[INFO] fetching crate alexa 0.1.2...
[INFO] checking alexa-0.1.2 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate alexa 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate alexa 0.1.2 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alexa 0.1.2
[INFO] finished tweaking crates.io crate alexa 0.1.2
[INFO] tweaked toml for crates.io crate alexa 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 68 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v0.7.0 (latest: v2.6.0)
[INFO] [stderr]       Adding bodyparser v0.4.1 (latest: v0.8.0)
[INFO] [stderr]       Adding chrono v0.2.25 (latest: v0.4.38)
[INFO] [stderr]       Adding conduit-mime-types v0.7.3 (latest: v0.8.0)
[INFO] [stderr]       Adding cookie v0.2.5 (latest: v0.18.1)
[INFO] [stderr]       Adding dtoa v0.2.2 (latest: v1.0.9)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding hpack v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding hyper v0.9.18 (latest: v1.4.1)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v1.0.2)
[INFO] [stderr]       Adding iron v0.4.0 (latest: v0.6.1)
[INFO] [stderr]       Adding itoa v0.1.1 (latest: v1.0.11)
[INFO] [stderr]       Adding language-tags v0.2.2 (latest: v0.3.2)
[INFO] [stderr]       Adding lazy_static v0.1.16 (latest: v1.5.0)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.22)
[INFO] [stderr]       Adding mime v0.2.6 (latest: v0.3.17)
[INFO] [stderr]       Adding num v0.1.42 (latest: v0.4.3)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.19)
[INFO] [stderr]       Adding num_cpus v0.2.13 (latest: v1.16.0)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding persistent v0.2.1 (latest: v0.4.0)
[INFO] [stderr]       Adding quote v0.3.15 (latest: v1.0.36)
[INFO] [stderr]       Adding serde v0.8.23 (latest: v1.0.204)
[INFO] [stderr]       Adding serde_codegen v0.8.14 (latest: v0.9.0)
[INFO] [stderr]       Adding serde_codegen_internals v0.10.0 (latest: v0.14.2)
[INFO] [stderr]       Adding serde_json v0.8.6 (latest: v1.0.120)
[INFO] [stderr]       Adding syn v0.9.2 (latest: v2.0.71)
[INFO] [stderr]       Adding syntex v0.45.1 (latest: v0.58.1)
[INFO] [stderr]       Adding syntex_errors v0.45.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_pos v0.45.0 (latest: v0.59.1)
[INFO] [stderr]       Adding syntex_syntax v0.45.1 (latest: v0.59.1)
[INFO] [stderr]       Adding term v0.4.6 (latest: v0.7.0)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.36)
[INFO] [stderr]       Adding traitobject v0.0.1 (latest: v0.1.0)
[INFO] [stderr]       Adding unicase v1.4.2 (latest: v2.7.0)
[INFO] [stderr]       Adding unicode-xid v0.0.3 (latest: v0.2.4)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.2)
[INFO] [stderr]       Adding version_check v0.1.5 (latest: v0.9.4)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded serde_json v0.8.6
[INFO] [stderr]   Downloaded itoa v0.1.1
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded traitobject v0.0.1
[INFO] [stderr]   Downloaded plugin v0.2.6
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded dtoa v0.2.2
[INFO] [stderr]   Downloaded version_check v0.1.5
[INFO] [stderr]   Downloaded modifier v0.1.0
[INFO] [stderr]   Downloaded cookie v0.2.5
[INFO] [stderr]   Downloaded serde_codegen v0.8.14
[INFO] [stderr]   Downloaded mime v0.2.6
[INFO] [stderr]   Downloaded typeable v0.1.2
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded num v0.1.42
[INFO] [stderr]   Downloaded syntex_errors v0.45.0
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded num-iter v0.1.45
[INFO] [stderr]   Downloaded syn v0.9.2
[INFO] [stderr]   Downloaded solicit v0.4.4
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded hyper v0.9.18
[INFO] [stderr]   Downloaded syntex_syntax v0.45.1
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded hpack v0.2.0
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[INFO] [stderr]   Downloaded unicase v1.4.2
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded syntex v0.45.1
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded serde_codegen_internals v0.10.0
[INFO] [stderr]   Downloaded syntex_pos v0.45.0
[INFO] [stderr]   Downloaded bodyparser v0.4.1
[INFO] [stderr]   Downloaded iron v0.4.0
[INFO] [stderr]   Downloaded conduit-mime-types v0.7.3
[INFO] [stderr]   Downloaded error v0.1.9
[INFO] [stderr]   Downloaded persistent v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c958928921f3a9319e6e0c0023f92aebd4b2e19adf94cd7f8ae7d6314c0b6032
[INFO] running `Command { std: "docker" "start" "-a" "c958928921f3a9319e6e0c0023f92aebd4b2e19adf94cd7f8ae7d6314c0b6032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c958928921f3a9319e6e0c0023f92aebd4b2e19adf94cd7f8ae7d6314c0b6032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c958928921f3a9319e6e0c0023f92aebd4b2e19adf94cd7f8ae7d6314c0b6032", kill_on_drop: false }`
[INFO] [stdout] c958928921f3a9319e6e0c0023f92aebd4b2e19adf94cd7f8ae7d6314c0b6032
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 311c3a58922af71ddac1bdb2864ec9288a2fc3964f7bb7d6fc45d11174aa3b1a
[INFO] running `Command { std: "docker" "start" "-a" "311c3a58922af71ddac1bdb2864ec9288a2fc3964f7bb7d6fc45d11174aa3b1a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling syntex_pos v0.45.0
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling syntex_errors v0.45.0
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]    Compiling syntex_syntax v0.45.1
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking persistent v0.2.1
[INFO] [stderr]     Checking bodyparser v0.4.1
[INFO] [stderr]    Compiling syntex v0.45.1
[INFO] [stderr]    Compiling serde_codegen v0.8.14
[INFO] [stderr]    Compiling alexa v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `alexa v0.1.2 (/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/alexa-204cf5afedbf216d/build-script-build` (signal: 6, SIGABRT: process abort signal)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread '<unnamed>' panicked at library/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:     0x5597ec520805 - std::backtrace_rs::backtrace::libunwind::trace::h8cc2bfa11de1a28b
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x5597ec520805 - std::backtrace_rs::backtrace::trace_unsynchronized::h620e1efc8805fde9
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5597ec520805 - std::sys::backtrace::_print_fmt::hc295e2a76a1b9bfa
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:68:5
[INFO] [stderr]      3:     0x5597ec520805 - <std::sys::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hae7f6d80eb1a8d18
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:44:22
[INFO] [stderr]      4:     0x5597ec53fc1b - core::fmt::rt::Argument::fmt::h1f862ed6fa22ac7b
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5597ec53fc1b - core::fmt::write::hb464b274d8cec3fe
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/fmt/mod.rs:1182:21
[INFO] [stderr]      6:     0x5597ec51e19f - std::io::Write::write_fmt::h553dbdb2db412840
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/io/mod.rs:1835:15
[INFO] [stderr]      7:     0x5597ec5205de - std::sys::backtrace::_print::hf2bb3314a5314867
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:47:5
[INFO] [stderr]      8:     0x5597ec5205de - std::sys::backtrace::print::h8581301be95ade94
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:34:9
[INFO] [stderr]      9:     0x5597ec521889 - std::panicking::default_hook::{{closure}}::h4266ec87974cde68
[INFO] [stderr]     10:     0x5597ec52162c - std::panicking::default_hook::h8eee0dbb06aa6ac8
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x5597ec521eb1 - std::panicking::rust_panic_with_hook::h94b600c75806257e
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:796:13
[INFO] [stderr]     12:     0x5597ec521ce3 - std::panicking::begin_panic_handler::{{closure}}::hf610a23b5d2da127
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:663:13
[INFO] [stderr]     13:     0x5597ec520cc9 - std::sys::backtrace::__rust_end_short_backtrace::h75905db3e001b025
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/backtrace.rs:171:18
[INFO] [stderr]     14:     0x5597ec5219a4 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/panicking.rs:661:5
[INFO] [stderr]     15:     0x5597ec53ed85 - core::panicking::panic_nounwind_fmt::runtime::hddf6da565e40e558
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/panicking.rs:112:18
[INFO] [stderr]     16:     0x5597ec53ed85 - core::panicking::panic_nounwind_fmt::h5aaf263c4f6046a5
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/panicking.rs:122:5
[INFO] [stderr]     17:     0x5597ec53ee12 - core::panicking::panic_nounwind::h213f2b419c547539
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/core/src/panicking.rs:221:5
[INFO] [stderr]     18:     0x5597ec34acab - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::h455b3ce2fc12cb3d
[INFO] [stderr]     19:     0x5597ec34a8f2 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h685920ef2171c509
[INFO] [stderr]     20:     0x5597ec346ae5 - core::slice::<impl [T]>::get_unchecked::h6ba432d30f515b14
[INFO] [stderr]     21:     0x5597ec250155 - <alloc::vec::Vec<T> as syntex_syntax::util::move_map::MoveMap<T>>::move_flat_map::h75729d569022a829
[INFO] [stderr]     22:     0x5597ec27985c - syntex_syntax::fold::fold_attrs::h9cb86cb7a53104db
[INFO] [stderr]     23:     0x5597ec2ad453 - syntex_syntax::fold::noop_fold_item_simple::h293fdd2998c4f25e
[INFO] [stderr]     24:     0x5597ec35219f - syntex_syntax::fold::Folder::fold_item_simple::hd04bd81c58c4cfc4
[INFO] [stderr]     25:     0x5597ec2ad26f - syntex_syntax::fold::noop_fold_item::{{closure}}::hdb4055c3728c70a4
[INFO] [stderr]     26:     0x5597ec4316f8 - syntex_syntax::ptr::P<T>::map::hba5ae01c46e7d586
[INFO] [stderr]     27:     0x5597ec2ad09b - syntex_syntax::fold::noop_fold_item::hd5af0ed70b6603df
[INFO] [stderr]     28:     0x5597ec366d42 - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::{{closure}}::h93fefb324f4e1928
[INFO] [stderr]     29:     0x5597ec346884 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once::h1e2d6402785c81bd
[INFO] [stderr]     30:     0x5597ec40974c - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next::h6a9cb332e22c9567
[INFO] [stderr]     31:     0x5597ec371b6c - core::ops::function::FnOnce::call_once::hce2404edd7bfd964
[INFO] [stderr]     32:     0x5597ec380a5b - core::iter::adapters::fuse::and_then_or_clear::hd29f4505bd4017f7
[INFO] [stderr]     33:     0x5597ec36c0be - <core::iter::adapters::fuse::Fuse<I> as core::iter::adapters::fuse::FuseImpl<I>>::next::hc60e012f006acdd7
[INFO] [stderr]     34:     0x5597ec36e7de - <core::iter::adapters::flatten::FlattenCompat<I,U> as core::iter::traits::iterator::Iterator>::next::h5b8df8d09ffded7a
[INFO] [stderr]     35:     0x5597ec36d8f7 - <core::iter::adapters::flatten::FlatMap<I,U,F> as core::iter::traits::iterator::Iterator>::next::hf0f7600cefa30203
[INFO] [stderr]     36:     0x5597ec3f29ff - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::Extend<T>>::extend::h6f3ec5332617c8d3
[INFO] [stderr]     37:     0x5597ec3f068d - <syntex_syntax::util::small_vector::SmallVector<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h86e868a24559a86f
[INFO] [stderr]     38:     0x5597ec37f5ee - core::iter::traits::iterator::Iterator::collect::hdb177b6c46e8213f
[INFO] [stderr]     39:     0x5597ec366cdc - <syntex_syntax::ext::decorator::MacroExpander as syntex_syntax::fold::Folder>::fold_item::h91f5c3442e9343b4
[INFO] [stderr]     40:     0x5597ec2ac776 - syntex_syntax::fold::noop_fold_crate::h95121c821672cbf3
[INFO] [stderr]     41:     0x5597ec35209f - syntex_syntax::fold::Folder::fold_crate::hbae2ba63f442ac17
[INFO] [stderr]     42:     0x5597ec366c4c - syntex_syntax::ext::decorator::expand_attributes::h5644b1282cc1f049
[INFO] [stderr]     43:     0x5597ec3f9b33 - syntex_syntax::ext::expand::MacroExpander::expand_crate::he519d057728c14d7
[INFO] [stderr]     44:     0x5597ec211ce3 - syntex::registry::Registry::expand_crate::h9cd72a51a83cd50f
[INFO] [stderr]     45:     0x5597ec19dd38 - syntex::registry::Registry::expand::h5551ecccafd7cbff
[INFO] [stderr]     46:     0x5597ec19b27c - serde_codegen::expand::{{closure}}::h7d403e78a9347aec
[INFO] [stderr]     47:     0x5597ec19b416 - std::sys::backtrace::__rust_begin_short_backtrace::h2d2faaae582e140f
[INFO] [stderr]     48:     0x5597ec19c705 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4d4ce7298788c2c2
[INFO] [stderr]     49:     0x5597ec19b058 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8d6700c0686f6cb5
[INFO] [stderr]     50:     0x5597ec19c884 - std::panicking::try::do_call::h789f1fd13b682108
[INFO] [stderr]     51:     0x5597ec19e90b - __rust_try
[INFO] [stderr]     52:     0x5597ec19c4b0 - std::thread::Builder::spawn_unchecked_::{{closure}}::h7cdca64f1c4e9879
[INFO] [stderr]     53:     0x5597ec19c9a6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hef8c2788dec49434
[INFO] [stderr]     54:     0x5597ec52457b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h115be404afbc3c3d
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/alloc/src/boxed.rs:2064:9
[INFO] [stderr]     55:     0x5597ec52457b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h83d1bc1a7010a011
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/alloc/src/boxed.rs:2064:9
[INFO] [stderr]     56:     0x5597ec52457b - std::sys::pal::unix::thread::Thread::new::thread_start::hfc77bc7ecb0b2b33
[INFO] [stderr]                                  at /rustc/b286722878e18db29a7fbe672be7c4d3b02e8e4d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]     57:     0x7f77e8cedac3 - <unknown>
[INFO] [stderr]     58:     0x7f77e8d7ea04 - clone
[INFO] [stderr]     59:                0x0 - <unknown>
[INFO] [stderr]   thread caused non-unwinding panic. aborting.
[INFO] running `Command { std: "docker" "inspect" "311c3a58922af71ddac1bdb2864ec9288a2fc3964f7bb7d6fc45d11174aa3b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311c3a58922af71ddac1bdb2864ec9288a2fc3964f7bb7d6fc45d11174aa3b1a", kill_on_drop: false }`
[INFO] [stdout] 311c3a58922af71ddac1bdb2864ec9288a2fc3964f7bb7d6fc45d11174aa3b1a
