[INFO] fetching crate foldr 0.2.2...
[INFO] testing foldr-0.2.2 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate foldr 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate foldr 0.2.2
[INFO] finished tweaking crates.io crate foldr 0.2.2
[INFO] tweaked toml for crates.io crate foldr 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate foldr 0.2.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate foldr 0.2.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded liblzma v0.4.2
[INFO] [stderr]   Downloaded ppmd-rust v1.2.1
[INFO] [stderr]   Downloaded zopfli v0.8.2
[INFO] [stderr]   Downloaded deflate64 v0.1.9
[INFO] [stderr]   Downloaded libz-rs-sys v0.5.1
[INFO] [stderr]   Downloaded bzip2 v0.6.0
[INFO] [stderr]   Downloaded libbz2-rs-sys v0.2.1
[INFO] [stderr]   Downloaded ureq-proto v0.4.2
[INFO] [stderr]   Downloaded lazy_static v0.2.11
[INFO] [stderr]   Downloaded tint v1.0.1
[INFO] [stderr]   Downloaded zip v4.3.0
[INFO] [stderr]   Downloaded ptree v0.5.2
[INFO] [stderr]   Downloaded ureq v3.0.12
[INFO] [stderr]   Downloaded rust-ini v0.20.0
[INFO] [stderr]   Downloaded zlib-rs v0.5.1
[INFO] [stderr]   Downloaded yaml-rust2 v0.8.1
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.9
[INFO] [stderr]   Downloaded anstream v0.6.19
[INFO] [stderr]   Downloaded anstyle-query v1.1.3
[INFO] [stderr]   Downloaded clap_complete v4.5.55
[INFO] [stderr]   Downloaded clap_derive v4.5.41
[INFO] [stderr]   Downloaded bytesize v2.0.1
[INFO] [stderr]   Downloaded clap v4.5.41
[INFO] [stderr]   Downloaded rustls v0.23.29
[INFO] [stderr]   Downloaded clap_builder v4.5.41
[INFO] [stderr]   Downloaded liblzma-sys v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf
[INFO] running `Command { std: "docker" "start" "ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling liblzma-sys v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling zlib-rs v0.5.1
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
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[INFO] [stderr]    Compiling inout v0.1.4
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[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling instability v0.3.9
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling libz-rs-sys v0.5.1
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling rustls v0.23.29
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling arraydeque v0.5.1
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling yaml-rust2 v0.8.1
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling rust-ini v0.20.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling rustls-webpki v0.103.4
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling libbz2-rs-sys v0.2.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling bzip2 v0.6.0
[INFO] [stderr]    Compiling zopfli v0.8.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling config v0.14.1
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling tint v1.0.1
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling ureq-proto v0.4.2
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling directories v5.0.1
[INFO] [stderr]    Compiling foldr v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling liblzma v0.4.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling newline-converter v0.3.0
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling deflate64 v0.1.9
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling ppmd-rust v1.2.1
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling inquire v0.7.5
[INFO] [stderr]    Compiling ratatui v0.29.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling ptree v0.5.2
[INFO] [stderr]    Compiling clap_complete v4.5.55
[INFO] [stderr] error: failed to run custom build command for `foldr v0.2.2 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/foldr-e9ab8ba523a98cd5/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/config.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (2547) panicked at build.rs:55:35:
[INFO] [stderr]   Failed to write markdown file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x64ab05b16e51 - <unknown>
[INFO] [stderr]      1:     0x64ab05b2893a - <unknown>
[INFO] [stderr]      2:     0x64ab05b1a9ec - <unknown>
[INFO] [stderr]      3:     0x64ab05b000e6 - <unknown>
[INFO] [stderr]      4:     0x64ab05b12b41 - <unknown>
[INFO] [stderr]      5:     0x64ab05b12e6b - <unknown>
[INFO] [stderr]      6:     0x64ab05b00192 - <unknown>
[INFO] [stderr]      7:     0x64ab05af90c9 - <unknown>
[INFO] [stderr]      8:     0x64ab05b0098d - <unknown>
[INFO] [stderr]      9:     0x64ab05b290dc - <unknown>
[INFO] [stderr]     10:     0x64ab05b28eb2 - <unknown>
[INFO] [stderr]     11:     0x64ab059ee0e0 - <unknown>
[INFO] [stderr]     12:     0x64ab059ed917 - <unknown>
[INFO] [stderr]     13:     0x64ab059edcb3 - <unknown>
[INFO] [stderr]     14:     0x64ab059ef8a3 - <unknown>
[INFO] [stderr]     15:     0x64ab059ec666 - <unknown>
[INFO] [stderr]     16:     0x64ab059ecaa9 - <unknown>
[INFO] [stderr]     17:     0x64ab05b12299 - <unknown>
[INFO] [stderr]     18:     0x64ab059ec3f1 - <unknown>
[INFO] [stderr]     19:     0x64ab059efad5 - <unknown>
[INFO] [stderr]     20:     0x7eb596d12601 - <unknown>
[INFO] [stderr]     21:     0x7eb596d12718 - __libc_start_main
[INFO] [stderr]     22:     0x64ab059ea7f5 - <unknown>
[INFO] [stderr]     23:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf", kill_on_drop: false }`
[INFO] [stdout] ca767068d257246abeaf13994cb6aac7b0eda58a96fa44a77b09501c1f0fabdf
