[INFO] fetching crate performance_measurement_codegen 0.1.0... [INFO] testing performance_measurement_codegen-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate performance_measurement_codegen 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate performance_measurement_codegen 0.1.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate performance_measurement_codegen 0.1.0 [INFO] tweaked toml for crates.io crate performance_measurement_codegen 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate performance_measurement_codegen 0.1.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70d95b456fe16e2c3a1e638054da3ff436219e0c927f04b912a9169cf64f3bb9 [INFO] running `Command { std: "docker" "start" "-a" "70d95b456fe16e2c3a1e638054da3ff436219e0c927f04b912a9169cf64f3bb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70d95b456fe16e2c3a1e638054da3ff436219e0c927f04b912a9169cf64f3bb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70d95b456fe16e2c3a1e638054da3ff436219e0c927f04b912a9169cf64f3bb9", kill_on_drop: false }` [INFO] [stdout] 70d95b456fe16e2c3a1e638054da3ff436219e0c927f04b912a9169cf64f3bb9 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e27851d265a155247cf878aa19c69dc48dd06e4981301adb7f861d34c98e1edc [INFO] running `Command { std: "docker" "start" "-a" "e27851d265a155247cf878aa19c69dc48dd06e4981301adb7f861d34c98e1edc", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling owned-alloc v0.2.0 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling lockfree v0.5.1 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling derive_more-impl v1.0.0 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling derive_more v1.0.0 [INFO] [stderr] Compiling performance_measurement v0.1.0 [INFO] [stderr] Compiling performance_measurement_codegen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/performance_measurement.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut attr = parse_attr(attr)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.54s [INFO] running `Command { std: "docker" "inspect" "e27851d265a155247cf878aa19c69dc48dd06e4981301adb7f861d34c98e1edc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e27851d265a155247cf878aa19c69dc48dd06e4981301adb7f861d34c98e1edc", kill_on_drop: false }` [INFO] [stdout] e27851d265a155247cf878aa19c69dc48dd06e4981301adb7f861d34c98e1edc [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b4bd9f5624e5bdadd3b833ea11db17af99b88a5e73749c5ff7fd8a9de4e874c [INFO] running `Command { std: "docker" "start" "-a" "8b4bd9f5624e5bdadd3b833ea11db17af99b88a5e73749c5ff7fd8a9de4e874c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling owned-alloc v0.2.0 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling lockfree v0.5.1 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling derive_more-impl v1.0.0 [INFO] [stderr] Compiling derive_more v1.0.0 [INFO] [stderr] Compiling performance_measurement v0.1.0 [INFO] [stderr] Compiling performance_measurement_codegen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/performance_measurement.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut attr = parse_attr(attr)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/performance_measurement.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut attr = parse_attr(attr)?; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 11.61s [INFO] running `Command { std: "docker" "inspect" "8b4bd9f5624e5bdadd3b833ea11db17af99b88a5e73749c5ff7fd8a9de4e874c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b4bd9f5624e5bdadd3b833ea11db17af99b88a5e73749c5ff7fd8a9de4e874c", kill_on_drop: false }` [INFO] [stdout] 8b4bd9f5624e5bdadd3b833ea11db17af99b88a5e73749c5ff7fd8a9de4e874c [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fcfe264dfbe904d738d28b0a0d50f92f16b8c797d09c0a95bb54e5ac6bae2522 [INFO] running `Command { std: "docker" "start" "-a" "fcfe264dfbe904d738d28b0a0d50f92f16b8c797d09c0a95bb54e5ac6bae2522", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/performance_measurement.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | let mut attr = parse_attr(attr)?; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `performance_measurement_codegen` (lib) generated 1 warning (run `cargo fix --lib -p performance_measurement_codegen` to apply 1 suggestion) [INFO] [stderr] warning: `performance_measurement_codegen` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/performance_measurement_codegen-6ddabc457f97f211) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test performance_measurement::tests::test_attr_parse ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-519385f3c4d04c4e) [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] Running tests/performance_measurement.rs (/opt/rustwide/target/debug/deps/performance_measurement-9613c70a724f5202) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests performance_measurement_codegen [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] running `Command { std: "docker" "inspect" "fcfe264dfbe904d738d28b0a0d50f92f16b8c797d09c0a95bb54e5ac6bae2522", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcfe264dfbe904d738d28b0a0d50f92f16b8c797d09c0a95bb54e5ac6bae2522", kill_on_drop: false }` [INFO] [stdout] fcfe264dfbe904d738d28b0a0d50f92f16b8c797d09c0a95bb54e5ac6bae2522