[INFO] fetching crate cubecl-opt 0.6.0...
[INFO] checking cubecl-opt-0.6.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate cubecl-opt 0.6.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cubecl-opt 0.6.0
[INFO] finished tweaking crates.io crate cubecl-opt 0.6.0
[INFO] tweaked toml for crates.io crate cubecl-opt 0.6.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cubecl-opt 0.6.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cubecl-opt 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de72935ba8244e18dd4eac42a49aa4c88223628f80f31855b7dc2154c34326a0
[INFO] running `Command { std: "docker" "start" "-a" "de72935ba8244e18dd4eac42a49aa4c88223628f80f31855b7dc2154c34326a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de72935ba8244e18dd4eac42a49aa4c88223628f80f31855b7dc2154c34326a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de72935ba8244e18dd4eac42a49aa4c88223628f80f31855b7dc2154c34326a0", kill_on_drop: false }`
[INFO] [stdout] de72935ba8244e18dd4eac42a49aa4c88223628f80f31855b7dc2154c34326a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c80fe34b1c566cdecaefa7544c8ffda369a2319c140a99c2eda6e7ac804ee41
[INFO] running `Command { std: "docker" "start" "-a" "4c80fe34b1c566cdecaefa7544c8ffda369a2319c140a99c2eda6e7ac804ee41", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling cubecl-common v0.6.0
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling prettyplease v0.2.35
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking embassy-futures v0.1.1
[INFO] [stderr]    Compiling cubecl-runtime v0.6.0
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling cubecl-macros v0.6.0
[INFO] [stderr]     Checking md5 v0.8.0
[INFO] [stderr]     Checking no-std-compat v0.2.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking stable-vec v0.4.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking type-map v0.5.1
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking sanitize-filename v0.6.0
[INFO] [stderr]    Compiling darling_core v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]    Compiling variadics_please v1.1.0
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]    Compiling darling_macro v0.21.0
[INFO] [stderr]    Compiling darling v0.21.0
[INFO] [stderr]    Compiling cubecl-macros-internal v0.6.0
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking cubecl-ir v0.6.0
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking cubecl-core v0.6.0
[INFO] [stderr]     Checking cubecl-opt v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `VarId` is never used
[INFO] [stdout]    --> src/lib.rs:129:6
[INFO] [stdout]     |
[INFO] [stdout] 129 | type VarId = (Id, u16);
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cube_dim` is never read
[INFO] [stdout]    --> src/lib.rs:149:16
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct Optimizer {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub(crate) cube_dim: CubeDim,
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Optimizer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Range` is never constructed
[INFO] [stdout]   --> src/analyses/integer_range.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Range {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ranges` is never constructed
[INFO] [stdout]   --> src/analyses/integer_range.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Ranges {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `constant` and `uint` are never used
[INFO] [stdout]   --> src/analyses/integer_range.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Range {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 31 |     fn constant(val: u64) -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn uint(upper: u64) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run_loop` is never used
[INFO] [stdout]   --> src/analyses/integer_range.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Ranges {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 56 |     fn run_loop(&mut self, opt: &mut Optimizer) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_uint` is never used
[INFO] [stdout]    --> src/analyses/integer_range.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn is_uint(elem: Elem) -> bool {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `range_of` is never used
[INFO] [stdout]    --> src/analyses/integer_range.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Ranges {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn range_of(&self, opt: &Optimizer, var: &Variable) -> Range {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `var_id` is never used
[INFO] [stdout]    --> src/analyses/integer_range.rs:176:15
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub(crate) fn var_id(var: &Variable) -> Option<(Id, u16)> {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `VarId` is never used
[INFO] [stdout]    --> src/lib.rs:129:6
[INFO] [stdout]     |
[INFO] [stdout] 129 | type VarId = (Id, u16);
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cube_dim` is never read
[INFO] [stdout]    --> src/lib.rs:149:16
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct Optimizer {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 149 |     pub(crate) cube_dim: CubeDim,
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Optimizer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Range` is never constructed
[INFO] [stdout]   --> src/analyses/integer_range.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Range {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ranges` is never constructed
[INFO] [stdout]   --> src/analyses/integer_range.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Ranges {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `constant` and `uint` are never used
[INFO] [stdout]   --> src/analyses/integer_range.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Range {
[INFO] [stdout]    | ---------- associated functions in this implementation
[INFO] [stdout] 31 |     fn constant(val: u64) -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn uint(upper: u64) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `run_loop` is never used
[INFO] [stdout]   --> src/analyses/integer_range.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Ranges {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 56 |     fn run_loop(&mut self, opt: &mut Optimizer) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_uint` is never used
[INFO] [stdout]    --> src/analyses/integer_range.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn is_uint(elem: Elem) -> bool {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `range_of` is never used
[INFO] [stdout]    --> src/analyses/integer_range.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | impl Ranges {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     pub fn range_of(&self, opt: &Optimizer, var: &Variable) -> Range {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `var_id` is never used
[INFO] [stdout]    --> src/analyses/integer_range.rs:176:15
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub(crate) fn var_id(var: &Variable) -> Option<(Id, u16)> {
[INFO] [stdout]     |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.38s
[INFO] running `Command { std: "docker" "inspect" "4c80fe34b1c566cdecaefa7544c8ffda369a2319c140a99c2eda6e7ac804ee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c80fe34b1c566cdecaefa7544c8ffda369a2319c140a99c2eda6e7ac804ee41", kill_on_drop: false }`
[INFO] [stdout] 4c80fe34b1c566cdecaefa7544c8ffda369a2319c140a99c2eda6e7ac804ee41