[INFO] updating cached repository math-fehr/lucyrs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/math-fehr/lucyrs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/math-fehr/lucyrs" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/math-fehr/lucyrs"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/math-fehr/lucyrs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/math-fehr/lucyrs" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/math-fehr/lucyrs"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/math-fehr/lucyrs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 32a548e004645f49990528779b3c5f802e1d8383 [INFO] sha for GitHub repo math-fehr/lucyrs: 32a548e004645f49990528779b3c5f802e1d8383 [INFO] validating manifest of math-fehr/lucyrs on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of math-fehr/lucyrs on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing math-fehr/lucyrs [INFO] finished frobbing math-fehr/lucyrs [INFO] frobbed toml for math-fehr/lucyrs written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/math-fehr/lucyrs/Cargo.toml [INFO] started frobbing math-fehr/lucyrs [INFO] finished frobbing math-fehr/lucyrs [INFO] frobbed toml for math-fehr/lucyrs written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/math-fehr/lucyrs/Cargo.toml [INFO] crate math-fehr/lucyrs has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking math-fehr/lucyrs against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-4/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/math-fehr/lucyrs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f077d7d49df900385474e1f29c2313ab13eea63770eff08096b07add7500fa76 [INFO] running `"docker" "start" "-a" "f077d7d49df900385474e1f29c2313ab13eea63770eff08096b07add7500fa76"` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling ucd-util v0.1.2 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling lalrpop-util v0.16.1 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling ena v0.10.1 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling syn v0.15.20 [INFO] [stderr] Compiling regex-syntax v0.6.3 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.0 [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 regex v1.0.6 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.16.1 [INFO] [stderr] Compiling lucyrs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `lucyrs v0.1.0 (/opt/crater/workdir)` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/lucyrs-2328c6bf5764e3ce/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/crater/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" }', src/libcore/result.rs:1009:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x562f5f8fddd3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h260d4c0e2f408eb2 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49 [INFO] [stderr] 1: 0x562f5f8f9f58 - std::sys_common::backtrace::_print::haf396c0678f53b2b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:72 [INFO] [stderr] 2: 0x562f5f8fced2 - std::panicking::default_hook::{{closure}}::h4d65fe898c4f8bfe [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 3: 0x562f5f8fcc44 - std::panicking::default_hook::h5e4dd45998673f99 [INFO] [stderr] at src/libstd/panicking.rs:225 [INFO] [stderr] 4: 0x562f5f8fd580 - std::panicking::rust_panic_with_hook::h3fe420eceabd8fc3 [INFO] [stderr] at src/libstd/panicking.rs:488 [INFO] [stderr] 5: 0x562f5f8fd101 - std::panicking::continue_panic_fmt::h93ec0ad6265924c7 [INFO] [stderr] at src/libstd/panicking.rs:395 [INFO] [stderr] 6: 0x562f5f8fcfe5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:322 [INFO] [stderr] 7: 0x562f5f9131cc - core::panicking::panic_fmt::h359f09ef9a3a99b9 [INFO] [stderr] at src/libcore/panicking.rs:95 [INFO] [stderr] 8: 0x562f5f0150c5 - core::result::unwrap_failed::hbb376716c88da5b3 [INFO] [stderr] at /rustc/adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/src/libcore/macros.rs:26 [INFO] [stderr] 9: 0x562f5f014f2f - >::unwrap::h62587268ff740f90 [INFO] [stderr] at /rustc/adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/src/libcore/result.rs:808 [INFO] [stderr] 10: 0x562f5f015328 - build_script_build::main::hd41477bf8c3c3177 [INFO] [stderr] at /opt/crater/workdir/build.rs:4 [INFO] [stderr] 11: 0x562f5f01528f - std::rt::lang_start::{{closure}}::h51f83e94f579f90e [INFO] [stderr] at /rustc/adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/src/libstd/rt.rs:74 [INFO] [stderr] 12: 0x562f5f8fcf82 - std::panicking::try::do_call::h0fcdffb283af302a [INFO] [stderr] at src/libstd/rt.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x562f5f90bde9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:102 [INFO] [stderr] 14: 0x562f5f8fd953 - std::rt::lang_start_internal::hb9575e41c0ded3e6 [INFO] [stderr] at src/libstd/panicking.rs:286 [INFO] [stderr] at src/libstd/panic.rs:398 [INFO] [stderr] at src/libstd/rt.rs:58 [INFO] [stderr] 15: 0x562f5f015268 - std::rt::lang_start::hd46e2d8e42b08438 [INFO] [stderr] at /rustc/adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/src/libstd/rt.rs:74 [INFO] [stderr] 16: 0x562f5f015379 - main [INFO] [stderr] 17: 0x7fea5462c2e0 - __libc_start_main [INFO] [stderr] 18: 0x562f5f014a89 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "f077d7d49df900385474e1f29c2313ab13eea63770eff08096b07add7500fa76"` [INFO] running `"docker" "rm" "-f" "f077d7d49df900385474e1f29c2313ab13eea63770eff08096b07add7500fa76"` [INFO] [stdout] f077d7d49df900385474e1f29c2313ab13eea63770eff08096b07add7500fa76