[INFO] crate hci 0.1.0 is already in cache
[INFO] extracting crate hci 0.1.0 into work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/hci/0.1.0
[INFO] extracting crate hci 0.1.0 into work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/hci/0.1.0
[INFO] validating manifest of hci-0.1.0 on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hci-0.1.0 on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hci-0.1.0
[INFO] finished frobbing hci-0.1.0
[INFO] frobbed toml for hci-0.1.0 written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/hci/0.1.0/Cargo.toml
[INFO] started frobbing hci-0.1.0
[INFO] finished frobbing hci-0.1.0
[INFO] frobbed toml for hci-0.1.0 written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/hci/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hci-0.1.0 against master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-2/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/hci/0.1.0:/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" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 588b6bada9553b145cfcb16fcf360308321426a2b56fdf4f96fc4160213d0391
[INFO] running `"docker" "start" "-a" "588b6bada9553b145cfcb16fcf360308321426a2b56fdf4f96fc4160213d0391"`
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling protogen v0.1.0
[INFO] [stderr]    Compiling hci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `hci v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/hci-a06f474109ead8dc/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] process dir /opt/crater/workdir/src/protogen
[INFO] [stderr] 
[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:     0x55e5c3829d1b - backtrace::backtrace::libunwind::trace::h71e4540e71944056
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55e5c3829d1b - backtrace::backtrace::trace_unsynchronized::hffa2876a8790e01b
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55e5c3829d1b - std::sys_common::backtrace::_print::h371b924ab74cc773
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55e5c3829d1b - std::sys_common::backtrace::print::hf78899287e85cf2b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55e5c3829d1b - std::panicking::default_hook::{{closure}}::h05c8d3553d86c2ee
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x55e5c3829a1c - std::panicking::default_hook::h7c20415196a07833
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x55e5c382a3e0 - std::panicking::rust_panic_with_hook::h6ba877a55cae0bf5
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x55e5c3829f62 - std::panicking::continue_panic_fmt::h56f73b67c1dd17cd
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x55e5c3829e46 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x55e5c383ff4d - core::panicking::panic_fmt::h154071fbd0349f01
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55e5c3720903 - core::result::unwrap_failed::h94ab08d993daba13
[INFO] [stderr]                                at /rustc/8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x55e5c37209c9 - core::result::Result<T,E>::unwrap::hb2bf463bc0737cdb
[INFO] [stderr]                                at /rustc/8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x55e5c371ffd1 - build_script_build::main::h97396c01563bcdd9
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:23
[INFO] [stderr]   13:     0x55e5c3720220 - std::rt::lang_start::{{closure}}::he3ce7ac1dbc4c033
[INFO] [stderr]                                at /rustc/8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55e5c3829e33 - std::rt::lang_start_internal::{{closure}}::h09082dcbd0a154ff
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55e5c3829e33 - std::panicking::try::do_call::h1a2983cc32cc1de1
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x55e5c382cbfa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   17:     0x55e5c382a8ed - std::panicking::try::hb2142adcc3ab321d
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x55e5c382a8ed - std::panic::catch_unwind::h01a1f6df3a4217f6
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55e5c382a8ed - std::rt::lang_start_internal::ha9e35ae2968d2203
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55e5c37201f9 - std::rt::lang_start::h5c90a5ee0137b52f
[INFO] [stderr]                                at /rustc/8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55e5c372004a - main
[INFO] [stderr]   22:     0x7f3199b062e1 - __libc_start_main
[INFO] [stderr]   23:     0x55e5c371fc4a - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "588b6bada9553b145cfcb16fcf360308321426a2b56fdf4f96fc4160213d0391"`
[INFO] running `"docker" "rm" "-f" "588b6bada9553b145cfcb16fcf360308321426a2b56fdf4f96fc4160213d0391"`
[INFO] [stdout] 588b6bada9553b145cfcb16fcf360308321426a2b56fdf4f96fc4160213d0391