[INFO] cloning repository https://github.com/kings0x/circuit-breaker-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kings0x/circuit-breaker-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkings0x%2Fcircuit-breaker-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkings0x%2Fcircuit-breaker-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 986ff7a5a8448576aa3ad776bb7fc21b1528e831
[INFO] checking kings0x/circuit-breaker-rs against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkings0x%2Fcircuit-breaker-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kings0x/circuit-breaker-rs
[INFO] finished tweaking git repo https://github.com/kings0x/circuit-breaker-rs
[INFO] tweaked toml for git repo https://github.com/kings0x/circuit-breaker-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kings0x/circuit-breaker-rs on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kings0x/circuit-breaker-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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72
[INFO] running `Command { std: "docker" "start" "ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]    Compiling generator v0.6.25
[INFO] [stderr]     Checking cb_backoff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/lib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{thread, time::Duration};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Backoff` is never constructed
[INFO] [stdout]   --> src/lib.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Backoff {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `next_delay` are never used
[INFO] [stdout]   --> src/lib.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl Backoff {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 66 |     pub fn new(base: u64, max: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn next_delay(&mut self) -> Duration {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Backoff` is never used
[INFO] [stdout]  --> src/backoff.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Backoff {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CLOSED` is never used
[INFO] [stdout]   --> src/circuit_breaker.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const CLOSED: u8 = 0;
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OPEN` is never used
[INFO] [stdout]   --> src/circuit_breaker.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const OPEN: u8 = 1;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HALF_OPEN` is never used
[INFO] [stdout]   --> src/circuit_breaker.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | const HALF_OPEN: u8 = 2;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CircuitBreaker` is never constructed
[INFO] [stdout]   --> src/circuit_breaker.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct CircuitBreaker {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `now_millis`, `allowed`, `try_acquire_half_open_slot`, `on_success`, and `on_failure` are never used
[INFO] [stdout]    --> src/circuit_breaker.rs:47:8
[INFO] [stdout]     |
[INFO] [stdout]  46 | impl CircuitBreaker {
[INFO] [stdout]     | ------------------- associated items in this implementation
[INFO] [stdout]  47 |     fn new(
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout]  73 |     fn now_millis() -> u64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  88 |     pub fn allowed(&self) -> Result<(), BreakerError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |     fn try_acquire_half_open_slot(&self) -> Result<(), BreakerError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub fn on_success(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     pub fn on_failure(&self) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CircuitBreakerBuilder` is never constructed
[INFO] [stdout]    --> src/circuit_breaker.rs:222:8
[INFO] [stdout]     |
[INFO] [stdout] 222 | struct CircuitBreakerBuilder {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/circuit_breaker.rs:240:8
[INFO] [stdout]     |
[INFO] [stdout] 239 | impl CircuitBreakerBuilder {
[INFO] [stdout]     | -------------------------- associated items in this implementation
[INFO] [stdout] 240 |     fn builder() -> Self {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 259 |     fn max_failures(mut self, val: u64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 264 |     fn failure_window(mut self, val: u64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 269 |     fn cooldown(mut self, val: u64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 274 |     fn half_open_success_target(mut self, val: u64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 279 |     fn half_open_max_inflight(mut self, val: u64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 284 |     fn build(self) -> Result<CircuitBreaker, BuildError> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BreakerError` is never used
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum BreakerError {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BuildError` is never used
[INFO] [stdout]  --> src/errors.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum BuildError {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: comptime functions can only be called at compile time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.25/src/gen_impl.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |             unsafe { type_name::<A>() },
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: wrap the call in a const block to force compile time evaluation
[INFO] [stdout]     |
[INFO] [stdout] 154 |             unsafe { const { type_name::<A>() } },
[INFO] [stdout]     |                      +++++++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: comptime functions can only be called at compile time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.25/src/gen_impl.rs:155:22
[INFO] [stdout]     |
[INFO] [stdout] 155 |             unsafe { type_name::<T>() }
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: wrap the call in a const block to force compile time evaluation
[INFO] [stdout]     |
[INFO] [stdout] 155 |             unsafe { const { type_name::<T>() } }
[INFO] [stdout]     |                      +++++++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: comptime functions can only be called at compile time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generator-0.6.25/src/rt.rs:266:26
[INFO] [stdout]     |
[INFO] [stdout] 266 |         let t = unsafe { type_name::<A>() };
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: wrap the call in a const block to force compile time evaluation
[INFO] [stdout]     |
[INFO] [stdout] 266 |         let t = unsafe { const { type_name::<A>() } };
[INFO] [stdout]     |                          +++++++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `generator` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72", kill_on_drop: false }`
[INFO] [stdout] ee82709c48c2a334acc209dfa968dcaf3bb97f9adefe00f2366d116486f61b72
