[INFO] fetching crate gcode-serial 0.1.4...
[INFO] checking gcode-serial-0.1.4 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate gcode-serial 0.1.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate gcode-serial 0.1.4 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 gcode-serial 0.1.4
[INFO] finished tweaking crates.io crate gcode-serial 0.1.4
[INFO] tweaked toml for crates.io crate gcode-serial 0.1.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.1)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.29.0)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.3)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unescaper v0.1.5
[INFO] [stderr]   Downloaded serialport v4.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b77645f06e0f97f617572249e43e7be8750c18314e7b896082e10380c971c3d5
[INFO] running `Command { std: "docker" "start" "-a" "b77645f06e0f97f617572249e43e7be8750c18314e7b896082e10380c971c3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b77645f06e0f97f617572249e43e7be8750c18314e7b896082e10380c971c3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b77645f06e0f97f617572249e43e7be8750c18314e7b896082e10380c971c3d5", kill_on_drop: false }`
[INFO] [stdout] b77645f06e0f97f617572249e43e7be8750c18314e7b896082e10380c971c3d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6f263286638ccb6f6c8b53e46533445708c1c6eb2d4b8b7e7b9c7db4c1275216
[INFO] running `Command { std: "docker" "start" "-a" "6f263286638ccb6f6c8b53e46533445708c1c6eb2d4b8b7e7b9c7db4c1275216", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking unescaper v0.1.5
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]     Checking serialport v4.5.0
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking gcode-serial v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "6f263286638ccb6f6c8b53e46533445708c1c6eb2d4b8b7e7b9c7db4c1275216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f263286638ccb6f6c8b53e46533445708c1c6eb2d4b8b7e7b9c7db4c1275216", kill_on_drop: false }`
[INFO] [stdout] 6f263286638ccb6f6c8b53e46533445708c1c6eb2d4b8b7e7b9c7db4c1275216
[INFO] checking gcode-serial-0.1.4 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate gcode-serial 0.1.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate gcode-serial 0.1.4 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 gcode-serial 0.1.4
[INFO] finished tweaking crates.io crate gcode-serial 0.1.4
[INFO] tweaked toml for crates.io crate gcode-serial 0.1.4 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.1)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.29.0)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.3)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f27003b6add626f82c5a664c9b98f1965a8fb01ca2733eda699e7adba22cdc76
[INFO] running `Command { std: "docker" "start" "-a" "f27003b6add626f82c5a664c9b98f1965a8fb01ca2733eda699e7adba22cdc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f27003b6add626f82c5a664c9b98f1965a8fb01ca2733eda699e7adba22cdc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27003b6add626f82c5a664c9b98f1965a8fb01ca2733eda699e7adba22cdc76", kill_on_drop: false }`
[INFO] [stdout] f27003b6add626f82c5a664c9b98f1965a8fb01ca2733eda699e7adba22cdc76
[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" "-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] fd7aae0192b82d93aba44365055a2b2afc3787efcdd0d68ad6e2f3a38db30c64
[INFO] running `Command { std: "docker" "start" "-a" "fd7aae0192b82d93aba44365055a2b2afc3787efcdd0d68ad6e2f3a38db30c64", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking unescaper v0.1.5
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]     Checking serialport v4.5.0
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking gcode-serial v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "fd7aae0192b82d93aba44365055a2b2afc3787efcdd0d68ad6e2f3a38db30c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7aae0192b82d93aba44365055a2b2afc3787efcdd0d68ad6e2f3a38db30c64", kill_on_drop: false }`
[INFO] [stdout] fd7aae0192b82d93aba44365055a2b2afc3787efcdd0d68ad6e2f3a38db30c64