[INFO] crate degreen 0.1.1 is already in cache [INFO] extracting crate degreen 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/degreen/0.1.1 [INFO] extracting crate degreen 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/degreen/0.1.1 [INFO] validating manifest of degreen-0.1.1 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 degreen-0.1.1 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 degreen-0.1.1 [INFO] finished frobbing degreen-0.1.1 [INFO] frobbed toml for degreen-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/degreen/0.1.1/Cargo.toml [INFO] started frobbing degreen-0.1.1 [INFO] finished frobbing degreen-0.1.1 [INFO] frobbed toml for degreen-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/degreen/0.1.1/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 degreen-0.1.1 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/degreen/0.1.1:/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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 212410bd4edab31510d9db28116895a1c6299fbde7782be6ec82ff8e9c51aa21 [INFO] running `"docker" "start" "-a" "212410bd4edab31510d9db28116895a1c6299fbde7782be6ec82ff8e9c51aa21"` [INFO] [stderr] Compiling pkg v1.1.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling degreen v0.1.1 (/opt/crater/workdir) [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] error: failed to run custom build command for `degreen v0.1.1 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/degreen-7e5980a78d8a8126/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'byte index 7 is out of bounds of ``', src/libcore/str/mod.rs:2017:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f9477b280b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f9477b280b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f9477b280b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f9477b280b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f9477b280b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f9477b24e7 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f9477b2ed0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f9477b2a52 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f9477b2936 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55f9477cbb0d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55f9477cd300 - core::str::slice_error_fail::h7954f77ad5a1c691 [INFO] [stderr] at src/libcore/str/mod.rs:0 [INFO] [stderr] 11: 0x55f94779bdc8 - core::str::traits:: for core::ops::range::RangeTo>::index::{{closure}}::hcb5ab2972b9fe4fa [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/str/mod.rs:1821 [INFO] [stderr] 12: 0x55f947798d8d - core::option::Option::unwrap_or_else::hc23c69da9d2efe65 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/option.rs:388 [INFO] [stderr] 13: 0x55f94779f979 - core::str::traits:: for core::ops::range::RangeTo>::index::h3ad3fb4d028fda69 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/str/mod.rs:1821 [INFO] [stderr] 14: 0x55f94779be47 - core::str::traits:: for str>::index::hc767b771077622ed [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/str/mod.rs:1623 [INFO] [stderr] 15: 0x55f947797b4c - build_script_build::set_version::hb3a25a4c8756c170 [INFO] [stderr] at /opt/crater/workdir/build.rs:23 [INFO] [stderr] 16: 0x55f947797939 - build_script_build::main::h5bc7c1b6ba923a6c [INFO] [stderr] at /opt/crater/workdir/build.rs:8 [INFO] [stderr] 17: 0x55f947797770 - std::rt::lang_start::{{closure}}::ha8afffef3222ba07 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x55f9477b2923 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x55f9477b2923 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 20: 0x55f9477b8c5a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 21: 0x55f9477b33dd - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 22: 0x55f9477b33dd - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x55f9477b33dd - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x55f947797749 - std::rt::lang_start::h4ed6fe775a27050b [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x55f947797fba - main [INFO] [stderr] 26: 0x7f1c6a6b32e1 - __libc_start_main [INFO] [stderr] 27: 0x55f9477970ca - _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" "212410bd4edab31510d9db28116895a1c6299fbde7782be6ec82ff8e9c51aa21"` [INFO] running `"docker" "rm" "-f" "212410bd4edab31510d9db28116895a1c6299fbde7782be6ec82ff8e9c51aa21"` [INFO] [stdout] 212410bd4edab31510d9db28116895a1c6299fbde7782be6ec82ff8e9c51aa21