[INFO] fetching crate lenient_semver_parser 0.4.2...
[INFO] checking lenient_semver_parser-0.4.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate lenient_semver_parser 0.4.2 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate lenient_semver_parser 0.4.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lenient_semver_parser 0.4.2
[INFO] finished tweaking crates.io crate lenient_semver_parser 0.4.2
[INFO] tweaked toml for crates.io crate lenient_semver_parser 0.4.2 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ff6482e4cd208ab89825622ed6b9e1a1fc813fb5186c4052a944f3d7e6e5f1a
[INFO] running `Command { std: "docker" "start" "-a" "6ff6482e4cd208ab89825622ed6b9e1a1fc813fb5186c4052a944f3d7e6e5f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ff6482e4cd208ab89825622ed6b9e1a1fc813fb5186c4052a944f3d7e6e5f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff6482e4cd208ab89825622ed6b9e1a1fc813fb5186c4052a944f3d7e6e5f1a", kill_on_drop: false }`
[INFO] [stdout] 6ff6482e4cd208ab89825622ed6b9e1a1fc813fb5186c4052a944f3d7e6e5f1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4c712693b9ebbb5f962fe86892c5e26624b210622dbdffb099324180f7be124
[INFO] running `Command { std: "docker" "start" "-a" "d4c712693b9ebbb5f962fe86892c5e26624b210622dbdffb099324180f7be124", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling test-case v1.2.1
[INFO] [stderr]     Checking lenient_semver_version_builder v0.4.2
[INFO] [stderr]     Checking lenient_semver_parser v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: field is never read: `state`
[INFO] [stdout]    --> src/lib.rs:497:5
[INFO] [stdout]     |
[INFO] [stdout] 497 |     state: State,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:28:5
[INFO] [stdout]     |
[INFO] [stdout] 28  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr] error: could not compile `lenient_semver_parser` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d4c712693b9ebbb5f962fe86892c5e26624b210622dbdffb099324180f7be124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c712693b9ebbb5f962fe86892c5e26624b210622dbdffb099324180f7be124", kill_on_drop: false }`
[INFO] [stdout] d4c712693b9ebbb5f962fe86892c5e26624b210622dbdffb099324180f7be124