[INFO] cloning repository https://github.com/MegasKomnenos/poc2 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MegasKomnenos/poc2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegasKomnenos%2Fpoc2"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegasKomnenos%2Fpoc2'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a0a0ac56a34fef225f98d35eb4db4f1220018b4b [INFO] testing MegasKomnenos/poc2 against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegasKomnenos%2Fpoc2" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MegasKomnenos/poc2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/MegasKomnenos/poc2 [INFO] finished tweaking git repo https://github.com/MegasKomnenos/poc2 [INFO] tweaked toml for git repo https://github.com/MegasKomnenos/poc2 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/MegasKomnenos/poc2 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded servo-fontconfig-sys v4.0.8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d4b354def94082aac36299240e5ba254c608b45b85a8d54c0a56a7d34884e088 [INFO] running `"docker" "start" "-a" "d4b354def94082aac36299240e5ba254c608b45b85a8d54c0a56a7d34884e088"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling atom v0.3.5 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling mopa v0.2.2 [INFO] [stderr] Compiling tuple_utils v0.3.0 [INFO] [stderr] Compiling shrev v1.1.1 [INFO] [stderr] Compiling colorful v0.2.1 [INFO] [stderr] Compiling edit-distance v2.1.0 [INFO] [stderr] Compiling approx v0.1.1 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling objekt v0.1.2 [INFO] [stderr] Compiling tinystr v0.3.2 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling bitintr v0.3.0 [INFO] [stderr] Compiling fluent-syntax v0.9.1 [INFO] [stderr] Compiling float-ord v0.2.0 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling lock_api v0.3.2 [INFO] [stderr] Compiling inflate v0.3.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling x11 v2.18.1 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.8 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling unic-langid-impl v0.6.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling cmake v0.1.42 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Compiling err-derive v0.1.6 [INFO] [stderr] Compiling lexical v2.2.2 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling generic-array v0.13.2 [INFO] [stderr] Compiling crossbeam-queue v0.2.0 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling png v0.15.2 [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-21fd95fd923f1afd/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: 0x56312fab5375 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x56312fab5375 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56312fab5375 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x56312fab5375 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x56312fad73ac - core::fmt::write::h935cb0ed4078a853 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x56312fab2f53 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x56312fab7880 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x56312fab7880 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56312fab7880 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x56312fab75cc - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x56312fab7e67 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stderr] at src/libstd/panicking.rs:486 [INFO] [stderr] 11: 0x56312fab7a6b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 12: 0x56312fad67b1 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stderr] at src/libcore/panicking.rs:101 [INFO] [stderr] 13: 0x56312fad65d3 - core::option::expect_none_failed::h721078758a086285 [INFO] [stderr] at src/libcore/option.rs:1272 [INFO] [stderr] 14: 0x56312fa8de9b - core::result::Result::unwrap::hb2b8456fcd477ed2 [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x56312fa8a7d4 - build_script_build::main::ha97f05c903c0ce69 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27 [INFO] [stderr] 16: 0x56312fa8c45b - std::rt::lang_start::{{closure}}::hb80dfc581d33cd4e [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x56312fab8238 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x56312fab8238 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stderr] at src/libstd/panicking.rs:297 [INFO] [stderr] 19: 0x56312fab8238 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x56312fab8238 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x56312fab8238 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x56312fa8c437 - std::rt::lang_start::h8b11fe5dda362a8f [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x56312fa8b82a - main [INFO] [stderr] 24: 0x7f7be1a2d0b3 - __libc_start_main [INFO] [stderr] 25: 0x56312fa8a17e - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "d4b354def94082aac36299240e5ba254c608b45b85a8d54c0a56a7d34884e088"` [INFO] running `"docker" "rm" "-f" "d4b354def94082aac36299240e5ba254c608b45b85a8d54c0a56a7d34884e088"` [INFO] [stdout] d4b354def94082aac36299240e5ba254c608b45b85a8d54c0a56a7d34884e088