[INFO] fetching crate refs 0.11.0...
[INFO] checking refs-0.11.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate refs 0.11.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate refs 0.11.0 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 refs 0.11.0
[INFO] finished tweaking crates.io crate refs 0.11.0
[INFO] tweaked toml for crates.io crate refs 0.11.0 written to /workspace/builds/worker-7-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 45 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.4.0 (available: v0.6.0)
[INFO] [stderr]       Adding derive_more v0.99.18 (available: v1.0.0)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 98c3fcd0b6f46fed0da7232b4dc8c4fc29fce133c0ae679b3a5c653b50838e72
[INFO] running `Command { std: "docker" "start" "-a" "98c3fcd0b6f46fed0da7232b4dc8c4fc29fce133c0ae679b3a5c653b50838e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98c3fcd0b6f46fed0da7232b4dc8c4fc29fce133c0ae679b3a5c653b50838e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c3fcd0b6f46fed0da7232b4dc8c4fc29fce133c0ae679b3a5c653b50838e72", kill_on_drop: false }`
[INFO] [stdout] 98c3fcd0b6f46fed0da7232b4dc8c4fc29fce133c0ae679b3a5c653b50838e72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0b01e36d1c4b015d35bdef024b99009622f2dba32b2d1b65fb169d379fbf840e
[INFO] running `Command { std: "docker" "start" "-a" "0b01e36d1c4b015d35bdef024b99009622f2dba32b2d1b65fb169d379fbf840e", kill_on_drop: false }`
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking sdd v3.0.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling serial_test_derive v3.1.1
[INFO] [stderr]     Checking scc v2.1.17
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking refs v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serial_test v3.1.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "0b01e36d1c4b015d35bdef024b99009622f2dba32b2d1b65fb169d379fbf840e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b01e36d1c4b015d35bdef024b99009622f2dba32b2d1b65fb169d379fbf840e", kill_on_drop: false }`
[INFO] [stdout] 0b01e36d1c4b015d35bdef024b99009622f2dba32b2d1b65fb169d379fbf840e