[INFO] fetching crate serialxy 0.1.3...
[INFO] testing serialxy-0.1.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate serialxy 0.1.3 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate serialxy 0.1.3 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serialxy 0.1.3
[INFO] finished tweaking crates.io crate serialxy 0.1.3
[INFO] tweaked toml for crates.io crate serialxy 0.1.3 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate serialxy 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b7b26aa079854fbd64e782622424eb6c0627e2bc3b7b3cb31027e649b522f6e
[INFO] running `Command { std: "docker" "start" "-a" "3b7b26aa079854fbd64e782622424eb6c0627e2bc3b7b3cb31027e649b522f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b7b26aa079854fbd64e782622424eb6c0627e2bc3b7b3cb31027e649b522f6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b7b26aa079854fbd64e782622424eb6c0627e2bc3b7b3cb31027e649b522f6e", kill_on_drop: false }`
[INFO] [stdout] 3b7b26aa079854fbd64e782622424eb6c0627e2bc3b7b3cb31027e649b522f6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c2b9d7e3add998ce1447fd38634d456f0206318c12296bff5dcce3720377085
[INFO] running `Command { std: "docker" "start" "-a" "1c2b9d7e3add998ce1447fd38634d456f0206318c12296bff5dcce3720377085", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling nix v0.22.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling serialport v4.0.1
[INFO] [stderr]    Compiling mio-serial v5.0.1
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling tokio-serial v5.4.1
[INFO] [stderr]    Compiling serialxy v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.80s
[INFO] running `Command { std: "docker" "inspect" "1c2b9d7e3add998ce1447fd38634d456f0206318c12296bff5dcce3720377085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2b9d7e3add998ce1447fd38634d456f0206318c12296bff5dcce3720377085", kill_on_drop: false }`
[INFO] [stdout] 1c2b9d7e3add998ce1447fd38634d456f0206318c12296bff5dcce3720377085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c751d7d80ad2306d48acd9a06c799d390536472fa2e8a9f9f8972e6f6844a1a
[INFO] running `Command { std: "docker" "start" "-a" "1c751d7d80ad2306d48acd9a06c799d390536472fa2e8a9f9f8972e6f6844a1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serialxy v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "1c751d7d80ad2306d48acd9a06c799d390536472fa2e8a9f9f8972e6f6844a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c751d7d80ad2306d48acd9a06c799d390536472fa2e8a9f9f8972e6f6844a1a", kill_on_drop: false }`
[INFO] [stdout] 1c751d7d80ad2306d48acd9a06c799d390536472fa2e8a9f9f8972e6f6844a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f18bb1910351d171a073029a7455b2bee4c182d590bfde42ff70468280dfa2cb
[INFO] running `Command { std: "docker" "start" "-a" "f18bb1910351d171a073029a7455b2bee4c182d590bfde42ff70468280dfa2cb", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serialxy-42ee3b263f62b658)
[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" "f18bb1910351d171a073029a7455b2bee4c182d590bfde42ff70468280dfa2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18bb1910351d171a073029a7455b2bee4c182d590bfde42ff70468280dfa2cb", kill_on_drop: false }`
[INFO] [stdout] f18bb1910351d171a073029a7455b2bee4c182d590bfde42ff70468280dfa2cb