[INFO] fetching crate serpico 0.0.3...
[INFO] testing serpico-0.0.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate serpico 0.0.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate serpico 0.0.3
[INFO] finished tweaking crates.io crate serpico 0.0.3
[INFO] tweaked toml for crates.io crate serpico 0.0.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serpico 0.0.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serpico 0.0.3 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.3.25
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] [stderr]   Downloaded heck v0.4.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded anyhow v1.0.62
[INFO] [stderr]   Downloaded serialport v4.2.0
[INFO] [stderr]   Downloaded textwrap v0.15.0
[INFO] [stderr]   Downloaded clap_derive v3.2.17
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded once_cell v1.13.1
[INFO] [stderr]   Downloaded clap v3.2.17
[INFO] [stderr]   Downloaded syn v1.0.99
[INFO] [stderr]   Downloaded nix v0.24.2
[INFO] [stderr]   Downloaded libc v0.2.132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f02a80d91db68c10fad5752db8a48119ba6fa62bc1a8b06bc907265d5a99674e
[INFO] running `Command { std: "docker" "start" "-a" "f02a80d91db68c10fad5752db8a48119ba6fa62bc1a8b06bc907265d5a99674e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f02a80d91db68c10fad5752db8a48119ba6fa62bc1a8b06bc907265d5a99674e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02a80d91db68c10fad5752db8a48119ba6fa62bc1a8b06bc907265d5a99674e", kill_on_drop: false }`
[INFO] [stdout] f02a80d91db68c10fad5752db8a48119ba6fa62bc1a8b06bc907265d5a99674e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 743ee13d5ce304ff542c39e0efa6b9891e12b038339733757b4902eaa54bad9a
[INFO] running `Command { std: "docker" "start" "-a" "743ee13d5ce304ff542c39e0efa6b9891e12b038339733757b4902eaa54bad9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling nix v0.24.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling libudev v0.3.0
[INFO] [stderr]    Compiling serialport v4.2.0
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]    Compiling clap v3.2.17
[INFO] [stderr]    Compiling serpico v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.69s
[INFO] running `Command { std: "docker" "inspect" "743ee13d5ce304ff542c39e0efa6b9891e12b038339733757b4902eaa54bad9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743ee13d5ce304ff542c39e0efa6b9891e12b038339733757b4902eaa54bad9a", kill_on_drop: false }`
[INFO] [stdout] 743ee13d5ce304ff542c39e0efa6b9891e12b038339733757b4902eaa54bad9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfb55a61f0b1cb4f5a2f398d94a7607b71ed4a0417cdb9af802153f386cbaefe
[INFO] running `Command { std: "docker" "start" "-a" "cfb55a61f0b1cb4f5a2f398d94a7607b71ed4a0417cdb9af802153f386cbaefe", kill_on_drop: false }`
[INFO] [stderr]    Compiling serpico v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "cfb55a61f0b1cb4f5a2f398d94a7607b71ed4a0417cdb9af802153f386cbaefe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb55a61f0b1cb4f5a2f398d94a7607b71ed4a0417cdb9af802153f386cbaefe", kill_on_drop: false }`
[INFO] [stdout] cfb55a61f0b1cb4f5a2f398d94a7607b71ed4a0417cdb9af802153f386cbaefe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5074183bdc9391ec59b08c693044b561856ab04d1bc75f4d1b8e655545158a7
[INFO] running `Command { std: "docker" "start" "-a" "c5074183bdc9391ec59b08c693044b561856ab04d1bc75f4d1b8e655545158a7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serpico-fc8e558f1cabaae5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/serpico-a4ff240bde5f3bf8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serpico
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5074183bdc9391ec59b08c693044b561856ab04d1bc75f4d1b8e655545158a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5074183bdc9391ec59b08c693044b561856ab04d1bc75f4d1b8e655545158a7", kill_on_drop: false }`
[INFO] [stdout] c5074183bdc9391ec59b08c693044b561856ab04d1bc75f4d1b8e655545158a7