[INFO] fetching crate cycles 0.2.4... [INFO] checking cycles-0.2.4 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate cycles 0.2.4 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate cycles 0.2.4 [INFO] finished tweaking crates.io crate cycles 0.2.4 [INFO] tweaked toml for crates.io crate cycles 0.2.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cycles 0.2.4 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate cycles 0.2.4 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 342c8a7892095cf767bd804dd37422b90397c95129881f8cda76c6aa152d5a8e [INFO] running `Command { std: "docker" "start" "-a" "342c8a7892095cf767bd804dd37422b90397c95129881f8cda76c6aa152d5a8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "342c8a7892095cf767bd804dd37422b90397c95129881f8cda76c6aa152d5a8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "342c8a7892095cf767bd804dd37422b90397c95129881f8cda76c6aa152d5a8e", kill_on_drop: false }` [INFO] [stdout] 342c8a7892095cf767bd804dd37422b90397c95129881f8cda76c6aa152d5a8e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf810caa8c441934f8f4f9ad1cfcc3f3f04f2575bc6050a13718c5e413fdc77f [INFO] running `Command { std: "docker" "start" "-a" "bf810caa8c441934f8f4f9ad1cfcc3f3f04f2575bc6050a13718c5e413fdc77f", kill_on_drop: false }` [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking cycles v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:358:19 [INFO] [stdout] | [INFO] [stdout] 358 | fn debug_span(&self, span: Span) -> PatternDebug [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] 358 | fn debug_span(&self, span: Span) -> PatternDebug<'_, Self::Value, Self::Events> [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:369:14 [INFO] [stdout] | [INFO] [stdout] 369 | fn debug(&self) -> PatternDebug [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] 369 | fn debug(&self) -> PatternDebug<'_, Self::Value, Self::Events> [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:358:19 [INFO] [stdout] | [INFO] [stdout] 358 | fn debug_span(&self, span: Span) -> PatternDebug [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] 358 | fn debug_span(&self, span: Span) -> PatternDebug<'_, Self::Value, Self::Events> [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:369:14 [INFO] [stdout] | [INFO] [stdout] 369 | fn debug(&self) -> PatternDebug [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] 369 | fn debug(&self) -> PatternDebug<'_, Self::Value, Self::Events> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.61s [INFO] running `Command { std: "docker" "inspect" "bf810caa8c441934f8f4f9ad1cfcc3f3f04f2575bc6050a13718c5e413fdc77f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf810caa8c441934f8f4f9ad1cfcc3f3f04f2575bc6050a13718c5e413fdc77f", kill_on_drop: false }` [INFO] [stdout] bf810caa8c441934f8f4f9ad1cfcc3f3f04f2575bc6050a13718c5e413fdc77f