Aug 02 07:31:47.477 INFO checking guard-0.3.4 against 1.27.2 for lazy_static-1
Aug 02 07:31:47.477 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:31:47.477 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:31:47.477 INFO running `"docker" "create" "-v" "/tmp/crater.SVe665ISd7o5:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 07:31:47.697 INFO blam! f44f6f8d40cbbb09cd4052a147493ec43ce02f9fb8ecadfb5097320d301cbbcb
Aug 02 07:31:47.697 INFO running `"docker" "start" "-a" "f44f6f8d40cbbb09cd4052a147493ec43ce02f9fb8ecadfb5097320d301cbbcb"`
Aug 02 07:31:48.744 INFO kablam!     Checking guard v0.3.4 (file:///source)
Aug 02 07:31:49.353 INFO kablam! warning: unreachable expression
Aug 02 07:31:49.353 INFO kablam!  --> examples/env.rs:9:5
Aug 02 07:31:49.353 INFO kablam!   |
Aug 02 07:31:49.353 INFO kablam! 9 |     guard!(let Ok(foo_value) = env::var("FOO") else { return });
Aug 02 07:31:49.353 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 07:31:49.354 INFO kablam!   |
Aug 02 07:31:49.354 INFO kablam!   = note: #[warn(unreachable_code)] on by default
Aug 02 07:31:49.355 INFO kablam!   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Aug 02 07:31:49.355 INFO kablam! 
Aug 02 07:31:49.356 INFO kablam! warning: unreachable expression
Aug 02 07:31:49.356 INFO kablam!  --> examples/env.rs:9:5
Aug 02 07:31:49.356 INFO kablam!   |
Aug 02 07:31:49.356 INFO kablam! 9 |     guard!(let Ok(foo_value) = env::var("FOO") else { return });
Aug 02 07:31:49.356 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 07:31:49.356 INFO kablam!   |
Aug 02 07:31:49.357 INFO kablam!   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Aug 02 07:31:49.357 INFO kablam! 
Aug 02 07:31:49.631 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Aug 02 07:31:49.634 INFO kablam! su: No module specific data is present
Aug 02 07:31:50.494 INFO running `"docker" "rm" "-f" "f44f6f8d40cbbb09cd4052a147493ec43ce02f9fb8ecadfb5097320d301cbbcb"`
Aug 02 07:31:50.608 INFO blam! f44f6f8d40cbbb09cd4052a147493ec43ce02f9fb8ecadfb5097320d301cbbcb