[INFO] cloning repository https://github.com/RBourne19/rust_cache [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RBourne19/rust_cache" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRBourne19%2Frust_cache", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRBourne19%2Frust_cache'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 70e320e09683699036734b3633a6e3f9ec67eee6 [INFO] checking RBourne19/rust_cache/70e320e09683699036734b3633a6e3f9ec67eee6 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRBourne19%2Frust_cache" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RBourne19/rust_cache 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/RBourne19/rust_cache [INFO] finished tweaking git repo https://github.com/RBourne19/rust_cache [INFO] tweaked toml for git repo https://github.com/RBourne19/rust_cache written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/RBourne19/rust_cache 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] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded random-string v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 174d1d519789756b667fb37190ea3eac817037a444557f6c746ce0485cfcc289 [INFO] running `Command { std: "docker" "start" "-a" "174d1d519789756b667fb37190ea3eac817037a444557f6c746ce0485cfcc289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "174d1d519789756b667fb37190ea3eac817037a444557f6c746ce0485cfcc289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "174d1d519789756b667fb37190ea3eac817037a444557f6c746ce0485cfcc289", kill_on_drop: false }` [INFO] [stdout] 174d1d519789756b667fb37190ea3eac817037a444557f6c746ce0485cfcc289 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3c60b0e3835808bf8b329b1aaa944ceaab8a9c7726a8931c48042430b96a27aa [INFO] running `Command { std: "docker" "start" "-a" "3c60b0e3835808bf8b329b1aaa944ceaab8a9c7726a8931c48042430b96a27aa", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking value-bag v1.7.0 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking async-task v4.7.0 [INFO] [stderr] Compiling rustix v0.37.27 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking io-lifetimes v1.0.11 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking futures-lite v2.2.0 [INFO] [stderr] Checking piper v0.2.1 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking random-string v1.1.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking concurrent-queue v2.4.0 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking event-listener v4.0.3 [INFO] [stderr] Checking event-listener v5.2.0 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking event-listener-strategy v0.4.0 [INFO] [stderr] Checking async-lock v3.3.0 [INFO] [stderr] Checking event-listener-strategy v0.5.0 [INFO] [stderr] Checking async-channel v2.2.0 [INFO] [stderr] Checking async-executor v1.8.0 [INFO] [stderr] Checking blocking v1.5.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Checking polling v3.5.0 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking async-io v2.3.1 [INFO] [stderr] Checking async-global-executor v2.4.1 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Checking two_factor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> src/cache.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 13 | / impl Cache [INFO] [stdout] 14 | | where K: Eq + PartialEq + Hash + Send + Clone + 'static, [INFO] [stdout] 15 | | V: Send + Clone + 'static [INFO] [stdout] | |__________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn remove(&self, key: K) -> Option<(V, Instant)>{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> src/cache.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 13 | / impl Cache [INFO] [stdout] 14 | | where K: Eq + PartialEq + Hash + Send + Clone + 'static, [INFO] [stdout] 15 | | V: Send + Clone + 'static [INFO] [stdout] | |__________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | pub fn remove(&self, key: K) -> Option<(V, Instant)>{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.42s [INFO] running `Command { std: "docker" "inspect" "3c60b0e3835808bf8b329b1aaa944ceaab8a9c7726a8931c48042430b96a27aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c60b0e3835808bf8b329b1aaa944ceaab8a9c7726a8931c48042430b96a27aa", kill_on_drop: false }` [INFO] [stdout] 3c60b0e3835808bf8b329b1aaa944ceaab8a9c7726a8931c48042430b96a27aa