[INFO] fetching crate rusty-lang 0.1.0...
[INFO] testing rusty-lang-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rusty-lang 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rusty-lang 0.1.0 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 rusty-lang 0.1.0
[INFO] finished tweaking crates.io crate rusty-lang 0.1.0
[INFO] tweaked toml for crates.io crate rusty-lang 0.1.0 written to /workspace/builds/worker-7/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 37c94cddebe29d789b284e9d904114fffbf9df5fc916ab4e9021e05b08b5858b
[INFO] running `Command { std: "docker" "start" "-a" "37c94cddebe29d789b284e9d904114fffbf9df5fc916ab4e9021e05b08b5858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37c94cddebe29d789b284e9d904114fffbf9df5fc916ab4e9021e05b08b5858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c94cddebe29d789b284e9d904114fffbf9df5fc916ab4e9021e05b08b5858b", kill_on_drop: false }`
[INFO] [stdout] 37c94cddebe29d789b284e9d904114fffbf9df5fc916ab4e9021e05b08b5858b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] d325f6c39950d6346824ad8ea26fbd16e598ccd3d57eb5ed77b12267bd4b7734
[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" "d325f6c39950d6346824ad8ea26fbd16e598ccd3d57eb5ed77b12267bd4b7734", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "d325f6c39950d6346824ad8ea26fbd16e598ccd3d57eb5ed77b12267bd4b7734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d325f6c39950d6346824ad8ea26fbd16e598ccd3d57eb5ed77b12267bd4b7734", kill_on_drop: false }`
[INFO] [stdout] d325f6c39950d6346824ad8ea26fbd16e598ccd3d57eb5ed77b12267bd4b7734
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fcade093b9758623d5093dd0d58c7dd1cb2b38257b4a3695cdadce5aea13fd3c
[INFO] running `Command { std: "docker" "start" "-a" "fcade093b9758623d5093dd0d58c7dd1cb2b38257b4a3695cdadce5aea13fd3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "fcade093b9758623d5093dd0d58c7dd1cb2b38257b4a3695cdadce5aea13fd3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcade093b9758623d5093dd0d58c7dd1cb2b38257b4a3695cdadce5aea13fd3c", kill_on_drop: false }`
[INFO] [stdout] fcade093b9758623d5093dd0d58c7dd1cb2b38257b4a3695cdadce5aea13fd3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] cfecd26b3c4c3495441e1c30fef2e770332681ff66b7f2a67cfc2128446c7d7c
[INFO] running `Command { std: "docker" "start" "-a" "cfecd26b3c4c3495441e1c30fef2e770332681ff66b7f2a67cfc2128446c7d7c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_lang-5331d5b81f4919e6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty-lang
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cfecd26b3c4c3495441e1c30fef2e770332681ff66b7f2a67cfc2128446c7d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfecd26b3c4c3495441e1c30fef2e770332681ff66b7f2a67cfc2128446c7d7c", kill_on_drop: false }`
[INFO] [stdout] cfecd26b3c4c3495441e1c30fef2e770332681ff66b7f2a67cfc2128446c7d7c