[INFO] fetching crate gemm-f16 0.16.15...
[INFO] checking gemm-f16-0.16.15 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate gemm-f16 0.16.15 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate gemm-f16 0.16.15 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gemm-f16 0.16.15
[INFO] finished tweaking crates.io crate gemm-f16 0.16.15
[INFO] tweaked toml for crates.io crate gemm-f16 0.16.15 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 30 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding gemm-common v0.16.15 (latest: v0.17.1)
[INFO] [stderr]       Adding gemm-f32 v0.16.15 (latest: v0.17.1)
[INFO] [stderr]       Adding raw-cpuid v10.7.0 (latest: v11.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seq-macro v0.3.5
[INFO] [stderr]   Downloaded gemm-f32 v0.16.15
[INFO] [stderr]   Downloaded pulp v0.18.9
[INFO] [stderr]   Downloaded dyn-stack v0.10.0
[INFO] [stderr]   Downloaded reborrow v0.5.5
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] [stderr]   Downloaded gemm-common v0.16.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd4914c5bbefb149093b4cfd08c1dc1f31029369b59a3f5a2d52fd4c90aa8d21
[INFO] running `Command { std: "docker" "start" "-a" "bd4914c5bbefb149093b4cfd08c1dc1f31029369b59a3f5a2d52fd4c90aa8d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd4914c5bbefb149093b4cfd08c1dc1f31029369b59a3f5a2d52fd4c90aa8d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4914c5bbefb149093b4cfd08c1dc1f31029369b59a3f5a2d52fd4c90aa8d21", kill_on_drop: false }`
[INFO] [stdout] bd4914c5bbefb149093b4cfd08c1dc1f31029369b59a3f5a2d52fd4c90aa8d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9966ffc60cc2a1df092847f44c2392bdafff19116a5d2af449f27917f58b3bd3
[INFO] running `Command { std: "docker" "start" "-a" "9966ffc60cc2a1df092847f44c2392bdafff19116a5d2af449f27917f58b3bd3", kill_on_drop: false }`
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking dyn-stack v0.10.0
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking pulp v0.18.9
[INFO] [stderr]     Checking gemm-common v0.16.15
[INFO] [stderr]     Checking gemm-f32 v0.16.15
[INFO] [stderr]     Checking gemm-f16 v0.16.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `MixedSimd` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `MixedSimd` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NullaryFnOnce` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `NullaryFnOnce` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MixedSimd` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `MixedSimd` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NullaryFnOnce` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `NullaryFnOnce` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.50s
[INFO] running `Command { std: "docker" "inspect" "9966ffc60cc2a1df092847f44c2392bdafff19116a5d2af449f27917f58b3bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9966ffc60cc2a1df092847f44c2392bdafff19116a5d2af449f27917f58b3bd3", kill_on_drop: false }`
[INFO] [stdout] 9966ffc60cc2a1df092847f44c2392bdafff19116a5d2af449f27917f58b3bd3
[INFO] checking gemm-f16-0.16.15 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate gemm-f16 0.16.15 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate gemm-f16 0.16.15 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gemm-f16 0.16.15
[INFO] finished tweaking crates.io crate gemm-f16 0.16.15
[INFO] tweaked toml for crates.io crate gemm-f16 0.16.15 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb2a8ba23316d4d7a5da41ab253c90b4ccb238d2509e9d2c9d97429bcd11e7a4
[INFO] running `Command { std: "docker" "start" "-a" "eb2a8ba23316d4d7a5da41ab253c90b4ccb238d2509e9d2c9d97429bcd11e7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb2a8ba23316d4d7a5da41ab253c90b4ccb238d2509e9d2c9d97429bcd11e7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb2a8ba23316d4d7a5da41ab253c90b4ccb238d2509e9d2c9d97429bcd11e7a4", kill_on_drop: false }`
[INFO] [stdout] eb2a8ba23316d4d7a5da41ab253c90b4ccb238d2509e9d2c9d97429bcd11e7a4
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cab1439c8261b2011b1eaa2d2ed85f2a2d22e73b11990cdcaa9bd5ea9d7cf1b
[INFO] running `Command { std: "docker" "start" "-a" "9cab1439c8261b2011b1eaa2d2ed85f2a2d22e73b11990cdcaa9bd5ea9d7cf1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking dyn-stack v0.10.0
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking pulp v0.18.9
[INFO] [stderr]     Checking gemm-common v0.16.15
[INFO] [stderr]     Checking gemm-f32 v0.16.15
[INFO] [stderr]     Checking gemm-f16 v0.16.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `MixedSimd` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `MixedSimd` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NullaryFnOnce` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `NullaryFnOnce` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MixedSimd` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `MixedSimd` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NullaryFnOnce` is imported redundantly
[INFO] [stdout]   --> src/gemm.rs:13:23
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simd::{MixedSimd, NullaryFnOnce},
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 | use gemm_common::simd::*;
[INFO] [stdout]    |     -------------------- the item `NullaryFnOnce` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "9cab1439c8261b2011b1eaa2d2ed85f2a2d22e73b11990cdcaa9bd5ea9d7cf1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cab1439c8261b2011b1eaa2d2ed85f2a2d22e73b11990cdcaa9bd5ea9d7cf1b", kill_on_drop: false }`
[INFO] [stdout] 9cab1439c8261b2011b1eaa2d2ed85f2a2d22e73b11990cdcaa9bd5ea9d7cf1b