[INFO] cloning repository https://github.com/jsinger67/parol_basic_interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsinger67/parol_basic_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fparol_basic_interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fparol_basic_interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4d410e11fdd7af6c744eb98e61e195d43a0f6c03 [INFO] documenting jsinger67/parol_basic_interpreter against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fparol_basic_interpreter" "/workspace/builds/worker-35/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jsinger67/parol_basic_interpreter on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jsinger67/parol_basic_interpreter [INFO] finished tweaking git repo https://github.com/jsinger67/parol_basic_interpreter [INFO] tweaked toml for git repo https://github.com/jsinger67/parol_basic_interpreter written to /workspace/builds/worker-35/source/Cargo.toml [INFO] crate git repo https://github.com/jsinger67/parol_basic_interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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 miette-derive v4.7.0 [INFO] [stderr] Downloaded miette v4.7.0 [INFO] [stderr] Downloaded parol v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28bc2c8bde2c3802ad7750c9c75f6c93f849264b53220eed3e1d2baf7eeb7d0b [INFO] running `Command { std: "docker" "start" "-a" "28bc2c8bde2c3802ad7750c9c75f6c93f849264b53220eed3e1d2baf7eeb7d0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28bc2c8bde2c3802ad7750c9c75f6c93f849264b53220eed3e1d2baf7eeb7d0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28bc2c8bde2c3802ad7750c9c75f6c93f849264b53220eed3e1d2baf7eeb7d0b", kill_on_drop: false }` [INFO] [stdout] 28bc2c8bde2c3802ad7750c9c75f6c93f849264b53220eed3e1d2baf7eeb7d0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5eef3fe5dfb3c19e6d5b403be8efc335112a3a5578a7f04fa73824ae6aed3f9a [INFO] running `Command { std: "docker" "start" "-a" "5eef3fe5dfb3c19e6d5b403be8efc335112a3a5578a7f04fa73824ae6aed3f9a", 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] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling syn v1.0.93 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling smawk v0.3.1 [INFO] [stderr] Compiling is_ci v1.1.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling function_name-proc-macro v0.3.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling xml_writer v0.4.0 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling owo-colors v3.4.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling fixedbitset v0.4.1 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling miniz_oxide v0.5.1 [INFO] [stderr] Compiling clap_lex v0.2.0 [INFO] [stderr] Compiling syn v0.10.8 [INFO] [stderr] Compiling itertools v0.6.5 [INFO] [stderr] Checking serde_json v1.0.81 [INFO] [stderr] Compiling function_name v0.3.0 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling bart v0.1.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling petgraph v0.6.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling supports-unicode v1.0.2 [INFO] [stderr] Compiling supports-hyperlinks v1.2.0 [INFO] [stderr] Compiling supports-color v1.3.0 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling bart_derive v0.1.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling rand_regex v0.15.1 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking backtrace v0.3.65 [INFO] [stderr] Compiling darling_core v0.14.1 [INFO] [stderr] Compiling unicode-linebreak v0.1.2 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling miette-derive v4.7.0 [INFO] [stderr] Compiling clap_derive v3.1.18 [INFO] [stderr] Compiling darling_macro v0.14.1 [INFO] [stderr] Compiling textwrap v0.15.0 [INFO] [stderr] Compiling darling v0.14.1 [INFO] [stderr] Compiling thiserror v1.0.31 [INFO] [stderr] Compiling derive_builder_core v0.11.2 [INFO] [stderr] Compiling miette v4.7.0 [INFO] [stderr] Compiling clap v3.1.18 [INFO] [stderr] Compiling derive_builder_macro v0.11.2 [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Compiling id_tree v1.8.0 [INFO] [stderr] Compiling id_tree_layout v2.0.3 [INFO] [stderr] Checking parol_runtime v0.5.9 [INFO] [stderr] Compiling derive_builder v0.11.2 [INFO] [stderr] Compiling parol v0.9.1 [INFO] [stderr] Compiling basic v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `basic v0.4.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/basic-97a1d1ccc06221b1/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=basic.par [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: [INFO] [stderr] × Error writing left-factored grammar! [INFO] [stderr] ╰─▶ Read-only file system (os error 30) [INFO] [stderr] ', build.rs:15:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b3f979f9dd - std::backtrace_rs::backtrace::libunwind::trace::h22893a5306c091b4 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55b3f979f9dd - std::backtrace_rs::backtrace::trace_unsynchronized::h29c3bc6f9e91819d [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b3f979f9dd - std::sys_common::backtrace::_print_fmt::he497d8a0ec903793 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x55b3f979f9dd - ::fmt::h9c2a9d2774d81873 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x55b3f97be2fc - core::fmt::write::hba4337c43d992f49 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/fmt/mod.rs:1194:17 [INFO] [stderr] 5: 0x55b3f979d8e1 - std::io::Write::write_fmt::heb73de6e02cfabed [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/io/mod.rs:1655:15 [INFO] [stderr] 6: 0x55b3f97a1335 - std::sys_common::backtrace::_print::h63c8b24acdd8e8ce [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x55b3f97a1335 - std::sys_common::backtrace::print::h426700d6240cdcc2 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x55b3f97a1335 - std::panicking::default_hook::{{closure}}::hc9a76eed0b18f82b [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x55b3f97a0fe9 - std::panicking::default_hook::h2e88d02087fae196 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x55b3f97a1882 - std::panicking::rust_panic_with_hook::habfdcc2e90f9fd4c [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x55b3f97a1767 - std::panicking::begin_panic_handler::{{closure}}::he054b2a83a51d2cd [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x55b3f979fe94 - std::sys_common::backtrace::__rust_end_short_backtrace::ha48b94ab49b30915 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x55b3f97a1499 - rust_begin_unwind [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x55b3f92c8ab3 - core::panicking::panic_fmt::h366d3a309ae17c94 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/panicking.rs:143:14 [INFO] [stderr] 15: 0x55b3f92c8b43 - core::result::unwrap_failed::hddd78f4658ac7d0f [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/result.rs:1785:5 [INFO] [stderr] 16: 0x55b3f92c96c9 - core::result::Result::unwrap::h41c1a570f4681dab [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/result.rs:1078:23 [INFO] [stderr] 17: 0x55b3f92c95a1 - build_script_build::main::haf9886cfe628a12a [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6:5 [INFO] [stderr] 18: 0x55b3f92c937b - core::ops::function::FnOnce::call_once::hfcad0199f9510566 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55b3f92c939e - std::sys_common::backtrace::__rust_begin_short_backtrace::h92c58917c2c1d8e0 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 20: 0x55b3f92c9431 - std::rt::lang_start::{{closure}}::h933bd67d34a7372b [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x55b3f9799e4e - core::ops::function::impls:: for &F>::call_once::had4f69b3aefb47a8 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55b3f9799e4e - std::panicking::try::do_call::hf2ad5355fcafe775 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 23: 0x55b3f9799e4e - std::panicking::try::h0a63ac363423e61e [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 24: 0x55b3f9799e4e - std::panic::catch_unwind::h18088edcecb8693a [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14 [INFO] [stderr] 25: 0x55b3f9799e4e - std::rt::lang_start_internal::{{closure}}::ha7dad166dc711761 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x55b3f9799e4e - std::panicking::try::do_call::hda0c61bf3a57d6e6 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 27: 0x55b3f9799e4e - std::panicking::try::hbc940e68560040a9 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 28: 0x55b3f9799e4e - std::panic::catch_unwind::haed0df2aeb3fa368 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14 [INFO] [stderr] 29: 0x55b3f9799e4e - std::rt::lang_start_internal::h9c06694362b5b80c [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x55b3f92c9400 - std::rt::lang_start::h0510d9e8ceb1cc47 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x55b3f92c95fc - main [INFO] [stderr] 32: 0x7fb75533b0b3 - __libc_start_main [INFO] [stderr] 33: 0x55b3f92c8d4e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5eef3fe5dfb3c19e6d5b403be8efc335112a3a5578a7f04fa73824ae6aed3f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5eef3fe5dfb3c19e6d5b403be8efc335112a3a5578a7f04fa73824ae6aed3f9a", kill_on_drop: false }` [INFO] [stdout] 5eef3fe5dfb3c19e6d5b403be8efc335112a3a5578a7f04fa73824ae6aed3f9a