[INFO] cloning repository https://github.com/ivan-kapelyukh/arro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivan-kapelyukh/arro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivan-kapelyukh%2Farro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivan-kapelyukh%2Farro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf002da216f4762406e0349882a1217bdcae4545
[INFO] testing ivan-kapelyukh/arro against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivan-kapelyukh%2Farro" "/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/ivan-kapelyukh/arro on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ivan-kapelyukh/arro
[INFO] finished tweaking git repo https://github.com/ivan-kapelyukh/arro
[INFO] tweaked toml for git repo https://github.com/ivan-kapelyukh/arro written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ivan-kapelyukh/arro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] f7340322688f6b8189221f9b8e5da9ee6e7487fd71d663da5c7039a5c5b3bce3
[INFO] running `Command { std: "docker" "start" "-a" "f7340322688f6b8189221f9b8e5da9ee6e7487fd71d663da5c7039a5c5b3bce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7340322688f6b8189221f9b8e5da9ee6e7487fd71d663da5c7039a5c5b3bce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7340322688f6b8189221f9b8e5da9ee6e7487fd71d663da5c7039a5c5b3bce3", kill_on_drop: false }`
[INFO] [stdout] f7340322688f6b8189221f9b8e5da9ee6e7487fd71d663da5c7039a5c5b3bce3
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27aaebcade0027939d9436b9605f0809d40eacdab08d4db58315687b926ef89b
[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" "27aaebcade0027939d9436b9605f0809d40eacdab08d4db58315687b926ef89b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "27aaebcade0027939d9436b9605f0809d40eacdab08d4db58315687b926ef89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27aaebcade0027939d9436b9605f0809d40eacdab08d4db58315687b926ef89b", kill_on_drop: false }`
[INFO] [stdout] 27aaebcade0027939d9436b9605f0809d40eacdab08d4db58315687b926ef89b
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdddb5d700f9ec42b4fe41ffd47ae613d0df8510d45247d1b61db16960099cec
[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" "bdddb5d700f9ec42b4fe41ffd47ae613d0df8510d45247d1b61db16960099cec", kill_on_drop: false }`
[INFO] [stderr]    Compiling arro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "bdddb5d700f9ec42b4fe41ffd47ae613d0df8510d45247d1b61db16960099cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdddb5d700f9ec42b4fe41ffd47ae613d0df8510d45247d1b61db16960099cec", kill_on_drop: false }`
[INFO] [stdout] bdddb5d700f9ec42b4fe41ffd47ae613d0df8510d45247d1b61db16960099cec
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8fee4d1b87da28a94e410aa42b67cba95ed35904612ae42537406dbe14b85fa
[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" "c8fee4d1b87da28a94e410aa42b67cba95ed35904612ae42537406dbe14b85fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.50s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arro-198c6cc23ca82cf8
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8fee4d1b87da28a94e410aa42b67cba95ed35904612ae42537406dbe14b85fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8fee4d1b87da28a94e410aa42b67cba95ed35904612ae42537406dbe14b85fa", kill_on_drop: false }`
[INFO] [stdout] c8fee4d1b87da28a94e410aa42b67cba95ed35904612ae42537406dbe14b85fa