[INFO] crate compu 0.3.2 is already in cache [INFO] extracting crate compu 0.3.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/compu/0.3.2 [INFO] extracting crate compu 0.3.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/compu/0.3.2 [INFO] validating manifest of compu-0.3.2 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of compu-0.3.2 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing compu-0.3.2 [INFO] finished frobbing compu-0.3.2 [INFO] frobbed toml for compu-0.3.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/compu/0.3.2/Cargo.toml [INFO] started frobbing compu-0.3.2 [INFO] finished frobbing compu-0.3.2 [INFO] frobbed toml for compu-0.3.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/compu/0.3.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing compu-0.3.2 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/compu/0.3.2:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] e0ff854f0d3281482bd5abfc7d3f981e88cf3f8720b6e08bca7ae8fffbc40f62 [INFO] running `"docker" "start" "-a" "e0ff854f0d3281482bd5abfc7d3f981e88cf3f8720b6e08bca7ae8fffbc40f62"` [INFO] [stderr] Compiling compu-brotli-sys v0.1.0 [INFO] [stderr] Compiling cloudflare-zlib-sys v0.2.0 [INFO] [stderr] error: failed to run custom build command for `compu-brotli-sys v0.1.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/compu-brotli-sys-9c7b451aabf3476a/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Checking brotli source code... [INFO] [stderr] Downloading brotli source code... [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'To create dir: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55827b618a33 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55827b613d7b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55827b6177f6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55827b617589 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55827b617eff - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55827b617a81 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55827b617965 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x55827b62f90c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x55827b5c3786 - core::result::unwrap_failed::hb189e4154329bcb7 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x55827b58a659 - core::result::Result::expect::hd87ea125ff3ffe54 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:827 [INFO] [stderr] 10: 0x55827b5897ee - build_script_build::fetch_brotli_if::ha329d9ece6d66305 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/compu-brotli-sys-0.1.0/build.rs:16 [INFO] [stderr] 11: 0x55827b589f55 - build_script_build::main::h505da9d8f9e71cae [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/compu-brotli-sys-0.1.0/build.rs:116 [INFO] [stderr] 12: 0x55827b58a02f - std::rt::lang_start::{{closure}}::h822ced7f29c588d3 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 13: 0x55827b617902 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 14: 0x55827b620969 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 15: 0x55827b61840c - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 16: 0x55827b58a008 - std::rt::lang_start::hf387895982935216 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 17: 0x55827b589f99 - main [INFO] [stderr] 18: 0x7f57002ea2e0 - __libc_start_main [INFO] [stderr] 19: 0x55827b589209 - _start [INFO] [stderr] 20: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "e0ff854f0d3281482bd5abfc7d3f981e88cf3f8720b6e08bca7ae8fffbc40f62"` [INFO] running `"docker" "rm" "-f" "e0ff854f0d3281482bd5abfc7d3f981e88cf3f8720b6e08bca7ae8fffbc40f62"` [INFO] [stdout] e0ff854f0d3281482bd5abfc7d3f981e88cf3f8720b6e08bca7ae8fffbc40f62