[INFO] fetching crate ruble 0.1.0...
[INFO] testing ruble-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ruble 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ruble 0.1.0 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 crates.io crate ruble 0.1.0
[INFO] finished tweaking crates.io crate ruble 0.1.0
[INFO] tweaked toml for crates.io crate ruble 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b409def2e6097a0c53a873c2312e9a32d7b1c1d0de462b27b351ada047ecb050
[INFO] running `Command { std: "docker" "start" "-a" "b409def2e6097a0c53a873c2312e9a32d7b1c1d0de462b27b351ada047ecb050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b409def2e6097a0c53a873c2312e9a32d7b1c1d0de462b27b351ada047ecb050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b409def2e6097a0c53a873c2312e9a32d7b1c1d0de462b27b351ada047ecb050", kill_on_drop: false }`
[INFO] [stdout] b409def2e6097a0c53a873c2312e9a32d7b1c1d0de462b27b351ada047ecb050
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 1b88bc98265db6cac44200f25c184b88eec594c44b7053c52117539b314903ed
[INFO] running `Command { std: "docker" "start" "-a" "1b88bc98265db6cac44200f25c184b88eec594c44b7053c52117539b314903ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "1b88bc98265db6cac44200f25c184b88eec594c44b7053c52117539b314903ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b88bc98265db6cac44200f25c184b88eec594c44b7053c52117539b314903ed", kill_on_drop: false }`
[INFO] [stdout] 1b88bc98265db6cac44200f25c184b88eec594c44b7053c52117539b314903ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8082efa2f1a42cda1c90a9717af1906ec05cc6bc7f0acdb9840711e4fef2e94f
[INFO] running `Command { std: "docker" "start" "-a" "8082efa2f1a42cda1c90a9717af1906ec05cc6bc7f0acdb9840711e4fef2e94f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ruble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "8082efa2f1a42cda1c90a9717af1906ec05cc6bc7f0acdb9840711e4fef2e94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8082efa2f1a42cda1c90a9717af1906ec05cc6bc7f0acdb9840711e4fef2e94f", kill_on_drop: false }`
[INFO] [stdout] 8082efa2f1a42cda1c90a9717af1906ec05cc6bc7f0acdb9840711e4fef2e94f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 0e108e929c87e91a2fc8542c224e178a13a61950361bbbbce80db31927976f92
[INFO] running `Command { std: "docker" "start" "-a" "0e108e929c87e91a2fc8542c224e178a13a61950361bbbbce80db31927976f92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruble-606b982124a467a6)
[INFO] [stderr]    Doc-tests ruble
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "0e108e929c87e91a2fc8542c224e178a13a61950361bbbbce80db31927976f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e108e929c87e91a2fc8542c224e178a13a61950361bbbbce80db31927976f92", kill_on_drop: false }`
[INFO] [stdout] 0e108e929c87e91a2fc8542c224e178a13a61950361bbbbce80db31927976f92