[INFO] cloning repository https://github.com/TimTom2016/alphabet_recognizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TimTom2016/alphabet_recognizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimTom2016%2Falphabet_recognizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimTom2016%2Falphabet_recognizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3b7d30386a9dcee15adf0f499410981987e44ae
[INFO] testing TimTom2016/alphabet_recognizer against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimTom2016%2Falphabet_recognizer" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TimTom2016/alphabet_recognizer
[INFO] finished tweaking git repo https://github.com/TimTom2016/alphabet_recognizer
[INFO] tweaked toml for git repo https://github.com/TimTom2016/alphabet_recognizer written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TimTom2016/alphabet_recognizer on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TimTom2016/alphabet_recognizer 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-0-tc2/source/web/Cargo.toml: `default-features` is ignored for burn, since `default-features` was not specified for `workspace.dependencies.burn`, this could become a hard error in the future
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ab0b15079a944656d71af31b4e5b61b470f58ae04f04a7a1e7e8fc473fb4f77
[INFO] running `Command { std: "docker" "start" "-a" "7ab0b15079a944656d71af31b4e5b61b470f58ae04f04a7a1e7e8fc473fb4f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab0b15079a944656d71af31b4e5b61b470f58ae04f04a7a1e7e8fc473fb4f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab0b15079a944656d71af31b4e5b61b470f58ae04f04a7a1e7e8fc473fb4f77", kill_on_drop: false }`
[INFO] [stdout] 7ab0b15079a944656d71af31b4e5b61b470f58ae04f04a7a1e7e8fc473fb4f77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 96b061d4e3bb85659d6d2c62e1889d1b96d4600a35512ab3c75b70256d34cdcd
[INFO] running `Command { std: "docker" "start" "-a" "96b061d4e3bb85659d6d2c62e1889d1b96d4600a35512ab3c75b70256d34cdcd", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /opt/rustwide/workdir/web/Cargo.toml: `default-features` is ignored for burn, since `default-features` was not specified for `workspace.dependencies.burn`, this could become a hard error in the future
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling cubecl-common v0.4.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling embassy-futures v0.1.1
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling hashlink v0.9.1
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling cc v1.2.18
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling gix-utils v0.1.14
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling bitstream-io v2.6.0
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling imgref v1.11.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling gix-trace v0.1.12
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling linux-raw-sys v0.9.3
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling thread-tree v0.3.3
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling avif-serialize v0.8.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling rgb v0.8.50
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling winnow v0.7.6
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling zune-jpeg v0.4.14
[INFO] [stderr]    Compiling image-webp v0.2.1
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling r2d2 v0.8.10
[INFO] [stderr]    Compiling rstest_macros v0.23.0
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling burn-ndarray v0.16.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling globwalk v0.9.1
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling sanitize-filename v0.6.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling castaway v0.2.3
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling atomic_float v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling nvml-wrapper-sys v0.8.0
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=97a611f2d86190c2 -C extra-filename=-52e55aa574604cb3 --out-dir /opt/rustwide/target/debug/build/syn/52e55aa574604cb3/deps -L dependency=/opt/rustwide/target/debug/build/proc-macro2/d889edbea3b327e4/deps -L dependency=/opt/rustwide/target/debug/build/proc-macro2/e33d85e77f756bcf/deps -L dependency=/opt/rustwide/target/debug/build/proc-macro2/fc1fd0f4d59463bc/deps -L dependency=/opt/rustwide/target/debug/build/quote/bc6b090314aa3ed5/deps -L dependency=/opt/rustwide/target/debug/build/syn/52e55aa574604cb3/deps -L dependency=/opt/rustwide/target/debug/build/unicode-ident/b3925cc8f83e9ac1/deps --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/fc1fd0f4d59463bc/deps/libproc_macro2-fc1fd0f4d59463bc.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/bc6b090314aa3ed5/deps/libquote-bc6b090314aa3ed5.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/b3925cc8f83e9ac1/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "96b061d4e3bb85659d6d2c62e1889d1b96d4600a35512ab3c75b70256d34cdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b061d4e3bb85659d6d2c62e1889d1b96d4600a35512ab3c75b70256d34cdcd", kill_on_drop: false }`
[INFO] [stdout] 96b061d4e3bb85659d6d2c62e1889d1b96d4600a35512ab3c75b70256d34cdcd