[INFO] cloning repository https://github.com/Nachasic/machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nachasic/machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNachasic%2Fmachine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNachasic%2Fmachine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 342f0a3e6da9422ce7bf6b817ad92bd95cf514ea
[INFO] testing Nachasic/machine against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNachasic%2Fmachine" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nachasic/machine 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/Nachasic/machine
[INFO] finished tweaking git repo https://github.com/Nachasic/machine
[INFO] tweaked toml for git repo https://github.com/Nachasic/machine written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nachasic/machine 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fcb085f00cc002cbf3839ca15dfe221d9bb73f1bbef1305b9f6b83fae9f689d
[INFO] running `Command { std: "docker" "start" "-a" "4fcb085f00cc002cbf3839ca15dfe221d9bb73f1bbef1305b9f6b83fae9f689d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fcb085f00cc002cbf3839ca15dfe221d9bb73f1bbef1305b9f6b83fae9f689d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fcb085f00cc002cbf3839ca15dfe221d9bb73f1bbef1305b9f6b83fae9f689d", kill_on_drop: false }`
[INFO] [stdout] 4fcb085f00cc002cbf3839ca15dfe221d9bb73f1bbef1305b9f6b83fae9f689d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 39c66ce45193816f7a5e8d9ceae7b83d7ad538dfb4c6e8ee122016553b666751
[INFO] running `Command { std: "docker" "start" "-a" "39c66ce45193816f7a5e8d9ceae7b83d7ad538dfb4c6e8ee122016553b666751", kill_on_drop: false }`
[INFO] [stderr]    Compiling machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "39c66ce45193816f7a5e8d9ceae7b83d7ad538dfb4c6e8ee122016553b666751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c66ce45193816f7a5e8d9ceae7b83d7ad538dfb4c6e8ee122016553b666751", kill_on_drop: false }`
[INFO] [stdout] 39c66ce45193816f7a5e8d9ceae7b83d7ad538dfb4c6e8ee122016553b666751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 6758039ada99ebc97a952f2a2cd0ce3f879c508d1a4f9633f9cba7f48930adbf
[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" "6758039ada99ebc97a952f2a2cd0ce3f879c508d1a4f9633f9cba7f48930adbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "6758039ada99ebc97a952f2a2cd0ce3f879c508d1a4f9633f9cba7f48930adbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6758039ada99ebc97a952f2a2cd0ce3f879c508d1a4f9633f9cba7f48930adbf", kill_on_drop: false }`
[INFO] [stdout] 6758039ada99ebc97a952f2a2cd0ce3f879c508d1a4f9633f9cba7f48930adbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1004c21365e5e923f5c834a7019a6841f1232d77ddce922ed3bd145b92743bc
[INFO] running `Command { std: "docker" "start" "-a" "c1004c21365e5e923f5c834a7019a6841f1232d77ddce922ed3bd145b92743bc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/machine-3203373b22abe391)
[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" "c1004c21365e5e923f5c834a7019a6841f1232d77ddce922ed3bd145b92743bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1004c21365e5e923f5c834a7019a6841f1232d77ddce922ed3bd145b92743bc", kill_on_drop: false }`
[INFO] [stdout] c1004c21365e5e923f5c834a7019a6841f1232d77ddce922ed3bd145b92743bc