[INFO] cloning repository https://github.com/mattbanister/rust_shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattbanister/rust_shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattbanister%2Frust_shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattbanister%2Frust_shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4de3f9e7f5df4bd015c1330b1dedadde70210a2d
[INFO] testing mattbanister/rust_shell against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattbanister%2Frust_shell" "/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/mattbanister/rust_shell on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattbanister/rust_shell
[INFO] finished tweaking git repo https://github.com/mattbanister/rust_shell
[INFO] tweaked toml for git repo https://github.com/mattbanister/rust_shell written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mattbanister/rust_shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 109cfdfb02dc2e6e50e57237f0f9fe1ee29bd94b6e55715dfdbc829661f1c70f
[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" "109cfdfb02dc2e6e50e57237f0f9fe1ee29bd94b6e55715dfdbc829661f1c70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "109cfdfb02dc2e6e50e57237f0f9fe1ee29bd94b6e55715dfdbc829661f1c70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109cfdfb02dc2e6e50e57237f0f9fe1ee29bd94b6e55715dfdbc829661f1c70f", kill_on_drop: false }`
[INFO] [stdout] 109cfdfb02dc2e6e50e57237f0f9fe1ee29bd94b6e55715dfdbc829661f1c70f
[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" "+1.55.0" "build" "--frozen" "--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] bf406cf9789ec647b7540ca3f90eb0f2e478e503ce9c92d73b0a5e155c603767
[INFO] running `Command { std: "docker" "start" "-a" "bf406cf9789ec647b7540ca3f90eb0f2e478e503ce9c92d73b0a5e155c603767", kill_on_drop: false }`
[INFO] [stderr]    Compiling termion v1.5.4
[INFO] [stderr]    Compiling rust_shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "bf406cf9789ec647b7540ca3f90eb0f2e478e503ce9c92d73b0a5e155c603767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf406cf9789ec647b7540ca3f90eb0f2e478e503ce9c92d73b0a5e155c603767", kill_on_drop: false }`
[INFO] [stdout] bf406cf9789ec647b7540ca3f90eb0f2e478e503ce9c92d73b0a5e155c603767
[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" "+1.55.0" "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] af3cc76af026cfe826d2190d795a934a5e313ddde163e63a485e4c867a49ecb7
[INFO] running `Command { std: "docker" "start" "-a" "af3cc76af026cfe826d2190d795a934a5e313ddde163e63a485e4c867a49ecb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "af3cc76af026cfe826d2190d795a934a5e313ddde163e63a485e4c867a49ecb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3cc76af026cfe826d2190d795a934a5e313ddde163e63a485e4c867a49ecb7", kill_on_drop: false }`
[INFO] [stdout] af3cc76af026cfe826d2190d795a934a5e313ddde163e63a485e4c867a49ecb7
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5fc48c2c849790eb992c5fa8484609ba8d5b2894e213fac2aae72e5b673fe01
[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" "e5fc48c2c849790eb992c5fa8484609ba8d5b2894e213fac2aae72e5b673fe01", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_shell-bd84aa3533c9ef00)
[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" "e5fc48c2c849790eb992c5fa8484609ba8d5b2894e213fac2aae72e5b673fe01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5fc48c2c849790eb992c5fa8484609ba8d5b2894e213fac2aae72e5b673fe01", kill_on_drop: false }`
[INFO] [stdout] e5fc48c2c849790eb992c5fa8484609ba8d5b2894e213fac2aae72e5b673fe01