[INFO] updating cached repository peopleagainstprisons/earmms_keyderiv [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/peopleagainstprisons/earmms_keyderiv [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/peopleagainstprisons/earmms_keyderiv" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/peopleagainstprisons/earmms_keyderiv"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/peopleagainstprisons/earmms_keyderiv'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/peopleagainstprisons/earmms_keyderiv" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/peopleagainstprisons/earmms_keyderiv"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/peopleagainstprisons/earmms_keyderiv'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b8906fe635f1d2538ec024812883fd793c2158f0 [INFO] sha for GitHub repo peopleagainstprisons/earmms_keyderiv: b8906fe635f1d2538ec024812883fd793c2158f0 [INFO] validating manifest of peopleagainstprisons/earmms_keyderiv on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of peopleagainstprisons/earmms_keyderiv on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing peopleagainstprisons/earmms_keyderiv [INFO] finished frobbing peopleagainstprisons/earmms_keyderiv [INFO] frobbed toml for peopleagainstprisons/earmms_keyderiv written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/peopleagainstprisons/earmms_keyderiv/Cargo.toml [INFO] started frobbing peopleagainstprisons/earmms_keyderiv [INFO] finished frobbing peopleagainstprisons/earmms_keyderiv [INFO] frobbed toml for peopleagainstprisons/earmms_keyderiv written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/peopleagainstprisons/earmms_keyderiv/Cargo.toml [INFO] crate peopleagainstprisons/earmms_keyderiv already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking peopleagainstprisons/earmms_keyderiv against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/peopleagainstprisons/earmms_keyderiv:/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=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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] db2e28757c712232097021c6870a9c6fc48dbd16081b672a1371992644f70668 [INFO] running `"docker" "start" "-a" "db2e28757c712232097021c6870a9c6fc48dbd16081b672a1371992644f70668"` [INFO] [stderr] Compiling podio v0.1.6 [INFO] [stderr] Compiling unwrap v1.2.1 [INFO] [stderr] Checking safemem v0.1.1 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.0 [INFO] [stderr] Compiling miniz_oxide v0.2.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling rand v0.3.20 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling filetime v0.2.4 [INFO] [stderr] Checking memchr v2.0.2 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking rand v0.4.5 [INFO] [stderr] Compiling openssl-sys v0.9.40 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Checking serde_json v1.0.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling tar v0.4.20 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking twoway v0.1.7 [INFO] [stderr] Checking clap v2.30.0 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Checking buf_redux v0.6.1 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Checking backtrace v0.3.12 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking num-bigint v0.1.41 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Compiling openssl v0.10.16 [INFO] [stderr] Checking hyper v0.10.13 [INFO] [stderr] Checking regex v1.1.0 [INFO] [stderr] Checking regex v0.2.5 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling flate2 v1.0.6 [INFO] [stderr] Checking num-rational v0.1.40 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling mime_guess v1.8.3 [INFO] [stderr] Compiling zip v0.3.3 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking structopt v0.2.14 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking iron v0.5.1 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Checking persistent v0.4.0 [INFO] [stderr] Checking mount v0.3.0 [INFO] [stderr] Compiling http_req v0.2.1 [INFO] [stderr] Checking bodyparser v0.8.0 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking dotenv v0.13.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-49fe56d07744a962/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:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56127ef97f1b - backtrace::backtrace::libunwind::trace::h80786597adfabf72 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56127ef97f1b - backtrace::backtrace::trace_unsynchronized::hcac650387ca20819 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56127ef97f1b - std::sys_common::backtrace::_print::h1b9354ff68cb5a2b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x56127ef97f1b - std::sys_common::backtrace::print::hee32569be499cf66 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x56127ef97f1b - std::panicking::default_hook::{{closure}}::h57d4a5a18212e6c4 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x56127ef97bf6 - std::panicking::default_hook::h6b5ac8e0c8ee81de [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x56127ef985dd - std::panicking::rust_panic_with_hook::h087293a0d0382d86 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x56127ef98162 - std::panicking::continue_panic_fmt::h5398c0b14056de59 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x56127ef98046 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x56127efacd7d - core::panicking::panic_fmt::hc22ef80bd93ddcf4 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x56127eface77 - core::result::unwrap_failed::h52618310aa6d47ad [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x56127ef5eed0 - core::result::Result::unwrap::h911adf7d8fa96e08 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x56127ef60925 - build_script_gen_mime_types::main::hf57b98f62d8b5a95 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x56127ef4b8f0 - std::rt::lang_start::{{closure}}::h56db8837c7a16e2c [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x56127ef98033 - std::rt::lang_start_internal::{{closure}}::h1a060554ddace6f7 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x56127ef98033 - std::panicking::try::do_call::h36cfd8d9c1d0d936 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x56127ef9a12a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x56127ef98aed - std::panicking::try::h225224763b892cde [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x56127ef98aed - std::panic::catch_unwind::h3043ed737cbd6e8e [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x56127ef98aed - std::rt::lang_start_internal::h97b8d999a39debed [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x56127ef4b8c9 - std::rt::lang_start::h2145f65c351a4561 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x56127ef61eaa - main [INFO] [stderr] 22: 0x7f245a42e2e1 - __libc_start_main [INFO] [stderr] 23: 0x56127ef372fa - _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" "db2e28757c712232097021c6870a9c6fc48dbd16081b672a1371992644f70668"` [INFO] running `"docker" "rm" "-f" "db2e28757c712232097021c6870a9c6fc48dbd16081b672a1371992644f70668"` [INFO] [stdout] db2e28757c712232097021c6870a9c6fc48dbd16081b672a1371992644f70668