[INFO] fetching crate arc-bytes 0.3.5...
[INFO] checking arc-bytes-0.3.5 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate arc-bytes 0.3.5 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate arc-bytes 0.3.5 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] removed /workspace/builds/worker-1-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate arc-bytes 0.3.5
[INFO] finished tweaking crates.io crate arc-bytes 0.3.5
[INFO] tweaked toml for crates.io crate arc-bytes 0.3.5 written to /workspace/builds/worker-1-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 18 packages to latest compatible versions
[INFO] [stderr]       Adding derive-where v1.0.0-rc.2 (available: v1.2.7)
[INFO] [stderr]       Adding half v1.8.3 (available: v2.4.1)
[INFO] [stderr]       Adding pot v1.0.2 (available: v3.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc83d4e78c37e0b6d784c9883eadeee1b930112c311775cf64fd40cdc6e199c4
[INFO] running `Command { std: "docker" "start" "-a" "dc83d4e78c37e0b6d784c9883eadeee1b930112c311775cf64fd40cdc6e199c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc83d4e78c37e0b6d784c9883eadeee1b930112c311775cf64fd40cdc6e199c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc83d4e78c37e0b6d784c9883eadeee1b930112c311775cf64fd40cdc6e199c4", kill_on_drop: false }`
[INFO] [stdout] dc83d4e78c37e0b6d784c9883eadeee1b930112c311775cf64fd40cdc6e199c4
[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 -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] 86824e86c7fe42fe5b9944a4c8f71be65c8e7f7084d0bb7d44b4944b6f0f04b3
[INFO] running `Command { std: "docker" "start" "-a" "86824e86c7fe42fe5b9944a4c8f71be65c8e7f7084d0bb7d44b4944b6f0f04b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]    Compiling derive-where v1.0.0-rc.2
[INFO] [stderr]     Checking pot v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking arc-bytes v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "86824e86c7fe42fe5b9944a4c8f71be65c8e7f7084d0bb7d44b4944b6f0f04b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86824e86c7fe42fe5b9944a4c8f71be65c8e7f7084d0bb7d44b4944b6f0f04b3", kill_on_drop: false }`
[INFO] [stdout] 86824e86c7fe42fe5b9944a4c8f71be65c8e7f7084d0bb7d44b4944b6f0f04b3