[INFO] cloning repository https://github.com/EdJoPaTo/emc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EdJoPaTo/emc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Femc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Femc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30149d020c34df6cedcbae92f58ade29717e93e2 [INFO] documenting EdJoPaTo/emc against beta-2026-01-20 for beta-1.94-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Femc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/EdJoPaTo/emc [INFO] finished tweaking git repo https://github.com/EdJoPaTo/emc [INFO] tweaked toml for git repo https://github.com/EdJoPaTo/emc written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/EdJoPaTo/emc on toolchain beta-2026-01-20 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/EdJoPaTo/emc 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] documenting EdJoPaTo/emc against beta-2026-01-20 for beta-1.94-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Femc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/EdJoPaTo/emc [INFO] finished tweaking git repo https://github.com/EdJoPaTo/emc [INFO] tweaked toml for git repo https://github.com/EdJoPaTo/emc written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/EdJoPaTo/emc on toolchain beta-2026-01-20 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/EdJoPaTo/emc 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap_complete v3.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7de47c52ed692e1741a73097953125dcb3129b6df06b2c2165e0f651e3c98bfc [INFO] running `Command { std: "docker" "start" "-a" "7de47c52ed692e1741a73097953125dcb3129b6df06b2c2165e0f651e3c98bfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7de47c52ed692e1741a73097953125dcb3129b6df06b2c2165e0f651e3c98bfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7de47c52ed692e1741a73097953125dcb3129b6df06b2c2165e0f651e3c98bfc", kill_on_drop: false }` [INFO] [stdout] 7de47c52ed692e1741a73097953125dcb3129b6df06b2c2165e0f651e3c98bfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21824381a918af37a81730baa9628f12ce9a2eab81e6859c0cf60794a79113b4 [INFO] running `Command { std: "docker" "start" "-a" "21824381a918af37a81730baa9628f12ce9a2eab81e6859c0cf60794a79113b4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling os_str_bytes v6.3.0 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling once_cell v1.13.1 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling textwrap v0.15.0 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.2.17 [INFO] [stderr] Compiling clap v3.2.17 [INFO] [stderr] Compiling clap_complete v3.2.4 [INFO] [stderr] Compiling edc v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `edc v0.3.0 (/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/edc-f415982cb84313c8/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] cargo:rerun-if-changed=src/cli.rs [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (449) panicked at build.rs:12:38: [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: 0x568c24d6df32 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x568c24d6df32 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x568c24d6df32 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9 [INFO] [stderr] 3: 0x568c24d6df32 - ::fmt::hb7e843cde1bc81a3 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26 [INFO] [stderr] 4: 0x568c24d7d6fa - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76 [INFO] [stderr] 5: 0x568c24d7d6fa - core::fmt::write::h952c506e2dbe9cff [INFO] [stderr] 6: 0x568c24d4b426 - std::io::default_write_fmt::h72db0b4dbd5dcfa2 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x568c24d4b426 - std::io::Write::write_fmt::hb496f2b9b027aa16 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13 [INFO] [stderr] 8: 0x568c24d53216 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9 [INFO] [stderr] 9: 0x568c24d53216 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27 [INFO] [stderr] 10: 0x568c24d53076 - std::panicking::default_hook::h0134d220cc034c02 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:319:9 [INFO] [stderr] 11: 0x568c24d5345b - std::panicking::panic_with_hook::h8119b6db1fef734f [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:825:13 [INFO] [stderr] 12: 0x568c24d532d8 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13 [INFO] [stderr] 13: 0x568c24d51649 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18 [INFO] [stderr] 14: 0x568c24d3facd - __rustc[e4c6931bd8050421]::rust_begin_unwind [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5 [INFO] [stderr] 15: 0x568c24d80abc - core::panicking::panic_fmt::hb1614a3ff6840071 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x568c24d80322 - core::result::unwrap_failed::h7d4c34940aded59c [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1867:5 [INFO] [stderr] 17: 0x568c24c9a93c - build_script_build::main::h91f16ef0eb2a45f7 [INFO] [stderr] 18: 0x568c24c9e063 - core::ops::function::FnOnce::call_once::hfdf87b8a8c20764b [INFO] [stderr] 19: 0x568c24c9bf36 - std::sys::backtrace::__rust_begin_short_backtrace::h2a7bf8dde40cd333 [INFO] [stderr] 20: 0x568c24c9be89 - std::rt::lang_start::{{closure}}::h9de92339cb084f2e [INFO] [stderr] 21: 0x568c24d4ca56 - core::ops::function::impls:: for &F>::call_once::hd1cc8864ab2ce613 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 22: 0x568c24d4ca56 - std::panicking::catch_unwind::do_call::h761b8a8d54647a61 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40 [INFO] [stderr] 23: 0x568c24d4ca56 - std::panicking::catch_unwind::hb78a0edcad597ebc [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19 [INFO] [stderr] 24: 0x568c24d4ca56 - std::panic::catch_unwind::hf40177800cac754b [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14 [INFO] [stderr] 25: 0x568c24d4ca56 - std::rt::lang_start_internal::{{closure}}::ha1b3ca2f45db2265 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/rt.rs:175:24 [INFO] [stderr] 26: 0x568c24d4ca56 - std::panicking::catch_unwind::do_call::hca68f60e509d57f2 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40 [INFO] [stderr] 27: 0x568c24d4ca56 - std::panicking::catch_unwind::h75a65b4419799b0f [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19 [INFO] [stderr] 28: 0x568c24d4ca56 - std::panic::catch_unwind::h56fc4c7ccdf741b6 [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14 [INFO] [stderr] 29: 0x568c24d4ca56 - std::rt::lang_start_internal::h267ec6e0203f10ab [INFO] [stderr] at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/rt.rs:171:5 [INFO] [stderr] 30: 0x568c24c9be71 - std::rt::lang_start::h7607e033b1dede99 [INFO] [stderr] 31: 0x568c24ca1d95 - main [INFO] [stderr] 32: 0x74c0d3a301ca - [INFO] [stderr] 33: 0x74c0d3a3028b - __libc_start_main [INFO] [stderr] 34: 0x568c24c99055 - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "21824381a918af37a81730baa9628f12ce9a2eab81e6859c0cf60794a79113b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21824381a918af37a81730baa9628f12ce9a2eab81e6859c0cf60794a79113b4", kill_on_drop: false }` [INFO] [stdout] 21824381a918af37a81730baa9628f12ce9a2eab81e6859c0cf60794a79113b4