[INFO] fetching crate orcas 0.0.0...
[INFO] building orcas-0.0.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate orcas 0.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate orcas 0.0.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate orcas 0.0.0
[INFO] finished tweaking crates.io crate orcas 0.0.0
[INFO] tweaked toml for crates.io crate orcas 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate orcas 0.0.0 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d12bb4c94db5351546df3d4d469cf9d918da9c8f3fc5e7375900f9187e67336
[INFO] running `Command { std: "docker" "start" "-a" "0d12bb4c94db5351546df3d4d469cf9d918da9c8f3fc5e7375900f9187e67336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d12bb4c94db5351546df3d4d469cf9d918da9c8f3fc5e7375900f9187e67336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d12bb4c94db5351546df3d4d469cf9d918da9c8f3fc5e7375900f9187e67336", kill_on_drop: false }`
[INFO] [stdout] 0d12bb4c94db5351546df3d4d469cf9d918da9c8f3fc5e7375900f9187e67336
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05083948b8272ce3e69e10e67a9d29aaca52f512dfa118b3b00db99543246e74
[INFO] running `Command { std: "docker" "start" "-a" "05083948b8272ce3e69e10e67a9d29aaca52f512dfa118b3b00db99543246e74", kill_on_drop: false }`
[INFO] [stderr]    Compiling orcas v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "05083948b8272ce3e69e10e67a9d29aaca52f512dfa118b3b00db99543246e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05083948b8272ce3e69e10e67a9d29aaca52f512dfa118b3b00db99543246e74", kill_on_drop: false }`
[INFO] [stdout] 05083948b8272ce3e69e10e67a9d29aaca52f512dfa118b3b00db99543246e74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 151925480b2c8a50d4774ed1da82cc425c78a6521ff58ffd81708de9dcdc5fa7
[INFO] running `Command { std: "docker" "start" "-a" "151925480b2c8a50d4774ed1da82cc425c78a6521ff58ffd81708de9dcdc5fa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling orcas v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "151925480b2c8a50d4774ed1da82cc425c78a6521ff58ffd81708de9dcdc5fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151925480b2c8a50d4774ed1da82cc425c78a6521ff58ffd81708de9dcdc5fa7", kill_on_drop: false }`
[INFO] [stdout] 151925480b2c8a50d4774ed1da82cc425c78a6521ff58ffd81708de9dcdc5fa7