[INFO] fetching crate battery-ffi 0.7.5...
[INFO] testing battery-ffi-0.7.5 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate battery-ffi 0.7.5 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate battery-ffi 0.7.5 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b43bad9c5424c8b3081c2bbda9ab97c0ddf711ce2c29783acee9c2a5979edc98
[INFO] running `Command { std: "docker" "start" "-a" "b43bad9c5424c8b3081c2bbda9ab97c0ddf711ce2c29783acee9c2a5979edc98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b43bad9c5424c8b3081c2bbda9ab97c0ddf711ce2c29783acee9c2a5979edc98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b43bad9c5424c8b3081c2bbda9ab97c0ddf711ce2c29783acee9c2a5979edc98", kill_on_drop: false }`
[INFO] [stdout] b43bad9c5424c8b3081c2bbda9ab97c0ddf711ce2c29783acee9c2a5979edc98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 295f40d4bb7917fe4bc7f969add76aedb7b66f7b6b42ce81919948d15accc873
[INFO] running `Command { std: "docker" "start" "-a" "295f40d4bb7917fe4bc7f969add76aedb7b66f7b6b42ce81919948d15accc873", kill_on_drop: false }`
[INFO] [stderr]    Compiling cbindgen v0.10.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.66
[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-ea7d6f1c37071a15/build-script-build` (exit status: 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:     0x5633e2e15a90 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5633e2e15a90 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5633e2e15a90 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5633e2e15a90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he312f4ad5b9bb346
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5633e2e3b26c - core::fmt::write::h9a6d9c74526a6c1b
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x5633e2e13095 - std::io::Write::write_fmt::h6aced00850e8186f
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15
[INFO] [stderr]      6:     0x5633e2e17fbb - std::sys_common::backtrace::_print::h65d996766de40da4
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5633e2e17fbb - std::sys_common::backtrace::print::h40df9727e635f303
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5633e2e17fbb - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5633e2e17a91 - std::panicking::default_hook::h3d55120ad6ada158
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5633e2e186a9 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:626:17
[INFO] [stderr]     11:     0x5633e2e18167 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x5633e2e15f6c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5633e2e180c9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x5633e2899741 - core::panicking::panic_fmt::hcf5f6d96e1dd7099
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5633e2899702 - core::panicking::panic_bounds_check::hc3a71010bf41c72d
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:69:5
[INFO] [stderr]     16:     0x5633e2d995ae - <usize as core::slice::index::SliceIndex<[T]>>::index::h5937ad7885fbe680
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/slice/index.rs:184:10
[INFO] [stderr]     17:     0x5633e2d97837 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::hf74ad08b3cbc16f7
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/slice/index.rs:15:9
[INFO] [stderr]     18:     0x5633e2c4ae3f - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::hac409611b3c91379
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/vec/mod.rs:2433:9
[INFO] [stderr]     19:     0x5633e2a6621d - cbindgen::bindgen::cargo::cargo::parse_dep_string::h4844bda33ed529b9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/cargo/cargo.rs:19:16
[INFO] [stderr]     20:     0x5633e2a678a6 - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::{{closure}}::ha9854bbeecc3ef39
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/cargo/cargo.rs:125:47
[INFO] [stderr]     21:     0x5633e2a2f173 - core::iter::adapters::map::map_fold::{{closure}}::hebcb1dda3ec03906
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/iter/adapters/map.rs:82:28
[INFO] [stderr]     22:     0x5633e2a037df - core::iter::traits::iterator::Iterator::fold::hfaefc47c3be2710b
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/iter/traits/iterator.rs:2174:21
[INFO] [stderr]     23:     0x5633e2a25bbd - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::hba98885d667a812c
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/iter/adapters/map.rs:122:9
[INFO] [stderr]     24:     0x5633e2a2abca - core::iter::traits::iterator::Iterator::for_each::h795e83b42605f517
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/iter/traits/iterator.rs:737:9
[INFO] [stderr]     25:     0x5633e2aa14b8 - <alloc::vec::Vec<T,A> as alloc::vec::spec_extend::SpecExtend<T,I>>::spec_extend::h241aef908dc3ed68
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/vec/spec_extend.rs:40:17
[INFO] [stderr]     26:     0x5633e2a8fabd - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter_nested::SpecFromIterNested<T,I>>::from_iter::he5d090b3113f4515
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/vec/spec_from_iter_nested.rs:56:9
[INFO] [stderr]     27:     0x5633e2aa5979 - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter::SpecFromIter<T,I>>::from_iter::h9e96b21cfd88af8e
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/vec/spec_from_iter.rs:33:9
[INFO] [stderr]     28:     0x5633e2a9fe31 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::hcb6bd4ef44c7c83f
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/vec/mod.rs:2454:9
[INFO] [stderr]     29:     0x5633e2a2a119 - core::iter::traits::iterator::Iterator::collect::hdb8981febe95cda0
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/iter/traits/iterator.rs:1749:9
[INFO] [stderr]     30:     0x5633e2a677de - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::h08357c49925acd77
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/cargo/cargo.rs:121:9
[INFO] [stderr]     31:     0x5633e2acfd91 - cbindgen::bindgen::parser::Parser::parse_crate::h1ff0d6023f1fe72e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/parser.rs:159:31
[INFO] [stderr]     32:     0x5633e2acf1c9 - cbindgen::bindgen::parser::parse_lib::h89de38d8b881f8ce
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/parser.rs:88:5
[INFO] [stderr]     33:     0x5633e2acc71b - cbindgen::bindgen::builder::Builder::generate::h79a756a05acb6564
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/bindgen/builder.rs:322:33
[INFO] [stderr]     34:     0x5633e29420dd - cbindgen::generate_with_config::h3092436064e70c41
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/lib.rs:37:5
[INFO] [stderr]     35:     0x5633e295bc08 - build_script_build::build_header::h03029aaa33f76d84
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:11:5
[INFO] [stderr]     36:     0x5633e295bcf6 - build_script_build::main::ha0d69995f511a301
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:18:5
[INFO] [stderr]     37:     0x5633e29979bb - core::ops::function::FnOnce::call_once::h27387ff6c813c55f
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     38:     0x5633e298f9fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h42b889feed448b3e
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     39:     0x5633e298fa91 - std::rt::lang_start::{{closure}}::hcdf0a53ab7898450
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:63:18
[INFO] [stderr]     40:     0x5633e2e18c8a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5a0483c8d4e9c15d
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     41:     0x5633e2e18c8a - std::panicking::try::do_call::h6ad7918f175f6ddd
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40
[INFO] [stderr]     42:     0x5633e2e18c8a - std::panicking::try::hcd5af58f52320690
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19
[INFO] [stderr]     43:     0x5633e2e18c8a - std::panic::catch_unwind::hf1ae33ba67228f1e
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14
[INFO] [stderr]     44:     0x5633e2e18c8a - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:48
[INFO] [stderr]     45:     0x5633e2e18c8a - std::panicking::try::do_call::h1ade2a52932fc900
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40
[INFO] [stderr]     46:     0x5633e2e18c8a - std::panicking::try::h6f4a87ad169e174b
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19
[INFO] [stderr]     47:     0x5633e2e18c8a - std::panic::catch_unwind::h043c7f08019f9e2a
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14
[INFO] [stderr]     48:     0x5633e2e18c8a - std::rt::lang_start_internal::h82825699ebfd70bd
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:45:20
[INFO] [stderr]     49:     0x5633e298fa60 - std::rt::lang_start::h926f7bc99432633a
[INFO] [stderr]                                  at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/rt.rs:62:5
[INFO] [stderr]     50:     0x5633e295bd1c - main
[INFO] [stderr]     51:     0x7f1e9a3650b3 - __libc_start_main
[INFO] [stderr]     52:     0x5633e2899f3e - _start
[INFO] [stderr]     53:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "295f40d4bb7917fe4bc7f969add76aedb7b66f7b6b42ce81919948d15accc873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "295f40d4bb7917fe4bc7f969add76aedb7b66f7b6b42ce81919948d15accc873", kill_on_drop: false }`
[INFO] [stdout] 295f40d4bb7917fe4bc7f969add76aedb7b66f7b6b42ce81919948d15accc873