[INFO] fetching crate accord 0.2.2...
[INFO] checking accord-0.2.2 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate accord 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate accord 0.2.2 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate accord 0.2.2
[INFO] finished tweaking crates.io crate accord 0.2.2
[INFO] tweaked toml for crates.io crate accord 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding serde v0.8.23 (available: v1.0.215)
[INFO] [stderr]       Adding serde_codegen v0.8.14 (available: v0.8.23)
[INFO] [stderr]       Adding serde_json v0.8.6 (available: v1.0.133)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c3e777a808d1683a76503694e8f236da50bc810e467b1f7b9b3830e7461f721
[INFO] running `Command { std: "docker" "start" "-a" "3c3e777a808d1683a76503694e8f236da50bc810e467b1f7b9b3830e7461f721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c3e777a808d1683a76503694e8f236da50bc810e467b1f7b9b3830e7461f721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c3e777a808d1683a76503694e8f236da50bc810e467b1f7b9b3830e7461f721", kill_on_drop: false }`
[INFO] [stdout] 3c3e777a808d1683a76503694e8f236da50bc810e467b1f7b9b3830e7461f721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c29ddb69bfa32556adb03b9106b5de3a291d9da47d10270fade27c52b899c288
[INFO] running `Command { std: "docker" "start" "-a" "c29ddb69bfa32556adb03b9106b5de3a291d9da47d10270fade27c52b899c288", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]    Compiling syntex_pos v0.45.0
[INFO] [stderr]    Compiling syntex_errors v0.45.0
[INFO] [stderr]    Compiling syntex_syntax v0.45.1
[INFO] [stderr]    Compiling syntex v0.45.1
[INFO] [stderr]    Compiling serde_codegen v0.8.14
[INFO] [stderr]    Compiling accord v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `accord v0.2.2 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/accord-f343126884b9ef6f/build-script-build` (signal: 6, SIGABRT: process abort signal)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread '<unnamed>' panicked at core/src/panicking.rs:223:5:
[INFO] [stderr]   unsafe precondition(s) violated: slice::get_unchecked requires that the index is within the slice
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5dc70ae3da7a - std::backtrace_rs::backtrace::libunwind::trace::h49438d59a450c8cd
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x5dc70ae3da7a - std::backtrace_rs::backtrace::trace_unsynchronized::h00f8204a39c7607d
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5dc70ae3da7a - std::sys::backtrace::_print_fmt::hfb4570bcf6575231
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5dc70ae3da7a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::haa24b3ebc15b8405
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5dc70ae5cc03 - core::fmt::rt::Argument::fmt::h640632ca911b1954
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x5dc70ae5cc03 - core::fmt::write::hd87dd4a80fd6ed54
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/fmt/mod.rs:1189:21
[INFO] [stderr]      6:     0x5dc70ae3ade3 - std::io::Write::write_fmt::h63c69be3cb79728d
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/io/mod.rs:1887:15
[INFO] [stderr]      7:     0x5dc70ae3d8c2 - std::sys::backtrace::BacktraceLock::print::h0cabd5ee17b200b1
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x5dc70ae3e88c - std::panicking::default_hook::{{closure}}::hfecf31e00fd6a324
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x5dc70ae3e6d2 - std::panicking::default_hook::h4b1c6fd76f5e43f2
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x5dc70ae3eec7 - std::panicking::rust_panic_with_hook::h43e69ada3ffc0134
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x5dc70ae3ed26 - std::panicking::begin_panic_handler::{{closure}}::h541e54997b7f9317
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/panicking.rs:667:13
[INFO] [stderr]     12:     0x5dc70ae3df59 - std::sys::backtrace::__rust_end_short_backtrace::h77e9f2cf7d6f5724
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x5dc70ae3e9ec - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x5dc70ae5bded - core::panicking::panic_nounwind_fmt::runtime::hb9b20a69db4e575d
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/panicking.rs:119:22
[INFO] [stderr]     15:     0x5dc70ae5bded - core::panicking::panic_nounwind_fmt::h489783d6d08a69f5
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/intrinsics/mod.rs:3535:9
[INFO] [stderr]     16:     0x5dc70ae5be82 - core::panicking::panic_nounwind::he2896ad315205239
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/core/src/panicking.rs:223:5
[INFO] [stderr]     17:     0x5dc70accb1fb - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::hc1daf14809e54e63
[INFO] [stderr]     18:     0x5dc70accb002 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::hc8c4f008a5c1b240
[INFO] [stderr]     19:     0x5dc70aca4915 - core::slice::<impl [T]>::get_unchecked::hde56446dbf404aad
[INFO] [stderr]     20:     0x5dc70ab81935 - <alloc::vec::Vec<T> as syntex_syntax::util::move_map::MoveMap<T>>::move_flat_map::h59b4260cf1b0a565
[INFO] [stderr]     21:     0x5dc70abb53ac - syntex_syntax::fold::fold_attrs::h019bb66b99163c7a
[INFO] [stderr]     22:     0x5dc70abea8f6 - syntex_syntax::fold::noop_fold_item_simple::hc69b68b2dd3636c4
[INFO] [stderr]     23:     0x5dc70acae48f - syntex_syntax::fold::Folder::fold_item_simple::hcea8f4ed70add5aa
[INFO] [stderr]     24:     0x5dc70abe939f - syntex_syntax::fold::noop_fold_item::{{closure}}::ha4f9bd1e4725a46b
[INFO] [stderr]     25:     0x5dc70acd8b18 - syntex_syntax::ptr::P<T>::map::he92cf49ae6edb4a0
[INFO] [stderr]     26:     0x5dc70abe927b - syntex_syntax::fold::noop_fold_item::h70a467348e8e930d
[INFO] [stderr]     27:     0x5dc70acc3032 - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::{{closure}}::h8e4d5a5e2d8066c8
[INFO] [stderr]     28:     0x5dc70aca47e4 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once::h7a8e7886f989dbc4
[INFO] [stderr]     29:     0x5dc70ac87cfc - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next::hd0b22ebe03cc1a47
[INFO] [stderr]     30:     0x5dc70ac76b1c - core::ops::function::FnOnce::call_once::hd9e778f8e0656a12
[INFO] [stderr]     31:     0x5dc70ac83d3b - core::iter::adapters::fuse::and_then_or_clear::h505ed93a720b5c54
[INFO] [stderr]     32:     0x5dc70ac73a6e - <core::iter::adapters::fuse::Fuse<I> as core::iter::adapters::fuse::FuseImpl<I>>::next::h7137c933611b115c
[INFO] [stderr]     33:     0x5dc70acf806e - <core::iter::adapters::flatten::FlattenCompat<I,U> as core::iter::traits::iterator::Iterator>::next::h241b343d943f4c98
[INFO] [stderr]     34:     0x5dc70acf7997 - <core::iter::adapters::flatten::FlatMap<I,U,F> as core::iter::traits::iterator::Iterator>::next::h1870b32fec9ea109
[INFO] [stderr]     35:     0x5dc70ad4a96f - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::Extend<T>>::extend::hba1e707cb0066a30
[INFO] [stderr]     36:     0x5dc70ad47b8d - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h5fe8be3eea8988f5
[INFO] [stderr]     37:     0x5dc70acfb39e - core::iter::traits::iterator::Iterator::collect::h393af541cd56aa59
[INFO] [stderr]     38:     0x5dc70acc2fcc - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::h39886b56fe233321
[INFO] [stderr]     39:     0x5dc70abe88d0 - syntex_syntax::fold::noop_fold_crate::h124bbc59d899f755
[INFO] [stderr]     40:     0x5dc70acae38f - syntex_syntax::fold::Folder::fold_crate::h71361f2d48ae3e6d
[INFO] [stderr]     41:     0x5dc70acc2f3c - syntex_syntax::ext::decorator::expand_attributes::hc89980ade33f09a7
[INFO] [stderr]     42:     0x5dc70ac94b63 - syntex_syntax::ext::expand::MacroExpander::expand_crate::h4262e4478e24f462
[INFO] [stderr]     43:     0x5dc70ab4e0ba - syntex::registry::Registry::expand_crate::hbb9776ad26573c02
[INFO] [stderr]     44:     0x5dc70aad94cf - syntex::registry::Registry::expand::h89a12affb1208bbd
[INFO] [stderr]     45:     0x5dc70aad60dc - serde_codegen::expand::{{closure}}::h99d58c5f0494f124
[INFO] [stderr]     46:     0x5dc70aad6276 - std::sys::backtrace::__rust_begin_short_backtrace::h1770dfa90acce964
[INFO] [stderr]     47:     0x5dc70aad7909 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha5745187ef815d91
[INFO] [stderr]     48:     0x5dc70aad5eba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd75824ed84f676fb
[INFO] [stderr]     49:     0x5dc70aad79b4 - std::panicking::try::do_call::h0b2723dd7745fdef
[INFO] [stderr]     50:     0x5dc70aad9efb - __rust_try
[INFO] [stderr]     51:     0x5dc70aad7555 - std::thread::Builder::spawn_unchecked_::{{closure}}::h820963e3c243459c
[INFO] [stderr]     52:     0x5dc70aad8016 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9218a34a49d1e9a0
[INFO] [stderr]     53:     0x5dc70ae4116b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h1688b4c76d4fd6af
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/alloc/src/boxed.rs:1972:9
[INFO] [stderr]     54:     0x5dc70ae4116b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc9c8eecc9c216202
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/alloc/src/boxed.rs:1972:9
[INFO] [stderr]     55:     0x5dc70ae4116b - std::sys::pal::unix::thread::Thread::new::thread_start::hd688a1ea7ea0a62d
[INFO] [stderr]                                  at /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]     56:     0x7f2abc9d4ac3 - <unknown>
[INFO] [stderr]     57:     0x7f2abca65a04 - clone
[INFO] [stderr]     58:                0x0 - <unknown>
[INFO] [stderr]   thread caused non-unwinding panic. aborting.
[INFO] running `Command { std: "docker" "inspect" "c29ddb69bfa32556adb03b9106b5de3a291d9da47d10270fade27c52b899c288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29ddb69bfa32556adb03b9106b5de3a291d9da47d10270fade27c52b899c288", kill_on_drop: false }`
[INFO] [stdout] c29ddb69bfa32556adb03b9106b5de3a291d9da47d10270fade27c52b899c288
