[INFO] crate posix_mq 0.1.3 is already in cache
[INFO] extracting crate posix_mq 0.1.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/posix_mq/0.1.3
[INFO] extracting crate posix_mq 0.1.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/posix_mq/0.1.3
[INFO] validating manifest of posix_mq-0.1.3 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of posix_mq-0.1.3 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing posix_mq-0.1.3
[INFO] finished frobbing posix_mq-0.1.3
[INFO] frobbed toml for posix_mq-0.1.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/posix_mq/0.1.3/Cargo.toml
[INFO] started frobbing posix_mq-0.1.3
[INFO] finished frobbing posix_mq-0.1.3
[INFO] frobbed toml for posix_mq-0.1.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/posix_mq/0.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing posix_mq-0.1.3 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/posix_mq/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] a5021c05a8603162b97ef5c421a18d534803e81ee66c586a97e61d516670c88f
[INFO] running `"docker" "start" "-a" "a5021c05a8603162b97ef5c421a18d534803e81ee66c586a97e61d516670c88f"`
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling posix_mq v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `"docker" "inspect" "a5021c05a8603162b97ef5c421a18d534803e81ee66c586a97e61d516670c88f"`
[INFO] running `"docker" "rm" "-f" "a5021c05a8603162b97ef5c421a18d534803e81ee66c586a97e61d516670c88f"`
[INFO] [stdout] a5021c05a8603162b97ef5c421a18d534803e81ee66c586a97e61d516670c88f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/posix_mq/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e4d92bd995b5a867ef812456943f7b015f8973767195e44bf0daa6f66869a26c
[INFO] running `"docker" "start" "-a" "e4d92bd995b5a867ef812456943f7b015f8973767195e44bf0daa6f66869a26c"`
[INFO] [stderr]    Compiling posix_mq v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/tests.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     queue.delete();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "e4d92bd995b5a867ef812456943f7b015f8973767195e44bf0daa6f66869a26c"`
[INFO] running `"docker" "rm" "-f" "e4d92bd995b5a867ef812456943f7b015f8973767195e44bf0daa6f66869a26c"`
[INFO] [stdout] e4d92bd995b5a867ef812456943f7b015f8973767195e44bf0daa6f66869a26c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/posix_mq/0.1.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 58a33943d8efe73ea66b8c85847ea38c847af753dbcc52858d9ff96506047d8f
[INFO] running `"docker" "start" "-a" "58a33943d8efe73ea66b8c85847ea38c847af753dbcc52858d9ff96506047d8f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/posix_mq-e9e0364b449615a5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_open_delete ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests posix_mq
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "58a33943d8efe73ea66b8c85847ea38c847af753dbcc52858d9ff96506047d8f"`
[INFO] running `"docker" "rm" "-f" "58a33943d8efe73ea66b8c85847ea38c847af753dbcc52858d9ff96506047d8f"`
[INFO] [stdout] 58a33943d8efe73ea66b8c85847ea38c847af753dbcc52858d9ff96506047d8f