[INFO] fetching crate cachingmap 0.2.1... [INFO] checking cachingmap-0.2.1 against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857 [INFO] extracting crate cachingmap 0.2.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate cachingmap 0.2.1 [INFO] finished tweaking crates.io crate cachingmap 0.2.1 [INFO] tweaked toml for crates.io crate cachingmap 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cachingmap 0.2.1 on toolchain 723ab942d877517caf445dafde0416803ef56501 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75f86e2926bb9f99c0177648b97aede265fb7489657e61e419d19dd9680d7ec0 [INFO] running `Command { std: "docker" "start" "-a" "75f86e2926bb9f99c0177648b97aede265fb7489657e61e419d19dd9680d7ec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75f86e2926bb9f99c0177648b97aede265fb7489657e61e419d19dd9680d7ec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75f86e2926bb9f99c0177648b97aede265fb7489657e61e419d19dd9680d7ec0", kill_on_drop: false }` [INFO] [stdout] 75f86e2926bb9f99c0177648b97aede265fb7489657e61e419d19dd9680d7ec0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c13cb8caadf348b82fd75a4e9dd4ce985c99a8e6d2f422a68a7b6db98dc6d950 [INFO] running `Command { std: "docker" "start" "-a" "c13cb8caadf348b82fd75a4e9dd4ce985c99a8e6d2f422a68a7b6db98dc6d950", kill_on_drop: false }` [INFO] [stderr] Checking cachingmap v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:177:18 [INFO] [stdout] | [INFO] [stdout] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:197:19 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:177:18 [INFO] [stdout] | [INFO] [stdout] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:197:19 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "c13cb8caadf348b82fd75a4e9dd4ce985c99a8e6d2f422a68a7b6db98dc6d950", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c13cb8caadf348b82fd75a4e9dd4ce985c99a8e6d2f422a68a7b6db98dc6d950", kill_on_drop: false }` [INFO] [stdout] c13cb8caadf348b82fd75a4e9dd4ce985c99a8e6d2f422a68a7b6db98dc6d950