[INFO] fetching crate accord 0.2.2...
[INFO] checking accord-0.2.2 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate accord 0.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate accord 0.2.2 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "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-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.1.1
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded dtoa v0.2.2
[INFO] [stderr]   Downloaded serde_codegen_internals v0.10.0
[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded serde_codegen v0.8.14
[INFO] [stderr]   Downloaded kernel32-sys v0.2.2
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded rustc-serialize v0.3.25
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded syn v0.9.2
[INFO] [stderr]   Downloaded syntex_syntax v0.45.1
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded syntex_errors v0.45.0
[INFO] [stderr]   Downloaded syntex_pos v0.45.0
[INFO] [stderr]   Downloaded syntex v0.45.1
[INFO] [stderr]   Downloaded serde_json v0.8.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36c4813a1107d349920d3e384d0c682fcd902a2f90eb7c69cc35b1594fb478cd
[INFO] running `Command { std: "docker" "start" "-a" "36c4813a1107d349920d3e384d0c682fcd902a2f90eb7c69cc35b1594fb478cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36c4813a1107d349920d3e384d0c682fcd902a2f90eb7c69cc35b1594fb478cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c4813a1107d349920d3e384d0c682fcd902a2f90eb7c69cc35b1594fb478cd", kill_on_drop: false }`
[INFO] [stdout] 36c4813a1107d349920d3e384d0c682fcd902a2f90eb7c69cc35b1594fb478cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62a2f146c499817e4d7c82b7ef8cc0c04a5c5ff67af6e6ca7de2907d85086636
[INFO] running `Command { std: "docker" "start" "-a" "62a2f146c499817e4d7c82b7ef8cc0c04a5c5ff67af6e6ca7de2907d85086636", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[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]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.8.6
[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-24498e5605ab0536/build-script-build` (signal: 6, SIGABRT: process abort signal)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread '<unnamed>' panicked at library/core/src/panicking.rs:155:5:
[INFO] [stderr]   unsafe precondition(s) violated: hint::assert_unchecked must never be called when the condition is false
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f492241ac6 - std::backtrace_rs::backtrace::libunwind::trace::h4a01ad0b1654c0b3
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55f492241ac6 - std::backtrace_rs::backtrace::trace_unsynchronized::h9f80f9c1a87c88e7
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f492241ac6 - std::sys_common::backtrace::_print_fmt::hfb825d5b45347dc7
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x55f492241ac6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd399990d6b396792
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55f49226152c - core::fmt::rt::Argument::fmt::h6780ff77d2596c7e
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55f49226152c - core::fmt::write::heeb505bfc1cf113c
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55f49223f8cf - std::io::Write::write_fmt::h06956d82941b8ab5
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      7:     0x55f492241874 - std::sys_common::backtrace::_print::h5a2ad20f98de74d9
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55f492241874 - std::sys_common::backtrace::print::hb7c2e18145b4bc56
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55f492242ecb - std::panicking::default_hook::{{closure}}::h2c7ccc2f6c33079c
[INFO] [stderr]     10:     0x55f492242c19 - std::panicking::default_hook::h6ae4b6e844fd8bea
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55f49224336d - std::panicking::rust_panic_with_hook::h1591957e3d275a90
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/panicking.rs:781:13
[INFO] [stderr]     12:     0x55f492243209 - std::panicking::begin_panic_handler::{{closure}}::h384c4e87a0cf88d5
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/panicking.rs:651:13
[INFO] [stderr]     13:     0x55f492241fa6 - std::sys_common::backtrace::__rust_end_short_backtrace::h091aa6af759b84a7
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x55f492242f74 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/panicking.rs:647:5
[INFO] [stderr]     15:     0x55f491e873aa - core::panicking::panic_nounwind_fmt::runtime::h5059c904e3870214
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/core/src/panicking.rs:110:18
[INFO] [stderr]     16:     0x55f491e873aa - core::panicking::panic_nounwind_fmt::h940bfce281f9d77b
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/core/src/panicking.rs:122:9
[INFO] [stderr]     17:     0x55f491e87459 - core::panicking::panic_nounwind::he16f3a595c260cd7
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/core/src/panicking.rs:155:5
[INFO] [stderr]     18:     0x55f492264d78 - core::hint::assert_unchecked::precondition_check::h2727a591202fd76d
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/core/src/intrinsics.rs:2666:21
[INFO] [stderr]     19:     0x55f4920a9d21 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h09d97036bd3c0b60
[INFO] [stderr]     20:     0x55f492057fa5 - core::slice::<impl [T]>::get_unchecked::h997d72f20fee9ae9
[INFO] [stderr]     21:     0x55f491f46725 - <alloc::vec::Vec<T> as syntex_syntax::util::move_map::MoveMap<T>>::move_flat_map::h40b682d37387be7d
[INFO] [stderr]     22:     0x55f491f9bb05 - syntex_syntax::fold::fold_attrs::h4fea60c7d736d933
[INFO] [stderr]     23:     0x55f491fd19e3 - syntex_syntax::fold::noop_fold_item_simple::h6bf4364c85fa5475
[INFO] [stderr]     24:     0x55f492066d2f - syntex_syntax::fold::Folder::fold_item_simple::hee6d7ad19fda667c
[INFO] [stderr]     25:     0x55f491fd085f - syntex_syntax::fold::noop_fold_item::{{closure}}::h989102befd607ddc
[INFO] [stderr]     26:     0x55f4921269b8 - syntex_syntax::ptr::P<T>::map::h2d03125c3fd5b1a8
[INFO] [stderr]     27:     0x55f491fd0603 - syntex_syntax::fold::noop_fold_item::h2ad679f85f610164
[INFO] [stderr]     28:     0x55f492077bf2 - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::{{closure}}::he1a274ec837e176c
[INFO] [stderr]     29:     0x55f492057394 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once::h57e3e58d0dfe9a17
[INFO] [stderr]     30:     0x55f4921638a0 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next::h14e437357595df51
[INFO] [stderr]     31:     0x55f4920d2b4c - core::ops::function::FnOnce::call_once::h1f7a42dc3709737f
[INFO] [stderr]     32:     0x55f4920a8664 - core::iter::adapters::fuse::and_then_or_clear::h9f77d3a24846a479
[INFO] [stderr]     33:     0x55f4920a537e - <core::iter::adapters::fuse::Fuse<I> as core::iter::adapters::fuse::FuseImpl<I>>::next::h31d109fcbedfd260
[INFO] [stderr]     34:     0x55f49215a31e - <core::iter::adapters::flatten::FlattenCompat<I,U> as core::iter::traits::iterator::Iterator>::next::hf7939055ac15c596
[INFO] [stderr]     35:     0x55f492156cc7 - <core::iter::adapters::flatten::FlatMap<I,U,F> as core::iter::traits::iterator::Iterator>::next::hc3288d6ec4c9cabb
[INFO] [stderr]     36:     0x55f49208f28f - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::Extend<T>>::extend::hc05066abd368549c
[INFO] [stderr]     37:     0x55f49208d8fd - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::hde91e2ab97b5f16b
[INFO] [stderr]     38:     0x55f49215c3ce - core::iter::traits::iterator::Iterator::collect::h08adae9f63169224
[INFO] [stderr]     39:     0x55f492077b8e - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::h7cff1790ceb4f28a
[INFO] [stderr]     40:     0x55f491fcfdc6 - syntex_syntax::fold::noop_fold_crate::h3c9fe74d7cba7eb0
[INFO] [stderr]     41:     0x55f492066b5f - syntex_syntax::fold::Folder::fold_crate::h7972a404c144a29d
[INFO] [stderr]     42:     0x55f492077aec - syntex_syntax::ext::decorator::expand_attributes::h1509ededdc2e6046
[INFO] [stderr]     43:     0x55f492095c6a - syntex_syntax::ext::expand::MacroExpander::expand_crate::h472e7aa82e12358c
[INFO] [stderr]     44:     0x55f491f02f33 - syntex::registry::Registry::expand_crate::h2467a0cbaf9c69a8
[INFO] [stderr]     45:     0x55f491e8a748 - syntex::registry::Registry::expand::h370d3ce940fcac70
[INFO] [stderr]     46:     0x55f491e87d8e - serde_codegen::expand::{{closure}}::h257ee4be577fddca
[INFO] [stderr]     47:     0x55f491e87df6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h580801abbedb089d
[INFO] [stderr]     48:     0x55f491e891e5 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h2c1c975491c04414
[INFO] [stderr]     49:     0x55f491e87b58 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h266db14cbab7fa1c
[INFO] [stderr]     50:     0x55f491e89334 - std::panicking::try::do_call::h4d2337242cf0d880
[INFO] [stderr]     51:     0x55f491e8b21b - __rust_try
[INFO] [stderr]     52:     0x55f491e892a8 - std::panicking::try::h7fd0be40efa8d96f
[INFO] [stderr]     53:     0x55f491e89060 - std::thread::Builder::spawn_unchecked_::{{closure}}::h10a1e8a526afb8fd
[INFO] [stderr]     54:     0x55f491e89486 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbb71ea1f78efeccf
[INFO] [stderr]     55:     0x55f492245715 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h9da86adb56a7a31f
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/alloc/src/boxed.rs:2016:9
[INFO] [stderr]     56:     0x55f492245715 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hade6747cc077d2a3
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/alloc/src/boxed.rs:2016:9
[INFO] [stderr]     57:     0x55f492245715 - std::sys::pal::unix::thread::Thread::new::thread_start::he910e3d9c07f2759
[INFO] [stderr]                                  at /rustc/158f00a1c5175648af6f6099b075f78d1d014a28/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]     58:     0x7f6bdcdedac3 - <unknown>
[INFO] [stderr]     59:     0x7f6bdce7ebf4 - __clone
[INFO] [stderr]     60:                0x0 - <unknown>
[INFO] [stderr]   thread caused non-unwinding panic. aborting.
[INFO] running `Command { std: "docker" "inspect" "62a2f146c499817e4d7c82b7ef8cc0c04a5c5ff67af6e6ca7de2907d85086636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a2f146c499817e4d7c82b7ef8cc0c04a5c5ff67af6e6ca7de2907d85086636", kill_on_drop: false }`
[INFO] [stdout] 62a2f146c499817e4d7c82b7ef8cc0c04a5c5ff67af6e6ca7de2907d85086636
[INFO] checking accord-0.2.2 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate accord 0.2.2 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate accord 0.2.2 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "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-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5ee2df6c4d36e9c117dc55bcb7a92133612881014583c8b802f471bfaf54096
[INFO] running `Command { std: "docker" "start" "-a" "d5ee2df6c4d36e9c117dc55bcb7a92133612881014583c8b802f471bfaf54096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5ee2df6c4d36e9c117dc55bcb7a92133612881014583c8b802f471bfaf54096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ee2df6c4d36e9c117dc55bcb7a92133612881014583c8b802f471bfaf54096", kill_on_drop: false }`
[INFO] [stdout] d5ee2df6c4d36e9c117dc55bcb7a92133612881014583c8b802f471bfaf54096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7516d05753e0bf59425acc400e7495a40dd006199dc9e4875d4fc7c61c1a56a0
[INFO] running `Command { std: "docker" "start" "-a" "7516d05753e0bf59425acc400e7495a40dd006199dc9e4875d4fc7c61c1a56a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling syntex_pos v0.45.0
[INFO] [stderr]     Checking serde_json v0.8.6
[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-24498e5605ab0536/build-script-build` (signal: 6, SIGABRT: process abort signal)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread '<unnamed>' panicked at library/core/src/panicking.rs:155:5:
[INFO] [stderr]   unsafe precondition(s) violated: hint::assert_unchecked must never be called when the condition is false
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x558e6355aaa6 - std::backtrace_rs::backtrace::libunwind::trace::h0d1f9e44284b8013
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x558e6355aaa6 - std::backtrace_rs::backtrace::trace_unsynchronized::h17dbeb281165c5c4
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x558e6355aaa6 - std::sys_common::backtrace::_print_fmt::h14dc86d75037f59f
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]      3:     0x558e6355aaa6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20915dd225a5d4c5
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x558e6357a50c - core::fmt::rt::Argument::fmt::h6dcba5363f9a9bd4
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x558e6357a50c - core::fmt::write::habd1cce1dd178fa9
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x558e635588af - std::io::Write::write_fmt::h335f0c916f2cc739
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/io/mod.rs:1846:15
[INFO] [stderr]      7:     0x558e6355a854 - std::sys_common::backtrace::_print::haed265422939a672
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x558e6355a854 - std::sys_common::backtrace::print::hc8c2d3e9fcdf3c04
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x558e6355beab - std::panicking::default_hook::{{closure}}::hc7d06f756b115521
[INFO] [stderr]     10:     0x558e6355bbf9 - std::panicking::default_hook::ha7d83419a7426e39
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x558e6355c34d - std::panicking::rust_panic_with_hook::he6dc5d430c09608c
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/panicking.rs:781:13
[INFO] [stderr]     12:     0x558e6355c1e9 - std::panicking::begin_panic_handler::{{closure}}::h1ccbbc26bdbc9269
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/panicking.rs:651:13
[INFO] [stderr]     13:     0x558e6355af86 - std::sys_common::backtrace::__rust_end_short_backtrace::h0f2cf51708fe91db
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]     14:     0x558e6355bf54 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/panicking.rs:647:5
[INFO] [stderr]     15:     0x558e631a03aa - core::panicking::panic_nounwind_fmt::runtime::hdba73bf32c41303a
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/core/src/panicking.rs:110:18
[INFO] [stderr]     16:     0x558e631a03aa - core::panicking::panic_nounwind_fmt::h8a6ec6ace6e2a1c0
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/core/src/panicking.rs:122:9
[INFO] [stderr]     17:     0x558e631a0459 - core::panicking::panic_nounwind::hf9ded7a9b3d44e3e
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/core/src/panicking.rs:155:5
[INFO] [stderr]     18:     0x558e6357dd58 - core::hint::assert_unchecked::precondition_check::h74bb934082f9a6e7
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/core/src/intrinsics.rs:2666:21
[INFO] [stderr]     19:     0x558e633c3381 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::hc31355bd0636dbed
[INFO] [stderr]     20:     0x558e63370f85 - core::slice::<impl [T]>::get_unchecked::haf354f0e11c600d6
[INFO] [stderr]     21:     0x558e63285785 - <alloc::vec::Vec<T> as syntex_syntax::util::move_map::MoveMap<T>>::move_flat_map::hc3c5edd8452866ce
[INFO] [stderr]     22:     0x558e632b4aa5 - syntex_syntax::fold::fold_attrs::h252234846a341f5b
[INFO] [stderr]     23:     0x558e632eadb3 - syntex_syntax::fold::noop_fold_item_simple::hf20629a0f2e36cfe
[INFO] [stderr]     24:     0x558e6337fcff - syntex_syntax::fold::Folder::fold_item_simple::h0976ff8598242046
[INFO] [stderr]     25:     0x558e632e97cf - syntex_syntax::fold::noop_fold_item::{{closure}}::h2c9bd402ac7b693c
[INFO] [stderr]     26:     0x558e63446c48 - syntex_syntax::ptr::P<T>::map::hf34cc5eb1d82b598
[INFO] [stderr]     27:     0x558e632e9653 - syntex_syntax::fold::noop_fold_item::h5d852612201b1207
[INFO] [stderr]     28:     0x558e63390bf2 - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::{{closure}}::h6deed6659d121de3
[INFO] [stderr]     29:     0x558e63370334 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once::h3d8110a3e19f9965
[INFO] [stderr]     30:     0x558e6347c8a0 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next::h13a88132c63c3c0f
[INFO] [stderr]     31:     0x558e633ebabc - core::ops::function::FnOnce::call_once::h392ee9761403da28
[INFO] [stderr]     32:     0x558e633c14b4 - core::iter::adapters::fuse::and_then_or_clear::h5825ee56e878eef6
[INFO] [stderr]     33:     0x558e633be54e - <core::iter::adapters::fuse::Fuse<I> as core::iter::adapters::fuse::FuseImpl<I>>::next::h6cb47ce798950987
[INFO] [stderr]     34:     0x558e634706ee - <core::iter::adapters::flatten::FlattenCompat<I,U> as core::iter::traits::iterator::Iterator>::next::h29063c734ab7b997
[INFO] [stderr]     35:     0x558e6346fc37 - <core::iter::adapters::flatten::FlatMap<I,U,F> as core::iter::traits::iterator::Iterator>::next::h995027ae9a069a69
[INFO] [stderr]     36:     0x558e633a760f - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::Extend<T>>::extend::h3d207cc881397552
[INFO] [stderr]     37:     0x558e633a69cd - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::hfd15c1404c6177aa
[INFO] [stderr]     38:     0x558e634756ee - core::iter::traits::iterator::Iterator::collect::hde498be9a652c541
[INFO] [stderr]     39:     0x558e63390b8e - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::hbe552bfe629bed29
[INFO] [stderr]     40:     0x558e632e8dc6 - syntex_syntax::fold::noop_fold_crate::h3a72f3b19a1cadaa
[INFO] [stderr]     41:     0x558e6337fb5f - syntex_syntax::fold::Folder::fold_crate::hb4aab7a725d1ea50
[INFO] [stderr]     42:     0x558e63390aec - syntex_syntax::ext::decorator::expand_attributes::hc9bcadccb8fb29a1
[INFO] [stderr]     43:     0x558e633aec6a - syntex_syntax::ext::expand::MacroExpander::expand_crate::h0b718d8027331df4
[INFO] [stderr]     44:     0x558e6321bf33 - syntex::registry::Registry::expand_crate::h53613d0d96fc3f57
[INFO] [stderr]     45:     0x558e631a3748 - syntex::registry::Registry::expand::h5210bd37a1afe28c
[INFO] [stderr]     46:     0x558e631a0d8e - serde_codegen::expand::{{closure}}::h4aa32549f5cd5fc6
[INFO] [stderr]     47:     0x558e631a0df6 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha90718700ac2b280
[INFO] [stderr]     48:     0x558e631a21e5 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf7ba8d3f7b2d418f
[INFO] [stderr]     49:     0x558e631a0b58 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h729dca366bb396ba
[INFO] [stderr]     50:     0x558e631a2334 - std::panicking::try::do_call::hd1b3988f56700857
[INFO] [stderr]     51:     0x558e631a421b - __rust_try
[INFO] [stderr]     52:     0x558e631a2238 - std::panicking::try::h7725456c44edad79
[INFO] [stderr]     53:     0x558e631a2060 - std::thread::Builder::spawn_unchecked_::{{closure}}::h40a220d9798d0bbd
[INFO] [stderr]     54:     0x558e631a2486 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8ef5d7ad0603279c
[INFO] [stderr]     55:     0x558e6355e6f5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h06eb07a1685f9738
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/alloc/src/boxed.rs:2016:9
[INFO] [stderr]     56:     0x558e6355e6f5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h765547ad17afa1ed
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/alloc/src/boxed.rs:2016:9
[INFO] [stderr]     57:     0x558e6355e6f5 - std::sys::pal::unix::thread::Thread::new::thread_start::h43e171c8a0d8b61e
[INFO] [stderr]                                  at /rustc/b4fc5dbf0bc33be331f9d893db5b3a794f29724a/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]     58:     0x7fc17a70aac3 - <unknown>
[INFO] [stderr]     59:     0x7fc17a79bbf4 - __clone
[INFO] [stderr]     60:                0x0 - <unknown>
[INFO] [stderr]   thread caused non-unwinding panic. aborting.
[INFO] running `Command { std: "docker" "inspect" "7516d05753e0bf59425acc400e7495a40dd006199dc9e4875d4fc7c61c1a56a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7516d05753e0bf59425acc400e7495a40dd006199dc9e4875d4fc7c61c1a56a0", kill_on_drop: false }`
[INFO] [stdout] 7516d05753e0bf59425acc400e7495a40dd006199dc9e4875d4fc7c61c1a56a0
