[INFO] fetching crate rack-timestamp 0.0.0...
[INFO] testing rack-timestamp-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rack-timestamp 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rack-timestamp 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 rack-timestamp 0.0.0
[INFO] finished tweaking crates.io crate rack-timestamp 0.0.0
[INFO] tweaked toml for crates.io crate rack-timestamp 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate rack-timestamp 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 1da7d2c8d9ff356b5fc6a246c19c8b187b4ea0f7e9692427d278b61c6c425fc0
[INFO] running `Command { std: "docker" "start" "-a" "1da7d2c8d9ff356b5fc6a246c19c8b187b4ea0f7e9692427d278b61c6c425fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1da7d2c8d9ff356b5fc6a246c19c8b187b4ea0f7e9692427d278b61c6c425fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1da7d2c8d9ff356b5fc6a246c19c8b187b4ea0f7e9692427d278b61c6c425fc0", kill_on_drop: false }`
[INFO] [stdout] 1da7d2c8d9ff356b5fc6a246c19c8b187b4ea0f7e9692427d278b61c6c425fc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 01ec471fb7fd186f2bfab4bccecd4db65105d451913fa8825c1b6d5cb1a52d70
[INFO] running `Command { std: "docker" "start" "-a" "01ec471fb7fd186f2bfab4bccecd4db65105d451913fa8825c1b6d5cb1a52d70", kill_on_drop: false }`
[INFO] [stderr]    Compiling rack-timestamp v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "01ec471fb7fd186f2bfab4bccecd4db65105d451913fa8825c1b6d5cb1a52d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ec471fb7fd186f2bfab4bccecd4db65105d451913fa8825c1b6d5cb1a52d70", kill_on_drop: false }`
[INFO] [stdout] 01ec471fb7fd186f2bfab4bccecd4db65105d451913fa8825c1b6d5cb1a52d70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 3402f298db7c79e9f9116aaab1f8b2cb5e6b1dd48c9ebc5e538fe262831038f7
[INFO] running `Command { std: "docker" "start" "-a" "3402f298db7c79e9f9116aaab1f8b2cb5e6b1dd48c9ebc5e538fe262831038f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rack-timestamp v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "3402f298db7c79e9f9116aaab1f8b2cb5e6b1dd48c9ebc5e538fe262831038f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3402f298db7c79e9f9116aaab1f8b2cb5e6b1dd48c9ebc5e538fe262831038f7", kill_on_drop: false }`
[INFO] [stdout] 3402f298db7c79e9f9116aaab1f8b2cb5e6b1dd48c9ebc5e538fe262831038f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d7feb56192892b2324a41a636c036112773b5fa8093c2f4bb553827df9bb7f91
[INFO] running `Command { std: "docker" "start" "-a" "d7feb56192892b2324a41a636c036112773b5fa8093c2f4bb553827df9bb7f91", kill_on_drop: false }`
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rack_timestamp-57834c6d718f5d83)
[INFO] running `Command { std: "docker" "inspect" "d7feb56192892b2324a41a636c036112773b5fa8093c2f4bb553827df9bb7f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7feb56192892b2324a41a636c036112773b5fa8093c2f4bb553827df9bb7f91", kill_on_drop: false }`
[INFO] [stdout] d7feb56192892b2324a41a636c036112773b5fa8093c2f4bb553827df9bb7f91