[INFO] fetching crate foldr 0.2.2...
[INFO] checking foldr-0.2.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate foldr 0.2.2 into /workspace/builds/worker-2-tc2/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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate foldr 0.2.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad958c110247c9715a66c02de3ad4d9b3b22eeec55812d6c751dc8d77a3b61dd
[INFO] running `Command { std: "docker" "start" "-a" "ad958c110247c9715a66c02de3ad4d9b3b22eeec55812d6c751dc8d77a3b61dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad958c110247c9715a66c02de3ad4d9b3b22eeec55812d6c751dc8d77a3b61dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad958c110247c9715a66c02de3ad4d9b3b22eeec55812d6c751dc8d77a3b61dd", kill_on_drop: false }`
[INFO] [stdout] ad958c110247c9715a66c02de3ad4d9b3b22eeec55812d6c751dc8d77a3b61dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9841eeaac8fbab60ad566494261cd07db779d4aefe46142054e931d25883d86b
[INFO] running `Command { std: "docker" "start" "-a" "9841eeaac8fbab60ad566494261cd07db779d4aefe46142054e931d25883d86b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]     Checking winnow v0.7.12
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]    Compiling rustls v0.23.29
[INFO] [stderr]    Compiling instability v0.3.9
[INFO] [stderr]     Checking http v1.3.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking libbz2-rs-sys v0.2.1
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking compact_str v0.8.1
[INFO] [stderr]     Checking zopfli v0.8.2
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]     Checking bzip2 v0.6.0
[INFO] [stderr]     Checking ureq-proto v0.4.2
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking rust-ini v0.20.0
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking yaml-rust2 v0.8.1
[INFO] [stderr]     Checking newline-converter v0.3.0
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking ppmd-rust v1.2.1
[INFO] [stderr]     Checking deflate64 v0.1.9
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking bytesize v2.0.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling liblzma-sys v0.4.4
[INFO] [stderr]    Compiling foldr v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling darling_core v0.20.11
[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_DEV_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/debug/build/foldr-27b023c51921b89f/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' (1396) 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:     0x5a4483501ed2 - std::backtrace_rs::backtrace::libunwind::trace::hbea4c4361d976d9f
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5a4483501ed2 - std::backtrace_rs::backtrace::trace_unsynchronized::h24ac09a275696d40
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5a4483501ed2 - std::sys::backtrace::_print_fmt::h082519eb085fbf7d
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5a4483501ed2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h2cd9656577aefc6d
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5a448351e0ef - core::fmt::rt::Argument::fmt::h12bc9925885d5110
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5a448351e0ef - core::fmt::write::h5bf12ce417f28db4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5a44834f3f93 - std::io::default_write_fmt::h6670289da6979956
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5a44834f3f93 - std::io::Write::write_fmt::h279920046451d90f
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5a4483502052 - std::sys::backtrace::BacktraceLock::print::h80e4c589a4f701f2
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5a44834f1a4c - std::panicking::default_hook::{{closure}}::h15ddaac16a5a7446
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5a44834f188e - std::panicking::default_hook::hb187b31075710008
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5a44834f0d1f - std::panicking::panic_with_hook::h13a15813804ea1a7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5a448350210a - std::panicking::panic_handler::{{closure}}::h6e8a7899819f7e8e
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5a4483502069 - std::sys::backtrace::__rust_end_short_backtrace::h9ee05d6aba5d3318
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5a44834f0f2d - __rustc[106fd6a171f8100f]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5a4483521be0 - core::panicking::panic_fmt::h1f7e7fb8eac469a1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5a4483522536 - core::result::unwrap_failed::h4fad5de6159fbde5
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/result.rs:1852:5
[INFO] [stderr]     17:     0x5a44833d39e0 - core::result::Result<T,E>::expect::h1b0d0b6c0773de75
[INFO] [stderr]     18:     0x5a44833d537f - build_script_build::generate_config_docs::h7e102371bc918c6a
[INFO] [stderr]     19:     0x5a44833d57a6 - build_script_build::main::hcf547cea0dea02d1
[INFO] [stderr]     20:     0x5a44833d2463 - core::ops::function::FnOnce::call_once::heacf29a85c65e069
[INFO] [stderr]     21:     0x5a44833d3ca6 - std::sys::backtrace::__rust_begin_short_backtrace::hc0ada20772b9a1a1
[INFO] [stderr]     22:     0x5a44833d2d09 - std::rt::lang_start::{{closure}}::h35d130719ef7ff42
[INFO] [stderr]     23:     0x5a4483502890 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf041d389344f56bb
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     24:     0x5a4483502890 - std::panicking::catch_unwind::do_call::hcc878ac5325385ca
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     25:     0x5a4483502890 - std::panicking::catch_unwind::h19b909e5851b1ecc
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     26:     0x5a4483502890 - std::panic::catch_unwind::hf7b61f0d85beddf7
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5a4483502890 - std::rt::lang_start_internal::{{closure}}::hf4a2cf218490b1eb
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x5a4483502890 - std::panicking::catch_unwind::do_call::h87d50ac29e3f2ea1
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x5a4483502890 - std::panicking::catch_unwind::h74fa98d980427683
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x5a4483502890 - std::panic::catch_unwind::hea88d035b3883372
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x5a4483502890 - std::rt::lang_start_internal::h9835821d1cda1ad4
[INFO] [stderr]                                  at /rustc/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x5a44833d2d41 - std::rt::lang_start::h630ad71216f9070e
[INFO] [stderr]     33:     0x5a44833d65c5 - main
[INFO] [stderr]     34:     0x721cb77401ca - <unknown>
[INFO] [stderr]     35:     0x721cb774028b - __libc_start_main
[INFO] [stderr]     36:     0x5a44833cf555 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9841eeaac8fbab60ad566494261cd07db779d4aefe46142054e931d25883d86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9841eeaac8fbab60ad566494261cd07db779d4aefe46142054e931d25883d86b", kill_on_drop: false }`
[INFO] [stdout] 9841eeaac8fbab60ad566494261cd07db779d4aefe46142054e931d25883d86b