[INFO] crate tuasmavlink 0.1.3 is already in cache
[INFO] extracting crate tuasmavlink 0.1.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/tuasmavlink/0.1.3
[INFO] extracting crate tuasmavlink 0.1.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tuasmavlink/0.1.3
[INFO] validating manifest of tuasmavlink-0.1.3 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tuasmavlink-0.1.3 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tuasmavlink-0.1.3
[INFO] finished frobbing tuasmavlink-0.1.3
[INFO] frobbed toml for tuasmavlink-0.1.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tuasmavlink/0.1.3/Cargo.toml
[INFO] started frobbing tuasmavlink-0.1.3
[INFO] finished frobbing tuasmavlink-0.1.3
[INFO] frobbed toml for tuasmavlink-0.1.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tuasmavlink/0.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tuasmavlink-0.1.3 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tuasmavlink/0.1.3:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] bf18e4596da49d089364243a6eefd0d735b9aa6c928d915a74a37e592998651b
[INFO] running `"docker" "start" "-a" "bf18e4596da49d089364243a6eefd0d735b9aa6c928d915a74a37e592998651b"`
[INFO] [stderr]    Compiling protobuf v2.8.0
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling httpbis v0.7.0
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling clang-sys v0.19.0
[INFO] [stderr]    Compiling crc16 v0.3.4
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling protoc v2.8.0
[INFO] [stderr]    Compiling tls-api v0.1.22
[INFO] [stderr]    Compiling protoc v1.7.5
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling tls-api-stub v0.1.22
[INFO] [stderr]    Compiling tokio-tls-api v0.1.22
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling tokio-uds v0.1.7
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling protobuf-codegen v2.8.0
[INFO] [stderr]    Compiling grpc v0.6.1
[INFO] [stderr]    Compiling protoc-rust v2.8.0
[INFO] [stderr]    Compiling grpc-compiler v0.6.1
[INFO] [stderr]    Compiling protoc-rust-grpc v0.6.1
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling quasi v0.32.0
[INFO] [stderr]    Compiling quasi_codegen v0.32.0
[INFO] [stderr]    Compiling bindgen v0.26.3
[INFO] [stderr]    Compiling tuasmavlink v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]   --> build/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::path::PathBuf;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::Command`
[INFO] [stderr]   --> build/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::process::Command;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `tuasmavlink v0.1.3 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/tuasmavlink-c59e61515ff0b6c1/build-script-main` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] TODO: version "3"
[INFO] [stderr] TODO: dialect "0"
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[INFO] [stderr] Error: 5465:13 Unexpected closing tag: messages, expected mavlink
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'protoc-rust-grpc: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x558f39b5dd23 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x558f39b591cb - std::sys_common::backtrace::_print::h49a82ae9552e35c7
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x558f39b5cac6 - std::panicking::default_hook::{{closure}}::he20974adbefcc046
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x558f39b5c859 - std::panicking::default_hook::he4af6af4ac7fef7b
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x558f39b5d11f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x558f39b5cca1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x558f39b5cb85 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x558f39b7778c - core::panicking::panic_fmt::hc4f83bfed80aeabd
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x558f39b3fe37 - core::result::unwrap_failed::he4ce10f3862d41aa
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18
[INFO] [stderr]    9:     0x558f39b34749 - core::result::Result<T,E>::expect::h4f6c46e00a18f039
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:827
[INFO] [stderr]   10:     0x558f397a872d - build_script_main::main::hff2771c2ea74da96
[INFO] [stderr]                                at build/main.rs:27
[INFO] [stderr]   11:     0x558f397a8f9f - std::rt::lang_start::{{closure}}::h5819924382442815
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   12:     0x558f39b5cb72 - std::panicking::try::do_call::hc3d8373a0b215f51
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   13:     0x558f39b643a9 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   14:     0x558f39b5d62c - std::rt::lang_start_internal::he5218c8b95d395f2
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   15:     0x558f397a8f78 - std::rt::lang_start::h733a7d7f08cc0885
[INFO] [stderr]                                at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x558f397a8839 - main
[INFO] [stderr]   17:     0x7f2a8bd4a2e0 - __libc_start_main
[INFO] [stderr]   18:     0x558f39794a49 - _start
[INFO] [stderr]   19:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "bf18e4596da49d089364243a6eefd0d735b9aa6c928d915a74a37e592998651b"`
[INFO] running `"docker" "rm" "-f" "bf18e4596da49d089364243a6eefd0d735b9aa6c928d915a74a37e592998651b"`
[INFO] [stdout] bf18e4596da49d089364243a6eefd0d735b9aa6c928d915a74a37e592998651b