[INFO] updating cached repository https://github.com/marcusball/blog_thing [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1da73003499883b19a94861d59ad079945366029 [INFO] checking marcusball/blog_thing against try#8d67a66581ea5498d7ac03b8f88a478d8ec75cf0 for pr-64564 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcusball%2Fblog_thing" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/marcusball/blog_thing on toolchain 8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/marcusball/blog_thing [INFO] finished tweaking git repo https://github.com/marcusball/blog_thing [INFO] tweaked toml for git repo https://github.com/marcusball/blog_thing written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/marcusball/blog_thing already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 11266a09983ae9e2f16e41324eaf67c2e48b1fe308dddfd91f8cafc835778336 [INFO] running `"docker" "start" "-a" "11266a09983ae9e2f16e41324eaf67c2e48b1fe308dddfd91f8cafc835778336"` [INFO] [stderr] Compiling libc v0.2.18 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Compiling syn v0.10.3 [INFO] [stderr] Checking serde_json v0.8.4 [INFO] [stderr] Compiling phf_shared v0.7.20 [INFO] [stderr] Checking cookie v0.2.5 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking dotenv v0.8.0 [INFO] [stderr] Checking phf v0.7.20 [INFO] [stderr] Checking hyper v0.9.13 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Checking backtrace v0.3.0 [INFO] [stderr] Checking error-chain v0.7.1 [INFO] [stderr] Compiling serde_codegen_internals v0.11.1 [INFO] [stderr] Compiling phf_generator v0.7.20 [INFO] [stderr] Compiling serde_codegen v0.8.19 [INFO] [stderr] Compiling phf_codegen v0.7.20 [INFO] [stderr] Compiling mime_guess v1.8.1 [INFO] [stderr] Checking iron v0.4.0 [INFO] [stderr] Compiling serde_derive v0.8.19 [INFO] [stderr] Checking persistent v0.2.1 [INFO] [stderr] Checking router v0.4.0 [INFO] [stderr] Checking logger v0.2.0 [INFO] [stderr] Checking iron_error_logger v0.1.0 (https://github.com/marcusball/iron_error_logger.git#9576cc85) [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/rustwide/target/debug/build/mime_guess-c31e6c2b5ef12133/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:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56183532fcc4 - backtrace::backtrace::libunwind::trace::hbae50f2b991d86ef [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56183532fcc4 - backtrace::backtrace::trace_unsynchronized::h19bc23b015d2838f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56183532fcc4 - std::sys_common::backtrace::_print_fmt::he8cbf667081e4bf8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x56183532fcc4 - ::fmt::ha849c2c1bcf100e7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x56183534922c - core::fmt::write::h603a714bd37b8e5c [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x56183532e4d7 - std::io::Write::write_fmt::hb319166cf1de5561 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x561835332045 - std::sys_common::backtrace::_print::hda0c59cff136ee92 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x561835332045 - std::sys_common::backtrace::print::hea7aeb95cf61b134 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x561835332045 - std::panicking::default_hook::{{closure}}::h4b10254e454f4b2c [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x561835331d36 - std::panicking::default_hook::h6427597d12d4cbca [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x561835332695 - std::panicking::rust_panic_with_hook::hccceacbc62eab668 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x561835332232 - std::panicking::continue_panic_fmt::h8ea4922e4ade12b5 [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x561835332126 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x561835346bfa - core::panicking::panic_fmt::h2cd22cf274c37798 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x561835346cf7 - core::result::unwrap_failed::h741ddd07f41ecb26 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x5618352f8510 - core::result::Result::unwrap::h7914c616c64170ca [INFO] [stderr] at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libcore/result.rs:933 [INFO] [stderr] 16: 0x5618352fa1b5 - build_script_gen_mime_types::main::h75164719756eb009 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.1/src/gen_mime_types.rs:22 [INFO] [stderr] 17: 0x56183530b1b0 - std::rt::lang_start::{{closure}}::h11dcb0f9f9241703 [INFO] [stderr] at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x561835332113 - std::rt::lang_start_internal::{{closure}}::h5f591d8741fb1e64 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x561835332113 - std::panicking::try::do_call::hc3ebe742ad7d149e [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x56183533402a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x561835332b8d - std::panicking::try::hc94f3a47ff9c6438 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x561835332b8d - std::panic::catch_unwind::h702acac46b107571 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x561835332b8d - std::rt::lang_start_internal::h011095b45ca4068d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x56183530b189 - std::rt::lang_start::haa91fac42bb880f3 [INFO] [stderr] at /rustc/8d67a66581ea5498d7ac03b8f88a478d8ec75cf0/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x5618352fb73a - main [INFO] [stderr] 26: 0x7efd75396b97 - __libc_start_main [INFO] [stderr] 27: 0x5618352d0fda - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "11266a09983ae9e2f16e41324eaf67c2e48b1fe308dddfd91f8cafc835778336"` [INFO] running `"docker" "rm" "-f" "11266a09983ae9e2f16e41324eaf67c2e48b1fe308dddfd91f8cafc835778336"` [INFO] [stdout] 11266a09983ae9e2f16e41324eaf67c2e48b1fe308dddfd91f8cafc835778336