[INFO] cloning repository https://github.com/mmaslyukov/rust-fsm-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmaslyukov/rust-fsm-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmaslyukov%2Frust-fsm-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmaslyukov%2Frust-fsm-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 71a1eb203d9d12dbbde628c5eadd737186fa149f [INFO] checking mmaslyukov/rust-fsm-example against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmaslyukov%2Frust-fsm-example" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mmaslyukov/rust-fsm-example on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mmaslyukov/rust-fsm-example [INFO] finished tweaking git repo https://github.com/mmaslyukov/rust-fsm-example [INFO] tweaked toml for git repo https://github.com/mmaslyukov/rust-fsm-example written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mmaslyukov/rust-fsm-example 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking mmaslyukov/rust-fsm-example against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmaslyukov%2Frust-fsm-example" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mmaslyukov/rust-fsm-example on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mmaslyukov/rust-fsm-example [INFO] finished tweaking git repo https://github.com/mmaslyukov/rust-fsm-example [INFO] tweaked toml for git repo https://github.com/mmaslyukov/rust-fsm-example written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mmaslyukov/rust-fsm-example 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" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64e16404e29dcc23d229ddc224dbe1900e98833d8fb3298fe8de2ddc12bc7231 [INFO] running `Command { std: "docker" "start" "-a" "64e16404e29dcc23d229ddc224dbe1900e98833d8fb3298fe8de2ddc12bc7231", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64e16404e29dcc23d229ddc224dbe1900e98833d8fb3298fe8de2ddc12bc7231", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64e16404e29dcc23d229ddc224dbe1900e98833d8fb3298fe8de2ddc12bc7231", kill_on_drop: false }` [INFO] [stdout] 64e16404e29dcc23d229ddc224dbe1900e98833d8fb3298fe8de2ddc12bc7231 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94a57fdfbd3de0eafb9d1e45580845308e237f5bcec193ee748afb594aa004bc [INFO] running `Command { std: "docker" "start" "-a" "94a57fdfbd3de0eafb9d1e45580845308e237f5bcec193ee748afb594aa004bc", kill_on_drop: false }` [INFO] [stderr] Checking rust-fsm-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/fsm.rs:50:20 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn wrap(mut self, state: S) -> State [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/fsm.rs:130:20 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn transit(mut self) -> State { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `State` is never used [INFO] [stdout] --> src/fsm.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | enum State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Data` is never constructed [INFO] [stdout] --> src/fsm.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `wrap`, `start`, `stop`, and `name` are never used [INFO] [stdout] --> src/fsm.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl Data { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 43 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn wrap(mut self, state: S) -> State [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn start(&mut self, _e: Event) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn stop(&mut self, _e: Event) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | pub fn name(&mut self, e: Event) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `consume` and `data` are never used [INFO] [stdout] --> src/fsm.rs:74:12 [INFO] [stdout] | [INFO] [stdout] 73 | impl State { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 74 | pub fn consume(self, e: Event) -> Transition { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | pub fn data(&self) -> &Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Wrapper` is never used [INFO] [stdout] --> src/fsm.rs:98:6 [INFO] [stdout] | [INFO] [stdout] 98 | type Wrapper = fn(Data) -> State; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Handler` is never used [INFO] [stdout] --> src/fsm.rs:99:6 [INFO] [stdout] | [INFO] [stdout] 99 | type Handler = fn(&mut Data, Event); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Transition` is never constructed [INFO] [stdout] --> src/fsm.rs:101:8 [INFO] [stdout] | [INFO] [stdout] 101 | struct Transition { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `make_valid`, `make_shallow`, and `transit` are never used [INFO] [stdout] --> src/fsm.rs:110:12 [INFO] [stdout] | [INFO] [stdout] 109 | impl Transition { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 110 | pub fn make_valid(wrap: Wrapper, data: Data, event: Event, func: Handler) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 120 | pub fn make_shallow(next: State, event: Event) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn transit(mut self) -> State { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/fsm.rs:50:20 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn wrap(mut self, state: S) -> State [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/fsm.rs:130:20 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn transit(mut self) -> State { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Surv` is never constructed [INFO] [stdout] --> src/fsm.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 18 | enum State { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 22 | Surv(Data), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `State` 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] running `Command { std: "docker" "inspect" "94a57fdfbd3de0eafb9d1e45580845308e237f5bcec193ee748afb594aa004bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94a57fdfbd3de0eafb9d1e45580845308e237f5bcec193ee748afb594aa004bc", kill_on_drop: false }` [INFO] [stdout] 94a57fdfbd3de0eafb9d1e45580845308e237f5bcec193ee748afb594aa004bc