[INFO] updating cached repository https://github.com/0xf4b1/quars [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 87cfeb24dba0d46258e617323105ce61a10d9a55 [INFO] checking 0xf4b1/quars/87cfeb24dba0d46258e617323105ce61a10d9a55 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xf4b1%2Fquars" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/0xf4b1/quars on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/0xf4b1/quars [INFO] finished tweaking git repo https://github.com/0xf4b1/quars [INFO] tweaked toml for git repo https://github.com/0xf4b1/quars written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/0xf4b1/quars 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b9bf741ef3b6755e122b9a42ed4fa9a9bdacd9a205321997c311e1b985900223 [INFO] running `Command { std: "docker" "start" "-a" "b9bf741ef3b6755e122b9a42ed4fa9a9bdacd9a205321997c311e1b985900223", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b9bf741ef3b6755e122b9a42ed4fa9a9bdacd9a205321997c311e1b985900223", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9bf741ef3b6755e122b9a42ed4fa9a9bdacd9a205321997c311e1b985900223", kill_on_drop: false }` [INFO] [stdout] b9bf741ef3b6755e122b9a42ed4fa9a9bdacd9a205321997c311e1b985900223 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bcb652e103204e670e9f73380a09ae458ab62f6b63541a4b29edefa1e0bcadd [INFO] running `Command { std: "docker" "start" "-a" "2bcb652e103204e670e9f73380a09ae458ab62f6b63541a4b29edefa1e0bcadd", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling rusb v0.8.0 [INFO] [stderr] Compiling libusb1-sys v0.5.0 [INFO] [stderr] Checking quars v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `config`, `iface`, and `setting` are never read [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 35 | struct Endpoint { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 36 | config: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 37 | iface: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 38 | setting: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Endpoint` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `config`, `iface`, and `setting` are never read [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 35 | struct Endpoint { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 36 | config: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 37 | iface: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 38 | setting: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Endpoint` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s [INFO] running `Command { std: "docker" "inspect" "2bcb652e103204e670e9f73380a09ae458ab62f6b63541a4b29edefa1e0bcadd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bcb652e103204e670e9f73380a09ae458ab62f6b63541a4b29edefa1e0bcadd", kill_on_drop: false }` [INFO] [stdout] 2bcb652e103204e670e9f73380a09ae458ab62f6b63541a4b29edefa1e0bcadd