[INFO] cloning repository https://github.com/katsumata-ryo/introduction_to_rust_programming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/katsumata-ryo/introduction_to_rust_programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatsumata-ryo%2Fintroduction_to_rust_programming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatsumata-ryo%2Fintroduction_to_rust_programming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af11994bbea68903aa641e1df2c800e1871230cd
[INFO] testing katsumata-ryo/introduction_to_rust_programming against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatsumata-ryo%2Fintroduction_to_rust_programming" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/katsumata-ryo/introduction_to_rust_programming on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/katsumata-ryo/introduction_to_rust_programming
[INFO] finished tweaking git repo https://github.com/katsumata-ryo/introduction_to_rust_programming
[INFO] tweaked toml for git repo https://github.com/katsumata-ryo/introduction_to_rust_programming written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/katsumata-ryo/introduction_to_rust_programming already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 018a9d7fcec38a5ad39ff4bc955a5abc358bb2599b3d2847d625b117f7e3db73
[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" "018a9d7fcec38a5ad39ff4bc955a5abc358bb2599b3d2847d625b117f7e3db73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "018a9d7fcec38a5ad39ff4bc955a5abc358bb2599b3d2847d625b117f7e3db73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018a9d7fcec38a5ad39ff4bc955a5abc358bb2599b3d2847d625b117f7e3db73", kill_on_drop: false }`
[INFO] [stdout] 018a9d7fcec38a5ad39ff4bc955a5abc358bb2599b3d2847d625b117f7e3db73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35105f9363e88e0f5a40e251801adf3442f23ced7a9ca9007b2663767c9de86f
[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" "35105f9363e88e0f5a40e251801adf3442f23ced7a9ca9007b2663767c9de86f", kill_on_drop: false }`
[INFO] [stderr]    Compiling samplecli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "35105f9363e88e0f5a40e251801adf3442f23ced7a9ca9007b2663767c9de86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35105f9363e88e0f5a40e251801adf3442f23ced7a9ca9007b2663767c9de86f", kill_on_drop: false }`
[INFO] [stdout] 35105f9363e88e0f5a40e251801adf3442f23ced7a9ca9007b2663767c9de86f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ba7bec7fdc22e76a15003bff12fa4ade1f8190b0708187b3826444b48140f362
[INFO] running `Command { std: "docker" "start" "-a" "ba7bec7fdc22e76a15003bff12fa4ade1f8190b0708187b3826444b48140f362", kill_on_drop: false }`
[INFO] [stderr]    Compiling samplecli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "ba7bec7fdc22e76a15003bff12fa4ade1f8190b0708187b3826444b48140f362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7bec7fdc22e76a15003bff12fa4ade1f8190b0708187b3826444b48140f362", kill_on_drop: false }`
[INFO] [stdout] ba7bec7fdc22e76a15003bff12fa4ade1f8190b0708187b3826444b48140f362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 127406761d6e2f2d62eceb7115be9e67da04ff9ec927be14717dcb261a9d8f56
[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" "127406761d6e2f2d62eceb7115be9e67da04ff9ec927be14717dcb261a9d8f56", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/samplecli-00d63a5ff1c2f56c
[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" "127406761d6e2f2d62eceb7115be9e67da04ff9ec927be14717dcb261a9d8f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127406761d6e2f2d62eceb7115be9e67da04ff9ec927be14717dcb261a9d8f56", kill_on_drop: false }`
[INFO] [stdout] 127406761d6e2f2d62eceb7115be9e67da04ff9ec927be14717dcb261a9d8f56