[INFO] fetching crate bash_ 0.0.0... [INFO] checking bash_-0.0.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate bash_ 0.0.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate bash_ 0.0.0 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 bash_ 0.0.0 [INFO] finished tweaking crates.io crate bash_ 0.0.0 [INFO] tweaked toml for crates.io crate bash_ 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate bash_ 0.0.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90b2ecf2fb13f20c9d60113591c994c811991fb7097b3c5b84d37abb0a4eda5a [INFO] running `Command { std: "docker" "start" "-a" "90b2ecf2fb13f20c9d60113591c994c811991fb7097b3c5b84d37abb0a4eda5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90b2ecf2fb13f20c9d60113591c994c811991fb7097b3c5b84d37abb0a4eda5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90b2ecf2fb13f20c9d60113591c994c811991fb7097b3c5b84d37abb0a4eda5a", kill_on_drop: false }` [INFO] [stdout] 90b2ecf2fb13f20c9d60113591c994c811991fb7097b3c5b84d37abb0a4eda5a [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 -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] c34d36654d0b7f7ee79b6bb110840dac7634226755515a3a141fc61e316459d4 [INFO] running `Command { std: "docker" "start" "-a" "c34d36654d0b7f7ee79b6bb110840dac7634226755515a3a141fc61e316459d4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking similar v2.2.1 [INFO] [stderr] Checking bash_ v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking console v0.15.5 [INFO] [stderr] Checking insta v1.28.0 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/runtime/eval.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | evaluator.eval_udf(0, &locals); // compute initial value of global vars [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 172 | let _ = evaluator.eval_udf(0, &locals); // compute initial value of global vars [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/runtime/eval.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | evaluator.eval(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 178 | let _ = evaluator.eval(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/runtime/eval.rs:186:9 [INFO] [stdout] | [INFO] [stdout] 186 | evaluator.eval_udf(2, &args); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 186 | let _ = evaluator.eval_udf(2, &args); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "c34d36654d0b7f7ee79b6bb110840dac7634226755515a3a141fc61e316459d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c34d36654d0b7f7ee79b6bb110840dac7634226755515a3a141fc61e316459d4", kill_on_drop: false }` [INFO] [stdout] c34d36654d0b7f7ee79b6bb110840dac7634226755515a3a141fc61e316459d4