[INFO] fetching crate signals_receipts 0.1.0...
[INFO] checking signals_receipts-0.1.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate signals_receipts 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate signals_receipts 0.1.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signals_receipts 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate signals_receipts 0.1.0
[INFO] tweaked toml for crates.io crate signals_receipts 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate signals_receipts 0.1.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sem_safe v0.1.1
[INFO] [stderr]   Downloaded libc v0.2.157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9bd3b4bd799c45340cad214e57d4ff26585ad9b0c9598a111844403a052bab8
[INFO] running `Command { std: "docker" "start" "-a" "d9bd3b4bd799c45340cad214e57d4ff26585ad9b0c9598a111844403a052bab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9bd3b4bd799c45340cad214e57d4ff26585ad9b0c9598a111844403a052bab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bd3b4bd799c45340cad214e57d4ff26585ad9b0c9598a111844403a052bab8", kill_on_drop: false }`
[INFO] [stdout] d9bd3b4bd799c45340cad214e57d4ff26585ad9b0c9598a111844403a052bab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37711030c6b2378b06f5775dabb1f445ba13bae9ab59f001d377a59728922807
[INFO] running `Command { std: "docker" "start" "-a" "37711030c6b2378b06f5775dabb1f445ba13bae9ab59f001d377a59728922807", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.157
[INFO] [stderr]     Checking errno v0.3.9
[INFO] [stderr]     Checking sem_safe v0.1.1
[INFO] [stderr]     Checking signals_receipts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "37711030c6b2378b06f5775dabb1f445ba13bae9ab59f001d377a59728922807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37711030c6b2378b06f5775dabb1f445ba13bae9ab59f001d377a59728922807", kill_on_drop: false }`
[INFO] [stdout] 37711030c6b2378b06f5775dabb1f445ba13bae9ab59f001d377a59728922807
[INFO] checking signals_receipts-0.1.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate signals_receipts 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate signals_receipts 0.1.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signals_receipts 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate signals_receipts 0.1.0
[INFO] tweaked toml for crates.io crate signals_receipts 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate signals_receipts 0.1.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4072841affc53b20b83167a7487505c0e79b3c1b459c8bf4af3c6af6bdfdff5c
[INFO] running `Command { std: "docker" "start" "-a" "4072841affc53b20b83167a7487505c0e79b3c1b459c8bf4af3c6af6bdfdff5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4072841affc53b20b83167a7487505c0e79b3c1b459c8bf4af3c6af6bdfdff5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4072841affc53b20b83167a7487505c0e79b3c1b459c8bf4af3c6af6bdfdff5c", kill_on_drop: false }`
[INFO] [stdout] 4072841affc53b20b83167a7487505c0e79b3c1b459c8bf4af3c6af6bdfdff5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d0fd281f636577e24568a72b6f4ad550a9fe10eb5ac127d4ce011e37d8975e9
[INFO] running `Command { std: "docker" "start" "-a" "6d0fd281f636577e24568a72b6f4ad550a9fe10eb5ac127d4ce011e37d8975e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.157
[INFO] [stderr]     Checking errno v0.3.9
[INFO] [stderr]     Checking sem_safe v0.1.1
[INFO] [stderr]     Checking signals_receipts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "6d0fd281f636577e24568a72b6f4ad550a9fe10eb5ac127d4ce011e37d8975e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0fd281f636577e24568a72b6f4ad550a9fe10eb5ac127d4ce011e37d8975e9", kill_on_drop: false }`
[INFO] [stdout] 6d0fd281f636577e24568a72b6f4ad550a9fe10eb5ac127d4ce011e37d8975e9