[INFO] updating cached repository https://github.com/yu2ta7ka/arabic_to_roman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c91b29a0366ab56cf0d794d3a0d7c3136665eff9
[INFO] testing yu2ta7ka/arabic_to_roman against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyu2ta7ka%2Farabic_to_roman" "/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/yu2ta7ka/arabic_to_roman on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yu2ta7ka/arabic_to_roman
[INFO] finished tweaking git repo https://github.com/yu2ta7ka/arabic_to_roman
[INFO] tweaked toml for git repo https://github.com/yu2ta7ka/arabic_to_roman written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/yu2ta7ka/arabic_to_roman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a84d904182ccfc40c65fa1e77497b34249d4a9be189d60cfd2772b97a6ad1a1
[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" "1a84d904182ccfc40c65fa1e77497b34249d4a9be189d60cfd2772b97a6ad1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a84d904182ccfc40c65fa1e77497b34249d4a9be189d60cfd2772b97a6ad1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a84d904182ccfc40c65fa1e77497b34249d4a9be189d60cfd2772b97a6ad1a1", kill_on_drop: false }`
[INFO] [stdout] 1a84d904182ccfc40c65fa1e77497b34249d4a9be189d60cfd2772b97a6ad1a1
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 66f8975ffbf9cd6c644ccb5f8441a5988827073125f02f0e01a6e1241a7600ce
[INFO] running `Command { std: "docker" "start" "-a" "66f8975ffbf9cd6c644ccb5f8441a5988827073125f02f0e01a6e1241a7600ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling arabic_to_roman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "66f8975ffbf9cd6c644ccb5f8441a5988827073125f02f0e01a6e1241a7600ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f8975ffbf9cd6c644ccb5f8441a5988827073125f02f0e01a6e1241a7600ce", kill_on_drop: false }`
[INFO] [stdout] 66f8975ffbf9cd6c644ccb5f8441a5988827073125f02f0e01a6e1241a7600ce
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 820f5a7a6cf9e015a5f753b749c3662b6c2d7d2eb0cbbe4d5df062827d22c098
[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" "820f5a7a6cf9e015a5f753b749c3662b6c2d7d2eb0cbbe4d5df062827d22c098", kill_on_drop: false }`
[INFO] [stderr]    Compiling arabic_to_roman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "820f5a7a6cf9e015a5f753b749c3662b6c2d7d2eb0cbbe4d5df062827d22c098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820f5a7a6cf9e015a5f753b749c3662b6c2d7d2eb0cbbe4d5df062827d22c098", kill_on_drop: false }`
[INFO] [stdout] 820f5a7a6cf9e015a5f753b749c3662b6c2d7d2eb0cbbe4d5df062827d22c098
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 092acb9a6e18a13c73927b4bf7e89c256a4b7cfd44ff277ec09fa58d8b3e30bf
[INFO] running `Command { std: "docker" "start" "-a" "092acb9a6e18a13c73927b4bf7e89c256a4b7cfd44ff277ec09fa58d8b3e30bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arabic_to_roman-ebd384fcbaf03d08
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test arabic_to_roman_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "092acb9a6e18a13c73927b4bf7e89c256a4b7cfd44ff277ec09fa58d8b3e30bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092acb9a6e18a13c73927b4bf7e89c256a4b7cfd44ff277ec09fa58d8b3e30bf", kill_on_drop: false }`
[INFO] [stdout] 092acb9a6e18a13c73927b4bf7e89c256a4b7cfd44ff277ec09fa58d8b3e30bf