[INFO] updating cached repository https://github.com/phynalle/civetcat [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] 50cb20371269df70927ab00be7ccf8b8ece2ef86 [INFO] checking phynalle/civetcat against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phynalle/civetcat on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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 /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/phynalle/civetcat already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] 991782d844e333723d718414c161025851a4568a4b66a8daf50f3359a5ee5d39 [INFO] running `"docker" "start" "-a" "991782d844e333723d718414c161025851a4568a4b66a8daf50f3359a5ee5d39"` [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Compiling serde v1.0.24 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling cmake v0.1.29 [INFO] [stderr] Compiling serde_derive_internals v0.18.0 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking clap v2.29.0 [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-355b214048454964/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" }', build.rs:139:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564530f4e134 - backtrace::backtrace::libunwind::trace::hcdd38e03c5c0ae1d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x564530f4e134 - backtrace::backtrace::trace_unsynchronized::he5bd7c616dadfd7d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x564530f4e134 - std::sys_common::backtrace::_print_fmt::h5c76d4ca71f55821 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x564530f4e134 - ::fmt::h2c8c63d62d7bea1c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x564530f7102c - core::fmt::write::h97d981a565c87982 [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x564530f4c953 - std::io::Write::write_fmt::h76b54795ca4d1941 [INFO] [stderr] at src/libstd/io/mod.rs:1439 [INFO] [stderr] 6: 0x564530f506d5 - std::sys_common::backtrace::_print::h93fb2909159290d7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x564530f506d5 - std::sys_common::backtrace::print::ha755c3134746c2d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x564530f506d5 - std::panicking::default_hook::{{closure}}::h3a7ab24b109d5437 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x564530f50412 - std::panicking::default_hook::h2aa3c18a39936382 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x564530f50ce2 - std::panicking::rust_panic_with_hook::h5035e60b675c5c99 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x564530f508cb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x564530f6fa51 - core::panicking::panic_fmt::h7fe09dc6d8aa54c4 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x564530f6f873 - core::option::expect_none_failed::h294957c8cca982d9 [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x564530f24b8b - core::result::Result::unwrap::hee73308598718afd [INFO] [stderr] at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x564530f195c8 - build_script_build::main::hfaf1cac427575623 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:139 [INFO] [stderr] 16: 0x564530effe7b - std::rt::lang_start::{{closure}}::h743bf9655ab42f13 [INFO] [stderr] at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x564530f51128 - std::rt::lang_start_internal::{{closure}}::h749f73f80f2a20f1 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x564530f51128 - std::panicking::try::do_call::h34ae69cab909f7d2 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x564530f51128 - std::panicking::try::he6d9ae6f665ea78e [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x564530f51128 - std::panic::catch_unwind::hb821659e1ed61148 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x564530f51128 - std::rt::lang_start_internal::hc7231d8ca9ca0aea [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x564530effe57 - std::rt::lang_start::h2e0b88113e2df345 [INFO] [stderr] at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x564530f1e9ba - main [INFO] [stderr] 24: 0x7f55d55e1b97 - __libc_start_main [INFO] [stderr] 25: 0x564530ed5a2a - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "991782d844e333723d718414c161025851a4568a4b66a8daf50f3359a5ee5d39"` [INFO] running `"docker" "rm" "-f" "991782d844e333723d718414c161025851a4568a4b66a8daf50f3359a5ee5d39"` [INFO] [stdout] 991782d844e333723d718414c161025851a4568a4b66a8daf50f3359a5ee5d39