[INFO] cloning repository https://github.com/sstadick/crabz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sstadick/crabz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Fcrabz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Fcrabz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c60e7c98dbd4dbc8e9a41a1dc07b7ef408a9ed1
[INFO] testing sstadick/crabz against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Fcrabz" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sstadick/crabz 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/sstadick/crabz
[INFO] finished tweaking git repo https://github.com/sstadick/crabz
[INFO] tweaked toml for git repo https://github.com/sstadick/crabz written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sstadick/crabz 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-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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5e2d39a18ed66abf9591ae7b07943340a68863e4304e74cfc7e631e9fba0526
[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" "c5e2d39a18ed66abf9591ae7b07943340a68863e4304e74cfc7e631e9fba0526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5e2d39a18ed66abf9591ae7b07943340a68863e4304e74cfc7e631e9fba0526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e2d39a18ed66abf9591ae7b07943340a68863e4304e74cfc7e631e9fba0526", kill_on_drop: false }`
[INFO] [stdout] c5e2d39a18ed66abf9591ae7b07943340a68863e4304e74cfc7e631e9fba0526
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 582cfdf2e2f4b5dc6bc7077e3ae84cf94bec175de56a4630d9bd29379848e096
[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" "582cfdf2e2f4b5dc6bc7077e3ae84cf94bec175de56a4630d9bd29379848e096", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling nanorand v0.6.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling libgit2-sys v0.12.22+1.1.0
[INFO] [stderr]    Compiling libdeflate-sys v0.7.3
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libdeflater v0.7.3
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling flume v0.10.9
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-lock v7.0.1
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling gzp v0.8.1
[INFO] [stderr]    Compiling git2 v0.13.21
[INFO] [stderr]    Compiling built v0.5.1
[INFO] [stderr]    Compiling crabz v0.6.2-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.29s
[INFO] running `Command { std: "docker" "inspect" "582cfdf2e2f4b5dc6bc7077e3ae84cf94bec175de56a4630d9bd29379848e096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "582cfdf2e2f4b5dc6bc7077e3ae84cf94bec175de56a4630d9bd29379848e096", kill_on_drop: false }`
[INFO] [stdout] 582cfdf2e2f4b5dc6bc7077e3ae84cf94bec175de56a4630d9bd29379848e096
[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" "+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] 40d1472a882cf1a4b028866dafa1828cadd18f77ebfa7795afbc5867b9c3f8eb
[INFO] running `Command { std: "docker" "start" "-a" "40d1472a882cf1a4b028866dafa1828cadd18f77ebfa7795afbc5867b9c3f8eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crabz v0.6.2-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "40d1472a882cf1a4b028866dafa1828cadd18f77ebfa7795afbc5867b9c3f8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d1472a882cf1a4b028866dafa1828cadd18f77ebfa7795afbc5867b9c3f8eb", kill_on_drop: false }`
[INFO] [stdout] 40d1472a882cf1a4b028866dafa1828cadd18f77ebfa7795afbc5867b9c3f8eb
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e3d6683a4e24fffdc48065f4ea7eecbcf9756be6f73fc561ee733c7efc2cbcd
[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" "4e3d6683a4e24fffdc48065f4ea7eecbcf9756be6f73fc561ee733c7efc2cbcd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crabz-9a5f835972e3009d)
[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" "4e3d6683a4e24fffdc48065f4ea7eecbcf9756be6f73fc561ee733c7efc2cbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e3d6683a4e24fffdc48065f4ea7eecbcf9756be6f73fc561ee733c7efc2cbcd", kill_on_drop: false }`
[INFO] [stdout] 4e3d6683a4e24fffdc48065f4ea7eecbcf9756be6f73fc561ee733c7efc2cbcd