[INFO] fetching crate burn-central 0.6.0...
[INFO] checking burn-central-0.6.0 against master#12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 for pr-155299
[INFO] extracting crate burn-central 0.6.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate burn-central 0.6.0
[INFO] finished tweaking crates.io crate burn-central 0.6.0
[INFO] tweaked toml for crates.io crate burn-central 0.6.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate burn-central 0.6.0 on toolchain 12f35ad39ed3e39df4d953c46d4f6cc6c82adc96
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate burn-central 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" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tynm v0.2.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.13.0
[INFO] [stderr]   Downloaded lockfree-object-pool v0.1.6
[INFO] [stderr]   Downloaded moddef v0.3.0
[INFO] [stderr]   Downloaded wgpu-core-deps-emscripten v26.0.0
[INFO] [stderr]   Downloaded sanitize-filename v0.6.0
[INFO] [stderr]   Downloaded float4 v0.1.0
[INFO] [stderr]   Downloaded metrics-tracing-context v0.18.1
[INFO] [stderr]   Downloaded macerator-macros v0.1.4
[INFO] [stderr]   Downloaded burn-derive v0.20.1
[INFO] [stderr]   Downloaded burn-central-core v0.6.0
[INFO] [stderr]   Downloaded cubecl-zspace v0.9.0
[INFO] [stderr]   Downloaded cubecl-macros-internal v0.9.0
[INFO] [stderr]   Downloaded cubecl v0.9.0
[INFO] [stderr]   Downloaded syn-serde v0.3.2
[INFO] [stderr]   Downloaded burn-autodiff v0.20.1
[INFO] [stderr]   Downloaded burn-ndarray v0.20.1
[INFO] [stderr]   Downloaded burn-nn v0.20.1
[INFO] [stderr]   Downloaded cubecl-core v0.9.0
[INFO] [stderr]   Downloaded burn-backend v0.20.1
[INFO] [stderr]   Downloaded burn-core v0.20.1
[INFO] [stderr]   Downloaded cudarc v0.18.2
[INFO] [stderr]   Downloaded burn-train v0.20.1
[INFO] [stderr]   Downloaded burn-central-inference v0.6.0
[INFO] [stderr]   Downloaded cubecl-cpp v0.9.0
[INFO] [stderr]   Downloaded cubecl-runtime v0.9.0
[INFO] [stderr]   Downloaded burn-tensor v0.20.1
[INFO] [stderr]   Downloaded burn-central-macros v0.6.0
[INFO] [stderr]   Downloaded burn-central-artifact v0.6.0
[INFO] [stderr]   Downloaded burn-central-fleet v0.6.0
[INFO] [stderr]   Downloaded burn-central-experiment v0.6.0
[INFO] [stderr]   Downloaded burn-central-runtime v0.6.0
[INFO] [stderr]   Downloaded burn-optim v0.20.1
[INFO] [stderr]   Downloaded macerator v0.2.10
[INFO] [stderr]   Downloaded burn-dataset v0.20.1
[INFO] [stderr]   Downloaded cubecl-opt v0.9.0
[INFO] [stderr]   Downloaded cubecl-ir v0.9.0
[INFO] [stderr]   Downloaded burn-central-client v0.6.1
[INFO] [stderr]   Downloaded metrics-util v0.20.1
[INFO] [stderr]   Downloaded burn-ir v0.20.1
[INFO] [stderr]   Downloaded stable-vec v0.4.2
[INFO] [stderr]   Downloaded cubecl-cuda v0.9.0
[INFO] [stderr]   Downloaded cubecl-macros v0.9.0
[INFO] [stderr]   Downloaded cubecl-wgpu v0.9.0
[INFO] [stderr]   Downloaded cubecl-common v0.9.0
[INFO] [stderr]   Downloaded burn-std v0.20.1
[INFO] [stderr]   Downloaded burn v0.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 181895839a9d8d6be430767eddc9c26deeb5d32f2505ea3576cd1daa93381171
[INFO] running `Command { std: "docker" "start" "-a" "181895839a9d8d6be430767eddc9c26deeb5d32f2505ea3576cd1daa93381171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "181895839a9d8d6be430767eddc9c26deeb5d32f2505ea3576cd1daa93381171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181895839a9d8d6be430767eddc9c26deeb5d32f2505ea3576cd1daa93381171", kill_on_drop: false }`
[INFO] [stdout] 181895839a9d8d6be430767eddc9c26deeb5d32f2505ea3576cd1daa93381171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5accde91fb5d2b0f256330253ecbf0fadebcded9483102b8bab82c4fc14d9e81
[INFO] running `Command { std: "docker" "start" "-a" "5accde91fb5d2b0f256330253ecbf0fadebcded9483102b8bab82c4fc14d9e81", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.47
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling unicode-segmentation v1.13.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling cubecl-common v0.9.0
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]    Compiling winnow v1.0.0
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]     Checking rmp-serde v1.3.1
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]    Compiling toml_datetime v1.1.0+spec-1.1.0
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]     Checking thread-tree v0.3.3
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]    Compiling burn-derive v0.20.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]    Compiling macerator v0.2.10
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]     Checking moddef v0.3.0
[INFO] [stderr]     Checking iri-string v0.7.11
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling burn-ndarray v0.20.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling toml_parser v1.1.0+spec-1.1.0
[INFO] [stderr]     Checking ndarray v0.17.2
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]    Compiling aws-lc-sys v0.39.0
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking atomic_float v1.1.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling toml_edit v0.25.8+spec-1.1.0
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]     Checking raw-cpuid v11.6.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking ordered-float v5.1.0
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/12f35ad39ed3e39df4d953c46d4f6cc6c82adc96/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unexpected_cfgs --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(loom)' --check-cfg 'cfg(mio_unsupported_force_poll_poll)' --check-cfg 'cfg(tokio_allow_from_blocking_fd)' --check-cfg 'cfg(tokio_internal_mt_counters)' --check-cfg 'cfg(tokio_no_parking_lot)' --check-cfg 'cfg(tokio_no_tuning_tests)' --check-cfg 'cfg(tokio_unstable)' --check-cfg 'cfg(target_os, values("cygwin"))' --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-uring", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "taskdump", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=bdbc351dd08e4f57 -C extra-filename=-6520cd42bf07f1a3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-cccdc721da232fd0.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-bf265dcc075efecf.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-1bd54658db5d8fd7.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-7f89d5442d7e1c94.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-f8f3049314d4d729.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/12f35ad39ed3e39df4d953c46d4f6cc6c82adc96/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.32/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="default"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "libc", "memchr", "portable-atomic", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=35e1a9d81537a70e -C extra-filename=-585e89c923242492 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-1255c4f9a6b35c77.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-5cc74aef2f57c03d.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-17745a68c2fdc73d.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-18b47c4dc48c740a.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-bdbb8694983bc65b.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-0c15c42903a9ab15.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-7f89d5442d7e1c94.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-2d96a1a48bf6cf52.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5accde91fb5d2b0f256330253ecbf0fadebcded9483102b8bab82c4fc14d9e81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5accde91fb5d2b0f256330253ecbf0fadebcded9483102b8bab82c4fc14d9e81", kill_on_drop: false }`
[INFO] [stdout] 5accde91fb5d2b0f256330253ecbf0fadebcded9483102b8bab82c4fc14d9e81