[INFO] crate amethyst_test 0.2.0 is already in cache [INFO] extracting crate amethyst_test 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/amethyst_test/0.2.0 [INFO] extracting crate amethyst_test 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/amethyst_test/0.2.0 [INFO] validating manifest of amethyst_test-0.2.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of amethyst_test-0.2.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing amethyst_test-0.2.0 [INFO] finished frobbing amethyst_test-0.2.0 [INFO] frobbed toml for amethyst_test-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/amethyst_test/0.2.0/Cargo.toml [INFO] started frobbing amethyst_test-0.2.0 [INFO] finished frobbing amethyst_test-0.2.0 [INFO] frobbed toml for amethyst_test-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/amethyst_test/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing amethyst_test-0.2.0 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/amethyst_test/0.2.0:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] b81e88fcc1c7b93e1840ddeb70b15d1bbc9ced871de61e172864bd96a2e7814f [INFO] running `"docker" "start" "-a" "b81e88fcc1c7b93e1840ddeb70b15d1bbc9ced871de61e172864bd96a2e7814f"` [INFO] [stderr] Compiling atom v0.3.5 [INFO] [stderr] Compiling colorful v0.2.1 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling mopa v0.2.2 [INFO] [stderr] Compiling shrev v1.1.1 [INFO] [stderr] Compiling tuple_utils v0.2.0 [INFO] [stderr] Compiling edit-distance v2.1.0 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Compiling xi-unicode v0.2.0 [INFO] [stderr] Compiling claxon v0.4.2 [INFO] [stderr] Compiling objekt v0.1.2 [INFO] [stderr] Compiling hound v3.4.0 [INFO] [stderr] Compiling float-ord v0.2.0 [INFO] [stderr] Compiling fluent-locale v0.4.1 [INFO] [stderr] Compiling hashbrown v0.5.0 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling servo-fontconfig-sys v4.0.7 [INFO] [stderr] Compiling matrixmultiply v0.2.2 [INFO] [stderr] Compiling annotate-snippets v0.1.0 [INFO] [stderr] Compiling expat-sys v2.1.6 [INFO] [stderr] Compiling servo-freetype-sys v4.0.5 [INFO] [stderr] Compiling libm v0.1.4 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Compiling lexical-core v0.4.3 [INFO] [stderr] Compiling lexical v2.2.2 [INFO] [stderr] Compiling im v12.3.4 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Compiling sentry v0.15.5 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling getrandom v0.1.10 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Compiling slice-deque v0.2.4 [INFO] [stderr] Compiling memmap v0.6.2 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling uname v0.1.1 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling crossbeam-epoch v0.6.1 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling rustc-hash v1.0.1 [INFO] [stderr] Compiling ogg v0.7.0 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling intl_pluralrules v1.0.3 [INFO] [stderr] Compiling sized-chunks v0.1.3 [INFO] [stderr] Compiling fluent-syntax v0.1.1 [INFO] [stderr] Compiling flate2 v1.0.11 [INFO] [stderr] Compiling syn v1.0.3 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling bytes v0.4.12 [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/crater/target/debug/build/rustc_version_runtime-1e2c66c36e0199cf/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:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x561a8635bedb - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x561a8635bedb - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x561a8635bedb - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x561a8635bedb - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x561a8635bedb - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x561a8635bbb6 - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x561a8635c59d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x561a8635c122 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x561a8635c006 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x561a863755ad - core::panicking::panic_fmt::h1bc6de43c92ad80c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x561a863756a7 - core::result::unwrap_failed::hd83f272814becce6 [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x561a8632cd60 - core::result::Result::unwrap::h46886b695c0873db [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x561a863295db - build_script_build::main::h49b4003bdd6c352b [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27 [INFO] [stderr] 13: 0x561a8632ad70 - std::rt::lang_start::{{closure}}::h653ec801f246f429 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x561a8635bff3 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x561a8635bff3 - std::panicking::try::do_call::h9d779bc5e27e3284 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x561a863625da - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x561a8635caad - std::panicking::try::h4af22d9cb0afa351 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x561a8635caad - std::panic::catch_unwind::hbb68a9ada87bfb97 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x561a8635caad - std::rt::lang_start_internal::hba9e09d74440ce4d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x561a8632ad49 - std::rt::lang_start::h2666b4cbcc2d1f21 [INFO] [stderr] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x561a8632a5ba - main [INFO] [stderr] 22: 0x7fd90dfe12e1 - __libc_start_main [INFO] [stderr] 23: 0x561a86328f8a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "b81e88fcc1c7b93e1840ddeb70b15d1bbc9ced871de61e172864bd96a2e7814f"` [INFO] running `"docker" "rm" "-f" "b81e88fcc1c7b93e1840ddeb70b15d1bbc9ced871de61e172864bd96a2e7814f"` [INFO] [stdout] b81e88fcc1c7b93e1840ddeb70b15d1bbc9ced871de61e172864bd96a2e7814f