[INFO] fetching crate tagger 4.3.5... [INFO] testing tagger-4.3.5 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate tagger 4.3.5 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate tagger 4.3.5 [INFO] finished tweaking crates.io crate tagger 4.3.5 [INFO] tweaked toml for crates.io crate tagger 4.3.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tagger 4.3.5 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tagger 4.3.5 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 30b9f248a3c57fe7ed26ffc0cef1eb1da2e924638f6af6a448260f677ba0a0cd [INFO] running `Command { std: "docker" "start" "-a" "30b9f248a3c57fe7ed26ffc0cef1eb1da2e924638f6af6a448260f677ba0a0cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30b9f248a3c57fe7ed26ffc0cef1eb1da2e924638f6af6a448260f677ba0a0cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30b9f248a3c57fe7ed26ffc0cef1eb1da2e924638f6af6a448260f677ba0a0cd", kill_on_drop: false }` [INFO] [stdout] 30b9f248a3c57fe7ed26ffc0cef1eb1da2e924638f6af6a448260f677ba0a0cd [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e597b1ce09b2db8cc27d88983c9e64cdaaa5dbf44f95279d9b2b469416e9339 [INFO] running `Command { std: "docker" "start" "-a" "8e597b1ce09b2db8cc27d88983c9e64cdaaa5dbf44f95279d9b2b469416e9339", kill_on_drop: false }` [INFO] [stderr] Compiling tagger v4.3.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:390:9 [INFO] [stdout] | [INFO] [stdout] 390 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 393 | ) -> Result, fmt::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ 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] 393 | ) -> Result, fmt::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "8e597b1ce09b2db8cc27d88983c9e64cdaaa5dbf44f95279d9b2b469416e9339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e597b1ce09b2db8cc27d88983c9e64cdaaa5dbf44f95279d9b2b469416e9339", kill_on_drop: false }` [INFO] [stdout] 8e597b1ce09b2db8cc27d88983c9e64cdaaa5dbf44f95279d9b2b469416e9339 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a5a4755b83aca820df42feed55284cd4c0bbeac8b02e00f835ad98d1d6c02c9 [INFO] running `Command { std: "docker" "start" "-a" "3a5a4755b83aca820df42feed55284cd4c0bbeac8b02e00f835ad98d1d6c02c9", kill_on_drop: false }` [INFO] [stderr] Compiling tagger v4.3.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:390:9 [INFO] [stdout] | [INFO] [stdout] 390 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 393 | ) -> Result, fmt::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ 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] 393 | ) -> Result, fmt::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:390:9 [INFO] [stdout] | [INFO] [stdout] 390 | &mut self, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] ... [INFO] [stdout] 393 | ) -> Result, fmt::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ 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] 393 | ) -> Result, fmt::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "3a5a4755b83aca820df42feed55284cd4c0bbeac8b02e00f835ad98d1d6c02c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a5a4755b83aca820df42feed55284cd4c0bbeac8b02e00f835ad98d1d6c02c9", kill_on_drop: false }` [INFO] [stdout] 3a5a4755b83aca820df42feed55284cd4c0bbeac8b02e00f835ad98d1d6c02c9 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4c6bacc1609a09f3eef629b0d4256d7d2a892abf21bae738a5ef16158ab0d93b [INFO] running `Command { std: "docker" "start" "-a" "4c6bacc1609a09f3eef629b0d4256d7d2a892abf21bae738a5ef16158ab0d93b", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:390:9 [INFO] [stderr] | [INFO] [stderr] 390 | &mut self, [INFO] [stderr] | ^^^^^^^^^ the lifetime is elided here [INFO] [stderr] ... [INFO] [stderr] 393 | ) -> Result, fmt::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 393 | ) -> Result, fmt::Error> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `tagger` (lib) generated 1 warning (run `cargo fix --lib -p tagger` to apply 1 suggestion) [INFO] [stderr] warning: `tagger` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tagger-3b9f5b64156f36cc) [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 tagger [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - test_readme (line 31) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4c6bacc1609a09f3eef629b0d4256d7d2a892abf21bae738a5ef16158ab0d93b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c6bacc1609a09f3eef629b0d4256d7d2a892abf21bae738a5ef16158ab0d93b", kill_on_drop: false }` [INFO] [stdout] 4c6bacc1609a09f3eef629b0d4256d7d2a892abf21bae738a5ef16158ab0d93b