[INFO] crate battery-ffi 0.7.5 is already in cache
[INFO] testing battery-ffi-0.7.5 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate battery-ffi 0.7.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate battery-ffi 0.7.5 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate battery-ffi 0.7.5
[INFO] finished tweaking crates.io crate battery-ffi 0.7.5
[INFO] tweaked toml for crates.io crate battery-ffi 0.7.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b898c8768596a39ae0e36f9649d54fc799f964d34e0d007d971adf8165b15952
[INFO] running `"docker" "start" "-a" "b898c8768596a39ae0e36f9649d54fc799f964d34e0d007d971adf8165b15952"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cbindgen v0.10.1
[INFO] [stderr]    Compiling battery v0.7.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling uom v0.26.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling battery-ffi v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `battery-ffi v0.7.5 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/battery-ffi-d81e375d64289b87/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'index out of bounds: the len is 1 but the index is 1', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/cargo/cargo.rs:19:16
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55ecaf0750f4 - backtrace::backtrace::libunwind::trace::hbb4ce8c04526962e
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x55ecaf0750f4 - backtrace::backtrace::trace_unsynchronized::h79251c088e7be038
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55ecaf0750f4 - std::sys_common::backtrace::_print_fmt::h6b0ea30a9223acae
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x55ecaf0750f4 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h4d51ef07ce58e54b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x55ecaf0a139c - core::fmt::write::he16b9c1345d8565e
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stderr]    5:     0x55ecaf072043 - std::io::Write::write_fmt::h35d873b9ce1f02a8
[INFO] [stderr]                                at src/libstd/io/mod.rs:1504
[INFO] [stderr]    6:     0x55ecaf077f15 - std::sys_common::backtrace::_print::h9288fa7d9f6629cb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x55ecaf077f15 - std::sys_common::backtrace::print::h82e606e62781d8af
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x55ecaf077f15 - std::panicking::default_hook::{{closure}}::h1fe350ecbf7604e4
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x55ecaf077c52 - std::panicking::default_hook::h1b8b42953fdc841d
[INFO] [stderr]                                at src/libstd/panicking.rs:218
[INFO] [stderr]   10:     0x55ecaf0785f5 - std::panicking::rust_panic_with_hook::he73826f4bb75a21e
[INFO] [stderr]                                at src/libstd/panicking.rs:515
[INFO] [stderr]   11:     0x55ecaf07810b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:419
[INFO] [stderr]   12:     0x55ecaf09f441 - core::panicking::panic_fmt::hc8f9a0b2af5fb585
[INFO] [stderr]                                at src/libcore/panicking.rs:111
[INFO] [stderr]   13:     0x55ecaf09f402 - core::panicking::panic_bounds_check::hf35e89b66d379ee4
[INFO] [stderr]                                at src/libcore/panicking.rs:69
[INFO] [stderr]   14:     0x55ecaeec81a2 - <usize as core::slice::SliceIndex<[T]>>::index::hd40745894d32468c
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/slice/mod.rs:2872
[INFO] [stderr]   15:     0x55ecaeec7ce3 - core::slice::<impl core::ops::index::Index<I> for [T]>::index::h745afd8ee0800d57
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/slice/mod.rs:2732
[INFO] [stderr]   16:     0x55ecaefe6815 - <alloc::vec::Vec<T> as core::ops::index::Index<I>>::index::h67f825a236ecdcf6
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/vec.rs:1945
[INFO] [stderr]   17:     0x55ecaed694d1 - cbindgen::bindgen::cargo::cargo::parse_dep_string::h08587815d6af97bf
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/cargo/cargo.rs:19
[INFO] [stderr]   18:     0x55ecaed6ad73 - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::{{closure}}::h587e0c45eb84fc41
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/cargo/cargo.rs:125
[INFO] [stderr]   19:     0x55ecaece0889 - core::iter::adapters::map_fold::{{closure}}::h81db49d3769bbebc
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/iter/adapters/mod.rs:786
[INFO] [stderr]   20:     0x55ecaebe9de1 - core::iter::traits::iterator::Iterator::fold::ok::{{closure}}::h0138ee4191a836fb
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/iter/traits/iterator.rs:2002
[INFO] [stderr]   21:     0x55ecaed78eed - core::iter::traits::iterator::Iterator::try_fold::ha81d7ae2d9bc347e
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/iter/traits/iterator.rs:1878
[INFO] [stderr]   22:     0x55ecaed71dbe - core::iter::traits::iterator::Iterator::fold::he05f50d084bb9af9
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/iter/traits/iterator.rs:2005
[INFO] [stderr]   23:     0x55ecaecfe30a - <core::iter::adapters::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::h17bdba3c47085d76
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/iter/adapters/mod.rs:826
[INFO] [stderr]   24:     0x55ecaecd6e1a - core::iter::traits::iterator::Iterator::for_each::h09cda3bd79b72e4a
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/iter/traits/iterator.rs:658
[INFO] [stderr]   25:     0x55ecaec73b82 - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::spec_extend::hc90558e6dc2f0328
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/vec.rs:2116
[INFO] [stderr]   26:     0x55ecaec77bcc - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::from_iter::h188a1b04884410cf
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/vec.rs:2096
[INFO] [stderr]   27:     0x55ecaec82ff7 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h7cd45778482c1e86
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/liballoc/vec.rs:1981
[INFO] [stderr]   28:     0x55ecaecd6529 - core::iter::traits::iterator::Iterator::collect::h24fe1230a053760d
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libcore/iter/traits/iterator.rs:1660
[INFO] [stderr]   29:     0x55ecaed6aca7 - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::h686cf90fbcbd6447
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/cargo/cargo.rs:121
[INFO] [stderr]   30:     0x55ecaeb872f5 - cbindgen::bindgen::parser::Parser::parse_crate::h1844aa8b82f45d0e
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/parser.rs:159
[INFO] [stderr]   31:     0x55ecaeb864ac - cbindgen::bindgen::parser::parse_lib::h05c9ae768795f3d8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/parser.rs:88
[INFO] [stderr]   32:     0x55ecaebd4fa8 - cbindgen::bindgen::builder::Builder::generate::h9634796ec6989c93
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/builder.rs:322
[INFO] [stderr]   33:     0x55ecaeaf1c81 - cbindgen::generate_with_config::h0b15e77a2c158c6b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/lib.rs:37
[INFO] [stderr]   34:     0x55ecaeb4e07f - build_script_build::build_header::hfd68c2c163b09768
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:11
[INFO] [stderr]   35:     0x55ecaeb4e186 - build_script_build::main::h6e7affa65a324a0e
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:18
[INFO] [stderr]   36:     0x55ecaeaef34b - std::rt::lang_start::{{closure}}::h43a414cc18197a5c
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67
[INFO] [stderr]   37:     0x55ecaf078a38 - std::rt::lang_start_internal::{{closure}}::h985f9ad0467016f1
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   38:     0x55ecaf078a38 - std::panicking::try::do_call::hbcbbc645883681bb
[INFO] [stderr]                                at src/libstd/panicking.rs:331
[INFO] [stderr]   39:     0x55ecaf078a38 - std::panicking::try::h250f86dc8ee6d054
[INFO] [stderr]                                at src/libstd/panicking.rs:274
[INFO] [stderr]   40:     0x55ecaf078a38 - std::panic::catch_unwind::h58d26ced09bde6c3
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   41:     0x55ecaf078a38 - std::rt::lang_start_internal::h7de51dd9f16af454
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   42:     0x55ecaeaef327 - std::rt::lang_start::h9292cabfaae44fa4
[INFO] [stderr]                                at /rustc/28742a1146f10a4f09369baad027a464acb7a766/src/libstd/rt.rs:67
[INFO] [stderr]   43:     0x55ecaeb4e1ba - main
[INFO] [stderr]   44:     0x7fdb3b3a1b97 - __libc_start_main
[INFO] [stderr]   45:     0x55ecaea3afca - _start
[INFO] [stderr]   46:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "b898c8768596a39ae0e36f9649d54fc799f964d34e0d007d971adf8165b15952"`
[INFO] running `"docker" "rm" "-f" "b898c8768596a39ae0e36f9649d54fc799f964d34e0d007d971adf8165b15952"`
[INFO] [stdout] b898c8768596a39ae0e36f9649d54fc799f964d34e0d007d971adf8165b15952