[INFO] updating cached repository https://github.com/math-fehr/lucyrs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c52eb048eead3318ae80a1a74235bb502dc1e678 [INFO] checking math-fehr/lucyrs against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/math-fehr/lucyrs on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/math-fehr/lucyrs [INFO] finished tweaking git repo https://github.com/math-fehr/lucyrs [INFO] tweaked toml for git repo https://github.com/math-fehr/lucyrs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/math-fehr/lucyrs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: unused manifest key: build [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d09289930a11f195f66089d2176ddfade5cf040678029b47567e2517f3d72ec5 [INFO] running `"docker" "start" "-a" "d09289930a11f195f66089d2176ddfade5cf040678029b47567e2517f3d72ec5"` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Compiling proc-macro2 v0.4.23 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling lalrpop-util v0.16.1 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling ena v0.10.1 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling syn v0.15.20 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.16.1 [INFO] [stderr] Compiling lucyrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `lucyrs v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/lucyrs-25874a16d0dce0bb/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/workdir/src/lucy/grammar.lalrpop` [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:4:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55de0126abd4 - backtrace::backtrace::libunwind::trace::hc26826043b7bf82f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55de0126abd4 - backtrace::backtrace::trace_unsynchronized::hf9fe7343abcf3b6a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55de0126abd4 - std::sys_common::backtrace::_print_fmt::hf5f83f377bc8d868 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55de0126abd4 - ::fmt::hb2a7a6aa1b182a99 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55de01287dac - core::fmt::write::hc09f142ab04e56d2 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x55de012681a7 - std::io::Write::write_fmt::hafa429c292548705 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x55de0126ccc5 - std::sys_common::backtrace::_print::hcf3fff603fe810fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55de0126ccc5 - std::sys_common::backtrace::print::h5ea515a32d6700a5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55de0126ccc5 - std::panicking::default_hook::{{closure}}::h324ce5172a1777e2 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x55de0126c9b1 - std::panicking::default_hook::h6593dbc4932c953a [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x55de0126d2ca - std::panicking::rust_panic_with_hook::h04729d51ab5f86cb [INFO] [stderr] at src/libstd/panicking.rs:472 [INFO] [stderr] 11: 0x55de0126ceb0 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55de01286421 - core::panicking::panic_fmt::h13aca3a92bd42a1a [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55de01286243 - core::option::expect_none_failed::h9f079317bf74cb06 [INFO] [stderr] at src/libcore/option.rs:1198 [INFO] [stderr] 14: 0x55de008c32b9 - core::result::Result::unwrap::h857176e9c30cb44a [INFO] [stderr] at /rustc/6250d56355d72264ece721e8d0dc95b16a6824b1/src/libcore/result.rs:962 [INFO] [stderr] 15: 0x55de008c3110 - build_script_build::main::hd3268b6c85203360 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x55de008c31f0 - std::rt::lang_start::{{closure}}::hb43136ebcd0c3e95 [INFO] [stderr] at /rustc/6250d56355d72264ece721e8d0dc95b16a6824b1/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55de0126cd93 - std::rt::lang_start_internal::{{closure}}::h5c17144678350141 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55de0126cd93 - std::panicking::try::do_call::h8eaf10466ef75c80 [INFO] [stderr] at src/libstd/panicking.rs:305 [INFO] [stderr] 19: 0x55de0126fe77 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x55de0126d770 - std::panicking::try::hbd218b3dcbe12757 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x55de0126d770 - std::panic::catch_unwind::h0175a6dbda08cacb [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55de0126d770 - std::rt::lang_start_internal::h09fd43f7d6ed11c7 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55de008c31c9 - std::rt::lang_start::hd85ddac88357bfe4 [INFO] [stderr] at /rustc/6250d56355d72264ece721e8d0dc95b16a6824b1/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55de008c316a - main [INFO] [stderr] 25: 0x7f09b8311b97 - __libc_start_main [INFO] [stderr] 26: 0x55de008c2c6a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "d09289930a11f195f66089d2176ddfade5cf040678029b47567e2517f3d72ec5"` [INFO] running `"docker" "rm" "-f" "d09289930a11f195f66089d2176ddfade5cf040678029b47567e2517f3d72ec5"` [INFO] [stdout] d09289930a11f195f66089d2176ddfade5cf040678029b47567e2517f3d72ec5