[INFO] fetching crate microgemm 0.3.1...
[INFO] checking microgemm-0.3.1 against master#2a023bf80a6fbd6a06d5460a34eb247b986286ed for pr-143764
[INFO] extracting crate microgemm 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate microgemm 0.3.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate microgemm 0.3.1
[INFO] tweaked toml for crates.io crate microgemm 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate microgemm 0.3.1 on toolchain 2a023bf80a6fbd6a06d5460a34eb247b986286ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate microgemm 0.3.1 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" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded equator v0.1.10
[INFO] [stderr]   Downloaded coe-rs v0.1.2
[INFO] [stderr]   Downloaded faer-entity v0.16.0
[INFO] [stderr]   Downloaded equator-macro v0.1.9
[INFO] [stderr]   Downloaded faer-core v0.16.0
[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" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0498f97f1464560272dfcc6b9951f3a23cfdc2e30848b5b30ff804ce654c6d2
[INFO] running `Command { std: "docker" "start" "-a" "e0498f97f1464560272dfcc6b9951f3a23cfdc2e30848b5b30ff804ce654c6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0498f97f1464560272dfcc6b9951f3a23cfdc2e30848b5b30ff804ce654c6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0498f97f1464560272dfcc6b9951f3a23cfdc2e30848b5b30ff804ce654c6d2", kill_on_drop: false }`
[INFO] [stdout] e0498f97f1464560272dfcc6b9951f3a23cfdc2e30848b5b30ff804ce654c6d2
[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" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2028493c674a731b369b78ed4afab97847bd049bee305452f055e76f61c9728
[INFO] running `Command { std: "docker" "start" "-a" "a2028493c674a731b369b78ed4afab97847bd049bee305452f055e76f61c9728", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking bytemuck v1.17.0
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking dyn-stack v0.10.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
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[INFO] [stderr]     Checking coe-rs v0.1.2
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[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking bit-set v0.5.3
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[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking generic-array v1.1.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking microgemm v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking pulp v0.18.22
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking clap v4.5.16
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking gemm-common v0.17.1
[INFO] [stderr]     Checking faer-entity v0.16.0
[INFO] [stderr]     Checking gemm-c64 v0.17.1
[INFO] [stderr]     Checking gemm-f32 v0.17.1
[INFO] [stderr]     Checking gemm-c32 v0.17.1
[INFO] [stderr]     Checking gemm-f64 v0.17.1
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling equator-macro v0.1.9
[INFO] [stderr]     Checking gemm v0.17.1
[INFO] [stderr]     Checking equator v0.1.10
[INFO] [stderr]     Checking faer-core v0.16.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking proptest v1.5.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/utils/arbitrary.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn to_ref(&self) -> MatRef<T> {
[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] 18 |     pub fn to_ref(&self) -> MatRef<'_, T> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 16.61s
[INFO] running `Command { std: "docker" "inspect" "a2028493c674a731b369b78ed4afab97847bd049bee305452f055e76f61c9728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2028493c674a731b369b78ed4afab97847bd049bee305452f055e76f61c9728", kill_on_drop: false }`
[INFO] [stdout] a2028493c674a731b369b78ed4afab97847bd049bee305452f055e76f61c9728
