[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#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phynalle/civetcat on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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-1/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] a48858d7745444f037e4e282062d7d47f2acc1b8dfe7e3b7d01837a384c963e7 [INFO] running `"docker" "start" "-a" "a48858d7745444f037e4e282062d7d47f2acc1b8dfe7e3b7d01837a384c963e7"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.24 [INFO] [stderr] Compiling num-traits v0.1.41 [INFO] [stderr] Compiling cmake v0.1.29 [INFO] [stderr] Compiling serde_derive_internals v0.18.0 [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-4c6a990e83549ea9/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: 0x555a178c192a - backtrace::backtrace::libunwind::trace::hef9286fd8c27fd45 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x555a178c192a - backtrace::backtrace::trace_unsynchronized::h92082381ae588065 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x555a178c192a - std::sys_common::backtrace::_print_fmt::h00c64aa4e7e3372c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x555a178c192a - ::fmt::hc568c1817d410574 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x555a178df48c - core::fmt::write::he445cb7086c25009 [INFO] [stderr] at src/libcore/fmt/mod.rs:1028 [INFO] [stderr] 5: 0x555a178c01a7 - std::io::Write::write_fmt::he0bcb31f8a60d79b [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x555a178c3cde - std::sys_common::backtrace::_print::h45adb36ea9b21f61 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x555a178c3cde - std::sys_common::backtrace::print::h223c050f40432de9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x555a178c3cde - std::panicking::default_hook::{{closure}}::hf3487b4e375d5982 [INFO] [stderr] at src/libstd/panicking.rs:189 [INFO] [stderr] 9: 0x555a178c39e1 - std::panicking::default_hook::h9d095a3a991b35b0 [INFO] [stderr] at src/libstd/panicking.rs:206 [INFO] [stderr] 10: 0x555a178c4325 - std::panicking::rust_panic_with_hook::h907bb8227c8498d1 [INFO] [stderr] at src/libstd/panicking.rs:469 [INFO] [stderr] 11: 0x555a178c3ec2 - std::panicking::continue_panic_fmt::h6c8f32a89e529f80 [INFO] [stderr] at src/libstd/panicking.rs:376 [INFO] [stderr] 12: 0x555a178c3db6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 13: 0x555a178dc5da - core::panicking::panic_fmt::h01498e2390db31e9 [INFO] [stderr] at src/libcore/panicking.rs:84 [INFO] [stderr] 14: 0x555a178dc6d7 - core::result::unwrap_failed::h99c2a0b406513fec [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x555a178a067c - core::result::Result::unwrap::h2ce667814d2c465b [INFO] [stderr] at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x555a1787c81b - build_script_build::main::hd0bde2b7b51835d4 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:139 [INFO] [stderr] 17: 0x555a17868930 - std::rt::lang_start::{{closure}}::h69ecacdf179f3155 [INFO] [stderr] at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61 [INFO] [stderr] 18: 0x555a178c3da3 - std::rt::lang_start_internal::{{closure}}::h87ac7726b4ada2a9 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 19: 0x555a178c3da3 - std::panicking::try::do_call::he4d58a26927f0537 [INFO] [stderr] at src/libstd/panicking.rs:288 [INFO] [stderr] 20: 0x555a178c5cca - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x555a178c481d - std::panicking::try::hc8ad7011d3baf74d [INFO] [stderr] at src/libstd/panicking.rs:267 [INFO] [stderr] 22: 0x555a178c481d - std::panic::catch_unwind::haaf07c0b1c45cbc8 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x555a178c481d - std::rt::lang_start_internal::h53afdaeda14f9890 [INFO] [stderr] at src/libstd/rt.rs:47 [INFO] [stderr] 24: 0x555a17868909 - std::rt::lang_start::h36bdc5b9b426c8b3 [INFO] [stderr] at /rustc/2748a9fd93dd1a00a4521f4f16de5befbf77f6cd/src/libstd/rt.rs:61 [INFO] [stderr] 25: 0x555a1788443a - main [INFO] [stderr] 26: 0x7f8430652b97 - __libc_start_main [INFO] [stderr] 27: 0x555a1782774a - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "a48858d7745444f037e4e282062d7d47f2acc1b8dfe7e3b7d01837a384c963e7"` [INFO] running `"docker" "rm" "-f" "a48858d7745444f037e4e282062d7d47f2acc1b8dfe7e3b7d01837a384c963e7"` [INFO] [stdout] a48858d7745444f037e4e282062d7d47f2acc1b8dfe7e3b7d01837a384c963e7