[INFO] fetching crate stacked_errors 0.7.1...
[INFO] checking stacked_errors-0.7.1 against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] extracting crate stacked_errors 0.7.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate stacked_errors 0.7.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stacked_errors 0.7.1
[INFO] tweaked toml for crates.io crate stacked_errors 0.7.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stacked_errors 0.7.1 on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stacked_errors 0.7.1 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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallbox v0.8.6
[INFO] [stderr]   Downloaded ron v0.9.0
[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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d7236ff89c64a26ec945e4fda31c1d7a673a8a3e07338aa2513f4d5ea2ee439
[INFO] running `Command { std: "docker" "start" "-a" "7d7236ff89c64a26ec945e4fda31c1d7a673a8a3e07338aa2513f4d5ea2ee439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d7236ff89c64a26ec945e4fda31c1d7a673a8a3e07338aa2513f4d5ea2ee439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7236ff89c64a26ec945e4fda31c1d7a673a8a3e07338aa2513f4d5ea2ee439", kill_on_drop: false }`
[INFO] [stdout] 7d7236ff89c64a26ec945e4fda31c1d7a673a8a3e07338aa2513f4d5ea2ee439
[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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e22303e85d058e712e733aa78b1ae98ccece0d72a00e862a17947228d55feeb6
[INFO] running `Command { std: "docker" "start" "-a" "e22303e85d058e712e733aa78b1ae98ccece0d72a00e862a17947228d55feeb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling smallbox v0.8.6
[INFO] [stderr]    Compiling owo-colors v4.2.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking thin-vec v0.2.14
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking stacked_errors v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/error.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn iter(&self) -> Iter<ErrorItem> {
[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] 262 |     pub fn iter(&self) -> Iter<'_, ErrorItem> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/error.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn iter_mut(&mut self) -> IterMut<ErrorItem> {
[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] 267 |     pub fn iter_mut(&mut self) -> IterMut<'_, ErrorItem> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ron v0.9.0
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/error.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn iter(&self) -> Iter<ErrorItem> {
[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] 262 |     pub fn iter(&self) -> Iter<'_, ErrorItem> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/error.rs:267:21
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn iter_mut(&mut self) -> IterMut<ErrorItem> {
[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] 267 |     pub fn iter_mut(&mut self) -> IterMut<'_, ErrorItem> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.86s
[INFO] running `Command { std: "docker" "inspect" "e22303e85d058e712e733aa78b1ae98ccece0d72a00e862a17947228d55feeb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22303e85d058e712e733aa78b1ae98ccece0d72a00e862a17947228d55feeb6", kill_on_drop: false }`
[INFO] [stdout] e22303e85d058e712e733aa78b1ae98ccece0d72a00e862a17947228d55feeb6
