[INFO] cloning repository https://github.com/jsinger67/json_parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsinger67/json_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fjson_parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fjson_parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d4e6d6eca82609b65ca6d6c672c5bf89544b4cd5 [INFO] checking jsinger67/json_parser against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fjson_parser" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jsinger67/json_parser on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jsinger67/json_parser [INFO] finished tweaking git repo https://github.com/jsinger67/json_parser [INFO] tweaked toml for git repo https://github.com/jsinger67/json_parser written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jsinger67/json_parser 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xml_writer v0.4.0 [INFO] [stderr] Downloaded parol_runtime v0.5.9 [INFO] [stderr] Downloaded miette-derive v4.3.0 [INFO] [stderr] Downloaded id_tree v1.8.0 [INFO] [stderr] Downloaded id_tree_layout v2.0.3 [INFO] [stderr] Downloaded derive_builder_macro v0.11.1 [INFO] [stderr] Downloaded rand_regex v0.15.1 [INFO] [stderr] Downloaded owo-colors v3.3.0 [INFO] [stderr] Downloaded derive_builder_core v0.11.1 [INFO] [stderr] Downloaded derive_builder v0.11.1 [INFO] [stderr] Downloaded miette v4.3.0 [INFO] [stderr] Downloaded parol v0.6.1 [INFO] [stderr] Downloaded bart v0.1.4 [INFO] [stderr] Downloaded bart_derive v0.1.4 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51a1f56f7ef000537e733c31694236e06c4b115cf343589a66407f228407bc12 [INFO] running `Command { std: "docker" "start" "-a" "51a1f56f7ef000537e733c31694236e06c4b115cf343589a66407f228407bc12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51a1f56f7ef000537e733c31694236e06c4b115cf343589a66407f228407bc12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51a1f56f7ef000537e733c31694236e06c4b115cf343589a66407f228407bc12", kill_on_drop: false }` [INFO] [stdout] 51a1f56f7ef000537e733c31694236e06c4b115cf343589a66407f228407bc12 [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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c40fe46ef6e0a159f7936dc44eaedad9f6b57c9d6dfd85153e8c61d122babffe [INFO] running `Command { std: "docker" "start" "-a" "c40fe46ef6e0a159f7936dc44eaedad9f6b57c9d6dfd85153e8c61d122babffe", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling smawk v0.3.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling is_ci v1.1.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling supports-color v1.3.0 [INFO] [stderr] Compiling supports-unicode v1.0.2 [INFO] [stderr] Compiling supports-hyperlinks v1.2.0 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling owo-colors v3.3.0 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling darling_core v0.12.4 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling xml_writer v0.4.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling unicode-linebreak v0.1.2 [INFO] [stderr] Compiling once_cell v1.9.0 [INFO] [stderr] Compiling syn v0.10.8 [INFO] [stderr] Compiling itertools v0.6.5 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling os_str_bytes v6.0.0 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling fixedbitset v0.4.1 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling petgraph v0.6.0 [INFO] [stderr] Compiling bart v0.1.4 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling textwrap v0.15.0 [INFO] [stderr] Compiling bart_derive v0.1.4 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling miette-derive v4.3.0 [INFO] [stderr] Compiling darling_macro v0.12.4 [INFO] [stderr] Compiling clap_derive v3.1.4 [INFO] [stderr] Compiling rand_regex v0.15.1 [INFO] [stderr] Compiling darling v0.12.4 [INFO] [stderr] Compiling derive_builder_core v0.11.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling miette v4.3.0 [INFO] [stderr] Compiling derive_builder_macro v0.11.1 [INFO] [stderr] Compiling clap v3.1.6 [INFO] [stderr] Compiling derive_builder v0.11.1 [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 parol v0.6.1 [INFO] [stderr] Compiling json_parser v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `json_parser 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/json_parser-0bafbb05b1761eb7/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed= [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at build.rs:17:10: [INFO] [stderr] 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] [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55839d7bcbc5 - std::backtrace_rs::backtrace::libunwind::trace::hb0d415bcff8c04ff [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5 [INFO] [stderr] 1: 0x55839d7bcbc5 - std::backtrace_rs::backtrace::trace_unsynchronized::hd3beb7af6a65b2fb [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55839d7bcbc5 - std::sys_common::backtrace::_print_fmt::hb94d89680d7f5d1c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stderr] 3: 0x55839d7bcbc5 - ::fmt::h42d21e2ba62fd274 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x55839d7df32b - core::fmt::rt::Argument::fmt::h8932bbbd2b9c37fe [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/fmt/rt.rs:142:9 [INFO] [stderr] 5: 0x55839d7df32b - core::fmt::write::h672f14b769052340 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/fmt/mod.rs:1153:17 [INFO] [stderr] 6: 0x55839d7bab3f - std::io::Write::write_fmt::h4d626b1d019eca5c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/io/mod.rs:1843:15 [INFO] [stderr] 7: 0x55839d7bc99e - std::sys_common::backtrace::_print::h745e446c2e03c5ca [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 8: 0x55839d7bc99e - std::sys_common::backtrace::print::hf0f0fa4fb70dca2c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 9: 0x55839d7bde09 - std::panicking::default_hook::{{closure}}::h607769b198639ae5 [INFO] [stderr] 10: 0x55839d7bdb73 - std::panicking::default_hook::h1e5811a5a9298ba1 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:292:9 [INFO] [stderr] 11: 0x55839d7be2a4 - std::panicking::rust_panic_with_hook::hd0c5dc40875c06ef [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:789:13 [INFO] [stderr] 12: 0x55839d7be186 - std::panicking::begin_panic_handler::{{closure}}::hde3f6d4bced89f43 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:658:13 [INFO] [stderr] 13: 0x55839d7bd089 - std::sys_common::backtrace::__rust_end_short_backtrace::h88e846e54ebde2e3 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stderr] 14: 0x55839d7bdeb7 - rust_begin_unwind [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:646:5 [INFO] [stderr] 15: 0x55839d462666 - core::panicking::panic_fmt::h5ffad3fb9ad671e0 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/panicking.rs:72:14 [INFO] [stderr] 16: 0x55839d462b96 - core::result::unwrap_failed::hb58638a1c26ab909 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/result.rs:1654:5 [INFO] [stderr] 17: 0x55839d4636b3 - build_script_build::main::had251b14dbc4d77d [INFO] [stderr] 18: 0x55839d463043 - core::ops::function::FnOnce::call_once::hecd6007e590219b0 [INFO] [stderr] 19: 0x55839d462fc6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9211336b2152c6be [INFO] [stderr] 20: 0x55839d463019 - std::rt::lang_start::{{closure}}::h934614a469520f43 [INFO] [stderr] 21: 0x55839d7b6fe1 - core::ops::function::impls:: for &F>::call_once::hf24a18568366726b [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 22: 0x55839d7b6fe1 - std::panicking::try::do_call::hfe98fb6a5c700fa1 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:553:40 [INFO] [stderr] 23: 0x55839d7b6fe1 - std::panicking::try::h887aaa509ba266ad [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:517:19 [INFO] [stderr] 24: 0x55839d7b6fe1 - std::panic::catch_unwind::hdb24f00ea5a307a8 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panic.rs:146:14 [INFO] [stderr] 25: 0x55839d7b6fe1 - std::rt::lang_start_internal::{{closure}}::hacbffc0b2f55d28c [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/rt.rs:148:48 [INFO] [stderr] 26: 0x55839d7b6fe1 - std::panicking::try::do_call::hc810c59098be8c17 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:553:40 [INFO] [stderr] 27: 0x55839d7b6fe1 - std::panicking::try::h0d072b82be5f3f03 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panicking.rs:517:19 [INFO] [stderr] 28: 0x55839d7b6fe1 - std::panic::catch_unwind::hb0e7e36556665803 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/panic.rs:146:14 [INFO] [stderr] 29: 0x55839d7b6fe1 - std::rt::lang_start_internal::h4207974af80a0725 [INFO] [stderr] at /rustc/af4a5a13a15fa0c60e06321077ef452f769b42fd/library/std/src/rt.rs:148:20 [INFO] [stderr] 30: 0x55839d462ff7 - std::rt::lang_start::h7b9cd35370b71022 [INFO] [stderr] 31: 0x55839d463745 - main [INFO] [stderr] 32: 0x7f4cc3dd7d90 - [INFO] [stderr] 33: 0x7f4cc3dd7e40 - __libc_start_main [INFO] [stderr] 34: 0x55839d462ef5 - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "c40fe46ef6e0a159f7936dc44eaedad9f6b57c9d6dfd85153e8c61d122babffe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c40fe46ef6e0a159f7936dc44eaedad9f6b57c9d6dfd85153e8c61d122babffe", kill_on_drop: false }` [INFO] [stdout] c40fe46ef6e0a159f7936dc44eaedad9f6b57c9d6dfd85153e8c61d122babffe