[INFO] updating cached repository tomwadley/paroxysm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tomwadley/paroxysm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tomwadley/paroxysm" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/tomwadley/paroxysm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/tomwadley/paroxysm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tomwadley/paroxysm" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/tomwadley/paroxysm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/tomwadley/paroxysm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8eb485fce0c8813485f890ed69ef07eb59898e8c
[INFO] sha for GitHub repo tomwadley/paroxysm: 8eb485fce0c8813485f890ed69ef07eb59898e8c
[INFO] validating manifest of tomwadley/paroxysm on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tomwadley/paroxysm on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tomwadley/paroxysm
[INFO] finished frobbing tomwadley/paroxysm
[INFO] frobbed toml for tomwadley/paroxysm written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/tomwadley/paroxysm/Cargo.toml
[INFO] started frobbing tomwadley/paroxysm
[INFO] finished frobbing tomwadley/paroxysm
[INFO] frobbed toml for tomwadley/paroxysm written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/tomwadley/paroxysm/Cargo.toml
[INFO] crate tomwadley/paroxysm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tomwadley/paroxysm against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-0/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/tomwadley/paroxysm:/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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 00441b2550c1e4baffd795e918f54356f4b7eb0825ebbac2d1bcf4066db9fa97
[INFO] running `"docker" "start" "-a" "00441b2550c1e4baffd795e918f54356f4b7eb0825ebbac2d1bcf4066db9fa97"`
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]    Compiling openssl v0.9.21
[INFO] [stderr]     Checking build_const v0.2.0
[INFO] [stderr]     Checking serde v1.0.21
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.21
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]    Compiling crc v1.6.0
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking chan v0.1.19
[INFO] [stderr]     Checking libflate v0.1.12
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.2
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-fe7d5f5007b30387/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:     0x55571ea65d3b - backtrace::backtrace::libunwind::trace::h65f453dfe0027df1
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55571ea65d3b - backtrace::backtrace::trace_unsynchronized::hcf757005c6accfed
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55571ea65d3b - std::sys_common::backtrace::_print::h3230a9d2592a2eba
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55571ea65d3b - std::sys_common::backtrace::print::h19f579688627ee7e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55571ea65d3b - std::panicking::default_hook::{{closure}}::h472b43365b331815
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x55571ea65a17 - std::panicking::default_hook::h0857821e5ff5a369
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x55571ea66400 - std::panicking::rust_panic_with_hook::ha9d31dc2aa8d852d
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x55571ea65f82 - std::panicking::continue_panic_fmt::hf0afac1d5f249c91
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x55571ea65e66 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x55571ea7ab6d - core::panicking::panic_fmt::h0c0cb0551736f849
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55571ea58c88 - core::result::unwrap_failed::h2ba8b1ef26b07a71
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x55571ea27fcc - core::result::Result<T,E>::unwrap::hca2761c685e3c7d4
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x55571ea30e05 - build_script_gen_mime_types::main::hfb2a7b2e0c7d036f
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.2/src/gen_mime_types.rs:22
[INFO] [stderr]   13:     0x55571ea4f800 - std::rt::lang_start::{{closure}}::hf6da3a58be2303a6
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55571ea65e53 - std::rt::lang_start_internal::{{closure}}::h358a76ea39d8997f
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55571ea65e53 - std::panicking::try::do_call::h1fdcc0a978075552
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x55571ea67d9a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x55571ea6690d - std::panicking::try::hd48ddd0547e22f90
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x55571ea6690d - std::panic::catch_unwind::heb66ca2bf3960f9b
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55571ea6690d - std::rt::lang_start_internal::h7208f2146229fed7
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55571ea4f7d9 - std::rt::lang_start::h6c9e01095b3dc68d
[INFO] [stderr]                                at /rustc/8ec8125bea94852768b56958f05da47666c21ab0/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55571ea3243a - main
[INFO] [stderr]   22:     0x7f59c5c142e1 - __libc_start_main
[INFO] [stderr]   23:     0x55571ea0548a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "00441b2550c1e4baffd795e918f54356f4b7eb0825ebbac2d1bcf4066db9fa97"`
[INFO] running `"docker" "rm" "-f" "00441b2550c1e4baffd795e918f54356f4b7eb0825ebbac2d1bcf4066db9fa97"`
[INFO] [stdout] 00441b2550c1e4baffd795e918f54356f4b7eb0825ebbac2d1bcf4066db9fa97