[INFO] fetching crate developer 0.0.0...
[INFO] testing developer-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate developer 0.0.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate developer 0.0.0 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 developer 0.0.0
[INFO] finished tweaking crates.io crate developer 0.0.0
[INFO] tweaked toml for crates.io crate developer 0.0.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] crate crates.io crate developer 0.0.0 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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 9ff073466807801b2fc094aa01328cd4fc1241832efcd0e73b25751b62ce3dad
[INFO] running `Command { std: "docker" "start" "-a" "9ff073466807801b2fc094aa01328cd4fc1241832efcd0e73b25751b62ce3dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff073466807801b2fc094aa01328cd4fc1241832efcd0e73b25751b62ce3dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff073466807801b2fc094aa01328cd4fc1241832efcd0e73b25751b62ce3dad", kill_on_drop: false }`
[INFO] [stdout] 9ff073466807801b2fc094aa01328cd4fc1241832efcd0e73b25751b62ce3dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 6c6fb411164e2f925a73f693dd22b51993c3a3ece2b74ea098031394e11cae08
[INFO] running `Command { std: "docker" "start" "-a" "6c6fb411164e2f925a73f693dd22b51993c3a3ece2b74ea098031394e11cae08", kill_on_drop: false }`
[INFO] [stderr]    Compiling developer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "6c6fb411164e2f925a73f693dd22b51993c3a3ece2b74ea098031394e11cae08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6fb411164e2f925a73f693dd22b51993c3a3ece2b74ea098031394e11cae08", kill_on_drop: false }`
[INFO] [stdout] 6c6fb411164e2f925a73f693dd22b51993c3a3ece2b74ea098031394e11cae08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 0bc35b0108fe2212918772f405264802930aa731df8b27c96a372827994465e7
[INFO] running `Command { std: "docker" "start" "-a" "0bc35b0108fe2212918772f405264802930aa731df8b27c96a372827994465e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling developer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "0bc35b0108fe2212918772f405264802930aa731df8b27c96a372827994465e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc35b0108fe2212918772f405264802930aa731df8b27c96a372827994465e7", kill_on_drop: false }`
[INFO] [stdout] 0bc35b0108fe2212918772f405264802930aa731df8b27c96a372827994465e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 5ed8ef3f89dd2acbc8fc5d5482cb10402bf77366c0d9cd31f50a10bd2c2d1139
[INFO] running `Command { std: "docker" "start" "-a" "5ed8ef3f89dd2acbc8fc5d5482cb10402bf77366c0d9cd31f50a10bd2c2d1139", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/developer-699ee5d3df1b732c)
[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" "5ed8ef3f89dd2acbc8fc5d5482cb10402bf77366c0d9cd31f50a10bd2c2d1139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed8ef3f89dd2acbc8fc5d5482cb10402bf77366c0d9cd31f50a10bd2c2d1139", kill_on_drop: false }`
[INFO] [stdout] 5ed8ef3f89dd2acbc8fc5d5482cb10402bf77366c0d9cd31f50a10bd2c2d1139