[INFO] cloning repository https://github.com/lostutils/groupby
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lostutils/groupby" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flostutils%2Fgroupby", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flostutils%2Fgroupby'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd8803081529cd08d3f94898f82052688b4a9248
[INFO] testing lostutils/groupby against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flostutils%2Fgroupby" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lostutils/groupby 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 git repo https://github.com/lostutils/groupby
[INFO] finished tweaking git repo https://github.com/lostutils/groupby
[INFO] tweaked toml for git repo https://github.com/lostutils/groupby written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/lostutils/groupby already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v2.31.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 2738f302de0482d275b3c10d0ec81f50b9e19baab158fcbc3c2128f18e098cfc
[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" "2738f302de0482d275b3c10d0ec81f50b9e19baab158fcbc3c2128f18e098cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2738f302de0482d275b3c10d0ec81f50b9e19baab158fcbc3c2128f18e098cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2738f302de0482d275b3c10d0ec81f50b9e19baab158fcbc3c2128f18e098cfc", kill_on_drop: false }`
[INFO] [stdout] 2738f302de0482d275b3c10d0ec81f50b9e19baab158fcbc3c2128f18e098cfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4f52c4c66d408094ddeb10b717405cf8f2d89b136708dbbc3a70cfa0947ecbcf
[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" "4f52c4c66d408094ddeb10b717405cf8f2d89b136708dbbc3a70cfa0947ecbcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling clap v2.31.1
[INFO] [stderr]    Compiling groupby v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.89s
[INFO] running `Command { std: "docker" "inspect" "4f52c4c66d408094ddeb10b717405cf8f2d89b136708dbbc3a70cfa0947ecbcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f52c4c66d408094ddeb10b717405cf8f2d89b136708dbbc3a70cfa0947ecbcf", kill_on_drop: false }`
[INFO] [stdout] 4f52c4c66d408094ddeb10b717405cf8f2d89b136708dbbc3a70cfa0947ecbcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ed2ab2f5a70b4594eb72f226d81cce2be471b9ccc70347d46d1930ce12a1e928
[INFO] running `Command { std: "docker" "start" "-a" "ed2ab2f5a70b4594eb72f226d81cce2be471b9ccc70347d46d1930ce12a1e928", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling groupby v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "ed2ab2f5a70b4594eb72f226d81cce2be471b9ccc70347d46d1930ce12a1e928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2ab2f5a70b4594eb72f226d81cce2be471b9ccc70347d46d1930ce12a1e928", kill_on_drop: false }`
[INFO] [stdout] ed2ab2f5a70b4594eb72f226d81cce2be471b9ccc70347d46d1930ce12a1e928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 847fcfd7d38841ff2b79dc35907ca554fa7c7b8f60a30a59d22ece010893f3c9
[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" "847fcfd7d38841ff2b79dc35907ca554fa7c7b8f60a30a59d22ece010893f3c9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/groupby-78d1b4895bf22731)
[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" "847fcfd7d38841ff2b79dc35907ca554fa7c7b8f60a30a59d22ece010893f3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847fcfd7d38841ff2b79dc35907ca554fa7c7b8f60a30a59d22ece010893f3c9", kill_on_drop: false }`
[INFO] [stdout] 847fcfd7d38841ff2b79dc35907ca554fa7c7b8f60a30a59d22ece010893f3c9