[INFO] updating cached repository https://github.com/librerhythm/LibreRhythm [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] a24af32d18a4c0fa9ce9de086d191201d9b5b33e [INFO] checking librerhythm/LibreRhythm against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibrerhythm%2FLibreRhythm" "/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/librerhythm/LibreRhythm on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/librerhythm/LibreRhythm [INFO] finished tweaking git repo https://github.com/librerhythm/LibreRhythm [INFO] tweaked toml for git repo https://github.com/librerhythm/LibreRhythm written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/librerhythm/LibreRhythm already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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-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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] c8b7c5d3695e2860819e6ed78b3238a2062dcb332ffeb9c1a30cb75074741952 [INFO] running `"docker" "start" "-a" "c8b7c5d3695e2860819e6ed78b3238a2062dcb332ffeb9c1a30cb75074741952"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling rustc-demangle v0.1.15 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Checking static_assertions v0.3.3 [INFO] [stderr] Checking httpdate v0.3.2 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Checking tokio-trace-core v0.2.0 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking gif v0.10.2 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Checking matrixmultiply v0.2.2 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking stackvector v1.0.2 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Compiling err-derive v0.1.5 [INFO] [stderr] Compiling im v12.3.4 [INFO] [stderr] Compiling sentry v0.15.5 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking sized-chunks v0.1.3 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking line_drawing v0.7.0 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking lexical-core v0.4.0 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-09bd1ab88c2e8448/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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55be346822c4 - backtrace::backtrace::libunwind::trace::hc26826043b7bf82f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55be346822c4 - backtrace::backtrace::trace_unsynchronized::hf9fe7343abcf3b6a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55be346822c4 - std::sys_common::backtrace::_print_fmt::hf5f83f377bc8d868 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55be346822c4 - ::fmt::hb2a7a6aa1b182a99 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55be3469de2c - core::fmt::write::hc09f142ab04e56d2 [INFO] [stderr] at src/libcore/fmt/mod.rs:1057 [INFO] [stderr] 5: 0x55be3467fe47 - std::io::Write::write_fmt::hafa429c292548705 [INFO] [stderr] at src/libstd/io/mod.rs:1426 [INFO] [stderr] 6: 0x55be34684335 - std::sys_common::backtrace::_print::hcf3fff603fe810fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55be34684335 - std::sys_common::backtrace::print::h5ea515a32d6700a5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55be34684335 - std::panicking::default_hook::{{closure}}::h324ce5172a1777e2 [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x55be34684021 - std::panicking::default_hook::h6593dbc4932c953a [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x55be346848ea - std::panicking::rust_panic_with_hook::h04729d51ab5f86cb [INFO] [stderr] at src/libstd/panicking.rs:472 [INFO] [stderr] 11: 0x55be346844d0 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x55be3469d171 - core::panicking::panic_fmt::h13aca3a92bd42a1a [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55be3469cf93 - core::option::expect_none_failed::h9f079317bf74cb06 [INFO] [stderr] at src/libcore/option.rs:1198 [INFO] [stderr] 14: 0x55be3465582f - core::result::Result::unwrap::h4d8ce989bc575c6b [INFO] [stderr] at /rustc/6250d56355d72264ece721e8d0dc95b16a6824b1/src/libcore/result.rs:962 [INFO] [stderr] 15: 0x55be34651b35 - build_script_build::main::hae4d781548d96a7d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27 [INFO] [stderr] 16: 0x55be34653290 - std::rt::lang_start::{{closure}}::h9f885919ec317702 [INFO] [stderr] at /rustc/6250d56355d72264ece721e8d0dc95b16a6824b1/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55be34684403 - std::rt::lang_start_internal::{{closure}}::h5c17144678350141 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55be34684403 - std::panicking::try::do_call::h8eaf10466ef75c80 [INFO] [stderr] at src/libstd/panicking.rs:305 [INFO] [stderr] 19: 0x55be3468a637 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x55be34684d90 - std::panicking::try::hbd218b3dcbe12757 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x55be34684d90 - std::panic::catch_unwind::h0175a6dbda08cacb [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55be34684d90 - std::rt::lang_start_internal::h09fd43f7d6ed11c7 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55be34653269 - std::rt::lang_start::h87c5f9696dce5598 [INFO] [stderr] at /rustc/6250d56355d72264ece721e8d0dc95b16a6824b1/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55be34652bda - main [INFO] [stderr] 25: 0x7fd705ae6b97 - __libc_start_main [INFO] [stderr] 26: 0x55be3465146a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "c8b7c5d3695e2860819e6ed78b3238a2062dcb332ffeb9c1a30cb75074741952"` [INFO] running `"docker" "rm" "-f" "c8b7c5d3695e2860819e6ed78b3238a2062dcb332ffeb9c1a30cb75074741952"` [INFO] [stdout] c8b7c5d3695e2860819e6ed78b3238a2062dcb332ffeb9c1a30cb75074741952