[INFO] fetching crate perf-event2 0.7.4... [INFO] checking perf-event2-0.7.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate perf-event2 0.7.4 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate perf-event2 0.7.4 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate perf-event2 0.7.4 [INFO] tweaked toml for crates.io crate perf-event2 0.7.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate perf-event2 0.7.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate perf-event2 0.7.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0d24f4cfb538458fa67efd700997de857d6dd89fb7c08cf50f27570654c69a38 [INFO] running `Command { std: "docker" "start" "-a" "0d24f4cfb538458fa67efd700997de857d6dd89fb7c08cf50f27570654c69a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d24f4cfb538458fa67efd700997de857d6dd89fb7c08cf50f27570654c69a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d24f4cfb538458fa67efd700997de857d6dd89fb7c08cf50f27570654c69a38", kill_on_drop: false }` [INFO] [stdout] 0d24f4cfb538458fa67efd700997de857d6dd89fb7c08cf50f27570654c69a38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 108618bc0ebe280b754aac4322720593e3a2c38bb76ebc03896c07fb465a3d6e [INFO] running `Command { std: "docker" "start" "-a" "108618bc0ebe280b754aac4322720593e3a2c38bb76ebc03896c07fb465a3d6e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking c-enum v0.2.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Checking perf-event-open-sys2 v5.0.5 [INFO] [stderr] Checking memmap2 v0.9.4 [INFO] [stderr] Checking perf-event-data v0.1.6 [INFO] [stderr] Checking perf-event2 v0.7.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/group_data.rs:163:17 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn iter(&self) -> GroupIter { [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] 163 | pub fn iter(&self) -> GroupIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/group_data.rs:171:24 [INFO] [stdout] | [INFO] [stdout] 171 | fn iter_with_group(&self) -> GroupIter { [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] 171 | fn iter_with_group(&self) -> GroupIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:94:24 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn next_record(&mut self) -> Option { [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] 94 | pub fn next_record(&mut self) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:166:26 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn next_blocking(&mut self, timeout: Option) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ------ the lifetime gets resolved as `'_` [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] 166 | pub fn next_blocking(&mut self, timeout: Option) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:590:26 [INFO] [stdout] | [INFO] [stdout] 590 | pub fn to_contiguous(&self) -> Cow<[u8]> { [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] 590 | pub fn to_contiguous(&self) -> Cow<'_, [u8]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:603:25 [INFO] [stdout] | [INFO] [stdout] 603 | pub fn parse_record(&self) -> ParseResult { [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] 603 | pub fn parse_record(&self) -> ParseResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/group_data.rs:163:17 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn iter(&self) -> GroupIter { [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] 163 | pub fn iter(&self) -> GroupIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/group_data.rs:171:24 [INFO] [stdout] | [INFO] [stdout] 171 | fn iter_with_group(&self) -> GroupIter { [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] 171 | fn iter_with_group(&self) -> GroupIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:94:24 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn next_record(&mut self) -> Option { [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] 94 | pub fn next_record(&mut self) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:166:26 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn next_blocking(&mut self, timeout: Option) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ------ the lifetime gets resolved as `'_` [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] 166 | pub fn next_blocking(&mut self, timeout: Option) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:590:26 [INFO] [stdout] | [INFO] [stdout] 590 | pub fn to_contiguous(&self) -> Cow<[u8]> { [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] 590 | pub fn to_contiguous(&self) -> Cow<'_, [u8]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sampler.rs:603:25 [INFO] [stdout] | [INFO] [stdout] 603 | pub fn parse_record(&self) -> ParseResult { [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] 603 | pub fn parse_record(&self) -> ParseResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.52s [INFO] running `Command { std: "docker" "inspect" "108618bc0ebe280b754aac4322720593e3a2c38bb76ebc03896c07fb465a3d6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "108618bc0ebe280b754aac4322720593e3a2c38bb76ebc03896c07fb465a3d6e", kill_on_drop: false }` [INFO] [stdout] 108618bc0ebe280b754aac4322720593e3a2c38bb76ebc03896c07fb465a3d6e