[INFO] fetching crate header-chain 0.0.0...
[INFO] testing header-chain-0.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate header-chain 0.0.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate header-chain 0.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate header-chain 0.0.0
[INFO] finished tweaking crates.io crate header-chain 0.0.0
[INFO] tweaked toml for crates.io crate header-chain 0.0.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b62f127176a0f36757683edd422c04dedb88a7ddc254736c28fd8bae499a7512
[INFO] running `Command { std: "docker" "start" "-a" "b62f127176a0f36757683edd422c04dedb88a7ddc254736c28fd8bae499a7512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b62f127176a0f36757683edd422c04dedb88a7ddc254736c28fd8bae499a7512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62f127176a0f36757683edd422c04dedb88a7ddc254736c28fd8bae499a7512", kill_on_drop: false }`
[INFO] [stdout] b62f127176a0f36757683edd422c04dedb88a7ddc254736c28fd8bae499a7512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29d99dbeb109291897a12cac6c8bdc75cc26f557bd94d097e57ce7196c24e75d
[INFO] running `Command { std: "docker" "start" "-a" "29d99dbeb109291897a12cac6c8bdc75cc26f557bd94d097e57ce7196c24e75d", kill_on_drop: false }`
[INFO] [stderr]    Compiling header-chain v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "29d99dbeb109291897a12cac6c8bdc75cc26f557bd94d097e57ce7196c24e75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d99dbeb109291897a12cac6c8bdc75cc26f557bd94d097e57ce7196c24e75d", kill_on_drop: false }`
[INFO] [stdout] 29d99dbeb109291897a12cac6c8bdc75cc26f557bd94d097e57ce7196c24e75d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93964c49a5f20ddcbae6c12315b3940d01efae9dcd1fc0c086d1da4415ae9f78
[INFO] running `Command { std: "docker" "start" "-a" "93964c49a5f20ddcbae6c12315b3940d01efae9dcd1fc0c086d1da4415ae9f78", kill_on_drop: false }`
[INFO] [stderr]    Compiling header-chain v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "93964c49a5f20ddcbae6c12315b3940d01efae9dcd1fc0c086d1da4415ae9f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93964c49a5f20ddcbae6c12315b3940d01efae9dcd1fc0c086d1da4415ae9f78", kill_on_drop: false }`
[INFO] [stdout] 93964c49a5f20ddcbae6c12315b3940d01efae9dcd1fc0c086d1da4415ae9f78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ec9bc419a81b0e6dbd3254b0575ca54b04cd1a09720e6c16948519d36ef8bfb
[INFO] running `Command { std: "docker" "start" "-a" "4ec9bc419a81b0e6dbd3254b0575ca54b04cd1a09720e6c16948519d36ef8bfb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/header_chain-5498cb21feb7f921)
[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] [stderr]    Doc-tests header-chain
[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" "4ec9bc419a81b0e6dbd3254b0575ca54b04cd1a09720e6c16948519d36ef8bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec9bc419a81b0e6dbd3254b0575ca54b04cd1a09720e6c16948519d36ef8bfb", kill_on_drop: false }`
[INFO] [stdout] 4ec9bc419a81b0e6dbd3254b0575ca54b04cd1a09720e6c16948519d36ef8bfb