[INFO] fetching crate flycatcher-diagnostic 0.1.1...
[INFO] testing flycatcher-diagnostic-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate flycatcher-diagnostic 0.1.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate flycatcher-diagnostic 0.1.1 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 flycatcher-diagnostic 0.1.1
[INFO] finished tweaking crates.io crate flycatcher-diagnostic 0.1.1
[INFO] tweaked toml for crates.io crate flycatcher-diagnostic 0.1.1 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate flycatcher-diagnostic 0.1.1 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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 3cd7c7720baf00d258610aba6f81182f91a3c7616e3e6d600dffdf6e7775f0de
[INFO] running `Command { std: "docker" "start" "-a" "3cd7c7720baf00d258610aba6f81182f91a3c7616e3e6d600dffdf6e7775f0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cd7c7720baf00d258610aba6f81182f91a3c7616e3e6d600dffdf6e7775f0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd7c7720baf00d258610aba6f81182f91a3c7616e3e6d600dffdf6e7775f0de", kill_on_drop: false }`
[INFO] [stdout] 3cd7c7720baf00d258610aba6f81182f91a3c7616e3e6d600dffdf6e7775f0de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 4043197d27fc763f4a2c7cd718dec8a43d278c4f55cf07869abde91e8486961e
[INFO] running `Command { std: "docker" "start" "-a" "4043197d27fc763f4a2c7cd718dec8a43d278c4f55cf07869abde91e8486961e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling flycatcher-diagnostic v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "4043197d27fc763f4a2c7cd718dec8a43d278c4f55cf07869abde91e8486961e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4043197d27fc763f4a2c7cd718dec8a43d278c4f55cf07869abde91e8486961e", kill_on_drop: false }`
[INFO] [stdout] 4043197d27fc763f4a2c7cd718dec8a43d278c4f55cf07869abde91e8486961e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 0b66dd9ae8bd1e709b2031def9c8703edd180457524aeab72761be92b3a9ecdc
[INFO] running `Command { std: "docker" "start" "-a" "0b66dd9ae8bd1e709b2031def9c8703edd180457524aeab72761be92b3a9ecdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling flycatcher-diagnostic v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "0b66dd9ae8bd1e709b2031def9c8703edd180457524aeab72761be92b3a9ecdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b66dd9ae8bd1e709b2031def9c8703edd180457524aeab72761be92b3a9ecdc", kill_on_drop: false }`
[INFO] [stdout] 0b66dd9ae8bd1e709b2031def9c8703edd180457524aeab72761be92b3a9ecdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 4f7cc1125c4bd83d0c83639f2a53706c7ba9d4bffb8e41f19bd342343afff2c8
[INFO] running `Command { std: "docker" "start" "-a" "4f7cc1125c4bd83d0c83639f2a53706c7ba9d4bffb8e41f19bd342343afff2c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flycatcher_diagnostic-57c7bd5f0e578294)
[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]    Doc-tests flycatcher-diagnostic
[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" "4f7cc1125c4bd83d0c83639f2a53706c7ba9d4bffb8e41f19bd342343afff2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7cc1125c4bd83d0c83639f2a53706c7ba9d4bffb8e41f19bd342343afff2c8", kill_on_drop: false }`
[INFO] [stdout] 4f7cc1125c4bd83d0c83639f2a53706c7ba9d4bffb8e41f19bd342343afff2c8