[INFO] fetching crate cubecl-matmul 0.9.0-pre.1...
[INFO] checking cubecl-matmul-0.9.0-pre.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cubecl-matmul 0.9.0-pre.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate cubecl-matmul 0.9.0-pre.1
[INFO] finished tweaking crates.io crate cubecl-matmul 0.9.0-pre.1
[INFO] tweaked toml for crates.io crate cubecl-matmul 0.9.0-pre.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cubecl-matmul 0.9.0-pre.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cubecl-matmul 0.9.0-pre.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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b046eed5b550a97992e43307f29cac08fe13a629116156a8598f7eca7bc70b6
[INFO] running `Command { std: "docker" "start" "-a" "8b046eed5b550a97992e43307f29cac08fe13a629116156a8598f7eca7bc70b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b046eed5b550a97992e43307f29cac08fe13a629116156a8598f7eca7bc70b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b046eed5b550a97992e43307f29cac08fe13a629116156a8598f7eca7bc70b6", kill_on_drop: false }`
[INFO] [stdout] 8b046eed5b550a97992e43307f29cac08fe13a629116156a8598f7eca7bc70b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65b69e20bc09cd1813ef60e15aaecfe682cf6f803f74cd0a7f2ea448bc498fc0
[INFO] running `Command { std: "docker" "start" "-a" "65b69e20bc09cd1813ef60e15aaecfe682cf6f803f74cd0a7f2ea448bc498fc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling cubecl-common v0.9.0-pre.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]     Checking float4 v0.1.0
[INFO] [stderr]     Checking embassy-futures v0.1.2
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling variadics_please v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling cubecl-runtime v0.9.0-pre.1
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling cubecl-macros v0.9.0-pre.1
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]     Checking zerocopy v0.8.27
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling cubecl-macros-internal v0.9.0-pre.1
[INFO] [stderr]     Checking sanitize-filename v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking toml_datetime v0.7.3
[INFO] [stderr]     Checking serde_spanned v1.0.3
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking toml v0.9.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]     Checking enumset v1.1.10
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]     Checking trybuild v1.0.114
[INFO] [stderr]     Checking float8 v0.4.2
[INFO] [stderr]     Checking cubecl-ir v0.9.0-pre.1
[INFO] [stderr]     Checking cubecl-core v0.9.0-pre.1
[INFO] [stderr]     Checking cubecl-std v0.9.0-pre.1
[INFO] [stderr]     Checking cubecl-random v0.9.0-pre.1
[INFO] [stderr]     Checking cubecl-reduce v0.9.0-pre.1
[INFO] [stderr]     Checking cubecl-matmul v0.9.0-pre.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/components/size.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |                     m: <$ty>::try_from(m).unwrap(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 | define_3d_size_base!(TileSize, u32);
[INFO] [stdout]    | ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/components/size.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     n: <$ty>::try_from(n).unwrap(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 | define_3d_size_base!(TileSize, u32);
[INFO] [stdout]    | ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/components/size.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     k: <$ty>::try_from(k).unwrap(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 | define_3d_size_base!(TileSize, u32);
[INFO] [stdout]    | ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/components/size.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout]  27 |                     m: <$ty>::try_from(m).unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 | define_3d_size_base!(MatmulProblemSize, u32);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/components/size.rs:28:24
[INFO] [stdout]     |
[INFO] [stdout]  28 |                     n: <$ty>::try_from(n).unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 | define_3d_size_base!(MatmulProblemSize, u32);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/components/size.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout]  29 |                     k: <$ty>::try_from(k).unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 | define_3d_size_base!(MatmulProblemSize, u32);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/components/size.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |                     m: <$ty>::try_from(m).unwrap(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 | define_3d_size_base!(TileSize, u32);
[INFO] [stdout]    | ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/components/size.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     n: <$ty>::try_from(n).unwrap(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 | define_3d_size_base!(TileSize, u32);
[INFO] [stdout]    | ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]   --> src/components/size.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     k: <$ty>::try_from(k).unwrap(),
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 | define_3d_size_base!(TileSize, u32);
[INFO] [stdout]    | ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/components/size.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout]  27 |                     m: <$ty>::try_from(m).unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 | define_3d_size_base!(MatmulProblemSize, u32);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/components/size.rs:28:24
[INFO] [stdout]     |
[INFO] [stdout]  28 |                     n: <$ty>::try_from(n).unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 | define_3d_size_base!(MatmulProblemSize, u32);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/components/size.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout]  29 |                     k: <$ty>::try_from(k).unwrap(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 121 | define_3d_size_base!(MatmulProblemSize, u32);
[INFO] [stdout]     | -------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `define_3d_size_base` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cubecl-matmul` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cubecl-matmul` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "65b69e20bc09cd1813ef60e15aaecfe682cf6f803f74cd0a7f2ea448bc498fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b69e20bc09cd1813ef60e15aaecfe682cf6f803f74cd0a7f2ea448bc498fc0", kill_on_drop: false }`
[INFO] [stdout] 65b69e20bc09cd1813ef60e15aaecfe682cf6f803f74cd0a7f2ea448bc498fc0
