[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] 42fb5e74bf6e643a6d64b656b329e2c5f7e5c296 [INFO] checking jsinger67/parol_basic_interpreter against master#89c2e3d3d75486e52473de3ae38f0ca6efeffef2 for pr-109629 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fparol_basic_interpreter" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jsinger67/parol_basic_interpreter on toolchain 89c2e3d3d75486e52473de3ae38f0ca6efeffef2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+89c2e3d3d75486e52473de3ae38f0ca6efeffef2" "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-3-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+89c2e3d3d75486e52473de3ae38f0ca6efeffef2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bart v0.1.4 [INFO] [stderr] Downloaded bart_derive v0.1.4 [INFO] [stderr] Downloaded id_tree v1.8.0 [INFO] [stderr] Downloaded xml_writer v0.4.0 [INFO] [stderr] Downloaded supports-hyperlinks v1.2.0 [INFO] [stderr] Downloaded rand_regex v0.15.1 [INFO] [stderr] Downloaded supports-unicode v1.0.2 [INFO] [stderr] Downloaded id_tree_layout v2.0.3 [INFO] [stderr] Downloaded miette-derive v5.3.0 [INFO] [stderr] Downloaded miette v5.3.0 [INFO] [stderr] Downloaded parol v0.10.6 [INFO] [stderr] Downloaded parol_runtime v0.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+89c2e3d3d75486e52473de3ae38f0ca6efeffef2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f25038be0fecad65b525a282a9e30d53d7fdcaec0f5a8c81a7d86673352156e [INFO] running `Command { std: "docker" "start" "-a" "5f25038be0fecad65b525a282a9e30d53d7fdcaec0f5a8c81a7d86673352156e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f25038be0fecad65b525a282a9e30d53d7fdcaec0f5a8c81a7d86673352156e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f25038be0fecad65b525a282a9e30d53d7fdcaec0f5a8c81a7d86673352156e", kill_on_drop: false }` [INFO] [stdout] 5f25038be0fecad65b525a282a9e30d53d7fdcaec0f5a8c81a7d86673352156e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+89c2e3d3d75486e52473de3ae38f0ca6efeffef2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e205e5bab302464ea8cc55c33a3dccfafd961fac8fa905e137ec91a057d2ace [INFO] running `Command { std: "docker" "start" "-a" "3e205e5bab302464ea8cc55c33a3dccfafd961fac8fa905e137ec91a057d2ace", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling syn v1.0.93 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling smawk v0.3.1 [INFO] [stderr] Compiling miniz_oxide v0.5.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling once_cell v1.13.1 [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 is_ci v1.1.1 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling object v0.28.4 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling owo-colors v3.4.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling getrandom v0.2.6 [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 supports-unicode v1.0.2 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling xml_writer v0.4.0 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling os_str_bytes v6.0.0 [INFO] [stderr] Compiling function_name-proc-macro v0.3.0 [INFO] [stderr] Compiling semver v1.0.13 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling itertools v0.6.5 [INFO] [stderr] Compiling syn v0.10.8 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling fixedbitset v0.4.1 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling function_name v0.3.0 [INFO] [stderr] Compiling petgraph v0.6.2 [INFO] [stderr] Compiling rand_regex v0.15.1 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling bart v0.1.4 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling bart_derive v0.1.4 [INFO] [stderr] Compiling unicode-linebreak v0.1.2 [INFO] [stderr] Compiling darling_core v0.14.1 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling miette-derive v5.3.0 [INFO] [stderr] Compiling clap_derive v3.2.17 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Compiling darling_macro v0.14.1 [INFO] [stderr] Compiling thiserror v1.0.32 [INFO] [stderr] Compiling miette v5.3.0 [INFO] [stderr] Compiling darling v0.14.1 [INFO] [stderr] Compiling derive_builder_core v0.11.2 [INFO] [stderr] Compiling clap v3.2.17 [INFO] [stderr] Compiling derive_builder_macro v0.11.2 [INFO] [stderr] Compiling derive_builder v0.11.2 [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Checking id_tree v1.8.0 [INFO] [stderr] Checking id_tree_layout v2.0.3 [INFO] [stderr] Checking parol_runtime v0.7.2 [INFO] [stderr] Compiling parol v0.10.6 [INFO] [stderr] Compiling basic v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `basic v0.5.0 (/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/basic-7a41eb28493a52ea/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: 0x564032a2a61a - std::backtrace_rs::backtrace::libunwind::trace::hf05f1b7288be76ca [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x564032a2a61a - std::backtrace_rs::backtrace::trace_unsynchronized::h64fabc42990e5533 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564032a2a61a - std::sys_common::backtrace::_print_fmt::hd7af945a8f9b4791 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stderr] 3: 0x564032a2a61a - ::fmt::h9c7ae796b41c8d4d [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x564032a4960f - core::fmt::write::h85699e954a79d901 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/core/src/fmt/mod.rs:1254:17 [INFO] [stderr] 5: 0x564032a28145 - std::io::Write::write_fmt::hc5e47abe8d26e09a [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/io/mod.rs:1698:15 [INFO] [stderr] 6: 0x564032a2a3e5 - std::sys_common::backtrace::_print::h7b7761e2878e38a3 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 7: 0x564032a2a3e5 - std::sys_common::backtrace::print::he27df03c5c611f4d [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 8: 0x564032a2b96e - std::panicking::default_hook::{{closure}}::h473010b4c79e6416 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:271:22 [INFO] [stderr] 9: 0x564032a2b715 - std::panicking::default_hook::h209a53c7cce273d6 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:290:9 [INFO] [stderr] 10: 0x564032a2bece - std::panicking::rust_panic_with_hook::ha5116fdaf46207e3 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:692:13 [INFO] [stderr] 11: 0x564032a2bdc9 - std::panicking::begin_panic_handler::{{closure}}::h011fdb8148618f32 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:583:13 [INFO] [stderr] 12: 0x564032a2aa86 - std::sys_common::backtrace::__rust_end_short_backtrace::h26606a67df40bd40 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/sys_common/backtrace.rs:150:18 [INFO] [stderr] 13: 0x564032a2bb22 - rust_begin_unwind [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:579:5 [INFO] [stderr] 14: 0x564032620a23 - core::panicking::panic_fmt::h2257fafaa9d0ecd1 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/core/src/panicking.rs:67:14 [INFO] [stderr] 15: 0x564032620e73 - core::result::unwrap_failed::hffedaf056a884a99 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/core/src/result.rs:1750:5 [INFO] [stderr] 16: 0x5640326211eb - core::result::Result::unwrap::h678f6de98600c20e [INFO] [stderr] 17: 0x564032621796 - build_script_build::main::he900ff8d526793f6 [INFO] [stderr] 18: 0x564032621173 - core::ops::function::FnOnce::call_once::he6f65b2012bc326b [INFO] [stderr] 19: 0x5640326217f9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7d665e0cc26b7acc [INFO] [stderr] 20: 0x5640326218a9 - std::rt::lang_start::{{closure}}::h5096253fbcf47fa7 [INFO] [stderr] 21: 0x564032a24c7e - core::ops::function::impls:: for &F>::call_once::h92417cad1dce961b [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/core/src/ops/function.rs:287:13 [INFO] [stderr] 22: 0x564032a24c7e - std::panicking::try::do_call::h1e1b2ecaccf816b3 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:487:40 [INFO] [stderr] 23: 0x564032a24c7e - std::panicking::try::hd44568c2901e0565 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:451:19 [INFO] [stderr] 24: 0x564032a24c7e - std::panic::catch_unwind::hd4b1b55f81174e89 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panic.rs:140:14 [INFO] [stderr] 25: 0x564032a24c7e - std::rt::lang_start_internal::{{closure}}::h81d92e7a675ff407 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/rt.rs:148:48 [INFO] [stderr] 26: 0x564032a24c7e - std::panicking::try::do_call::h14cfc740667fcfe8 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:487:40 [INFO] [stderr] 27: 0x564032a24c7e - std::panicking::try::hb4e7bbab5c4afbe1 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panicking.rs:451:19 [INFO] [stderr] 28: 0x564032a24c7e - std::panic::catch_unwind::h419641b624f934da [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/panic.rs:140:14 [INFO] [stderr] 29: 0x564032a24c7e - std::rt::lang_start_internal::h42ca34f2198f9aa9 [INFO] [stderr] at /rustc/89c2e3d3d75486e52473de3ae38f0ca6efeffef2/library/std/src/rt.rs:148:20 [INFO] [stderr] 30: 0x564032621887 - std::rt::lang_start::h637ddd854357eb78 [INFO] [stderr] 31: 0x5640326217e5 - main [INFO] [stderr] 32: 0x7fb5522bed90 - [INFO] [stderr] 33: 0x7fb5522bee40 - __libc_start_main [INFO] [stderr] 34: 0x564032621055 - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "3e205e5bab302464ea8cc55c33a3dccfafd961fac8fa905e137ec91a057d2ace", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e205e5bab302464ea8cc55c33a3dccfafd961fac8fa905e137ec91a057d2ace", kill_on_drop: false }` [INFO] [stdout] 3e205e5bab302464ea8cc55c33a3dccfafd961fac8fa905e137ec91a057d2ace