[INFO] fetching crate qmc 2.20.0...
[INFO] checking qmc-2.20.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate qmc 2.20.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate qmc 2.20.0 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 qmc 2.20.0
[INFO] finished tweaking crates.io crate qmc 2.20.0
[INFO] tweaked toml for crates.io crate qmc 2.20.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate qmc 2.20.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d3a661bb5d5a776e2cf22fbc4a44842bf6ceacf53df3913a1f6b40ca55fa3b74
[INFO] running `Command { std: "docker" "start" "-a" "d3a661bb5d5a776e2cf22fbc4a44842bf6ceacf53df3913a1f6b40ca55fa3b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3a661bb5d5a776e2cf22fbc4a44842bf6ceacf53df3913a1f6b40ca55fa3b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a661bb5d5a776e2cf22fbc4a44842bf6ceacf53df3913a1f6b40ca55fa3b74", kill_on_drop: false }`
[INFO] [stdout] d3a661bb5d5a776e2cf22fbc4a44842bf6ceacf53df3913a1f6b40ca55fa3b74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3743cb04ca0c73ff536bab169d5bf0ed2164803f93f89a2f6c404c31fc3434ab
[INFO] running `Command { std: "docker" "start" "-a" "3743cb04ca0c73ff536bab169d5bf0ed2164803f93f89a2f6c404c31fc3434ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking qmc v2.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `Command { std: "docker" "inspect" "3743cb04ca0c73ff536bab169d5bf0ed2164803f93f89a2f6c404c31fc3434ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3743cb04ca0c73ff536bab169d5bf0ed2164803f93f89a2f6c404c31fc3434ab", kill_on_drop: false }`
[INFO] [stdout] 3743cb04ca0c73ff536bab169d5bf0ed2164803f93f89a2f6c404c31fc3434ab