[INFO] fetching crate cubecl-common 0.6.0... [INFO] testing cubecl-common-0.6.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate cubecl-common 0.6.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate cubecl-common 0.6.0 [INFO] finished tweaking crates.io crate cubecl-common 0.6.0 [INFO] tweaked toml for crates.io crate cubecl-common 0.6.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cubecl-common 0.6.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate cubecl-common 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8b7f602466993f4228415a1cb9a09d7a92a312dc519f1c3a9eea4d9ba9cffaf [INFO] running `Command { std: "docker" "start" "-a" "a8b7f602466993f4228415a1cb9a09d7a92a312dc519f1c3a9eea4d9ba9cffaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8b7f602466993f4228415a1cb9a09d7a92a312dc519f1c3a9eea4d9ba9cffaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8b7f602466993f4228415a1cb9a09d7a92a312dc519f1c3a9eea4d9ba9cffaf", kill_on_drop: false }` [INFO] [stdout] a8b7f602466993f4228415a1cb9a09d7a92a312dc519f1c3a9eea4d9ba9cffaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7354b677823c8aa0d56bd556a8eb690d7c7e57c2cc93d0916b716a845f8263f [INFO] running `Command { std: "docker" "start" "-a" "c7354b677823c8aa0d56bd556a8eb690d7c7e57c2cc93d0916b716a845f8263f", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling cubecl-common v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling embassy-futures v0.1.1 [INFO] [stderr] Compiling hashbrown v0.15.4 [INFO] [stderr] Compiling web-time v1.1.0 [INFO] [stderr] Compiling spin v0.10.0 [INFO] [stderr] Compiling futures-lite v2.6.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling derive_more-impl v2.0.1 [INFO] [stderr] Compiling bytemuck_derive v1.9.3 [INFO] [stderr] Compiling derive-new v0.7.0 [INFO] [stderr] Compiling bytemuck v1.23.1 [INFO] [stderr] Compiling derive_more v2.0.1 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:82:18 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.98s [INFO] running `Command { std: "docker" "inspect" "c7354b677823c8aa0d56bd556a8eb690d7c7e57c2cc93d0916b716a845f8263f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7354b677823c8aa0d56bd556a8eb690d7c7e57c2cc93d0916b716a845f8263f", kill_on_drop: false }` [INFO] [stdout] c7354b677823c8aa0d56bd556a8eb690d7c7e57c2cc93d0916b716a845f8263f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0a9e5b89f1a6bbc50188d4383968bf389f532dcdc739e8bada7731c02f239c1 [INFO] running `Command { std: "docker" "start" "-a" "e0a9e5b89f1a6bbc50188d4383968bf389f532dcdc739e8bada7731c02f239c1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling dashmap v6.1.0 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.1 [INFO] [stderr] Compiling cubecl-common v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:82:18 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/stub.rs:82:18 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.67s [INFO] running `Command { std: "docker" "inspect" "e0a9e5b89f1a6bbc50188d4383968bf389f532dcdc739e8bada7731c02f239c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0a9e5b89f1a6bbc50188d4383968bf389f532dcdc739e8bada7731c02f239c1", kill_on_drop: false }` [INFO] [stdout] e0a9e5b89f1a6bbc50188d4383968bf389f532dcdc739e8bada7731c02f239c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3c814f18c427603ba26fa77cb096df690530d9f2c992cfe9c193d4adbb3f4393 [INFO] running `Command { std: "docker" "start" "-a" "3c814f18c427603ba26fa77cb096df690530d9f2c992cfe9c193d4adbb3f4393", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/stub.rs:34:17 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 34 | pub fn lock(&self) -> Result, alloc::string::String> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/stub.rs:68:17 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 68 | pub fn read(&self) -> Result, alloc::string::String> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/stub.rs:82:18 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 82 | pub fn write(&self) -> Result, alloc::string::String> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `cubecl-common` (lib) generated 3 warnings (run `cargo fix --lib -p cubecl-common` to apply 3 suggestions) [INFO] [stderr] warning: `cubecl-common` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cubecl_common-4f2261f5df34ddc5) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test benchmark::tests::test_mean_duration ... ok [INFO] [stdout] test benchmark::tests::test_variance_duration ... ok [INFO] [stdout] test benchmark::tests::test_min_max_median_durations_odd_number_of_samples ... ok [INFO] [stderr] Doc-tests cubecl_common [INFO] [stdout] test benchmark::tests::test_min_max_median_durations_even_number_of_samples ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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" "3c814f18c427603ba26fa77cb096df690530d9f2c992cfe9c193d4adbb3f4393", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c814f18c427603ba26fa77cb096df690530d9f2c992cfe9c193d4adbb3f4393", kill_on_drop: false }` [INFO] [stdout] 3c814f18c427603ba26fa77cb096df690530d9f2c992cfe9c193d4adbb3f4393