[INFO] fetching crate jsonc 0.1.0...
[INFO] testing jsonc-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate jsonc 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate jsonc 0.1.0
[INFO] finished tweaking crates.io crate jsonc 0.1.0
[INFO] tweaked toml for crates.io crate jsonc 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsonc 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jsonc 0.1.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62bd59236557ea94c88f88953a0c476595cd206008138bc922d4d28bc0615a0f
[INFO] running `Command { std: "docker" "start" "-a" "62bd59236557ea94c88f88953a0c476595cd206008138bc922d4d28bc0615a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62bd59236557ea94c88f88953a0c476595cd206008138bc922d4d28bc0615a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62bd59236557ea94c88f88953a0c476595cd206008138bc922d4d28bc0615a0f", kill_on_drop: false }`
[INFO] [stdout] 62bd59236557ea94c88f88953a0c476595cd206008138bc922d4d28bc0615a0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a534fb9378d752b068a20dee8436c546ede4796d8b227d7b11012fe10a6964e5
[INFO] running `Command { std: "docker" "start" "-a" "a534fb9378d752b068a20dee8436c546ede4796d8b227d7b11012fe10a6964e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.223
[INFO] [stderr]    Compiling serde v1.0.223
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling jsonc-parser v0.26.3
[INFO] [stderr]    Compiling serde_derive v1.0.223
[INFO] [stderr]    Compiling jsonc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.82s
[INFO] running `Command { std: "docker" "inspect" "a534fb9378d752b068a20dee8436c546ede4796d8b227d7b11012fe10a6964e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a534fb9378d752b068a20dee8436c546ede4796d8b227d7b11012fe10a6964e5", kill_on_drop: false }`
[INFO] [stdout] a534fb9378d752b068a20dee8436c546ede4796d8b227d7b11012fe10a6964e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87c041f075c55c6e5ce7d9bc15a5e4a428f069da4a68e20a660c15743ae41d68
[INFO] running `Command { std: "docker" "start" "-a" "87c041f075c55c6e5ce7d9bc15a5e4a428f069da4a68e20a660c15743ae41d68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling jsonc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `line_num`
[INFO] [stdout]    --> src/jsonc_document.rs:581:28
[INFO] [stdout]     |
[INFO] [stdout] 581 |         } else if let Some(line_num) = first_difference {
[INFO] [stdout]     |                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.15s
[INFO] running `Command { std: "docker" "inspect" "87c041f075c55c6e5ce7d9bc15a5e4a428f069da4a68e20a660c15743ae41d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c041f075c55c6e5ce7d9bc15a5e4a428f069da4a68e20a660c15743ae41d68", kill_on_drop: false }`
[INFO] [stdout] 87c041f075c55c6e5ce7d9bc15a5e4a428f069da4a68e20a660c15743ae41d68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec3d43ad896ec1870a42128cd0261158fff38794f77bbeba39d2254b021ba739
[INFO] running `Command { std: "docker" "start" "-a" "ec3d43ad896ec1870a42128cd0261158fff38794f77bbeba39d2254b021ba739", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `line_num`
[INFO] [stderr]    --> src/jsonc_document.rs:581:28
[INFO] [stderr]     |
[INFO] [stderr] 581 |         } else if let Some(line_num) = first_difference {
[INFO] [stderr]     |                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_num`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `jsonc` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jsonc-aad290183c845cb1)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]    Doc-tests jsonc
[INFO] [stdout] test jsonc_document::test_jsonc_document::test_complex_diff_and_merge ... ok
[INFO] [stdout] test jsonc_document::test_jsonc_document::test_empty_and_special_values ... ok
[INFO] [stdout] test jsonc_document::test_jsonc_document::test_exact_whitespace_preservation ... ok
[INFO] [stdout] test jsonc_document::test_jsonc_document::test_preserve_trailing_commas ... ok
[INFO] [stdout] test jsonc_document::test_jsonc_document::test_parse_and_get ... ok
[INFO] [stdout] test jsonc_document::test_jsonc_document::test_preserve_comments ... ok
[INFO] [stdout] test jsonc_document::test_jsonc_document::test_structural_change_preserves_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "ec3d43ad896ec1870a42128cd0261158fff38794f77bbeba39d2254b021ba739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec3d43ad896ec1870a42128cd0261158fff38794f77bbeba39d2254b021ba739", kill_on_drop: false }`
[INFO] [stdout] ec3d43ad896ec1870a42128cd0261158fff38794f77bbeba39d2254b021ba739