[INFO] fetching crate mantra-lang-tracing 0.6.1...
[INFO] checking mantra-lang-tracing-0.6.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate mantra-lang-tracing 0.6.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mantra-lang-tracing 0.6.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mantra-lang-tracing 0.6.1
[INFO] finished tweaking crates.io crate mantra-lang-tracing 0.6.1
[INFO] tweaked toml for crates.io crate mantra-lang-tracing 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding tree-sitter v0.22.6 (available: v0.23.0)
[INFO] [stderr]       Adding tree-sitter-rust v0.21.2 (available: v0.23.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed7e60c84e538cdcf62d9d329d1e50f5e262698678b1b0d955bfe799e6eca9fe
[INFO] running `Command { std: "docker" "start" "-a" "ed7e60c84e538cdcf62d9d329d1e50f5e262698678b1b0d955bfe799e6eca9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed7e60c84e538cdcf62d9d329d1e50f5e262698678b1b0d955bfe799e6eca9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed7e60c84e538cdcf62d9d329d1e50f5e262698678b1b0d955bfe799e6eca9fe", kill_on_drop: false }`
[INFO] [stdout] ed7e60c84e538cdcf62d9d329d1e50f5e262698678b1b0d955bfe799e6eca9fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b17bf3778853f3d8884d6d6f4d059fef5730abfcb1199b6c83ae5b0822a7e2f
[INFO] running `Command { std: "docker" "start" "-a" "7b17bf3778853f3d8884d6d6f4d059fef5730abfcb1199b6c83ae5b0822a7e2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling path-slash v0.2.1
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling cc v1.1.22
[INFO] [stderr]    Compiling tree-sitter v0.22.6
[INFO] [stderr]    Compiling tree-sitter-rust v0.21.2
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking mantra-schema v0.6.1
[INFO] [stderr]     Checking mantra-lang-tracing v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `path_slash::PathBufExt`
[INFO] [stdout]  --> src/path.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use path_slash::PathBufExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mantra-lang-tracing v0.6.1
[INFO] [stderr]    Compiling mantra-rust-procm v0.6.1
[INFO] [stderr]     Checking mantra-rust-macros v0.6.1
[INFO] [stdout] warning: unused import: `path_slash::PathBufExt`
[INFO] [stdout]  --> src/path.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use path_slash::PathBufExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.15s
[INFO] running `Command { std: "docker" "inspect" "7b17bf3778853f3d8884d6d6f4d059fef5730abfcb1199b6c83ae5b0822a7e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b17bf3778853f3d8884d6d6f4d059fef5730abfcb1199b6c83ae5b0822a7e2f", kill_on_drop: false }`
[INFO] [stdout] 7b17bf3778853f3d8884d6d6f4d059fef5730abfcb1199b6c83ae5b0822a7e2f