[INFO] fetching crate cubecl-matmul 0.6.0...
[INFO] testing cubecl-matmul-0.6.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate cubecl-matmul 0.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate cubecl-matmul 0.6.0
[INFO] finished tweaking crates.io crate cubecl-matmul 0.6.0
[INFO] tweaked toml for crates.io crate cubecl-matmul 0.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cubecl-matmul 0.6.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cubecl-matmul 0.6.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded toml_parser v1.0.1
[INFO] [stderr]   Downloaded libredox v0.1.4
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[INFO] [stderr]   Downloaded toml_writer v1.0.2
[INFO] [stderr]   Downloaded md5 v0.8.0
[INFO] [stderr]   Downloaded trybuild v1.0.106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39959cfaf4ae68d31839f9f443795d01f8122a746a51179b2713141922b4a898
[INFO] running `Command { std: "docker" "start" "-a" "39959cfaf4ae68d31839f9f443795d01f8122a746a51179b2713141922b4a898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39959cfaf4ae68d31839f9f443795d01f8122a746a51179b2713141922b4a898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39959cfaf4ae68d31839f9f443795d01f8122a746a51179b2713141922b4a898", kill_on_drop: false }`
[INFO] [stdout] 39959cfaf4ae68d31839f9f443795d01f8122a746a51179b2713141922b4a898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7283f75748fe16c6419f38714d739170749d86a435ee64f7a115ee7281d59755
[INFO] running `Command { std: "docker" "start" "-a" "7283f75748fe16c6419f38714d739170749d86a435ee64f7a115ee7281d59755", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling prettyplease v0.2.35
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[INFO] [stderr]    Compiling rand_core v0.9.3
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[INFO] [stderr]    Compiling toml_writer v1.0.2
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[INFO] [stderr]    Compiling rand v0.9.1
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[INFO] [stderr]    Compiling concurrent-queue v2.5.0
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[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
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[INFO] [stderr]    Compiling cubecl-ir v0.6.0
[INFO] [stderr]    Compiling cubecl-core v0.6.0
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[INFO] [stderr]    Compiling cubecl-random v0.6.0
[INFO] [stderr]    Compiling cubecl-reduce v0.6.0
[INFO] [stderr]    Compiling cubecl-matmul v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `RegisterMatmulConfigError` is never constructed
[INFO] [stdout]   --> src/components/tile/register/setup.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct RegisterMatmulConfigError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.91s
[INFO] running `Command { std: "docker" "inspect" "7283f75748fe16c6419f38714d739170749d86a435ee64f7a115ee7281d59755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7283f75748fe16c6419f38714d739170749d86a435ee64f7a115ee7281d59755", kill_on_drop: false }`
[INFO] [stdout] 7283f75748fe16c6419f38714d739170749d86a435ee64f7a115ee7281d59755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0949752662c9efe7784aabf9316f5890976f614de4b003824faed8f9eaec08b5
[INFO] running `Command { std: "docker" "start" "-a" "0949752662c9efe7784aabf9316f5890976f614de4b003824faed8f9eaec08b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling toml v0.9.2
[INFO] [stderr]    Compiling cubecl-common v0.6.0
[INFO] [stderr]    Compiling trybuild v1.0.106
[INFO] [stderr]    Compiling cubecl-ir v0.6.0
[INFO] [stderr]    Compiling cubecl-runtime v0.6.0
[INFO] [stderr]    Compiling cubecl-core v0.6.0
[INFO] [stderr]    Compiling cubecl-std v0.6.0
[INFO] [stderr]    Compiling cubecl-random v0.6.0
[INFO] [stderr]    Compiling cubecl-reduce v0.6.0
[INFO] [stderr]    Compiling cubecl-matmul v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `RegisterMatmulConfigError` is never constructed
[INFO] [stdout]   --> src/components/tile/register/setup.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct RegisterMatmulConfigError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RegisterMatmulConfigError` is never constructed
[INFO] [stdout]   --> src/components/tile/register/setup.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct RegisterMatmulConfigError {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.66s
[INFO] running `Command { std: "docker" "inspect" "0949752662c9efe7784aabf9316f5890976f614de4b003824faed8f9eaec08b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0949752662c9efe7784aabf9316f5890976f614de4b003824faed8f9eaec08b5", kill_on_drop: false }`
[INFO] [stdout] 0949752662c9efe7784aabf9316f5890976f614de4b003824faed8f9eaec08b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4489695acfcfd8057f0a719fccc03b736d902a73dc681ce3fe55f744dccb753
[INFO] running `Command { std: "docker" "start" "-a" "a4489695acfcfd8057f0a719fccc03b736d902a73dc681ce3fe55f744dccb753", kill_on_drop: false }`
[INFO] [stderr] warning: struct `RegisterMatmulConfigError` is never constructed
[INFO] [stderr]   --> src/components/tile/register/setup.rs:54:12
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub struct RegisterMatmulConfigError {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cubecl-matmul` (lib) generated 1 warning
[INFO] [stderr] warning: `cubecl-matmul` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cubecl_matmul-00657e83bf0ef77b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cubecl_matmul
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4489695acfcfd8057f0a719fccc03b736d902a73dc681ce3fe55f744dccb753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4489695acfcfd8057f0a719fccc03b736d902a73dc681ce3fe55f744dccb753", kill_on_drop: false }`
[INFO] [stdout] a4489695acfcfd8057f0a719fccc03b736d902a73dc681ce3fe55f744dccb753