[INFO] cloning repository https://github.com/timelessnesses/osker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timelessnesses/osker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelessnesses%2Fosker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelessnesses%2Fosker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d62cb002390d617a42b2d232e17ad0897538a076
[INFO] testing timelessnesses/osker against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimelessnesses%2Fosker" "/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/timelessnesses/osker
[INFO] finished tweaking git repo https://github.com/timelessnesses/osker
[INFO] tweaked toml for git repo https://github.com/timelessnesses/osker written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timelessnesses/osker on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timelessnesses/osker 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sync_wrapper v1.0.1
[INFO] [stderr]   Downloaded env_filter v0.1.0
[INFO] [stderr]   Downloaded rgb v0.8.45
[INFO] [stderr]   Downloaded command_attr v0.5.2
[INFO] [stderr]   Downloaded triomphe v0.1.13
[INFO] [stderr]   Downloaded bitstream-io v2.5.0
[INFO] [stderr]   Downloaded hyper-rustls v0.27.2
[INFO] [stderr]   Downloaded snafu v0.8.4
[INFO] [stderr]   Downloaded libfuzzer-sys v0.4.7
[INFO] [stderr]   Downloaded bytemuck v1.16.1
[INFO] [stderr]   Downloaded webpki-roots v0.26.3
[INFO] [stderr]   Downloaded kurbo v0.11.0
[INFO] [stderr]   Downloaded web-sys v0.3.69
[INFO] [stderr]   Downloaded dashmap v6.0.1
[INFO] [stderr]   Downloaded ascii_table v4.0.4
[INFO] [stderr]   Downloaded env_logger v0.11.3
[INFO] [stderr]   Downloaded bytecount v0.6.8
[INFO] [stderr]   Downloaded roxmltree v0.19.0
[INFO] [stderr]   Downloaded tokio-util v0.7.11
[INFO] [stderr]   Downloaded fern v0.6.2
[INFO] [stderr]   Downloaded hyper-util v0.1.6
[INFO] [stderr]   Downloaded reqwest v0.12.5
[INFO] [stderr]   Downloaded serde_json v1.0.120
[INFO] [stderr]   Downloaded image-webp v0.1.3
[INFO] [stderr]   Downloaded winnow v0.6.15
[INFO] [stderr]   Downloaded toml_edit v0.22.16
[INFO] [stderr]   Downloaded charts-rs v0.3.13
[INFO] [stderr]   Downloaded image v0.25.2
[INFO] [stderr]   Downloaded rustls-webpki v0.102.5
[INFO] [stderr]   Downloaded h2 v0.4.5
[INFO] [stderr]   Downloaded syn v2.0.71
[INFO] [stderr]   Downloaded hyper v1.4.1
[INFO] [stderr]   Downloaded tokio v1.38.1
[INFO] [stderr]   Downloaded profiling v1.0.15
[INFO] [stderr]   Downloaded snafu-derive v0.8.4
[INFO] [stderr]   Downloaded substring v1.4.5
[INFO] [stderr]   Downloaded serde_derive v1.0.204
[INFO] [stderr]   Downloaded csv-core v0.1.11
[INFO] [stderr]   Downloaded rustls v0.23.11
[INFO] [stderr]   Downloaded redox_syscall v0.5.3
[INFO] [stderr]   Downloaded arbitrary v1.3.2
[INFO] [stderr]   Downloaded ravif v0.11.8
[INFO] [stderr]   Downloaded serenity v0.12.2
[INFO] [stderr]   Downloaded arrayref v0.3.8
[INFO] [stderr]   Downloaded rustls-pemfile v2.1.2
[INFO] [stderr]   Downloaded security-framework-sys v2.11.1
[INFO] [stderr]   Downloaded winreg v0.52.0
[INFO] [stderr]   Downloaded is-terminal v0.4.12
[INFO] [stderr]   Downloaded prettytable-rs v0.10.0
[INFO] [stderr]   Downloaded cargo-platform v0.1.8
[INFO] [stderr]   Downloaded typesize-derive v0.1.7
[INFO] [stderr]   Downloaded typesize v0.1.7
[INFO] [stderr]   Downloaded charts-rs-derive v0.2.1
[INFO] [stderr]   Downloaded csv v1.3.0
[INFO] [stderr]   Downloaded avif-serialize v0.8.1
[INFO] [stderr]   Downloaded imgref v1.10.1
[INFO] [stderr]   Downloaded profiling-procmacros v1.0.15
[INFO] [stderr]   Downloaded toml_datetime v0.6.6
[INFO] [stderr]   Downloaded toml v0.8.15
[INFO] [stderr]   Downloaded unicode-properties v0.1.1
[INFO] [stderr]   Downloaded svgtypes v0.15.1
[INFO] [stderr]   Downloaded http-body-util v0.1.2
[INFO] [stderr]   Downloaded httparse v1.9.4
[INFO] [stderr]   Downloaded rustls-pki-types v1.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.42
[INFO] [stderr]   Downloaded serde v1.0.204
[INFO] [stderr]   Downloaded colored v1.9.4
[INFO] [stderr]   Downloaded hyper v0.14.30
[INFO] [stderr]   Downloaded wasm-streams v0.4.0
[INFO] [stderr]   Downloaded unicase v2.7.0
[INFO] [stderr]   Downloaded built v0.7.4
[INFO] [stderr]   Downloaded target-lexicon v0.12.15
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.6
[INFO] [stderr]   Downloaded unicode-script v0.5.6
[INFO] [stderr]   Downloaded ring v0.17.8
[INFO] [stderr]   Downloaded camino v1.1.7
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c8ac0ea28458b03323909d4c9c5a274d1d9a0f0602c5fe073889b7dd7bf32f1
[INFO] running `Command { std: "docker" "start" "-a" "9c8ac0ea28458b03323909d4c9c5a274d1d9a0f0602c5fe073889b7dd7bf32f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c8ac0ea28458b03323909d4c9c5a274d1d9a0f0602c5fe073889b7dd7bf32f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8ac0ea28458b03323909d4c9c5a274d1d9a0f0602c5fe073889b7dd7bf32f1", kill_on_drop: false }`
[INFO] [stdout] 9c8ac0ea28458b03323909d4c9c5a274d1d9a0f0602c5fe073889b7dd7bf32f1
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d747cf09cdca64b9b469e555d3aaa39c6b7f81ec3928a4e7e0b8913c3c3842c
[INFO] running `Command { std: "docker" "start" "-a" "5d747cf09cdca64b9b469e555d3aaa39c6b7f81ec3928a4e7e0b8913c3c3842c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling bytes v1.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling bytemuck v1.16.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rustls-pki-types v1.7.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling ttf-parser v0.21.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling built v0.7.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling arrayref v0.3.8
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling roxmltree v0.19.0
[INFO] [stderr]    Compiling png v0.17.13
[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/beta-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.71/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-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=cd70c2343affb141 -C extra-filename=-3d4cf9ba6fe63453 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2114f4526b70b808.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e21d14a66b6e8800.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-772f13ecc3fc189a.rmeta --cap-lints allow --cap-lints=warn` (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/beta-2026-01-20-x86_64-unknown-linux-gnu/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.30/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 -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --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", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=a57da953f12f451f -C extra-filename=-bd39c16a8e184d14 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-bbb633f8de4319dc.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-451bff7c303527ba.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-15f510aebc68962e.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-bfbbbc7bce12d32f.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-7735bb2404c6e6f3.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-08f38e9718637002.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-e591be24d8b8b3c6.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-3860774ad9b215b5.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-b2ace7a8cefc491a.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5d747cf09cdca64b9b469e555d3aaa39c6b7f81ec3928a4e7e0b8913c3c3842c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d747cf09cdca64b9b469e555d3aaa39c6b7f81ec3928a4e7e0b8913c3c3842c", kill_on_drop: false }`
[INFO] [stdout] 5d747cf09cdca64b9b469e555d3aaa39c6b7f81ec3928a4e7e0b8913c3c3842c
