[INFO] fetching crate compu-brotli-sys 0.1.0... [INFO] extracting crate compu-brotli-sys 0.1.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/compu-brotli-sys/0.1.0 [INFO] extracting crate compu-brotli-sys 0.1.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/compu-brotli-sys/0.1.0 [INFO] validating manifest of compu-brotli-sys-0.1.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of compu-brotli-sys-0.1.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing compu-brotli-sys-0.1.0 [INFO] finished frobbing compu-brotli-sys-0.1.0 [INFO] frobbed toml for compu-brotli-sys-0.1.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/compu-brotli-sys/0.1.0/Cargo.toml [INFO] started frobbing compu-brotli-sys-0.1.0 [INFO] finished frobbing compu-brotli-sys-0.1.0 [INFO] frobbed toml for compu-brotli-sys-0.1.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/compu-brotli-sys/0.1.0/Cargo.toml [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking compu-brotli-sys-0.1.0 against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/compu-brotli-sys/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 014d58b7a98d893ae75c855fc4619fd0a91755e94ca3dd073e082d4e7c106edb [INFO] running `"docker" "start" "-a" "014d58b7a98d893ae75c855fc4619fd0a91755e94ca3dd073e082d4e7c106edb"` [INFO] [stderr] Compiling compu-brotli-sys v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `compu-brotli-sys v0.1.0 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/compu-brotli-sys-de6e8bdccad5bb32/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: 0x55c28c10d0bb - backtrace::backtrace::libunwind::trace::h3eb7dec79b0cb248 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55c28c10d0bb - backtrace::backtrace::trace_unsynchronized::h828522acfd8fecfd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c28c10d0bb - std::sys_common::backtrace::_print::ha50329dede3e270e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55c28c10d0bb - std::sys_common::backtrace::print::ha6d7f96740481555 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55c28c10d0bb - std::panicking::default_hook::{{closure}}::h48c4812e51e499b0 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55c28c10cd97 - std::panicking::default_hook::h5d25d0fa83093442 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55c28c10d830 - std::panicking::rust_panic_with_hook::h1babb2b4ac73106c [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55c28c10d3b2 - std::panicking::continue_panic_fmt::hb318720956a96dd4 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55c28c10d296 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55c28c1292bd - core::panicking::panic_fmt::h78250769f89ff6a0 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55c28c0b8b27 - core::result::unwrap_failed::h42a3f0e1b9daa258 [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x55c28c080f97 - core::result::Result::expect::h4c29d8e318a7693c [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libcore/result.rs:827 [INFO] [stderr] 12: 0x55c28c08046f - build_script_build::fetch_brotli_if::hf78fb3145990ddf7 [INFO] [stderr] at /opt/crater/workdir/build.rs:16 [INFO] [stderr] 13: 0x55c28c080bc6 - build_script_build::main::he02bf33f16f5a4e2 [INFO] [stderr] at /opt/crater/workdir/build.rs:116 [INFO] [stderr] 14: 0x55c28c080250 - std::rt::lang_start::{{closure}}::hc4ffff03dba26e96 [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/rt.rs:64 [INFO] [stderr] 15: 0x55c28c10d233 - std::rt::lang_start_internal::{{closure}}::h8302806cea4153ed [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 16: 0x55c28c10d233 - std::panicking::try::do_call::hc811096721c4b953 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 17: 0x55c28c115e9a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 18: 0x55c28c10dd3d - std::panicking::try::h132c927956f6dad4 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 19: 0x55c28c10dd3d - std::panic::catch_unwind::h2f6ea137782ab73f [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 20: 0x55c28c10dd3d - std::rt::lang_start_internal::h0f27bcf63030d183 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 21: 0x55c28c080229 - std::rt::lang_start::hea60b7c19e7b21fd [INFO] [stderr] at /rustc/848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/src/libstd/rt.rs:64 [INFO] [stderr] 22: 0x55c28c080c0a - main [INFO] [stderr] 23: 0x7f14194312e1 - __libc_start_main [INFO] [stderr] 24: 0x55c28c07ff9a - _start [INFO] [stderr] 25: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "014d58b7a98d893ae75c855fc4619fd0a91755e94ca3dd073e082d4e7c106edb"` [INFO] running `"docker" "rm" "-f" "014d58b7a98d893ae75c855fc4619fd0a91755e94ca3dd073e082d4e7c106edb"` [INFO] [stdout] 014d58b7a98d893ae75c855fc4619fd0a91755e94ca3dd073e082d4e7c106edb