[INFO] cloning repository https://github.com/nickelc/woutan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickelc/woutan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickelc%2Fwoutan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickelc%2Fwoutan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9460811ad70df2ad7a042e5f4e335e45fd3ea034
[INFO] checking nickelc/woutan against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickelc%2Fwoutan" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nickelc/woutan
[INFO] finished tweaking git repo https://github.com/nickelc/woutan
[INFO] tweaked toml for git repo https://github.com/nickelc/woutan written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nickelc/woutan on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nickelc/woutan 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-buffer v0.10.0
[INFO] [stderr]   Downloaded digest v0.10.1
[INFO] [stderr]   Downloaded md-5 v0.10.0
[INFO] [stderr]   Downloaded crypto-common v0.1.1
[INFO] [stderr]   Downloaded clap v3.0.7
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efd6fc2ee95e493898f2e1fcd79b39a216db792ab13afc9ddfc96cd2e4f767f3
[INFO] running `Command { std: "docker" "start" "-a" "efd6fc2ee95e493898f2e1fcd79b39a216db792ab13afc9ddfc96cd2e4f767f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efd6fc2ee95e493898f2e1fcd79b39a216db792ab13afc9ddfc96cd2e4f767f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd6fc2ee95e493898f2e1fcd79b39a216db792ab13afc9ddfc96cd2e4f767f3", kill_on_drop: false }`
[INFO] [stdout] efd6fc2ee95e493898f2e1fcd79b39a216db792ab13afc9ddfc96cd2e4f767f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58925952dc807afa8c3279251ee91dd4d81982ff074ff21c488a69266c9934d7
[INFO] running `Command { std: "docker" "start" "-a" "58925952dc807afa8c3279251ee91dd4d81982ff074ff21c488a69266c9934d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling libusb1-sys v0.6.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling rusb v0.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking clap v3.0.7
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking block-buffer v0.10.0
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking md-5 v0.10.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tracing-subscriber v0.3.5
[INFO] [stderr]     Checking wuotan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/proto/error.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Io(IoError),
[INFO] [stdout]   |     -- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 9 -     Io(IoError),
[INFO] [stdout] 9 +     Io(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/proto/error.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Usb(UsbError),
[INFO] [stdout]    |     --- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 10 -     Usb(UsbError),
[INFO] [stdout] 10 +     Usb(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/proto/error.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Io(IoError),
[INFO] [stdout]   |     -- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 9 -     Io(IoError),
[INFO] [stdout] 9 +     Io(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/proto/error.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Usb(UsbError),
[INFO] [stdout]    |     --- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 10 -     Usb(UsbError),
[INFO] [stdout] 10 +     Usb(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.09s
[INFO] running `Command { std: "docker" "inspect" "58925952dc807afa8c3279251ee91dd4d81982ff074ff21c488a69266c9934d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58925952dc807afa8c3279251ee91dd4d81982ff074ff21c488a69266c9934d7", kill_on_drop: false }`
[INFO] [stdout] 58925952dc807afa8c3279251ee91dd4d81982ff074ff21c488a69266c9934d7
