[INFO] fetching crate battery-ffi 0.7.5...
[INFO] testing battery-ffi-0.7.5 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate battery-ffi 0.7.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate battery-ffi 0.7.5 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cbindgen v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec35e721fb97fa76869f7eebdd926bf0da4890b39aa9811b94af681ea9f62005
[INFO] running `Command { std: "docker" "start" "-a" "ec35e721fb97fa76869f7eebdd926bf0da4890b39aa9811b94af681ea9f62005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec35e721fb97fa76869f7eebdd926bf0da4890b39aa9811b94af681ea9f62005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec35e721fb97fa76869f7eebdd926bf0da4890b39aa9811b94af681ea9f62005", kill_on_drop: false }`
[INFO] [stdout] ec35e721fb97fa76869f7eebdd926bf0da4890b39aa9811b94af681ea9f62005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c7dda212f1c5357f05fe17ccbc2d5b2912a5a1dbd8c195c6738579948ce5951
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9c7dda212f1c5357f05fe17ccbc2d5b2912a5a1dbd8c195c6738579948ce5951", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling cbindgen v0.10.1
[INFO] [stderr]    Compiling battery v0.7.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling uom v0.30.0
[INFO] [stderr]    Compiling clap v2.33.3
[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 v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling toml v0.5.8
[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-603d13c5a2e2760d/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:     0x5616bedf7bd7 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5616bedf7bd7 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5616bedf7bd7 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5616bedf7bd7 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc33f3ac4cc9c4196
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5616bee1b47c - core::fmt::write::hfdcdeb08fb2b3afa
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x5616bedf4882 - std::io::Write::write_fmt::h83a843778fa2a815
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x5616bedfa1b5 - std::sys_common::backtrace::_print::hf179508b01f66878
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5616bedfa1b5 - std::sys_common::backtrace::print::ha97d11adb39266a6
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5616bedfa1b5 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5616bedf9d0a - std::panicking::default_hook::hbc0ee792993c2ef2
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5616bedfa976 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:595:17
[INFO] [stderr]     11:     0x5616bedfa497 - std::panicking::begin_panic_handler::{{closure}}::hf3e83396e085962e
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5616bedf809c - std::sys_common::backtrace::__rust_end_short_backtrace::hac151ac4c1e3252d
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5616bedfa3f9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5616bee19441 - core::panicking::panic_fmt::hf6d8a92b065b8f97
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5616bee19402 - core::panicking::panic_bounds_check::h455eff5af684fb9d
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:69:5
[INFO] [stderr]     16:     0x5616bec0c522 - <usize as core::slice::index::SliceIndex<[T]>>::index::h6a2f6585ce56bd4c
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/slice/index.rs:182:10
[INFO] [stderr]     17:     0x5616bec0a933 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::hbc1085513521b7c4
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/slice/index.rs:15:9
[INFO] [stderr]     18:     0x5616bed55ce9 - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::h40c44d31165f422a
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/vec.rs:2161:9
[INFO] [stderr]     19:     0x5616bea43a10 - cbindgen::bindgen::cargo::cargo::parse_dep_string::hc96044e14e049aed
[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:     0x5616bea45222 - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::{{closure}}::heb348890b7ce8bf5
[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:     0x5616bead52bd - core::iter::adapters::map::map_fold::{{closure}}::h6549866db734bdfa
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/iter/adapters/map.rs:80:28
[INFO] [stderr]     22:     0x5616bea52cde - core::iter::traits::iterator::Iterator::fold::h87941bf64d167c39
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/iter/traits/iterator.rs:2023:21
[INFO] [stderr]     23:     0x5616beace3d9 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::h91d0e68d5cc94e7a
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/iter/adapters/map.rs:120:9
[INFO] [stderr]     24:     0x5616bead2338 - core::iter::traits::iterator::Iterator::for_each::h28b2c36d77db49af
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/iter/traits/iterator.rs:678:9
[INFO] [stderr]     25:     0x5616be9fc783 - <alloc::vec::Vec<T,A> as alloc::vec::SpecExtend<T,I>>::spec_extend::h6516fe857287a29d
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/vec.rs:2568:17
[INFO] [stderr]     26:     0x5616bea04557 - <alloc::vec::Vec<T> as alloc::vec::SpecFromIterNested<T,I>>::from_iter::he934d02ec37c2ca2
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/vec.rs:2336:9
[INFO] [stderr]     27:     0x5616be9f8e29 - <alloc::vec::Vec<T> as alloc::vec::SpecFromIter<T,I>>::from_iter::h35004b1e55525409
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/vec.rs:2346:9
[INFO] [stderr]     28:     0x5616bea0a8e7 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::hdb1e9095f001cc3b
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/alloc/src/vec.rs:2181:9
[INFO] [stderr]     29:     0x5616bead1b09 - core::iter::traits::iterator::Iterator::collect::h80fd1476d0a5f7ff
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/iter/traits/iterator.rs:1670:9
[INFO] [stderr]     30:     0x5616bea45151 - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::h04ea985fb629e2dc
[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:     0x5616bea7b97d - cbindgen::bindgen::parser::Parser::parse_crate::hc47c7a95d162cae4
[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:     0x5616bea7aba7 - cbindgen::bindgen::parser::parse_lib::h88dc563fc60c211c
[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:     0x5616beae724a - cbindgen::bindgen::builder::Builder::generate::hec193bd76d585051
[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:     0x5616be8f8535 - cbindgen::generate_with_config::h994ff368bca15769
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/lib.rs:37:5
[INFO] [stderr]     35:     0x5616be8abe9b - build_script_build::build_header::h47fcd6cb195441a5
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:11:5
[INFO] [stderr]     36:     0x5616be8abfb6 - build_script_build::main::he0908b2bcfed8f80
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:18:5
[INFO] [stderr]     37:     0x5616be8c4cbb - core::ops::function::FnOnce::call_once::h2779717b6f96c9c9
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     38:     0x5616be8f654e - std::sys_common::backtrace::__rust_begin_short_backtrace::h16863e606f7636cd
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     39:     0x5616be8ac2f1 - std::rt::lang_start::{{closure}}::h2abdd10b860f4a60
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:66:18
[INFO] [stderr]     40:     0x5616bedfae67 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb5ab992a536e3d7c
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     41:     0x5616bedfae67 - std::panicking::try::do_call::h1bda883686bc1816
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40
[INFO] [stderr]     42:     0x5616bedfae67 - std::panicking::try::ha7167c079f243e71
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19
[INFO] [stderr]     43:     0x5616bedfae67 - std::panic::catch_unwind::he11c3de53f0b5853
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14
[INFO] [stderr]     44:     0x5616bedfae67 - std::rt::lang_start_internal::h45c3666b51d25060
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25
[INFO] [stderr]     45:     0x5616be8ac2c7 - std::rt::lang_start::h3a0f5beb64e02269
[INFO] [stderr]                                  at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:65:5
[INFO] [stderr]     46:     0x5616be8abfea - main
[INFO] [stderr]     47:     0x7fbca207e0b3 - __libc_start_main
[INFO] [stderr]     48:     0x5616be8070de - _start
[INFO] [stderr]     49:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "9c7dda212f1c5357f05fe17ccbc2d5b2912a5a1dbd8c195c6738579948ce5951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c7dda212f1c5357f05fe17ccbc2d5b2912a5a1dbd8c195c6738579948ce5951", kill_on_drop: false }`
[INFO] [stdout] 9c7dda212f1c5357f05fe17ccbc2d5b2912a5a1dbd8c195c6738579948ce5951