[INFO] updating cached repository phynalle/civetcat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/phynalle/civetcat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/phynalle/civetcat" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/phynalle/civetcat"` [INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/phynalle/civetcat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/phynalle/civetcat" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/phynalle/civetcat"` [INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/phynalle/civetcat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 50cb20371269df70927ab00be7ccf8b8ece2ef86 [INFO] sha for GitHub repo phynalle/civetcat: 50cb20371269df70927ab00be7ccf8b8ece2ef86 [INFO] validating manifest of phynalle/civetcat on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of phynalle/civetcat on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing phynalle/civetcat [INFO] finished frobbing phynalle/civetcat [INFO] frobbed toml for phynalle/civetcat written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/phynalle/civetcat/Cargo.toml [INFO] started frobbing phynalle/civetcat [INFO] finished frobbing phynalle/civetcat [INFO] frobbed toml for phynalle/civetcat written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/phynalle/civetcat/Cargo.toml [INFO] crate phynalle/civetcat already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking phynalle/civetcat against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-2/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/phynalle/civetcat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6c337433d15751520b7fab7601b009d807a7bcedfc773de69b83ab317bfeabfe [INFO] running `"docker" "start" "-a" "6c337433d15751520b7fab7601b009d807a7bcedfc773de69b83ab317bfeabfe"` [INFO] [stderr] Compiling serde v1.0.24 [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] Compiling serde_json v1.0.8 [INFO] [stderr] Compiling civetcat v0.1.0 (/opt/crater/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/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/civetcat-7da98297c4ddb21c/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:1051:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5566f8d6c50b - backtrace::backtrace::libunwind::trace::hbfb69e72f505529b [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5566f8d6c50b - backtrace::backtrace::trace_unsynchronized::hac9ea77fa06b91bd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5566f8d6c50b - std::sys_common::backtrace::_print::hf6f722cabcf8c26d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5566f8d6c50b - std::sys_common::backtrace::print::h9cca5983945bdb52 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5566f8d6c50b - std::panicking::default_hook::{{closure}}::h2fab7259edc3a80d [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5566f8d6c1e7 - std::panicking::default_hook::ha99acf6d9268d46d [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5566f8d6cbd0 - std::panicking::rust_panic_with_hook::hddab2c65ce92e648 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5566f8d6c752 - std::panicking::continue_panic_fmt::hfaaf28183fee9f60 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x5566f8d6c636 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x5566f8d8504d - core::panicking::panic_fmt::hc776b72619f795d7 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x5566f8d44d23 - core::result::unwrap_failed::h565250965846638b [INFO] [stderr] at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x5566f8d49778 - core::result::Result::unwrap::h57282b6594fe9026 [INFO] [stderr] at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x5566f8d26af8 - build_script_build::main::had54d02a80cb9309 [INFO] [stderr] at /opt/crater/workdir/build.rs:139 [INFO] [stderr] 13: 0x5566f8d0f910 - std::rt::lang_start::{{closure}}::h45ad473dea87140d [INFO] [stderr] at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x5566f8d6c623 - std::rt::lang_start_internal::{{closure}}::hbec6d1ff7b00d029 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x5566f8d6c623 - std::panicking::try::do_call::h83e51489f66cd002 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x5566f8d6e56a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 17: 0x5566f8d6d0dd - std::panicking::try::hb1deae6a8854c8be [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x5566f8d6d0dd - std::panic::catch_unwind::hff09c33b8b66b7a2 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x5566f8d6d0dd - std::rt::lang_start_internal::h01b3f7988e3fe75d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x5566f8d0f8e9 - std::rt::lang_start::h1ee5ea124cd924ef [INFO] [stderr] at /rustc/18481b65f318e0b4b20c0fc61340054701719d6c/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x5566f8d2e8fa - main [INFO] [stderr] 22: 0x7f612bf092e1 - __libc_start_main [INFO] [stderr] 23: 0x5566f8cd321a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "6c337433d15751520b7fab7601b009d807a7bcedfc773de69b83ab317bfeabfe"` [INFO] running `"docker" "rm" "-f" "6c337433d15751520b7fab7601b009d807a7bcedfc773de69b83ab317bfeabfe"` [INFO] [stdout] 6c337433d15751520b7fab7601b009d807a7bcedfc773de69b83ab317bfeabfe