[INFO] fetching crate lenient_version 0.4.2...
[INFO] checking lenient_version-0.4.2 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate lenient_version 0.4.2 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate lenient_version 0.4.2 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lenient_version 0.4.2
[INFO] finished tweaking crates.io crate lenient_version 0.4.2
[INFO] tweaked toml for crates.io crate lenient_version 0.4.2 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c0d5a898281d7120a1b5d6fbf1426718f1441ec333cd02092ffaa005455833f
[INFO] running `Command { std: "docker" "start" "-a" "6c0d5a898281d7120a1b5d6fbf1426718f1441ec333cd02092ffaa005455833f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c0d5a898281d7120a1b5d6fbf1426718f1441ec333cd02092ffaa005455833f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c0d5a898281d7120a1b5d6fbf1426718f1441ec333cd02092ffaa005455833f", kill_on_drop: false }`
[INFO] [stdout] 6c0d5a898281d7120a1b5d6fbf1426718f1441ec333cd02092ffaa005455833f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47a522a83547cb8b2d1637683f314617d3b4406c7e37690544ded7b64eb918cf
[INFO] running `Command { std: "docker" "start" "-a" "47a522a83547cb8b2d1637683f314617d3b4406c7e37690544ded7b64eb918cf", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking lenient_semver_version_builder v0.4.2
[INFO] [stderr]    Compiling test-case v1.2.0
[INFO] [stderr]     Checking lenient_semver_parser v0.4.2
[INFO] [stderr]     Checking lenient_version v0.4.2 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stdout] error: unused import: `Build`
[INFO] [stdout]    --> src/metadata.rs:473:29
[INFO] [stdout]     |
[INFO] [stdout] 473 |     use super::{Additional, Build, PreRelease};
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:35:5
[INFO] [stdout]     |
[INFO] [stdout] 35  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused import: `convert::TryInto`
[INFO] [stdout]    --> src/metadata.rs:474:30
[INFO] [stdout]     |
[INFO] [stdout] 474 |     use std::{cmp::Ordering, convert::TryInto};
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lenient_version` due to 3 previous errors
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "47a522a83547cb8b2d1637683f314617d3b4406c7e37690544ded7b64eb918cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a522a83547cb8b2d1637683f314617d3b4406c7e37690544ded7b64eb918cf", kill_on_drop: false }`
[INFO] [stdout] 47a522a83547cb8b2d1637683f314617d3b4406c7e37690544ded7b64eb918cf