[INFO] fetching crate argmin-observer-slog 0.1.0... [INFO] checking argmin-observer-slog-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate argmin-observer-slog 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate argmin-observer-slog 0.1.0 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 argmin-observer-slog 0.1.0 [INFO] finished tweaking crates.io crate argmin-observer-slog 0.1.0 [INFO] tweaked toml for crates.io crate argmin-observer-slog 0.1.0 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 70 packages to latest compatible versions [INFO] [stderr] Adding term v0.7.0 (available: v1.0.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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] c6a62b79ad50a759892f533c16b9f7adc18107dd6eee77321046709b881f8714 [INFO] running `Command { std: "docker" "start" "-a" "c6a62b79ad50a759892f533c16b9f7adc18107dd6eee77321046709b881f8714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6a62b79ad50a759892f533c16b9f7adc18107dd6eee77321046709b881f8714", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6a62b79ad50a759892f533c16b9f7adc18107dd6eee77321046709b881f8714", kill_on_drop: false }` [INFO] [stdout] c6a62b79ad50a759892f533c16b9f7adc18107dd6eee77321046709b881f8714 [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] 04e3c1a69f502f9b8632fd907d18c612f62c0e60c281d766a120fe27f3e4c43d [INFO] running `Command { std: "docker" "start" "-a" "04e3c1a69f502f9b8632fd907d18c612f62c0e60c281d766a120fe27f3e4c43d", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling slog-async v2.8.0 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking slog-term v2.9.1 [INFO] [stderr] Checking argmin-math v0.4.0 [INFO] [stderr] Checking argmin v0.10.0 [INFO] [stderr] Checking argmin-observer-slog v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "04e3c1a69f502f9b8632fd907d18c612f62c0e60c281d766a120fe27f3e4c43d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04e3c1a69f502f9b8632fd907d18c612f62c0e60c281d766a120fe27f3e4c43d", kill_on_drop: false }` [INFO] [stdout] 04e3c1a69f502f9b8632fd907d18c612f62c0e60c281d766a120fe27f3e4c43d