[INFO] cloning repository https://github.com/idoflax/rust_circuit_breaker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/idoflax/rust_circuit_breaker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidoflax%2Frust_circuit_breaker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidoflax%2Frust_circuit_breaker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3300bf8d477e6816078d7a5cee860dce10fa98f4 [INFO] testing idoflax/rust_circuit_breaker against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fidoflax%2Frust_circuit_breaker" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/idoflax/rust_circuit_breaker on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/idoflax/rust_circuit_breaker [INFO] finished tweaking git repo https://github.com/idoflax/rust_circuit_breaker [INFO] tweaked toml for git repo https://github.com/idoflax/rust_circuit_breaker written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/idoflax/rust_circuit_breaker 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" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1a4f3540661ed0c56f70c2bdbf3d713616c28c48d3856559bbed92480cc6d3d [INFO] running `Command { std: "docker" "start" "-a" "a1a4f3540661ed0c56f70c2bdbf3d713616c28c48d3856559bbed92480cc6d3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1a4f3540661ed0c56f70c2bdbf3d713616c28c48d3856559bbed92480cc6d3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1a4f3540661ed0c56f70c2bdbf3d713616c28c48d3856559bbed92480cc6d3d", kill_on_drop: false }` [INFO] [stdout] a1a4f3540661ed0c56f70c2bdbf3d713616c28c48d3856559bbed92480cc6d3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f08e4c981aa5044f0a69ee63397d427a70a2e2e9a18be0f0830537ce10b005c7 [INFO] running `Command { std: "docker" "start" "-a" "f08e4c981aa5044f0a69ee63397d427a70a2e2e9a18be0f0830537ce10b005c7", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling parking_lot v0.12.0 [INFO] [stderr] Compiling circuit_breaker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `Action` is never used [INFO] [stdout] --> src/circuit_breaker.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | type Action = Box Result>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `CircuitBreakerResult` is never used [INFO] [stdout] --> src/circuit_breaker.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 14 | type CircuitBreakerResult = Result>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CircuitBreaker` is never constructed [INFO] [stdout] --> src/circuit_breaker.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct CircuitBreaker { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `guard`, `attempt_action`, and `open_circuit` are never used [INFO] [stdout] --> src/circuit_breaker.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 25 | impl CircuitBreaker { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn new(failure_threshold: i8, half_open_attempts: i8, timeout: Duration) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn guard(&mut self, action: Action) -> CircuitBreakerResult { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn attempt_action( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn open_circuit(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CircuitBreakerState` is never used [INFO] [stdout] --> src/circuit_breaker.rs:113:6 [INFO] [stdout] | [INFO] [stdout] 113 | enum CircuitBreakerState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Wrapped`, `Open`, and `HalfOpen` are never constructed [INFO] [stdout] --> src/circuit_breaker_error.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum CircuitBreakerError { [INFO] [stdout] | ------------------- variants in this enum [INFO] [stdout] 8 | Wrapped(E), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | Open { threshold: i8 }, [INFO] [stdout] | ^^^^ [INFO] [stdout] 10 | HalfOpen { threshold: i8 }, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CircuitBreakerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/circuit_breaker.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | mem::drop(state); [INFO] [stdout] | ^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `CircuitBreakerState` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 52 - mem::drop(state); [INFO] [stdout] 52 + let _ = state; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.46s [INFO] running `Command { std: "docker" "inspect" "f08e4c981aa5044f0a69ee63397d427a70a2e2e9a18be0f0830537ce10b005c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f08e4c981aa5044f0a69ee63397d427a70a2e2e9a18be0f0830537ce10b005c7", kill_on_drop: false }` [INFO] [stdout] f08e4c981aa5044f0a69ee63397d427a70a2e2e9a18be0f0830537ce10b005c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9168133b9805813d9bb8d776a634c95a3a939e0fdfdfd0b47f7df58e978cf1fb [INFO] running `Command { std: "docker" "start" "-a" "9168133b9805813d9bb8d776a634c95a3a939e0fdfdfd0b47f7df58e978cf1fb", kill_on_drop: false }` [INFO] [stdout] warning: type alias `Action` is never used [INFO] [stdout] --> src/circuit_breaker.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | type Action = Box Result>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling circuit_breaker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `CircuitBreakerResult` is never used [INFO] [stdout] --> src/circuit_breaker.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 14 | type CircuitBreakerResult = Result>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CircuitBreaker` is never constructed [INFO] [stdout] --> src/circuit_breaker.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct CircuitBreaker { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `guard`, `attempt_action`, and `open_circuit` are never used [INFO] [stdout] --> src/circuit_breaker.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 25 | impl CircuitBreaker { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn new(failure_threshold: i8, half_open_attempts: i8, timeout: Duration) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn guard(&mut self, action: Action) -> CircuitBreakerResult { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn attempt_action( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn open_circuit(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `CircuitBreakerState` is never used [INFO] [stdout] --> src/circuit_breaker.rs:113:6 [INFO] [stdout] | [INFO] [stdout] 113 | enum CircuitBreakerState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Wrapped`, `Open`, and `HalfOpen` are never constructed [INFO] [stdout] --> src/circuit_breaker_error.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum CircuitBreakerError { [INFO] [stdout] | ------------------- variants in this enum [INFO] [stdout] 8 | Wrapped(E), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 9 | Open { threshold: i8 }, [INFO] [stdout] | ^^^^ [INFO] [stdout] 10 | HalfOpen { threshold: i8 }, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CircuitBreakerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/circuit_breaker.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | mem::drop(state); [INFO] [stdout] | ^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `CircuitBreakerState` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 52 - mem::drop(state); [INFO] [stdout] 52 + let _ = state; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/circuit_breaker.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | mem::drop(state); [INFO] [stdout] | ^^^^^^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `CircuitBreakerState` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 52 - mem::drop(state); [INFO] [stdout] 52 + let _ = state; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `circuit_breaker` (lib test); 1 warning emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9e136a30a965bf4e63f03095c57df7257bf96fd6/bin/rustc --crate-name circuit_breaker --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=5ded772e1e450cb5 -C extra-filename=-e0430d10891241bc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-d92453cf324ab3a3.rlib --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "9168133b9805813d9bb8d776a634c95a3a939e0fdfdfd0b47f7df58e978cf1fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9168133b9805813d9bb8d776a634c95a3a939e0fdfdfd0b47f7df58e978cf1fb", kill_on_drop: false }` [INFO] [stdout] 9168133b9805813d9bb8d776a634c95a3a939e0fdfdfd0b47f7df58e978cf1fb