[INFO] cloning repository https://github.com/ibsamsky/mcdl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ibsamsky/mcdl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibsamsky%2Fmcdl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibsamsky%2Fmcdl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7ac64b72c2f1923503f2a31eeb517d693093663
[INFO] documenting ibsamsky/mcdl against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fibsamsky%2Fmcdl" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ibsamsky/mcdl
[INFO] finished tweaking git repo https://github.com/ibsamsky/mcdl
[INFO] tweaked toml for git repo https://github.com/ibsamsky/mcdl written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ibsamsky/mcdl on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ibsamsky/mcdl 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-2026-04-21" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0571970b42d86ca58135bdaa4caffdf042d5e6acf9f2b217131d739f48a0fce8
[INFO] running `Command { std: "docker" "start" "-a" "0571970b42d86ca58135bdaa4caffdf042d5e6acf9f2b217131d739f48a0fce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0571970b42d86ca58135bdaa4caffdf042d5e6acf9f2b217131d739f48a0fce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0571970b42d86ca58135bdaa4caffdf042d5e6acf9f2b217131d739f48a0fce8", kill_on_drop: false }`
[INFO] [stdout] 0571970b42d86ca58135bdaa4caffdf042d5e6acf9f2b217131d739f48a0fce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e92745e2dc2711833112b42e8b0230ded9765f7622de2e6460f2aabe6e9f8cc
[INFO] running `Command { std: "docker" "start" "-a" "4e92745e2dc2711833112b42e8b0230ded9765f7622de2e6460f2aabe6e9f8cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling gix-trace v0.1.18
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling zlib-rs v0.5.5
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling tinyvec v1.11.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling jiff v0.2.23
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.25
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling signal-hook v0.4.4
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]    Compiling unicode-bom v2.0.3
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling kstring v2.0.2
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling faster-hex v0.10.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
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[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]    Compiling shell-words v1.1.1
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[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]     Checking writeable v0.6.3
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[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling sha1-checked v0.10.0
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling prodash v30.0.1
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling gix-sec v0.12.2
[INFO] [stderr]    Compiling filetime v0.2.27
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]     Checking rustls-pki-types v1.14.0
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking utf8_iter v1.0.4
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling camino v1.2.2
[INFO] [stderr]    Compiling tempfile v3.27.0
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[INFO] [stderr]     Checking hashbrown v0.17.0
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling imara-diff v0.1.8
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]    Compiling clru v0.6.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling vergen-lib v9.1.0
[INFO] [stderr]    Compiling rustls v0.23.38
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling vergen v9.1.0
[INFO] [stderr]    Compiling arc-swap v1.9.1
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling vergen-gix v9.1.0
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling aws-lc-sys v0.40.0
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle-parse v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling cargo-platform v0.3.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]     Checking ipnet v2.12.0
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]     Checking openssl-probe v0.2.1
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking unicode-width v0.2.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking colorchoice v1.0.5
[INFO] [stderr]    Compiling gix-utils v0.3.1
[INFO] [stderr]     Checking anstyle v1.0.14
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking console v0.16.3
[INFO] [stderr]     Checking rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking indenter v0.3.4
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking clap_lex v1.1.0
[INFO] [stderr]     Checking iri-string v0.7.12
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking winnow v1.0.2
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr] error: could not compile `jiff` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name jiff --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jiff-0.2.23/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 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_jiff)' --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="perf-inline"' --cfg 'feature="std"' --cfg 'feature="tz-fat"' --cfg 'feature="tz-system"' --cfg 'feature="tzdb-bundle-platform"' --cfg 'feature="tzdb-concatenated"' --cfg 'feature="tzdb-zoneinfo"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "js", "logging", "perf-inline", "serde", "static", "static-tz", "std", "tz-fat", "tz-system", "tzdb-bundle-always", "tzdb-bundle-platform", "tzdb-concatenated", "tzdb-zoneinfo"))' -C metadata=3dd968c0307e753c -C extra-filename=-9cde5cbdea405fbc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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 `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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=f50fd23ee619c33a -C extra-filename=-db35dfc171bce774 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0fa97b1aa44f5fda.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-544fd508281ca8af.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-423507c85e36a25a.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4e92745e2dc2711833112b42e8b0230ded9765f7622de2e6460f2aabe6e9f8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e92745e2dc2711833112b42e8b0230ded9765f7622de2e6460f2aabe6e9f8cc", kill_on_drop: false }`
[INFO] [stdout] 4e92745e2dc2711833112b42e8b0230ded9765f7622de2e6460f2aabe6e9f8cc