[INFO] fetching crate dhltest_underscore 1.0.0...
[INFO] building dhltest_underscore-1.0.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate dhltest_underscore 1.0.0 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate dhltest_underscore 1.0.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dhltest_underscore 1.0.0
[INFO] finished tweaking crates.io crate dhltest_underscore 1.0.0
[INFO] tweaked toml for crates.io crate dhltest_underscore 1.0.0 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3db9a8c54c9d65075b570793e60648b0888f0056a8908e2847d8a2cb7f32c208
[INFO] running `Command { std: "docker" "start" "-a" "3db9a8c54c9d65075b570793e60648b0888f0056a8908e2847d8a2cb7f32c208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db9a8c54c9d65075b570793e60648b0888f0056a8908e2847d8a2cb7f32c208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db9a8c54c9d65075b570793e60648b0888f0056a8908e2847d8a2cb7f32c208", kill_on_drop: false }`
[INFO] [stdout] 3db9a8c54c9d65075b570793e60648b0888f0056a8908e2847d8a2cb7f32c208
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7d9604599fc924c43cef60559d430b7e599eb257cb7451339bab2197957becf
[INFO] running `Command { std: "docker" "start" "-a" "a7d9604599fc924c43cef60559d430b7e599eb257cb7451339bab2197957becf", kill_on_drop: false }`
[INFO] [stderr]    Compiling dhltest_underscore v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "a7d9604599fc924c43cef60559d430b7e599eb257cb7451339bab2197957becf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d9604599fc924c43cef60559d430b7e599eb257cb7451339bab2197957becf", kill_on_drop: false }`
[INFO] [stdout] a7d9604599fc924c43cef60559d430b7e599eb257cb7451339bab2197957becf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b258d0a2247190b396e264d37d88efeecf1937de4cbd39df4b5ea9b1142ec12c
[INFO] running `Command { std: "docker" "start" "-a" "b258d0a2247190b396e264d37d88efeecf1937de4cbd39df4b5ea9b1142ec12c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dhltest_underscore v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "b258d0a2247190b396e264d37d88efeecf1937de4cbd39df4b5ea9b1142ec12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b258d0a2247190b396e264d37d88efeecf1937de4cbd39df4b5ea9b1142ec12c", kill_on_drop: false }`
[INFO] [stdout] b258d0a2247190b396e264d37d88efeecf1937de4cbd39df4b5ea9b1142ec12c