[INFO] fetching crate nqueens-oxigen 2.2.0...
[INFO] checking nqueens-oxigen-2.2.0 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate nqueens-oxigen 2.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate nqueens-oxigen 2.2.0 on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nqueens-oxigen 2.2.0
[INFO] finished tweaking crates.io crate nqueens-oxigen 2.2.0
[INFO] tweaked toml for crates.io crate nqueens-oxigen 2.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate nqueens-oxigen 2.2.0 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded historian v4.0.3
[INFO] [stderr]   Downloaded oxigen v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65cc1eb3d2f0cd7aac2ce98523135b8ca1e7aba821111aaf559dca382f25c323
[INFO] running `Command { std: "docker" "start" "-a" "65cc1eb3d2f0cd7aac2ce98523135b8ca1e7aba821111aaf559dca382f25c323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65cc1eb3d2f0cd7aac2ce98523135b8ca1e7aba821111aaf559dca382f25c323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65cc1eb3d2f0cd7aac2ce98523135b8ca1e7aba821111aaf559dca382f25c323", kill_on_drop: false }`
[INFO] [stdout] 65cc1eb3d2f0cd7aac2ce98523135b8ca1e7aba821111aaf559dca382f25c323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73423ea4590599ef032bab85d6468b16e2f04566dd6667ef973c0afcda015c21
[INFO] running `Command { std: "docker" "start" "-a" "73423ea4590599ef032bab85d6468b16e2f04566dd6667ef973c0afcda015c21", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking historian v4.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking oxigen v2.2.0
[INFO] [stderr]     Checking nqueens-oxigen v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn iter(&self) -> std::slice::Iter<u8> {
[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] 35 |     fn iter(&self) -> std::slice::Iter<'_, 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/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn iter(&self) -> std::slice::Iter<u8> {
[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] 35 |     fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "73423ea4590599ef032bab85d6468b16e2f04566dd6667ef973c0afcda015c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73423ea4590599ef032bab85d6468b16e2f04566dd6667ef973c0afcda015c21", kill_on_drop: false }`
[INFO] [stdout] 73423ea4590599ef032bab85d6468b16e2f04566dd6667ef973c0afcda015c21