[INFO] cloning repository https://github.com/bujosa/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bujosa/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbujosa%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbujosa%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cb2f1a79f9d2b0eaca8101af6f8403416b67c95
[INFO] testing bujosa/rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbujosa%2Frust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bujosa/rust 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/bujosa/rust
[INFO] finished tweaking git repo https://github.com/bujosa/rust
[INFO] tweaked toml for git repo https://github.com/bujosa/rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bujosa/rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a210ef05a97b588ac65f9f640f30e7f5afacf9331e68b247daae0e775be2a264
[INFO] running `Command { std: "docker" "start" "-a" "a210ef05a97b588ac65f9f640f30e7f5afacf9331e68b247daae0e775be2a264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a210ef05a97b588ac65f9f640f30e7f5afacf9331e68b247daae0e775be2a264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a210ef05a97b588ac65f9f640f30e7f5afacf9331e68b247daae0e775be2a264", kill_on_drop: false }`
[INFO] [stdout] a210ef05a97b588ac65f9f640f30e7f5afacf9331e68b247daae0e775be2a264
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 82fc23a19b194eabd882cb0f95b7fde12370f5dfc0e766c6983061596da4e7b5
[INFO] running `Command { std: "docker" "start" "-a" "82fc23a19b194eabd882cb0f95b7fde12370f5dfc0e766c6983061596da4e7b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "82fc23a19b194eabd882cb0f95b7fde12370f5dfc0e766c6983061596da4e7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fc23a19b194eabd882cb0f95b7fde12370f5dfc0e766c6983061596da4e7b5", kill_on_drop: false }`
[INFO] [stdout] 82fc23a19b194eabd882cb0f95b7fde12370f5dfc0e766c6983061596da4e7b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 14b965c5e047585cca26f570ae28eeabff5563081787e9fb10ba3bd9faa130e6
[INFO] running `Command { std: "docker" "start" "-a" "14b965c5e047585cca26f570ae28eeabff5563081787e9fb10ba3bd9faa130e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "14b965c5e047585cca26f570ae28eeabff5563081787e9fb10ba3bd9faa130e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14b965c5e047585cca26f570ae28eeabff5563081787e9fb10ba3bd9faa130e6", kill_on_drop: false }`
[INFO] [stdout] 14b965c5e047585cca26f570ae28eeabff5563081787e9fb10ba3bd9faa130e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7c7563d6b762c1deccf57e5c164a73fdf064e317f1994e320c64c67fe5c025ca
[INFO] running `Command { std: "docker" "start" "-a" "7c7563d6b762c1deccf57e5c164a73fdf064e317f1994e320c64c67fe5c025ca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_convert-56c478cb4d2ae651)
[INFO] running `Command { std: "docker" "inspect" "7c7563d6b762c1deccf57e5c164a73fdf064e317f1994e320c64c67fe5c025ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7563d6b762c1deccf57e5c164a73fdf064e317f1994e320c64c67fe5c025ca", kill_on_drop: false }`
[INFO] [stdout] 7c7563d6b762c1deccf57e5c164a73fdf064e317f1994e320c64c67fe5c025ca