[INFO] cloning repository stpettersens/robots [INFO] running `"git" "clone" "--bare" "git://github.com/stpettersens/robots.git" "work/cache/sources/gh/stpettersens/robots"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/stpettersens/robots'... [INFO] running `"git" "clone" "work/cache/sources/gh/stpettersens/robots" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/stpettersens/robots"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/stpettersens/robots'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/stpettersens/robots" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/stpettersens/robots"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/stpettersens/robots'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f79ff17cc5fc7a64a1578f572bed5f4a1ffecb85 [INFO] sha for GitHub repo stpettersens/robots: f79ff17cc5fc7a64a1578f572bed5f4a1ffecb85 [INFO] validating manifest of stpettersens/robots 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 stpettersens/robots 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 stpettersens/robots [INFO] finished frobbing stpettersens/robots [INFO] frobbed toml for stpettersens/robots written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/stpettersens/robots/Cargo.toml [INFO] started frobbing stpettersens/robots [INFO] finished frobbing stpettersens/robots [INFO] frobbed toml for stpettersens/robots written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/stpettersens/robots/Cargo.toml [INFO] crate stpettersens/robots already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sqlite v0.23.4 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking stpettersens/robots against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/stpettersens/robots:/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6451357be9262cf4f9ae70c42090227ed4e4fa2df9dab1755e0542b2df4ce960 [INFO] running `"docker" "start" "-a" "6451357be9262cf4f9ae70c42090227ed4e4fa2df9dab1755e0542b2df4ce960"` [INFO] [stderr] Compiling libc v0.2.26 [INFO] [stderr] Checking buf_redux v0.3.0 [INFO] [stderr] Checking base64 v0.5.2 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Compiling sqlite3-src v0.2.7 [INFO] [stderr] Checking serde_json v0.8.6 [INFO] [stderr] Checking num-complex v0.1.39 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking hyper v0.10.12 [INFO] [stderr] Checking sqlite3-sys v0.12.0 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking sqlite v0.23.4 [INFO] [stderr] Checking num-bigint v0.1.40 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v1.8.1 [INFO] [stderr] Checking num-rational v0.1.39 [INFO] [stderr] Checking num v0.1.40 [INFO] [stderr] Checking iron v0.5.1 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-def76688cf6fafee/build-script-gen_mime_types` (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:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55eb7f8d290b - backtrace::backtrace::libunwind::trace::h8758853b907b30fd [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55eb7f8d290b - backtrace::backtrace::trace_unsynchronized::h979d07d4bfdce29c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55eb7f8d290b - std::sys_common::backtrace::_print::ha749bbdb811617ea [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55eb7f8d290b - std::sys_common::backtrace::print::h86a6ff63a904e869 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55eb7f8d290b - std::panicking::default_hook::{{closure}}::h68500b20afb715b9 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55eb7f8d25e7 - std::panicking::default_hook::ha801ade4ae33c264 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55eb7f8d2fd0 - std::panicking::rust_panic_with_hook::hfb51b615c6060100 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55eb7f8d2b52 - std::panicking::continue_panic_fmt::h94bd84d5bf32c833 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55eb7f8d2a36 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55eb7f8e773d - core::panicking::panic_fmt::h8a74e5820cacd07c [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55eb7f8c5be8 - core::result::unwrap_failed::h2f950d90bb901aa7 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/macros.rs:18 [INFO] [stderr] 11: 0x55eb7f89337c - core::result::Result::unwrap::h044e0467b474c7dd [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libcore/result.rs:800 [INFO] [stderr] 12: 0x55eb7f8965d5 - build_script_gen_mime_types::main::hb4dfa6947866a03c [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.1/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x55eb7f8bcdb0 - std::rt::lang_start::{{closure}}::h18579930ce18deb1 [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55eb7f8d2a23 - std::rt::lang_start_internal::{{closure}}::h25858f7dd6124e1a [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55eb7f8d2a23 - std::panicking::try::do_call::h51cc84caa9338daf [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55eb7f8d496a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 17: 0x55eb7f8d34dd - std::panicking::try::heb9d5da34e3fa707 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55eb7f8d34dd - std::panic::catch_unwind::he2a2041733180f4c [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 19: 0x55eb7f8d34dd - std::rt::lang_start_internal::h9e24cef029766dfd [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55eb7f8bcd89 - std::rt::lang_start::h7625c29a1283464c [INFO] [stderr] at /rustc/8f81d0bf6baf07b92f1246696722485c4ca0b049/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55eb7f897c0a - main [INFO] [stderr] 22: 0x7f88020622e1 - __libc_start_main [INFO] [stderr] 23: 0x55eb7f87202a - _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" "6451357be9262cf4f9ae70c42090227ed4e4fa2df9dab1755e0542b2df4ce960"` [INFO] running `"docker" "rm" "-f" "6451357be9262cf4f9ae70c42090227ed4e4fa2df9dab1755e0542b2df4ce960"` [INFO] [stdout] 6451357be9262cf4f9ae70c42090227ed4e4fa2df9dab1755e0542b2df4ce960