Dec 12 13:28:23.460 INFO checking guard-0.3.4 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 13:28:23.460 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 13:28:23.892 INFO [stdout] f3ae2ec6d6374cdb53103e968b8aa647a4ee0b3e20b9c5b47636b9aefe6d8266
Dec 12 13:28:23.893 INFO running `"docker" "start" "-a" "f3ae2ec6d6374cdb53103e968b8aa647a4ee0b3e20b9c5b47636b9aefe6d8266"`
Dec 12 13:28:24.268 INFO [stderr] usermod: no changes
Dec 12 13:28:24.268 INFO [stderr]     Checking guard v0.3.4 (/source)
Dec 12 13:28:24.806 INFO [stderr] warning: unreachable expression
Dec 12 13:28:24.807 INFO [stderr]  --> examples/env.rs:9:5
Dec 12 13:28:24.807 INFO [stderr]   |
Dec 12 13:28:24.807 INFO [stderr] 9 |     guard!(let Ok(foo_value) = env::var("FOO") else { return });
Dec 12 13:28:24.807 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:28:24.807 INFO [stderr]   |
Dec 12 13:28:24.807 INFO [stderr]   = note: #[warn(unreachable_code)] on by default
Dec 12 13:28:24.807 INFO [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:28:24.807 INFO [stderr] 
Dec 12 13:28:24.807 INFO [stderr] warning: unreachable expression
Dec 12 13:28:24.807 INFO [stderr]  --> examples/env.rs:9:5
Dec 12 13:28:24.807 INFO [stderr]   |
Dec 12 13:28:24.807 INFO [stderr] 9 |     guard!(let Ok(foo_value) = env::var("FOO") else { return });
Dec 12 13:28:24.807 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:28:24.807 INFO [stderr]   |
Dec 12 13:28:24.807 INFO [stderr]   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 12 13:28:24.807 INFO [stderr] 
Dec 12 13:28:24.983 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 12 13:28:24.985 INFO [stderr] su: No module specific data is present
Dec 12 13:28:25.340 INFO running `"docker" "inspect" "f3ae2ec6d6374cdb53103e968b8aa647a4ee0b3e20b9c5b47636b9aefe6d8266"`
Dec 12 13:28:25.570 INFO running `"docker" "rm" "-f" "f3ae2ec6d6374cdb53103e968b8aa647a4ee0b3e20b9c5b47636b9aefe6d8266"`
Dec 12 13:28:25.815 INFO [stdout] f3ae2ec6d6374cdb53103e968b8aa647a4ee0b3e20b9c5b47636b9aefe6d8266