[INFO] fetching crate exec-rs 0.1.2... [INFO] checking exec-rs-0.1.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate exec-rs 0.1.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate exec-rs 0.1.2 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 exec-rs 0.1.2 [INFO] finished tweaking crates.io crate exec-rs 0.1.2 [INFO] tweaked toml for crates.io crate exec-rs 0.1.2 written to /workspace/builds/worker-4-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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 29 packages to latest compatible versions [INFO] [stderr] Adding ahash v0.3.8 (available: v0.8.11) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (available: v0.9.18) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (available: v0.8.20) [INFO] [stderr] Adding flurry v0.3.1 (available: v0.5.1) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding lock_api v0.3.4 (available: v0.4.12) [INFO] [stderr] Adding memoffset v0.5.6 (available: v0.9.1) [INFO] [stderr] Adding parking_lot v0.10.2 (available: v0.12.3) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.7.3 (available: v0.9.10) [INFO] [stderr] Adding parking_lot_core v0.8.6 (available: v0.9.10) [INFO] [stderr] Adding redox_syscall v0.1.57 (available: v0.5.6) [INFO] [stderr] Adding redox_syscall v0.2.16 (available: v0.5.6) [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] ee7830f855bec70ac7dae06bf641f3f808eca6bbdcd2ca8381ebc6692608d2f0 [INFO] running `Command { std: "docker" "start" "-a" "ee7830f855bec70ac7dae06bf641f3f808eca6bbdcd2ca8381ebc6692608d2f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee7830f855bec70ac7dae06bf641f3f808eca6bbdcd2ca8381ebc6692608d2f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee7830f855bec70ac7dae06bf641f3f808eca6bbdcd2ca8381ebc6692608d2f0", kill_on_drop: false }` [INFO] [stdout] ee7830f855bec70ac7dae06bf641f3f808eca6bbdcd2ca8381ebc6692608d2f0 [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] 7be55df820027178f3ae9a7e9924d9d2d7756063f43a403b4c93cc22f8b90a38 [INFO] running `Command { std: "docker" "start" "-a" "7be55df820027178f3ae9a7e9924d9d2d7756063f43a403b4c93cc22f8b90a38", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking parking_lot_core v0.7.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking ahash v0.3.8 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking flurry v0.3.1 [INFO] [stderr] Checking exec-rs v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.70s [INFO] running `Command { std: "docker" "inspect" "7be55df820027178f3ae9a7e9924d9d2d7756063f43a403b4c93cc22f8b90a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7be55df820027178f3ae9a7e9924d9d2d7756063f43a403b4c93cc22f8b90a38", kill_on_drop: false }` [INFO] [stdout] 7be55df820027178f3ae9a7e9924d9d2d7756063f43a403b4c93cc22f8b90a38