[INFO] fetching crate score 0.2.0... [INFO] testing score-0.2.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate score 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate score 0.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate score 0.2.0 [INFO] tweaked toml for crates.io crate score 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate score 0.2.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 98 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.51) [INFO] [stderr] Adding glob v0.2.11 (available: v0.3.3) [INFO] [stderr] Adding mime_guess v1.5.0 (available: v1.8.8) [INFO] [stderr] Adding rand v0.3.23 (available: v0.9.2) [INFO] [stderr] Adding rouille v1.0.3 (available: v3.6.2) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.44) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b26f211c90ff1d68d2531d7ab9a37694764395ff9e0d5413be1d0ff89475865 [INFO] running `Command { std: "docker" "start" "-a" "9b26f211c90ff1d68d2531d7ab9a37694764395ff9e0d5413be1d0ff89475865", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b26f211c90ff1d68d2531d7ab9a37694764395ff9e0d5413be1d0ff89475865", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b26f211c90ff1d68d2531d7ab9a37694764395ff9e0d5413be1d0ff89475865", kill_on_drop: false }` [INFO] [stdout] 9b26f211c90ff1d68d2531d7ab9a37694764395ff9e0d5413be1d0ff89475865 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b433b7cc74e4d0e271d60051683791e0b1f58ac954b3b2b4f355b0a145cadc4 [INFO] running `Command { std: "docker" "start" "-a" "0b433b7cc74e4d0e271d60051683791e0b1f58ac954b3b2b4f355b0a145cadc4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling rustc-serialize v0.3.25 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling ascii v0.7.1 [INFO] [stderr] Compiling chunked_transfer v0.3.1 [INFO] [stderr] Compiling buf_redux v0.1.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling term v0.2.14 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling sha1 v0.2.0 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling brotli-sys v0.2.1 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling num v0.1.43 [INFO] [stderr] Compiling serde v0.6.15 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.5.0 [INFO] [stderr] Compiling uuid v0.1.18 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.5.0` [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/mime_guess-708770efe2c22a19/build-script-gen_mime_types` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (751) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mime_guess-1.5.0/src/gen_mime_types.rs:16:67: [INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x61bcae7a0f52 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x61bcae7a0f52 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x61bcae7a0f52 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x61bcae7a0f52 - ::fmt::h47627beda0767f4c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x61bcae7b0fbf - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x61bcae7b0fbf - core::fmt::write::h8a63064c67176fd8 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x61bcae77ed43 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x61bcae77ed43 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x61bcae7846e2 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x61bcae7860ec - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x61bcae785f46 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x61bcae7866c5 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x61bcae78655a - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x61bcae784819 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x61bcae7738bd - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x61bcae7b4820 - core::panicking::panic_fmt::hf19c198748ef6a95 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x61bcae7b3bd6 - core::result::unwrap_failed::he81173b5792ad6b0 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5 [INFO] [stderr] 17: 0x61bcae76b4b6 - build_script_gen_mime_types::main::hfb9d05b90a7c6d35 [INFO] [stderr] 18: 0x61bcae767af3 - core::ops::function::FnOnce::call_once::h450829e3a875a6ac [INFO] [stderr] 19: 0x61bcae76be56 - std::sys::backtrace::__rust_begin_short_backtrace::hb899ba7c97f80b7b [INFO] [stderr] 20: 0x61bcae764319 - std::rt::lang_start::{{closure}}::h2794ae9871634331 [INFO] [stderr] 21: 0x61bcae780130 - core::ops::function::impls:: for &F>::call_once::hdf957eac011d0136 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 22: 0x61bcae780130 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 23: 0x61bcae780130 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 24: 0x61bcae780130 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 25: 0x61bcae780130 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stderr] 26: 0x61bcae780130 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 27: 0x61bcae780130 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 28: 0x61bcae780130 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 29: 0x61bcae780130 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stderr] 30: 0x61bcae764301 - std::rt::lang_start::h6c8afe1427c151da [INFO] [stderr] 31: 0x61bcae76ed25 - main [INFO] [stderr] 32: 0x76930503a1ca - [INFO] [stderr] 33: 0x76930503a28b - __libc_start_main [INFO] [stderr] 34: 0x61bcae75eb45 - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0b433b7cc74e4d0e271d60051683791e0b1f58ac954b3b2b4f355b0a145cadc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b433b7cc74e4d0e271d60051683791e0b1f58ac954b3b2b4f355b0a145cadc4", kill_on_drop: false }` [INFO] [stdout] 0b433b7cc74e4d0e271d60051683791e0b1f58ac954b3b2b4f355b0a145cadc4