[INFO] fetching crate hw-exception 0.1.0...
[INFO] checking hw-exception-0.1.0 against master#6a9758d4f38d4763bd437c48fa7e5246cecf8d04 for pr-124355
[INFO] extracting crate hw-exception 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate hw-exception 0.1.0 on toolchain 6a9758d4f38d4763bd437c48fa7e5246cecf8d04
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hw-exception 0.1.0
[INFO] finished tweaking crates.io crate hw-exception 0.1.0
[INFO] tweaked toml for crates.io crate hw-exception 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a44b694a196adfafcfe2976cfe47578efe7f28f5f87824b094f6e58c0363367
[INFO] running `Command { std: "docker" "start" "-a" "7a44b694a196adfafcfe2976cfe47578efe7f28f5f87824b094f6e58c0363367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a44b694a196adfafcfe2976cfe47578efe7f28f5f87824b094f6e58c0363367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a44b694a196adfafcfe2976cfe47578efe7f28f5f87824b094f6e58c0363367", kill_on_drop: false }`
[INFO] [stdout] 7a44b694a196adfafcfe2976cfe47578efe7f28f5f87824b094f6e58c0363367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+6a9758d4f38d4763bd437c48fa7e5246cecf8d04" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25ecafee2afbfa7de29d30c51884be28427d33cd48e4645cd3f738003d878c06
[INFO] running `Command { std: "docker" "start" "-a" "25ecafee2afbfa7de29d30c51884be28427d33cd48e4645cd3f738003d878c06", kill_on_drop: false }`
[INFO] [stderr]    Compiling hw-exception v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "25ecafee2afbfa7de29d30c51884be28427d33cd48e4645cd3f738003d878c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ecafee2afbfa7de29d30c51884be28427d33cd48e4645cd3f738003d878c06", kill_on_drop: false }`
[INFO] [stdout] 25ecafee2afbfa7de29d30c51884be28427d33cd48e4645cd3f738003d878c06
[INFO] checking hw-exception-0.1.0 against try#99e7531f0d1cf95a50aff9cccb24863963e6bbe2 for pr-124355
[INFO] extracting crate hw-exception 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate hw-exception 0.1.0 on toolchain 99e7531f0d1cf95a50aff9cccb24863963e6bbe2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hw-exception 0.1.0
[INFO] finished tweaking crates.io crate hw-exception 0.1.0
[INFO] tweaked toml for crates.io crate hw-exception 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe15453dd3e83f162cb1b63fb32a1e41f8f8d3bf125410a71f77ca00f29eb0ff
[INFO] running `Command { std: "docker" "start" "-a" "fe15453dd3e83f162cb1b63fb32a1e41f8f8d3bf125410a71f77ca00f29eb0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe15453dd3e83f162cb1b63fb32a1e41f8f8d3bf125410a71f77ca00f29eb0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe15453dd3e83f162cb1b63fb32a1e41f8f8d3bf125410a71f77ca00f29eb0ff", kill_on_drop: false }`
[INFO] [stdout] fe15453dd3e83f162cb1b63fb32a1e41f8f8d3bf125410a71f77ca00f29eb0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+99e7531f0d1cf95a50aff9cccb24863963e6bbe2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c64e176b4de6481bd78ce81e102df9e33f0ff54501283afc5c977c36c24622ee
[INFO] running `Command { std: "docker" "start" "-a" "c64e176b4de6481bd78ce81e102df9e33f0ff54501283afc5c977c36c24622ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling hw-exception v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `hw-exception v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/hw-exception-cc084deb93a26789/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Your platform is missing this crate's requisite POSIX signal support
[INFO] running `Command { std: "docker" "inspect" "c64e176b4de6481bd78ce81e102df9e33f0ff54501283afc5c977c36c24622ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64e176b4de6481bd78ce81e102df9e33f0ff54501283afc5c977c36c24622ee", kill_on_drop: false }`
[INFO] [stdout] c64e176b4de6481bd78ce81e102df9e33f0ff54501283afc5c977c36c24622ee