[INFO] fetching crate similar 2.7.0...
[INFO] checking similar-2.7.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate similar 2.7.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate similar 2.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate similar 2.7.0
[INFO] tweaked toml for crates.io crate similar 2.7.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate similar 2.7.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate similar 2.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.6.0
[INFO] [stderr]   Downloaded insta v1.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99185cc851d084e6899eb2bf40dea4568b23623164fe176ed37d93f3a2fbec5a
[INFO] running `Command { std: "docker" "start" "-a" "99185cc851d084e6899eb2bf40dea4568b23623164fe176ed37d93f3a2fbec5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99185cc851d084e6899eb2bf40dea4568b23623164fe176ed37d93f3a2fbec5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99185cc851d084e6899eb2bf40dea4568b23623164fe176ed37d93f3a2fbec5a", kill_on_drop: false }`
[INFO] [stdout] 99185cc851d084e6899eb2bf40dea4568b23623164fe176ed37d93f3a2fbec5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75ab6eca49adb49c047eb58e2e106995d21ff4a7dc4daf2bf9a3bd6446013f97
[INFO] running `Command { std: "docker" "start" "-a" "75ab6eca49adb49c047eb58e2e106995d21ff4a7dc4daf2bf9a3bd6446013f97", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking similar v2.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/algorithms/utils.rs:68:28
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn unique<Idx>(lookup: &Idx, range: Range<usize>) -> Vec<UniqueItem<Idx>>
[INFO] [stdout]    |                            ^^^^ the lifetime is elided here  ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn unique<Idx>(lookup: &Idx, range: Range<usize>) -> Vec<UniqueItem<'_, Idx>>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking insta v1.31.0
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/algorithms/utils.rs:68:28
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn unique<Idx>(lookup: &Idx, range: Range<usize>) -> Vec<UniqueItem<Idx>>
[INFO] [stdout]    |                            ^^^^ the lifetime is elided here  ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub fn unique<Idx>(lookup: &Idx, range: Range<usize>) -> Vec<UniqueItem<'_, Idx>>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "75ab6eca49adb49c047eb58e2e106995d21ff4a7dc4daf2bf9a3bd6446013f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ab6eca49adb49c047eb58e2e106995d21ff4a7dc4daf2bf9a3bd6446013f97", kill_on_drop: false }`
[INFO] [stdout] 75ab6eca49adb49c047eb58e2e106995d21ff4a7dc4daf2bf9a3bd6446013f97
