[INFO] fetching crate x328-proto 0.2.0...
[INFO] checking x328-proto-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate x328-proto 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate x328-proto 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate x328-proto 0.2.0
[INFO] finished tweaking crates.io crate x328-proto 0.2.0
[INFO] tweaked toml for crates.io crate x328-proto 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate x328-proto 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded libudev v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7e914a41dab0ba53363b17b40f5d350a5c8e3613b1491648e03209dd03270d1
[INFO] running `Command { std: "docker" "start" "-a" "a7e914a41dab0ba53363b17b40f5d350a5c8e3613b1491648e03209dd03270d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e914a41dab0ba53363b17b40f5d350a5c8e3613b1491648e03209dd03270d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e914a41dab0ba53363b17b40f5d350a5c8e3613b1491648e03209dd03270d1", kill_on_drop: false }`
[INFO] [stdout] a7e914a41dab0ba53363b17b40f5d350a5c8e3613b1491648e03209dd03270d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da4f07c945d0424e386995a519a42fbc2ddb16011eb4558f42b3d60c17ff4b7b
[INFO] running `Command { std: "docker" "start" "-a" "da4f07c945d0424e386995a519a42fbc2ddb16011eb4558f42b3d60c17ff4b7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bitflags v2.0.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking serialport v4.2.2
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking x328-proto v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `EOT` is imported redundantly
[INFO] [stdout]    --> src/nom_parser.rs:152:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         use super::*;
[INFO] [stdout]     |             -------- the item `EOT` is already imported here
[INFO] [stdout] 152 |         use crate::ascii::EOT;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/chat.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 |     Node(NodeEvent),
[INFO] [stdout]    |     ---- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 74 |     Node(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `Command { std: "docker" "inspect" "da4f07c945d0424e386995a519a42fbc2ddb16011eb4558f42b3d60c17ff4b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4f07c945d0424e386995a519a42fbc2ddb16011eb4558f42b3d60c17ff4b7b", kill_on_drop: false }`
[INFO] [stdout] da4f07c945d0424e386995a519a42fbc2ddb16011eb4558f42b3d60c17ff4b7b