[INFO] fetching crate battery-ffi 0.7.5...
[INFO] checking battery-ffi-0.7.5 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate battery-ffi 0.7.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate battery-ffi 0.7.5 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87c7efb8691bca50cb787b63c8cad52ccd166e93b19a6690831aee2c0f9d6446
[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" "87c7efb8691bca50cb787b63c8cad52ccd166e93b19a6690831aee2c0f9d6446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87c7efb8691bca50cb787b63c8cad52ccd166e93b19a6690831aee2c0f9d6446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c7efb8691bca50cb787b63c8cad52ccd166e93b19a6690831aee2c0f9d6446", kill_on_drop: false }`
[INFO] [stdout] 87c7efb8691bca50cb787b63c8cad52ccd166e93b19a6690831aee2c0f9d6446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7737bc9be76f56b121c109d5881703d511d12660446dea595f1b80a28931bc82
[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" "7737bc9be76f56b121c109d5881703d511d12660446dea595f1b80a28931bc82", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling cbindgen v0.10.1
[INFO] [stderr]    Compiling battery v0.7.8
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking uom v0.30.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[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-9580e9df1221a202/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:     0x55aae611a9d7 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55aae611a9d7 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55aae611a9d7 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55aae611a9d7 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h04bea14549780a0f
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55aae613e45c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x55aae6117512 - std::io::Write::write_fmt::h55dd75636eef6a5c
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x55aae611cfb5 - std::sys_common::backtrace::_print::h6439e8525077c7da
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55aae611cfb5 - std::sys_common::backtrace::print::h02b685f728ce3931
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55aae611cfb5 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55aae611cb13 - std::panicking::default_hook::hba441710bb71f4d5
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55aae611d776 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:595:17
[INFO] [stderr]     11:     0x55aae611d297 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55aae611ae9c - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55aae611d1f9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55aae613c451 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55aae613c412 - core::panicking::panic_bounds_check::h5752306d250b5620
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/panicking.rs:69:5
[INFO] [stderr]     16:     0x55aae5fd3792 - <usize as core::slice::index::SliceIndex<[T]>>::index::h82b2aeb3a91a3f2a
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/slice/index.rs:182:10
[INFO] [stderr]     17:     0x55aae5fd1cd3 - core::slice::index::<impl core::ops::index::Index<I> for [T]>::index::he7c3a76fdac38ace
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/slice/index.rs:15:9
[INFO] [stderr]     18:     0x55aae5f25349 - <alloc::vec::Vec<T,A> as core::ops::index::Index<I>>::index::hce0edf1a99c98b6f
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/alloc/src/vec/mod.rs:2071:9
[INFO] [stderr]     19:     0x55aae5d72c10 - cbindgen::bindgen::cargo::cargo::parse_dep_string::h58f49b0565d1e901
[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:     0x55aae5d74422 - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::{{closure}}::hea7be75bcaf59866
[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:     0x55aae5dfe5ad - core::iter::adapters::map::map_fold::{{closure}}::h1cdabdfe576cc957
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/adapters/map.rs:80:28
[INFO] [stderr]     22:     0x55aae5d89ede - core::iter::traits::iterator::Iterator::fold::hc960dede9bde019f
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/traits/iterator.rs:2118:21
[INFO] [stderr]     23:     0x55aae5df4249 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::h19e9fe5708ff2ea9
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/adapters/map.rs:120:9
[INFO] [stderr]     24:     0x55aae5dfb3b8 - core::iter::traits::iterator::Iterator::for_each::hdbd69b70bcc1bd37
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/traits/iterator.rs:776:9
[INFO] [stderr]     25:     0x55aae5db9643 - <alloc::vec::Vec<T,A> as alloc::vec::spec_extend::SpecExtend<T,I>>::spec_extend::h2f2c8753946dfd00
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/alloc/src/vec/spec_extend.rs:42:17
[INFO] [stderr]     26:     0x55aae5da1337 - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter_nested::SpecFromIterNested<T,I>>::from_iter::h3d4a3a95af60e2bc
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/alloc/src/vec/spec_from_iter_nested.rs:53:9
[INFO] [stderr]     27:     0x55aae5dbd7f9 - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter::SpecFromIter<T,I>>::from_iter::h8a14bce7478d934a
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/alloc/src/vec/spec_from_iter.rs:36:9
[INFO] [stderr]     28:     0x55aae5db7917 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h249155d586676b20
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/alloc/src/vec/mod.rs:2091:9
[INFO] [stderr]     29:     0x55aae5df9b19 - core::iter::traits::iterator::Iterator::collect::h61983ee0c1a98d4e
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/iter/traits/iterator.rs:1765:9
[INFO] [stderr]     30:     0x55aae5d74355 - cbindgen::bindgen::cargo::cargo::Cargo::dependencies::h969990ad596a487b
[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:     0x55aae5dc60ae - cbindgen::bindgen::parser::Parser::parse_crate::hc124292db2c92788
[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:     0x55aae5dc52d7 - cbindgen::bindgen::parser::parse_lib::hff0b4bd0566c2336
[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:     0x55aae5c7b082 - cbindgen::bindgen::builder::Builder::generate::hb65a114200ef8fa4
[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:     0x55aae5bf2f2e - cbindgen::generate_with_config::h82f2f74ae325d40b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.10.1/src/lib.rs:37:5
[INFO] [stderr]     35:     0x55aae5bd71a4 - build_script_build::build_header::h0c2e23f048dd8069
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:11:5
[INFO] [stderr]     36:     0x55aae5bd72c9 - build_script_build::main::he62b9e447a9cf75b
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:18:5
[INFO] [stderr]     37:     0x55aae5bea09b - core::ops::function::FnOnce::call_once::h08a98fae3c1b0c6a
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     38:     0x55aae5c2c20e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9d6decc88c50e42c
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     39:     0x55aae5be9eb1 - std::rt::lang_start::{{closure}}::h512e80b9ed74d5b2
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:66:18
[INFO] [stderr]     40:     0x55aae611dc67 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7c92107c3c98a949
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     41:     0x55aae611dc67 - std::panicking::try::do_call::h7454c57e8fbf0cc1
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:379:40
[INFO] [stderr]     42:     0x55aae611dc67 - std::panicking::try::he71cdc15ed83b5ec
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panicking.rs:343:19
[INFO] [stderr]     43:     0x55aae611dc67 - std::panic::catch_unwind::hfc08ddb043e6e18c
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/panic.rs:396:14
[INFO] [stderr]     44:     0x55aae611dc67 - std::rt::lang_start_internal::he4958117ec6901fd
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:51:25
[INFO] [stderr]     45:     0x55aae5be9e87 - std::rt::lang_start::h5de54ad1ec4aee07
[INFO] [stderr]                                  at /rustc/4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5/library/std/src/rt.rs:65:5
[INFO] [stderr]     46:     0x55aae5bd72fa - main
[INFO] [stderr]     47:     0x7f75c73500b3 - __libc_start_main
[INFO] [stderr]     48:     0x55aae5b2f0de - _start
[INFO] [stderr]     49:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7737bc9be76f56b121c109d5881703d511d12660446dea595f1b80a28931bc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7737bc9be76f56b121c109d5881703d511d12660446dea595f1b80a28931bc82", kill_on_drop: false }`
[INFO] [stdout] 7737bc9be76f56b121c109d5881703d511d12660446dea595f1b80a28931bc82