[INFO] fetching crate accord 0.2.2...
[INFO] checking accord-0.2.2 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate accord 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate accord 0.2.2 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "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-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "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 bitflags v0.7.0 (available: v2.6.0)
[INFO] [stderr]       Adding dtoa v0.2.2 (available: v1.0.9)
[INFO] [stderr]       Adding itoa v0.1.1 (available: v1.0.11)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.22)
[INFO] [stderr]       Adding num-traits v0.1.43 (available: v0.2.19)
[INFO] [stderr]       Adding quote v0.3.15 (available: v1.0.37)
[INFO] [stderr]       Adding serde v0.8.23 (available: v1.0.210)
[INFO] [stderr]       Adding serde_codegen v0.8.14 (available: v0.8.23)
[INFO] [stderr]       Adding serde_codegen_internals v0.10.0 (available: v0.14.2)
[INFO] [stderr]       Adding serde_json v0.8.6 (available: v1.0.128)
[INFO] [stderr]       Adding syn v0.9.2 (available: v2.0.77)
[INFO] [stderr]       Adding syntex v0.45.1 (available: v0.58.1)
[INFO] [stderr]       Adding syntex_errors v0.45.0 (available: v0.59.1)
[INFO] [stderr]       Adding syntex_pos v0.45.0 (available: v0.59.1)
[INFO] [stderr]       Adding syntex_syntax v0.45.1 (available: v0.59.1)
[INFO] [stderr]       Adding term v0.4.6 (available: v1.0.0)
[INFO] [stderr]       Adding unicode-xid v0.0.3 (available: v0.2.6)
[INFO] [stderr]       Adding winapi v0.2.8 (available: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 129fa2c8b0c939c3daaa5f913834aa82d04ac3dc40b1fef4ff7dd4145e254bd0
[INFO] running `Command { std: "docker" "start" "-a" "129fa2c8b0c939c3daaa5f913834aa82d04ac3dc40b1fef4ff7dd4145e254bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "129fa2c8b0c939c3daaa5f913834aa82d04ac3dc40b1fef4ff7dd4145e254bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129fa2c8b0c939c3daaa5f913834aa82d04ac3dc40b1fef4ff7dd4145e254bd0", kill_on_drop: false }`
[INFO] [stdout] 129fa2c8b0c939c3daaa5f913834aa82d04ac3dc40b1fef4ff7dd4145e254bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a80fcdd73ad8faedc67a5d06ef93c49bb716801aa905050cebd8cc285d3dbcc2
[INFO] running `Command { std: "docker" "start" "-a" "a80fcdd73ad8faedc67a5d06ef93c49bb716801aa905050cebd8cc285d3dbcc2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling libc v0.2.158
[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 bitflags v0.7.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syn v0.9.2
[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-03a7ad9000d52dfe/build-script-build` (signal: 6, SIGABRT: process abort signal)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread '<unnamed>' panicked at core/src/panicking.rs:221:5:
[INFO] [stderr]   unsafe precondition(s) violated: slice::get_unchecked requires that the index is within the slice
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5d249927d23a - std::backtrace_rs::backtrace::libunwind::trace::h1a1e572723065690
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x5d249927d23a - std::backtrace_rs::backtrace::trace_unsynchronized::h1276564cb74b63a1
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5d249927d23a - std::sys::backtrace::_print_fmt::h84871980db6e0e53
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5d249927d23a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4088fd32dca526b7
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5d249929bcbb - core::fmt::rt::Argument::fmt::h56a71fe22ed738aa
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x5d249929bcbb - core::fmt::write::h194fcda28a99c511
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]      6:     0x5d249927a603 - std::io::Write::write_fmt::h6dcab05f9fb3320d
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x5d249927d082 - std::sys::backtrace::BacktraceLock::print::h587b834c61bc676c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x5d249927e347 - std::panicking::default_hook::{{closure}}::h1647900569bd226e
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x5d249927e176 - std::panicking::default_hook::h465fda42c5bc2837
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x5d249927e987 - std::panicking::rust_panic_with_hook::hc56ab325220cbe2c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x5d249927e7f3 - std::panicking::begin_panic_handler::{{closure}}::h316d6705fe04cd83
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:667:13
[INFO] [stderr]     12:     0x5d249927d719 - std::sys::backtrace::__rust_end_short_backtrace::h8a1797ffc3892a9a
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x5d249927e4b4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x5d249929aec5 - core::panicking::panic_nounwind_fmt::runtime::h05f5c74af88d6908
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/panicking.rs:112:18
[INFO] [stderr]     15:     0x5d249929aec5 - core::panicking::panic_nounwind_fmt::hb4ee4d4767068209
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/panicking.rs:122:5
[INFO] [stderr]     16:     0x5d249929af52 - core::panicking::panic_nounwind::h6b90471bdca15466
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/panicking.rs:221:5
[INFO] [stderr]     17:     0x5d249918476b - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::h85adf2c3728ef906
[INFO] [stderr]     18:     0x5d2499184432 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h68eb86b07fbfe5b8
[INFO] [stderr]     19:     0x5d2499199a65 - core::slice::<impl [T]>::get_unchecked::hab7daf2d68cf90f1
[INFO] [stderr]     20:     0x5d2498fb5f05 - <alloc::vec::Vec<T> as syntex_syntax::util::move_map::MoveMap<T>>::move_flat_map::h1a06710e81880ee9
[INFO] [stderr]     21:     0x5d2498ff938c - syntex_syntax::fold::fold_attrs::h34396710110060a7
[INFO] [stderr]     22:     0x5d249902cfe3 - syntex_syntax::fold::noop_fold_item_simple::h426e098d49aec4f4
[INFO] [stderr]     23:     0x5d24991a2caf - syntex_syntax::fold::Folder::fold_item_simple::had96b9a13e8a87d4
[INFO] [stderr]     24:     0x5d249902cd0f - syntex_syntax::fold::noop_fold_item::{{closure}}::h222d4e7f55aa18c5
[INFO] [stderr]     25:     0x5d249918ead8 - syntex_syntax::ptr::P<T>::map::h8d8964786dfeb994
[INFO] [stderr]     26:     0x5d249902cb8b - syntex_syntax::fold::noop_fold_item::h22d3e0aad67f499e
[INFO] [stderr]     27:     0x5d24991b77b2 - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::{{closure}}::hbbd3582f87bf18fb
[INFO] [stderr]     28:     0x5d2499199224 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once::h24a5adc86e27b897
[INFO] [stderr]     29:     0x5d24990f50cc - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next::hd54b83c3b9e9861b
[INFO] [stderr]     30:     0x5d249912e52c - core::ops::function::FnOnce::call_once::h1cc7e2e8df40600c
[INFO] [stderr]     31:     0x5d249913c0db - core::iter::adapters::fuse::and_then_or_clear::h1fdf4e650dbfc656
[INFO] [stderr]     32:     0x5d249912c7de - <core::iter::adapters::fuse::Fuse<I> as core::iter::adapters::fuse::FuseImpl<I>>::next::hde11a55795752fd3
[INFO] [stderr]     33:     0x5d249916741e - <core::iter::adapters::flatten::FlattenCompat<I,U> as core::iter::traits::iterator::Iterator>::next::h05ef1559147166a7
[INFO] [stderr]     34:     0x5d2499167257 - <core::iter::adapters::flatten::FlatMap<I,U,F> as core::iter::traits::iterator::Iterator>::next::hdf3d57ebf41f5092
[INFO] [stderr]     35:     0x5d24990c4bff - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::Extend<T>>::extend::hcf766e2865894e32
[INFO] [stderr]     36:     0x5d24990c228d - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::ha40381c7a201d432
[INFO] [stderr]     37:     0x5d249916a95e - core::iter::traits::iterator::Iterator::collect::h035580a5fd5add0b
[INFO] [stderr]     38:     0x5d24991b774c - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::hefd5de2eb86c78c1
[INFO] [stderr]     39:     0x5d249902c306 - syntex_syntax::fold::noop_fold_crate::h349ac08dfd1d636e
[INFO] [stderr]     40:     0x5d24991a2baf - syntex_syntax::fold::Folder::fold_crate::h3f7f0bbcb8253ff6
[INFO] [stderr]     41:     0x5d24991b76bc - syntex_syntax::ext::decorator::expand_attributes::h8ccd6e1551b320ac
[INFO] [stderr]     42:     0x5d2499102a33 - syntex_syntax::ext::expand::MacroExpander::expand_crate::hbe193fe0b0148324
[INFO] [stderr]     43:     0x5d2498f93563 - syntex::registry::Registry::expand_crate::h45bf944612fca6ea
[INFO] [stderr]     44:     0x5d2498f1f648 - syntex::registry::Registry::expand::ha71d32ba96c864a3
[INFO] [stderr]     45:     0x5d2498f1cbdc - serde_codegen::expand::{{closure}}::hda34db15d5b69b87
[INFO] [stderr]     46:     0x5d2498f1cd76 - std::sys::backtrace::__rust_begin_short_backtrace::hae4374312dc6509a
[INFO] [stderr]     47:     0x5d2498f1e1f5 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5ea7618e8f716ff6
[INFO] [stderr]     48:     0x5d2498f1c9a8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fe50a4a2a1900b5
[INFO] [stderr]     49:     0x5d2498f1e224 - std::panicking::try::do_call::h522428edf8222f8a
[INFO] [stderr]     50:     0x5d2498f2006b - __rust_try
[INFO] [stderr]     51:     0x5d2498f1dd77 - std::thread::Builder::spawn_unchecked_::{{closure}}::h0fa6436ffee0d46a
[INFO] [stderr]     52:     0x5d2498f1e346 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h64c28d0fe38f2338
[INFO] [stderr]     53:     0x5d2499280ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h59911ed772426216
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/alloc/src/boxed.rs:2453:9
[INFO] [stderr]     54:     0x5d2499280ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7c2c8be453572377
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/alloc/src/boxed.rs:2453:9
[INFO] [stderr]     55:     0x5d2499280ecb - std::sys::pal::unix::thread::Thread::new::thread_start::h5663c1ed49a44d56
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]     56:     0x75887fd83ac3 - <unknown>
[INFO] [stderr]     57:     0x75887fe14a04 - clone
[INFO] [stderr]     58:                0x0 - <unknown>
[INFO] [stderr]   thread caused non-unwinding panic. aborting.
[INFO] running `Command { std: "docker" "inspect" "a80fcdd73ad8faedc67a5d06ef93c49bb716801aa905050cebd8cc285d3dbcc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80fcdd73ad8faedc67a5d06ef93c49bb716801aa905050cebd8cc285d3dbcc2", kill_on_drop: false }`
[INFO] [stdout] a80fcdd73ad8faedc67a5d06ef93c49bb716801aa905050cebd8cc285d3dbcc2
