[INFO] fetching crate matches2 1.2.1...
[INFO] testing matches2-1.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate matches2 1.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate matches2 1.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matches2 1.2.1
[INFO] finished tweaking crates.io crate matches2 1.2.1
[INFO] tweaked toml for crates.io crate matches2 1.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f523a7988d72661680f4d1887432b4a4ee177bc3dceb34bd394472d82fa562c
[INFO] running `Command { std: "docker" "start" "-a" "1f523a7988d72661680f4d1887432b4a4ee177bc3dceb34bd394472d82fa562c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f523a7988d72661680f4d1887432b4a4ee177bc3dceb34bd394472d82fa562c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f523a7988d72661680f4d1887432b4a4ee177bc3dceb34bd394472d82fa562c", kill_on_drop: false }`
[INFO] [stdout] 1f523a7988d72661680f4d1887432b4a4ee177bc3dceb34bd394472d82fa562c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d762c5377da3eaa02da92811b47a8b045072479aa2326369a267efd0beefc1aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d762c5377da3eaa02da92811b47a8b045072479aa2326369a267efd0beefc1aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling matches2 v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "d762c5377da3eaa02da92811b47a8b045072479aa2326369a267efd0beefc1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d762c5377da3eaa02da92811b47a8b045072479aa2326369a267efd0beefc1aa", kill_on_drop: false }`
[INFO] [stdout] d762c5377da3eaa02da92811b47a8b045072479aa2326369a267efd0beefc1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67481e43f879b143ccbc5d8fa303b61348d37584a4b721ecbfd68d6e7c1c0d55
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "67481e43f879b143ccbc5d8fa303b61348d37584a4b721ecbfd68d6e7c1c0d55", kill_on_drop: false }`
[INFO] [stderr]    Compiling matches2 v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "67481e43f879b143ccbc5d8fa303b61348d37584a4b721ecbfd68d6e7c1c0d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67481e43f879b143ccbc5d8fa303b61348d37584a4b721ecbfd68d6e7c1c0d55", kill_on_drop: false }`
[INFO] [stdout] 67481e43f879b143ccbc5d8fa303b61348d37584a4b721ecbfd68d6e7c1c0d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4cbb1d5c14a7a20ea0863753a5ef00c656c3bbe7593fe4de6eac173266ee0bb2
[INFO] running `Command { std: "docker" "start" "-a" "4cbb1d5c14a7a20ea0863753a5ef00c656c3bbe7593fe4de6eac173266ee0bb2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matches2-e72c98dd1c90690b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::assert_matches_works ... ok
[INFO] [stdout] test tests::matches_works ... ok
[INFO] [stdout] test tests::unwrap_match_works ... ok
[INFO] [stdout] test tests::assert_matches_panics - should panic ... ok
[INFO] [stderr]    Doc-tests matches2
[INFO] [stdout] test tests::unwrap_match_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test lib.rs - unwrap_match (line 50) ... ok
[INFO] [stdout] test lib.rs - assert_matches (line 126) ... ok
[INFO] [stdout] test lib.rs - matches (line 9) ... ok
[INFO] [stdout] test lib.rs - debug_assert_matches (line 161) ... ok
[INFO] [stdout] test lib.rs - option_match (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.98s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4cbb1d5c14a7a20ea0863753a5ef00c656c3bbe7593fe4de6eac173266ee0bb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cbb1d5c14a7a20ea0863753a5ef00c656c3bbe7593fe4de6eac173266ee0bb2", kill_on_drop: false }`
[INFO] [stdout] 4cbb1d5c14a7a20ea0863753a5ef00c656c3bbe7593fe4de6eac173266ee0bb2