[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#eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc for pr-69560 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphynalle%2Fcivetcat" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/phynalle/civetcat on toolchain eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc [INFO] running `"/workspace/cargo-home/bin/cargo" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "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-9/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" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc" "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] ff7816d9c1fa2adec69850d75ddb7cf4deccce7f5a15f125be5e335c18bc3f4d [INFO] running `"docker" "start" "-a" "ff7816d9c1fa2adec69850d75ddb7cf4deccce7f5a15f125be5e335c18bc3f4d"` [INFO] [stderr] Compiling serde v1.0.24 [INFO] [stderr] Compiling 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 clap v2.29.0 [INFO] [stderr] Compiling onig_sys v66.1.4 [INFO] [stderr] Compiling serde_derive v1.0.24 [INFO] [stderr] Checking serde_json v1.0.8 [INFO] [stderr] Checking onig v2.0.2 [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-e5ac3319e23a2093/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: 0x55a5e18e3624 - backtrace::backtrace::libunwind::trace::h9969d01c3d7ddfdc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55a5e18e3624 - backtrace::backtrace::trace_unsynchronized::h7a2ab063e77952ab [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55a5e18e3624 - std::sys_common::backtrace::_print_fmt::h1b217822a512fc5b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55a5e18e3624 - ::fmt::h96fb4331ad79020d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55a5e190146c - core::fmt::write::hc201330da9c33c5d [INFO] [stderr] at src/libcore/fmt/mod.rs:1053 [INFO] [stderr] 5: 0x55a5e18e1d67 - std::io::Write::write_fmt::h309332b527674af9 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x55a5e18e5a95 - std::sys_common::backtrace::_print::h9ef4e37c06092ebe [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55a5e18e5a95 - std::sys_common::backtrace::print::h2a9175f5cd9eccf0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55a5e18e5a95 - std::panicking::default_hook::{{closure}}::ha832c9ee735a1b99 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x55a5e18e57d7 - std::panicking::default_hook::hddac80d07a5399db [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x55a5e18e6052 - std::panicking::rust_panic_with_hook::haa6a112655213edb [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x55a5e18e5c3b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x55a5e18ffe31 - core::panicking::panic_fmt::hcd08174c8e23fb34 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55a5e18ffc53 - core::option::expect_none_failed::h7ba96e1794a9140c [INFO] [stderr] at src/libcore/option.rs:1211 [INFO] [stderr] 14: 0x55a5e189504b - core::result::Result::unwrap::h2bfe1a8ff140ba35 [INFO] [stderr] at /rustc/eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc/src/libcore/result.rs:1003 [INFO] [stderr] 15: 0x55a5e18ac997 - build_script_build::main::hd340b0560140fce6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:139 [INFO] [stderr] 16: 0x55a5e1890ecb - std::rt::lang_start::{{closure}}::h847909c65f1e0305 [INFO] [stderr] at /rustc/eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55a5e18e5b63 - std::rt::lang_start_internal::{{closure}}::h80386bdbf19e8f1d [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55a5e18e5b63 - std::panicking::try::do_call::he1209bc3d4aaf715 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 19: 0x55a5e18e7907 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x55a5e18e64f9 - std::panicking::try::hf520d8976c058f40 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x55a5e18e64f9 - std::panic::catch_unwind::h7564024f837c4151 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55a5e18e64f9 - std::rt::lang_start_internal::h41ae6763c6895ece [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55a5e1890ea7 - std::rt::lang_start::hdd02da10b0869d16 [INFO] [stderr] at /rustc/eaa02f599f651246d5d1b99e7a4c6fa8d04bc9dc/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55a5e18b256a - main [INFO] [stderr] 25: 0x7f30e3b7db97 - __libc_start_main [INFO] [stderr] 26: 0x55a5e186a2da - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "ff7816d9c1fa2adec69850d75ddb7cf4deccce7f5a15f125be5e335c18bc3f4d"` [INFO] running `"docker" "rm" "-f" "ff7816d9c1fa2adec69850d75ddb7cf4deccce7f5a15f125be5e335c18bc3f4d"` [INFO] [stdout] ff7816d9c1fa2adec69850d75ddb7cf4deccce7f5a15f125be5e335c18bc3f4d