[INFO] fetching crate lexical-parse-float 0.8.0...
[INFO] testing lexical-parse-float-0.8.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lexical-parse-float 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lexical-parse-float 0.8.0 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 lexical-parse-float 0.8.0
[INFO] finished tweaking crates.io crate lexical-parse-float 0.8.0
[INFO] tweaked toml for crates.io crate lexical-parse-float 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 96991b13ec33197875526be824ef58180248c2321b917eac90adefdb6220d8fc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "96991b13ec33197875526be824ef58180248c2321b917eac90adefdb6220d8fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96991b13ec33197875526be824ef58180248c2321b917eac90adefdb6220d8fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96991b13ec33197875526be824ef58180248c2321b917eac90adefdb6220d8fc", kill_on_drop: false }`
[INFO] [stdout] 96991b13ec33197875526be824ef58180248c2321b917eac90adefdb6220d8fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2cf093ad128e90612c68c8def80e30d00a9db47e5e4689e612761bd9baab25c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2cf093ad128e90612c68c8def80e30d00a9db47e5e4689e612761bd9baab25c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-util v0.8.1
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.0
[INFO] [stderr]    Compiling lexical-parse-float v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "2cf093ad128e90612c68c8def80e30d00a9db47e5e4689e612761bd9baab25c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf093ad128e90612c68c8def80e30d00a9db47e5e4689e612761bd9baab25c9", kill_on_drop: false }`
[INFO] [stdout] 2cf093ad128e90612c68c8def80e30d00a9db47e5e4689e612761bd9baab25c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b75f3b1b315482f3772a94d79c2413fef77e094fcf7e3c5b828c512e684a67a4
[INFO] running `Command { std: "docker" "start" "-a" "b75f3b1b315482f3772a94d79c2413fef77e094fcf7e3c5b828c512e684a67a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-parse-float v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `quickcheck`
[INFO] [stdout]   --> tests/api_tests.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use quickcheck::quickcheck;
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `quickcheck`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `quickcheck`
[INFO] [stdout]     --> tests/api_tests.rs:1223:1
[INFO] [stdout]      |
[INFO] [stdout] 1223 | quickcheck! {
[INFO] [stdout]      | ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lexical-parse-float` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b75f3b1b315482f3772a94d79c2413fef77e094fcf7e3c5b828c512e684a67a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75f3b1b315482f3772a94d79c2413fef77e094fcf7e3c5b828c512e684a67a4", kill_on_drop: false }`
[INFO] [stdout] b75f3b1b315482f3772a94d79c2413fef77e094fcf7e3c5b828c512e684a67a4