[INFO] fetching crate nitrogen 0.2.5... [INFO] testing nitrogen-0.2.5 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate nitrogen 0.2.5 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate nitrogen 0.2.5 [INFO] finished tweaking crates.io crate nitrogen 0.2.5 [INFO] tweaked toml for crates.io crate nitrogen 0.2.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nitrogen 0.2.5 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] crate crates.io crate nitrogen 0.2.5 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ecec8df391150591163a89ca0f1214ac03e9987d06609816a0b6a1db5a51d19a [INFO] running `Command { std: "docker" "start" "-a" "ecec8df391150591163a89ca0f1214ac03e9987d06609816a0b6a1db5a51d19a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecec8df391150591163a89ca0f1214ac03e9987d06609816a0b6a1db5a51d19a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecec8df391150591163a89ca0f1214ac03e9987d06609816a0b6a1db5a51d19a", kill_on_drop: false }` [INFO] [stdout] ecec8df391150591163a89ca0f1214ac03e9987d06609816a0b6a1db5a51d19a [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=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] 4107e02854fa89cee60fd784e3ca720786e3a7cdf30f35d1a0e3c1bf76722f55 [INFO] running `Command { std: "docker" "start" "-a" "4107e02854fa89cee60fd784e3ca720786e3a7cdf30f35d1a0e3c1bf76722f55", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling once_cell v1.16.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling cc v1.0.76 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling tracing-core v0.1.30 [INFO] [stderr] Compiling futures-sink v0.3.25 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling time-core v0.1.0 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Compiling time v0.3.17 [INFO] [stderr] Compiling tower-service v0.3.2 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling httpdate v1.0.2 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling http v0.2.8 [INFO] [stderr] Compiling semver v1.0.14 [INFO] [stderr] Compiling either v1.8.0 [INFO] [stderr] Compiling percent-encoding v2.2.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling openssl-probe v0.1.5 [INFO] [stderr] Compiling bytes-utils v0.1.3 [INFO] [stderr] Compiling tower-layer v0.3.2 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling mio v0.8.5 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling num_cpus v1.14.0 [INFO] [stderr] Compiling aho-corasick v0.7.19 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling fastrand v1.8.0 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling zeroize v1.5.7 [INFO] [stderr] Compiling form_urlencoded v1.1.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling urlencoding v2.1.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling http-body v0.4.5 [INFO] [stderr] Compiling xmlparser v0.13.3 [INFO] [stderr] Compiling cpufeatures v0.2.5 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling backtrace v0.3.66 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling aws-smithy-types v0.49.0 [INFO] [stderr] Compiling gimli v0.26.2 [INFO] [stderr] Compiling aws-smithy-xml v0.49.0 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling aws-types v0.49.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling miniz_oxide v0.5.4 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling object v0.29.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling os_str_bytes v6.4.0 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling serde_json v1.0.87 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling clap_lex v0.3.0 [INFO] [stderr] Compiling tracing-log v0.1.3 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling regex v1.7.0 [INFO] [stderr] Compiling aws-smithy-query v0.49.0 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling aws-smithy-json v0.49.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling nitrogen v0.2.5 (/opt/rustwide/workdir) [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling home v0.5.4 [INFO] [stderr] error: failed to run custom build command for `nitrogen v0.2.5 (/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/nitrogen-f68ad92fa55680d1/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (1932) panicked at build.rs:17:46: [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: 0x5a7343a5e752 - 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: 0x5a7343a5e752 - 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: 0x5a7343a5e752 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5a7343a5e752 - ::fmt::h47627beda0767f4c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5a7343a6d71f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x5a7343a6d71f - core::fmt::write::h8a63064c67176fd8 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x5a7343a3c203 - std::io::default_write_fmt::hc257f38f86d39af6 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5a7343a3c203 - std::io::Write::write_fmt::h5e9b646cef91150b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x5a7343a419d2 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x5a7343a4344c - std::panicking::default_hook::{{closure}}::h23e0299d4738b766 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x5a7343a432a6 - std::panicking::default_hook::hfeec6294e8751b62 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x5a7343a43a25 - std::panicking::panic_with_hook::hd57cd463d793ed79 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x5a7343a438ba - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x5a7343a41b09 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x5a7343a3059d - __rustc[256c90bb7e548b45]::rust_begin_unwind [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x5a7343a70b50 - core::panicking::panic_fmt::hf19c198748ef6a95 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x5a7343a703d6 - core::result::unwrap_failed::he81173b5792ad6b0 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/result.rs:1862:5 [INFO] [stderr] 17: 0x5a7343a2e321 - build_script_build::main::h5c44f4cf18b172fe [INFO] [stderr] 18: 0x5a7343a2ec83 - core::ops::function::FnOnce::call_once::hc9a683373293c289 [INFO] [stderr] 19: 0x5a7343a2ea26 - std::sys::backtrace::__rust_begin_short_backtrace::h530524c8904b937c [INFO] [stderr] 20: 0x5a7343a2e9f9 - std::rt::lang_start::{{closure}}::hd05c0bd9984469ad [INFO] [stderr] 21: 0x5a7343a3da30 - 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: 0x5a7343a3da30 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 23: 0x5a7343a3da30 - std::panicking::catch_unwind::ha7ce46787bb12905 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 24: 0x5a7343a3da30 - std::panic::catch_unwind::h625b36596def7d39 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 25: 0x5a7343a3da30 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24 [INFO] [stderr] 26: 0x5a7343a3da30 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40 [INFO] [stderr] 27: 0x5a7343a3da30 - std::panicking::catch_unwind::hf64cf7b0d8070f52 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19 [INFO] [stderr] 28: 0x5a7343a3da30 - std::panic::catch_unwind::h480b74763390cdcf [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14 [INFO] [stderr] 29: 0x5a7343a3da30 - std::rt::lang_start_internal::h4b3d04f698aef094 [INFO] [stderr] at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5 [INFO] [stderr] 30: 0x5a7343a2e9e1 - std::rt::lang_start::h36560d2568f069f2 [INFO] [stderr] 31: 0x5a7343a302b5 - main [INFO] [stderr] 32: 0x7c54142db1ca - [INFO] [stderr] 33: 0x7c54142db28b - __libc_start_main [INFO] [stderr] 34: 0x5a7343a2df05 - _start [INFO] [stderr] 35: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4107e02854fa89cee60fd784e3ca720786e3a7cdf30f35d1a0e3c1bf76722f55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4107e02854fa89cee60fd784e3ca720786e3a7cdf30f35d1a0e3c1bf76722f55", kill_on_drop: false }` [INFO] [stdout] 4107e02854fa89cee60fd784e3ca720786e3a7cdf30f35d1a0e3c1bf76722f55