[INFO] fetching crate cargo-fuzzcheck 0.6.0...
[INFO] testing cargo-fuzzcheck-0.6.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate cargo-fuzzcheck 0.6.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate cargo-fuzzcheck 0.6.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-fuzzcheck 0.6.0
[INFO] finished tweaking crates.io crate cargo-fuzzcheck 0.6.0
[INFO] tweaked toml for crates.io crate cargo-fuzzcheck 0.6.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate crates.io crate cargo-fuzzcheck 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41eb9df401e2f124a147186c410c706b8c27d637634ec07da3f7cb6c99007348
[INFO] running `Command { std: "docker" "start" "-a" "41eb9df401e2f124a147186c410c706b8c27d637634ec07da3f7cb6c99007348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41eb9df401e2f124a147186c410c706b8c27d637634ec07da3f7cb6c99007348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41eb9df401e2f124a147186c410c706b8c27d637634ec07da3f7cb6c99007348", kill_on_drop: false }`
[INFO] [stdout] 41eb9df401e2f124a147186c410c706b8c27d637634ec07da3f7cb6c99007348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08a68f7740a5d654cf312c79a860a5ca233adbcedbc22d3eeb06c3e15d1f0edd
[INFO] running `Command { std: "docker" "start" "-a" "08a68f7740a5d654cf312c79a860a5ca233adbcedbc22d3eeb06c3e15d1f0edd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-fuzzcheck v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling decent-synquote-alternative v0.3.0
[INFO] [stderr]    Compiling fuzzcheck_common v0.6.0
[INFO] [stderr]    Compiling decent-serde-toml-derive-alternative v0.3.0
[INFO] [stderr]    Compiling decent-toml-rs-alternative v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.84s
[INFO] running `Command { std: "docker" "inspect" "08a68f7740a5d654cf312c79a860a5ca233adbcedbc22d3eeb06c3e15d1f0edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a68f7740a5d654cf312c79a860a5ca233adbcedbc22d3eeb06c3e15d1f0edd", kill_on_drop: false }`
[INFO] [stdout] 08a68f7740a5d654cf312c79a860a5ca233adbcedbc22d3eeb06c3e15d1f0edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b670768af346dde97dc5969859b17dacb170bd394f5ddbb0592ed771b1730464
[INFO] running `Command { std: "docker" "start" "-a" "b670768af346dde97dc5969859b17dacb170bd394f5ddbb0592ed771b1730464", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-fuzzcheck v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "b670768af346dde97dc5969859b17dacb170bd394f5ddbb0592ed771b1730464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b670768af346dde97dc5969859b17dacb170bd394f5ddbb0592ed771b1730464", kill_on_drop: false }`
[INFO] [stdout] b670768af346dde97dc5969859b17dacb170bd394f5ddbb0592ed771b1730464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9418080335ffbbbfbad7257f7979bf09339fe703824295d193ce3d902864e802
[INFO] running `Command { std: "docker" "start" "-a" "9418080335ffbbbfbad7257f7979bf09339fe703824295d193ce3d902864e802", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_fuzzcheck-37dff49db774317f)
[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]      Running unittests (/opt/rustwide/target/debug/deps/cargo_fuzzcheck-43fb022507fe0a21)
[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 cargo-fuzzcheck
[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" "9418080335ffbbbfbad7257f7979bf09339fe703824295d193ce3d902864e802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9418080335ffbbbfbad7257f7979bf09339fe703824295d193ce3d902864e802", kill_on_drop: false }`
[INFO] [stdout] 9418080335ffbbbfbad7257f7979bf09339fe703824295d193ce3d902864e802
