[INFO] cloning repository https://github.com/jonwolski/records-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonwolski/records-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonwolski%2Frecords-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonwolski%2Frecords-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c9160bb9cae332ff74b51056374943788f3335dc [INFO] checking jonwolski/records-in-rust against master#4068bafedd8ba724e332a5221c06a6fa531a30d2 for pr-146978 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonwolski%2Frecords-in-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jonwolski/records-in-rust [INFO] finished tweaking git repo https://github.com/jonwolski/records-in-rust [INFO] tweaked toml for git repo https://github.com/jonwolski/records-in-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jonwolski/records-in-rust on toolchain 4068bafedd8ba724e332a5221c06a6fa531a30d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jonwolski/records-in-rust 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" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded same-file v0.1.3 [INFO] [stderr] Downloaded tango v0.8.3 [INFO] [stderr] Downloaded walkdir v1.0.7 [INFO] [stderr] Downloaded filetime v0.1.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29523310a67957f1930abbe430aca20b0014097faafe78ff250cc298b5cf62ef [INFO] running `Command { std: "docker" "start" "-a" "29523310a67957f1930abbe430aca20b0014097faafe78ff250cc298b5cf62ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29523310a67957f1930abbe430aca20b0014097faafe78ff250cc298b5cf62ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29523310a67957f1930abbe430aca20b0014097faafe78ff250cc298b5cf62ef", kill_on_drop: false }` [INFO] [stdout] 29523310a67957f1930abbe430aca20b0014097faafe78ff250cc298b5cf62ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b66d21c247195364e27d2097dbf4b9925ccc8be5459d4458d398de57e2d4ae0 [INFO] running `Command { std: "docker" "start" "-a" "8b66d21c247195364e27d2097dbf4b9925ccc8be5459d4458d398de57e2d4ae0", kill_on_drop: false }` [INFO] [stderr] Compiling tinyvec v1.9.0 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling matches v0.1.10 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling tango v0.8.3 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling unicode-normalization v0.1.24 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling records-in-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `records-in-rust v0.1.0 (/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/records-in-rust-1742c8996721554b/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] emit rerun if: false [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] Rerunning tango; last recorded run was stamped: 2025-10-21 19:42:03.677352685 (GMT) [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/lib.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/lib.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/lib.md", ext is "md" [INFO] [stderr] [INFO] [stderr] in check_path, the root is: "src" , path is: "src/lib.rs", ext is "rs" [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (188) panicked at build.rs:3:35: [INFO] [stderr] called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }) [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x579925278402 - std::backtrace_rs::backtrace::libunwind::trace::h80d2af63dc09aafe [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x579925278402 - std::backtrace_rs::backtrace::trace_unsynchronized::h489c97687c18a103 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x579925278402 - std::sys::backtrace::_print_fmt::h8ddf83d31170387f [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x579925278402 - ::fmt::h7afde87320300fbc [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x57992528785f - core::fmt::rt::Argument::fmt::h6bfad11075406746 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x57992528785f - core::fmt::write::he540ee1cec23909f [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x579925254b23 - std::io::default_write_fmt::h35a02fc110355f08 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x579925254b23 - std::io::Write::write_fmt::h8c50d3a6a46392ce [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x57992525a512 - std::sys::backtrace::BacktraceLock::print::h51e7db8e4292cef3 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x57992525c47c - std::panicking::default_hook::{{closure}}::h15123d4f0ab8d74a [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x57992525c2d6 - std::panicking::default_hook::hb0ea5163a3fd88ee [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x57992525ca55 - std::panicking::panic_with_hook::hf4b5dc1bfb8f138e [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x57992525c8ea - std::panicking::panic_handler::{{closure}}::h6faca4419beaf154 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x57992525a649 - std::sys::backtrace::__rust_end_short_backtrace::h61f835f8d92cdc88 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x57992524922d - __rustc[ba2e1ebbfa867e37]::rust_begin_unwind [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x57992528b230 - core::panicking::panic_fmt::ha69b947c8043fdd0 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x57992528a9c6 - core::result::unwrap_failed::he935a3162640ba7a [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/core/src/result.rs:1862:5 [INFO] [stderr] 17: 0x57992521fe05 - build_script_build::main::h8a61dc5334bb74da [INFO] [stderr] 18: 0x5799252202b3 - core::ops::function::FnOnce::call_once::hb6b97331c48bc776 [INFO] [stderr] 19: 0x57992521fea6 - std::sys::backtrace::__rust_begin_short_backtrace::h536693029a2200b0 [INFO] [stderr] 20: 0x57992521fe89 - std::rt::lang_start::{{closure}}::h1ae26289311d3fb2 [INFO] [stderr] 21: 0x579925256170 - core::ops::function::impls:: for &F>::call_once::hb8851436c5276a1a [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 22: 0x579925256170 - std::panicking::catch_unwind::do_call::h12eb6785b66ea3ce [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:590:40 [INFO] [stderr] 23: 0x579925256170 - std::panicking::catch_unwind::h79f6a43753396d19 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:553:19 [INFO] [stderr] 24: 0x579925256170 - std::panic::catch_unwind::h9c46cb247d2e622b [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panic.rs:359:14 [INFO] [stderr] 25: 0x579925256170 - std::rt::lang_start_internal::{{closure}}::h445384545d5f6632 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/rt.rs:175:24 [INFO] [stderr] 26: 0x579925256170 - std::panicking::catch_unwind::do_call::hdceb29759d2fc70e [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:590:40 [INFO] [stderr] 27: 0x579925256170 - std::panicking::catch_unwind::hb5dca1084e40dd04 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panicking.rs:553:19 [INFO] [stderr] 28: 0x579925256170 - std::panic::catch_unwind::ha4c5bd66e23f7544 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/panic.rs:359:14 [INFO] [stderr] 29: 0x579925256170 - std::rt::lang_start_internal::h2c7b56e310c319d0 [INFO] [stderr] at /rustc/4068bafedd8ba724e332a5221c06a6fa531a30d2/library/std/src/rt.rs:171:5 [INFO] [stderr] 30: 0x57992521fe71 - std::rt::lang_start::hee90757b238d25cd [INFO] [stderr] 31: 0x5799252208e5 - main [INFO] [stderr] 32: 0x7cd149f081ca - [INFO] [stderr] 33: 0x7cd149f0828b - __libc_start_main [INFO] [stderr] 34: 0x57992521fcc5 - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "8b66d21c247195364e27d2097dbf4b9925ccc8be5459d4458d398de57e2d4ae0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b66d21c247195364e27d2097dbf4b9925ccc8be5459d4458d398de57e2d4ae0", kill_on_drop: false }` [INFO] [stdout] 8b66d21c247195364e27d2097dbf4b9925ccc8be5459d4458d398de57e2d4ae0