[INFO] fetching crate brewdrivers 0.16.2...
[INFO] building brewdrivers-0.16.2 against master#f3126500f25114ba4e0ac3e76694dd45a22de56d for pr-107620-1
[INFO] extracting crate brewdrivers 0.16.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate brewdrivers 0.16.2 on toolchain f3126500f25114ba4e0ac3e76694dd45a22de56d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brewdrivers 0.16.2
[INFO] finished tweaking crates.io crate brewdrivers 0.16.2
[INFO] tweaked toml for crates.io crate brewdrivers 0.16.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate brewdrivers 0.16.2 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" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.46
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded libudev v0.2.0
[INFO] [stderr]   Downloaded serialport v4.0.0
[INFO] [stderr]   Downloaded ctor v0.1.22
[INFO] [stderr]   Downloaded tokio-modbus v0.5.3
[INFO] [stderr]   Downloaded tokio-test v0.4.2
[INFO] [stderr]   Downloaded crc v2.0.0
[INFO] [stderr]   Downloaded tokio-serial v5.4.3
[INFO] [stderr]   Downloaded mio-serial v5.0.2
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded crc-catalog v1.1.1
[INFO] [stderr]   Downloaded env_logger v0.9.1
[INFO] [stderr]   Downloaded serde_yaml v0.9.13
[INFO] [stderr]   Downloaded nix v0.16.1
[INFO] [stderr]   Downloaded thread_local v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b27b88286477226cfd1d3f6010b6549cdc7034672c8a3caa2e4fb3c70baa3de1
[INFO] running `Command { std: "docker" "start" "-a" "b27b88286477226cfd1d3f6010b6549cdc7034672c8a3caa2e4fb3c70baa3de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b27b88286477226cfd1d3f6010b6549cdc7034672c8a3caa2e4fb3c70baa3de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27b88286477226cfd1d3f6010b6549cdc7034672c8a3caa2e4fb3c70baa3de1", kill_on_drop: false }`
[INFO] [stdout] b27b88286477226cfd1d3f6010b6549cdc7034672c8a3caa2e4fb3c70baa3de1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 920b49ddab575d2ac0d647ecd46f2bfe6e5a19f39239bac3d2c3f2cbcf7b9a4c
[INFO] running `Command { std: "docker" "start" "-a" "920b49ddab575d2ac0d647ecd46f2bfe6e5a19f39239bac3d2c3f2cbcf7b9a4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.4
[INFO] [stderr]    Compiling crc-catalog v1.1.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling crc v2.0.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling env_logger v0.9.1
[INFO] [stderr]    Compiling serialport v4.0.0
[INFO] [stderr]    Compiling mio-serial v5.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling tokio-serial v5.4.3
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling tokio-modbus v0.5.3
[INFO] [stderr]    Compiling serde_yaml v0.9.13
[INFO] [stderr]    Compiling brewdrivers v0.16.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.66s
[INFO] running `Command { std: "docker" "inspect" "920b49ddab575d2ac0d647ecd46f2bfe6e5a19f39239bac3d2c3f2cbcf7b9a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920b49ddab575d2ac0d647ecd46f2bfe6e5a19f39239bac3d2c3f2cbcf7b9a4c", kill_on_drop: false }`
[INFO] [stdout] 920b49ddab575d2ac0d647ecd46f2bfe6e5a19f39239bac3d2c3f2cbcf7b9a4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+f3126500f25114ba4e0ac3e76694dd45a22de56d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3a4f324d56add32b6cf0430e425dd549f369c2daa6831ec7908ebc1e22c176f
[INFO] running `Command { std: "docker" "start" "-a" "f3a4f324d56add32b6cf0430e425dd549f369c2daa6831ec7908ebc1e22c176f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling tokio-serial v5.4.3
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling tokio-stream v0.1.11
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling tokio-modbus v0.5.3
[INFO] [stderr]    Compiling brewdrivers v0.16.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.15s
[INFO] running `Command { std: "docker" "inspect" "f3a4f324d56add32b6cf0430e425dd549f369c2daa6831ec7908ebc1e22c176f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a4f324d56add32b6cf0430e425dd549f369c2daa6831ec7908ebc1e22c176f", kill_on_drop: false }`
[INFO] [stdout] f3a4f324d56add32b6cf0430e425dd549f369c2daa6831ec7908ebc1e22c176f