[INFO] fetching crate tau-engine 1.14.1... [INFO] building tau-engine-1.14.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate tau-engine 1.14.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate tau-engine 1.14.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate tau-engine 1.14.1 [INFO] tweaked toml for crates.io crate tau-engine 1.14.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tau-engine 1.14.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tau-engine 1.14.1 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 472ad89f48fd1eb2e886777730106de2ba6c4548ac21341369541aebb0efe020 [INFO] running `Command { std: "docker" "start" "-a" "472ad89f48fd1eb2e886777730106de2ba6c4548ac21341369541aebb0efe020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "472ad89f48fd1eb2e886777730106de2ba6c4548ac21341369541aebb0efe020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "472ad89f48fd1eb2e886777730106de2ba6c4548ac21341369541aebb0efe020", kill_on_drop: false }` [INFO] [stdout] 472ad89f48fd1eb2e886777730106de2ba6c4548ac21341369541aebb0efe020 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20e338ea1e7aa302c6567debb36ae731eed0ab62220e5130252387277e5c4421 [INFO] running `Command { std: "docker" "start" "-a" "20e338ea1e7aa302c6567debb36ae731eed0ab62220e5130252387277e5c4421", kill_on_drop: false }` [INFO] [stderr] Compiling once_cell v1.21.1 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling indexmap v2.8.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling tracing-core v0.1.33 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling serde_yaml v0.9.34+deprecated [INFO] [stderr] Compiling tau-engine v1.14.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/solver.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | fn find(&self, key: &str) -> Option { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 16 | fn find(&self, key: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/solver.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | fn find(&self, _: &str) -> Option { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 25 | fn find(&self, _: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.41s [INFO] running `Command { std: "docker" "inspect" "20e338ea1e7aa302c6567debb36ae731eed0ab62220e5130252387277e5c4421", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20e338ea1e7aa302c6567debb36ae731eed0ab62220e5130252387277e5c4421", kill_on_drop: false }` [INFO] [stdout] 20e338ea1e7aa302c6567debb36ae731eed0ab62220e5130252387277e5c4421 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51a4d2269bbf5ecb8acfd684f773feb19c7db36f183092db2ea9965a89630c49 [INFO] running `Command { std: "docker" "start" "-a" "51a4d2269bbf5ecb8acfd684f773feb19c7db36f183092db2ea9965a89630c49", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/solver.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | fn find(&self, key: &str) -> Option { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 16 | fn find(&self, key: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/solver.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | fn find(&self, _: &str) -> Option { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 25 | fn find(&self, _: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tau-engine v1.14.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/solver.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | fn find(&self, key: &str) -> Option { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 16 | fn find(&self, key: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/solver.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | fn find(&self, _: &str) -> Option { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 25 | fn find(&self, _: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.35s [INFO] running `Command { std: "docker" "inspect" "51a4d2269bbf5ecb8acfd684f773feb19c7db36f183092db2ea9965a89630c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51a4d2269bbf5ecb8acfd684f773feb19c7db36f183092db2ea9965a89630c49", kill_on_drop: false }` [INFO] [stdout] 51a4d2269bbf5ecb8acfd684f773feb19c7db36f183092db2ea9965a89630c49