[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] 81664c0ba895633a1f9bc5566d72a94447ac892c [INFO] testing jsinger67/json_parser against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsinger67%2Fjson_parser" "/workspace/builds/worker-19/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jsinger67/json_parser on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-19/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: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded is_ci v1.1.1 [INFO] [stderr] Downloaded supports-hyperlinks v1.2.0 [INFO] [stderr] Downloaded supports-unicode v1.0.2 [INFO] [stderr] Downloaded supports-color v1.3.0 [INFO] [stderr] Downloaded owo-colors v2.1.0 [INFO] [stderr] Downloaded id_tree v1.8.0 [INFO] [stderr] Downloaded rand_regex v0.15.1 [INFO] [stderr] Downloaded miette-derive v3.2.0 [INFO] [stderr] Downloaded miette v3.2.0 [INFO] [stderr] Downloaded xml_writer v0.4.0 [INFO] [stderr] Downloaded bart v0.1.4 [INFO] [stderr] Downloaded bart_derive v0.1.4 [INFO] [stderr] Downloaded id_tree_layout v2.0.2 [INFO] [stderr] Downloaded parol_runtime v0.5.4 [INFO] [stderr] Downloaded parol v0.5.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eee49173816bfdde4802c239d98eb7b908b69c7fc13833fcdbfe62d03557cb01 [INFO] running `Command { std: "docker" "start" "-a" "eee49173816bfdde4802c239d98eb7b908b69c7fc13833fcdbfe62d03557cb01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eee49173816bfdde4802c239d98eb7b908b69c7fc13833fcdbfe62d03557cb01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eee49173816bfdde4802c239d98eb7b908b69c7fc13833fcdbfe62d03557cb01", kill_on_drop: false }` [INFO] [stdout] eee49173816bfdde4802c239d98eb7b908b69c7fc13833fcdbfe62d03557cb01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f4ff32cbf5edcdc48873129de6f6b5875d1c811d08aef0840ab4c01b86b64b9 [INFO] running `Command { std: "docker" "start" "-a" "2f4ff32cbf5edcdc48873129de6f6b5875d1c811d08aef0840ab4c01b86b64b9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [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 unicode-width v0.1.9 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling is_ci v1.1.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling smawk v0.3.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling once_cell v1.9.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling owo-colors v2.1.0 [INFO] [stderr] Compiling xml_writer v0.4.0 [INFO] [stderr] Compiling fixedbitset v0.4.1 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling itertools v0.6.5 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling syn v0.10.8 [INFO] [stderr] Compiling bart v0.1.4 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling term_size v0.3.2 [INFO] [stderr] Compiling petgraph v0.6.0 [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 clap v2.34.0 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling bart_derive v0.1.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling rand_regex v0.15.1 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling miette-derive v3.2.0 [INFO] [stderr] Compiling unicode-linebreak v0.1.2 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling textwrap v0.14.2 [INFO] [stderr] Compiling miette v3.2.0 [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Compiling id_tree v1.8.0 [INFO] [stderr] Compiling id_tree_layout v2.0.2 [INFO] [stderr] Compiling parol_runtime v0.5.4 [INFO] [stderr] Compiling parol v0.5.5 [INFO] [stderr] Compiling json_parser v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `json_parser v0.4.2 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/json_parser-7998975d2c25cbf9/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 'called `Result::unwrap()` on an `Err` value: Error writing left-factored grammar! [INFO] [stderr] Diagnostic severity: error [INFO] [stderr] Caused by: Read-only file system (os error 30) [INFO] [stderr] ', build.rs:33:14 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55eabb6e88cc - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55eabb6e88cc - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55eabb6e88cc - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x55eabb6e88cc - ::fmt::ha305a40dbc030444 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x55eabb709e5c - core::fmt::write::hadd15acf4d6ce273 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17 [INFO] [stderr] 5: 0x55eabb6e5488 - std::io::Write::write_fmt::h0f87f6c0c21ec48a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15 [INFO] [stderr] 6: 0x55eabb6ea6f7 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x55eabb6ea6f7 - std::sys_common::backtrace::print::h20a2155fa0a22ca6 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x55eabb6ea6f7 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x55eabb6ea3bf - std::panicking::default_hook::h1c5cf4d5063a38e4 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x55eabb6eae4a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x55eabb6eab37 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x55eabb6e8d94 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x55eabb6ea849 - rust_begin_unwind [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x55eabb2a3a63 - core::panicking::panic_fmt::hfb4b8460cd493e74 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14 [INFO] [stderr] 15: 0x55eabb2a3af3 - core::result::unwrap_failed::hf9b34e307f812de0 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1749:5 [INFO] [stderr] 16: 0x55eabb2a4529 - core::result::Result::unwrap::h9b8f611029f0a21d [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1065:23 [INFO] [stderr] 17: 0x55eabb2a447b - build_script_build::main::h5d682878dd37c9c5 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:25:9 [INFO] [stderr] 18: 0x55eabb2a4aab - core::ops::function::FnOnce::call_once::hdff92ef03c9b6322 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55eabb2a4ace - std::sys_common::backtrace::__rust_begin_short_backtrace::ha162328c69aa4b92 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 20: 0x55eabb2a4981 - std::rt::lang_start::{{closure}}::hbc3c2f67e72ab487 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x55eabb6e7fb1 - core::ops::function::impls:: for &F>::call_once::h9e134bb161d17658 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55eabb6e7fb1 - std::panicking::try::do_call::h7f361d911648db1a [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stderr] 23: 0x55eabb6e7fb1 - std::panicking::try::hbe441b12f8ff00e7 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stderr] 24: 0x55eabb6e7fb1 - std::panic::catch_unwind::h12066b7ab56d7459 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stderr] 25: 0x55eabb6e7fb1 - std::rt::lang_start_internal::{{closure}}::h901c86e61467dcde [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x55eabb6e7fb1 - std::panicking::try::do_call::h1817b5f028d90a8c [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stderr] 27: 0x55eabb6e7fb1 - std::panicking::try::hd5afeaf2f0454960 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stderr] 28: 0x55eabb6e7fb1 - std::panic::catch_unwind::h13348562ae6426ca [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stderr] 29: 0x55eabb6e7fb1 - std::rt::lang_start_internal::hf194c7db73fedcb2 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x55eabb2a4950 - std::rt::lang_start::hd29f03f4599e9c50 [INFO] [stderr] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x55eabb2a44cc - main [INFO] [stderr] 32: 0x7f0ddd1230b3 - __libc_start_main [INFO] [stderr] 33: 0x55eabb2a428e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "2f4ff32cbf5edcdc48873129de6f6b5875d1c811d08aef0840ab4c01b86b64b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f4ff32cbf5edcdc48873129de6f6b5875d1c811d08aef0840ab4c01b86b64b9", kill_on_drop: false }` [INFO] [stdout] 2f4ff32cbf5edcdc48873129de6f6b5875d1c811d08aef0840ab4c01b86b64b9