[INFO] fetching crate futures-yamux 0.2.8...
[INFO] checking futures-yamux-0.2.8 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate futures-yamux 0.2.8 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate futures-yamux 0.2.8 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 futures-yamux 0.2.8
[INFO] finished tweaking crates.io crate futures-yamux 0.2.8
[INFO] tweaked toml for crates.io crate futures-yamux 0.2.8 written to /workspace/builds/worker-5-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.5)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] be644b37ee912bd1939b2677c5d2411b8b64eb2c5d91c1b075a892d287e4cf60
[INFO] running `Command { std: "docker" "start" "-a" "be644b37ee912bd1939b2677c5d2411b8b64eb2c5d91c1b075a892d287e4cf60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be644b37ee912bd1939b2677c5d2411b8b64eb2c5d91c1b075a892d287e4cf60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be644b37ee912bd1939b2677c5d2411b8b64eb2c5d91c1b075a892d287e4cf60", kill_on_drop: false }`
[INFO] [stdout] be644b37ee912bd1939b2677c5d2411b8b64eb2c5d91c1b075a892d287e4cf60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4f6071c96e89bb7e9b27f597cf5339ceb108dd30b7f251da5366040c080bdb0b
[INFO] running `Command { std: "docker" "start" "-a" "4f6071c96e89bb7e9b27f597cf5339ceb108dd30b7f251da5366040c080bdb0b", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling bigdecimal v0.4.5
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking cooked-waker v5.0.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking ringbuf-rs v0.2.6
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking boxcar v0.2.5
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling bitmask-enum v2.2.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking thiserror v1.0.64
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking futures-test v0.3.30
[INFO] [stderr]     Checking rasi v0.2.6
[INFO] [stderr]     Checking futures-map v0.2.8
[INFO] [stderr]     Checking rasi-mio v0.2.6
[INFO] [stderr]     Checking futures-yamux v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.00s
[INFO] running `Command { std: "docker" "inspect" "4f6071c96e89bb7e9b27f597cf5339ceb108dd30b7f251da5366040c080bdb0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6071c96e89bb7e9b27f597cf5339ceb108dd30b7f251da5366040c080bdb0b", kill_on_drop: false }`
[INFO] [stdout] 4f6071c96e89bb7e9b27f597cf5339ceb108dd30b7f251da5366040c080bdb0b