[INFO] updating cached repository https://github.com/phynalle/civetcat [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 50cb20371269df70927ab00be7ccf8b8ece2ef86 [INFO] checking phynalle/civetcat against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat" "work/builds/worker-6/source"` [INFO] [stderr] Cloning into 'work/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phynalle/civetcat on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/phynalle/civetcat [INFO] finished tweaking git repo https://github.com/phynalle/civetcat [INFO] tweaked toml for git repo https://github.com/phynalle/civetcat written to work/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/phynalle/civetcat already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] aec8444f52621c3a6891e2b62a107e8fec6c069b315b8410c69a6a4cd1f51e1a [INFO] running `"docker" "start" "-a" "aec8444f52621c3a6891e2b62a107e8fec6c069b315b8410c69a6a4cd1f51e1a"` [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling serde v1.0.24 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Compiling serde_derive_internals v0.18.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Compiling cmake v0.1.29 [INFO] [stderr] Compiling onig_sys v66.1.4 [INFO] [stderr] Compiling serde_derive v1.0.24 [INFO] [stderr] Checking onig v2.0.2 [INFO] [stderr] Checking serde_json v1.0.8 [INFO] [stderr] Compiling civetcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: method is never used: `to_weak` [INFO] [stderr] --> src/syntax/raw_rule.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn to_weak(&self) -> WeakRawRuleRef { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `upgrade` [INFO] [stderr] --> src/syntax/raw_rule.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn upgrade(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `civetcat v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/civetcat-4a99d581adbfae98/build-script-build` (exit code: 101) [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:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563750389394 - backtrace::backtrace::libunwind::trace::h3c0a6ef922927c46 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x563750389394 - backtrace::backtrace::trace_unsynchronized::h35d4e03c0e8ab47a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x563750389394 - std::sys_common::backtrace::_print_fmt::hf04e228d9456a61b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x563750389394 - ::fmt::hfbc1dc77dae53d09 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x5637503a711c - core::fmt::write::h37dd608a61cc034b [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x563750387ba7 - std::io::Write::write_fmt::h3b9053b7f45f25c3 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x56375038b715 - std::sys_common::backtrace::_print::h9f196a8ab349c245 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x56375038b715 - std::sys_common::backtrace::print::h24c97bdb42c9567f [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56375038b715 - std::panicking::default_hook::{{closure}}::h1bfa21bfab63e40f [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x56375038b406 - std::panicking::default_hook::hf7ab6a844228b0c0 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x56375038bd65 - std::panicking::rust_panic_with_hook::hf49dbf6343540046 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x56375038b902 - std::panicking::continue_panic_fmt::h8d0c09641c4ad511 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x56375038b7f6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x5637503a415a - core::panicking::panic_fmt::h3cbe072dbfab6db9 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x5637503a4257 - core::result::unwrap_failed::hb6a3e335758ca63f [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x56375032c9a0 - core::result::Result::unwrap::h634b8413bd17c45c [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x56375034a89b - build_script_build::main::h636f8e20a21b8fa1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:139 [INFO] [stderr] 17: 0x563750335e80 - std::rt::lang_start::{{closure}}::h6f73cf029bd880fa [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x56375038b7e3 - std::rt::lang_start_internal::{{closure}}::he5fcc75ec165f647 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x56375038b7e3 - std::panicking::try::do_call::h17d15f6f56248700 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x56375038d6fa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x56375038c25d - std::panicking::try::h788d6f62571352f2 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x56375038c25d - std::panic::catch_unwind::h118eae3cc66185af [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x56375038c25d - std::rt::lang_start_internal::h16dc6aaaeba64bf8 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x563750335e59 - std::rt::lang_start::hba752afe56f3fbb3 [INFO] [stderr] at /rustc/00e4530a79c42b21a6ca2ac1edb597c90d21f89f/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x563750351f9a - main [INFO] [stderr] 26: 0x7f013ab2db97 - __libc_start_main [INFO] [stderr] 27: 0x5637502f8caa - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "aec8444f52621c3a6891e2b62a107e8fec6c069b315b8410c69a6a4cd1f51e1a"` [INFO] running `"docker" "rm" "-f" "aec8444f52621c3a6891e2b62a107e8fec6c069b315b8410c69a6a4cd1f51e1a"` [INFO] [stdout] aec8444f52621c3a6891e2b62a107e8fec6c069b315b8410c69a6a4cd1f51e1a