[INFO] cloning repository https://github.com/phynalle/civetcat [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phynalle/civetcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 50cb20371269df70927ab00be7ccf8b8ece2ef86 [INFO] checking phynalle/civetcat against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phynalle/civetcat on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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-7/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] 0c418e95c9aab667057f6a4667b997dc1e0ce9b3d3acd8c33cd6dc7f6c6ab78b [INFO] running `"docker" "start" "-a" "0c418e95c9aab667057f6a4667b997dc1e0ce9b3d3acd8c33cd6dc7f6c6ab78b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pkg-config v0.3.9 [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 strsim v0.6.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Compiling cmake v0.1.29 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Compiling serde_derive_internals v0.18.0 [INFO] [stderr] Checking textwrap v0.9.0 [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] Compiling serde_json v1.0.8 [INFO] [stderr] Compiling civetcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: associated function is never used: `to_weak` [INFO] [stderr] --> src/syntax/raw_rule.rs:18:12 [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: associated function is never used: `upgrade` [INFO] [stderr] --> src/syntax/raw_rule.rs:44:12 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn upgrade(&self) -> Option { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [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-ed8202c2a36a28d7/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: 0x5579d6723a75 - backtrace::backtrace::libunwind::trace::h678b9599e62f63eb [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5579d6723a75 - backtrace::backtrace::trace_unsynchronized::hc151481f0e2d39cd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5579d6723a75 - std::sys_common::backtrace::_print_fmt::he1b14c2dc4d370e2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5579d6723a75 - ::fmt::h0e056b70ceff915d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5579d6745e6c - core::fmt::write::hdf236390fbd68d3d [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x5579d67222a3 - std::io::Write::write_fmt::h5b95d57b9d83617e [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x5579d6725f80 - std::sys_common::backtrace::_print::hde4f93cf630dd149 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5579d6725f80 - std::sys_common::backtrace::print::hab894e5c65d4445d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5579d6725f80 - std::panicking::default_hook::{{closure}}::h190ee58e2eec052f [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5579d6725ccc - std::panicking::default_hook::he2b0e031648f6bed [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x5579d6726567 - std::panicking::rust_panic_with_hook::hd8d0481ab65c637b [INFO] [stderr] at src/libstd/panicking.rs:486 [INFO] [stderr] 11: 0x5579d672616b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 12: 0x5579d6744801 - core::panicking::panic_fmt::hd101a87121fa411f [INFO] [stderr] at src/libcore/panicking.rs:101 [INFO] [stderr] 13: 0x5579d6744623 - core::option::expect_none_failed::h4f0e89faa3179bf7 [INFO] [stderr] at src/libcore/option.rs:1272 [INFO] [stderr] 14: 0x5579d66e07cb - core::result::Result::unwrap::h377e32b3ff4b26c9 [INFO] [stderr] at /rustc/783139bd8fc3b94fac9a1bf81bba2c506e8221b6/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x5579d66ee89e - build_script_build::main::h826c6612e4bcf993 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:139 [INFO] [stderr] 16: 0x5579d66d692b - std::rt::lang_start::{{closure}}::hc0d040c370cca5fc [INFO] [stderr] at /rustc/783139bd8fc3b94fac9a1bf81bba2c506e8221b6/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5579d6726938 - std::rt::lang_start_internal::{{closure}}::h20875b53e93c05e5 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5579d6726938 - std::panicking::try::do_call::hf41a9e99b462682c [INFO] [stderr] at src/libstd/panicking.rs:297 [INFO] [stderr] 19: 0x5579d6726938 - std::panicking::try::h676e31cbf6db58e0 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x5579d6726938 - std::panic::catch_unwind::h254ef3e93964825b [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x5579d6726938 - std::rt::lang_start_internal::h8a620deb31f7711f [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x5579d66d6907 - std::rt::lang_start::h22acc9dc2aaaa98c [INFO] [stderr] at /rustc/783139bd8fc3b94fac9a1bf81bba2c506e8221b6/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x5579d66f3bea - main [INFO] [stderr] 24: 0x7f8b02f630b3 - __libc_start_main [INFO] [stderr] 25: 0x5579d66b217e - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "0c418e95c9aab667057f6a4667b997dc1e0ce9b3d3acd8c33cd6dc7f6c6ab78b"` [INFO] running `"docker" "rm" "-f" "0c418e95c9aab667057f6a4667b997dc1e0ce9b3d3acd8c33cd6dc7f6c6ab78b"` [INFO] [stdout] 0c418e95c9aab667057f6a4667b997dc1e0ce9b3d3acd8c33cd6dc7f6c6ab78b