[INFO] updating cached repository https://github.com/ojhunt/circuits [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] ae4b4558583c77da5a13b67dd10e304618aca6c1 [INFO] checking ojhunt/circuits against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fojhunt%2Fcircuits" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ojhunt/circuits on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de [INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ojhunt/circuits [INFO] removed 1 missing examples [INFO] finished tweaking git repo https://github.com/ojhunt/circuits [INFO] tweaked toml for git repo https://github.com/ojhunt/circuits written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/ojhunt/circuits already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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] a286d8c256933fb432524ef154137bcfb0b31172e3f664efc79707ec6b46f169 [INFO] running `"docker" "start" "-a" "a286d8c256933fb432524ef154137bcfb0b31172e3f664efc79707ec6b46f169"` [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling waffle_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `waffle_sim v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/waffle_sim-ff59ef7eb909ce1f/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/parser/circuit_parser.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: 0x55c13c0434d4 - backtrace::backtrace::libunwind::trace::hbdf12825152b5f8a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55c13c0434d4 - backtrace::backtrace::trace_unsynchronized::hb1a008bcaf6f8da7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c13c0434d4 - std::sys_common::backtrace::_print_fmt::h210f4f1409fdd548 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55c13c0434d4 - ::fmt::h44ccfd866beec4c3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c13c0604dc - core::fmt::write::ha0b7307be189d30e [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x55c13c040b47 - std::io::Write::write_fmt::h0ca0cc8fa24b63fd [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x55c13c0455b5 - std::sys_common::backtrace::_print::h3f2352b9ea108241 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c13c0455b5 - std::sys_common::backtrace::print::hdff6c325922df749 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c13c0455b5 - std::panicking::default_hook::{{closure}}::h6db4182f902f3e09 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x55c13c0452a1 - std::panicking::default_hook::hfff2d7c860e99ade [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x55c13c045bba - std::panicking::rust_panic_with_hook::h384bd314abe122b7 [INFO] [stderr] at src/libstd/panicking.rs:472 [INFO] [stderr] 11: 0x55c13c0457a0 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55c13c05ecf1 - core::panicking::panic_fmt::hd334d5dfa13449f9 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55c13c05eb13 - core::option::expect_none_failed::h92ed148445d3ab2b [INFO] [stderr] at src/libcore/option.rs:1199 [INFO] [stderr] 14: 0x55c13b6e2419 - core::result::Result::unwrap::h932abf02a1407b9a [INFO] [stderr] at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libcore/result.rs:963 [INFO] [stderr] 15: 0x55c13b6e21b5 - build_script_build::main::h06710ed0690645f6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 16: 0x55c13b6e2300 - std::rt::lang_start::{{closure}}::hd6756c8d25de2849 [INFO] [stderr] at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55c13c045683 - std::rt::lang_start_internal::{{closure}}::hc1bd2d2da4dd74b9 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55c13c045683 - std::panicking::try::do_call::h9f59420e248835fc [INFO] [stderr] at src/libstd/panicking.rs:305 [INFO] [stderr] 19: 0x55c13c0485f7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x55c13c046060 - std::panicking::try::h7609e33bc6f5c79e [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x55c13c046060 - std::panic::catch_unwind::hc7bab43da40a3b53 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55c13c046060 - std::rt::lang_start_internal::h42c1fa4c62e7d813 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55c13b6e22d9 - std::rt::lang_start::h79110013111cee88 [INFO] [stderr] at /rustc/73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55c13b6e220a - main [INFO] [stderr] 25: 0x7f9dbc545b97 - __libc_start_main [INFO] [stderr] 26: 0x55c13b6e205a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "a286d8c256933fb432524ef154137bcfb0b31172e3f664efc79707ec6b46f169"` [INFO] running `"docker" "rm" "-f" "a286d8c256933fb432524ef154137bcfb0b31172e3f664efc79707ec6b46f169"` [INFO] [stdout] a286d8c256933fb432524ef154137bcfb0b31172e3f664efc79707ec6b46f169