[INFO] cloning repository https://github.com/bwind/tiny-fsm-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bwind/tiny-fsm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwind%2Ftiny-fsm-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwind%2Ftiny-fsm-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e959fe06145c272cc72531e41f57d140eb8244b3 [INFO] checking bwind/tiny-fsm-rs against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwind%2Ftiny-fsm-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/bwind/tiny-fsm-rs [INFO] finished tweaking git repo https://github.com/bwind/tiny-fsm-rs [INFO] tweaked toml for git repo https://github.com/bwind/tiny-fsm-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/bwind/tiny-fsm-rs on toolchain 1383df06117fd218068d1f39fd5326256dd4a348 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/bwind/tiny-fsm-rs 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" "+1383df06117fd218068d1f39fd5326256dd4a348" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec844eaaba8221777f528535142fd6174bf32e2917107e5d459b1d10b6348cd0 [INFO] running `Command { std: "docker" "start" "-a" "ec844eaaba8221777f528535142fd6174bf32e2917107e5d459b1d10b6348cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec844eaaba8221777f528535142fd6174bf32e2917107e5d459b1d10b6348cd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec844eaaba8221777f528535142fd6174bf32e2917107e5d459b1d10b6348cd0", kill_on_drop: false }` [INFO] [stdout] ec844eaaba8221777f528535142fd6174bf32e2917107e5d459b1d10b6348cd0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96fd88da792235bd372a1a4c95173a94a612d3eb3d74d71d3ba783d945e9fa30 [INFO] running `Command { std: "docker" "start" "-a" "96fd88da792235bd372a1a4c95173a94a612d3eb3d74d71d3ba783d945e9fa30", kill_on_drop: false }` [INFO] [stderr] Checking tiny-finite-state-machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `TrafficLight` is never used [INFO] [stdout] --> src/state_machine.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | enum TrafficLight { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StateMachine` is never constructed [INFO] [stdout] --> src/state_machine.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct StateMachine { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `current`, `with_transition`, and `transition_to` are never used [INFO] [stdout] --> src/state_machine.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 18 | / impl StateMachine [INFO] [stdout] 19 | | where [INFO] [stdout] 20 | | S: Eq + Hash + Copy, [INFO] [stdout] | |________________________- associated items in this implementation [INFO] [stdout] 21 | { [INFO] [stdout] 22 | pub fn new(current: S) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn current(&self) -> &S { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn with_transition(&mut self, from: S, to: S) -> &mut Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn transition_to(&mut self, to: S) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "96fd88da792235bd372a1a4c95173a94a612d3eb3d74d71d3ba783d945e9fa30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96fd88da792235bd372a1a4c95173a94a612d3eb3d74d71d3ba783d945e9fa30", kill_on_drop: false }` [INFO] [stdout] 96fd88da792235bd372a1a4c95173a94a612d3eb3d74d71d3ba783d945e9fa30