[INFO] updating cached repository https://github.com/overdrivenpotato/dcs_underflow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa6cb5893b8735a2236d56ec1af1be3ef879b3d5
[INFO] documenting overdrivenpotato/dcs_underflow against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foverdrivenpotato%2Fdcs_underflow" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/overdrivenpotato/dcs_underflow on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/overdrivenpotato/dcs_underflow
[INFO] finished tweaking git repo https://github.com/overdrivenpotato/dcs_underflow
[INFO] tweaked toml for git repo https://github.com/overdrivenpotato/dcs_underflow written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/overdrivenpotato/dcs_underflow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-11/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb651a903d8f6c63fd2ba73ab1593f7cd845c9d3de6117f2cb790ccd4d8e4e39
[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" "fb651a903d8f6c63fd2ba73ab1593f7cd845c9d3de6117f2cb790ccd4d8e4e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb651a903d8f6c63fd2ba73ab1593f7cd845c9d3de6117f2cb790ccd4d8e4e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb651a903d8f6c63fd2ba73ab1593f7cd845c9d3de6117f2cb790ccd4d8e4e39", kill_on_drop: false }`
[INFO] [stdout] fb651a903d8f6c63fd2ba73ab1593f7cd845c9d3de6117f2cb790ccd4d8e4e39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ca01bd2493ab472aa5f007638f3db138ab4157424d01c2ee16f89351a58124a
[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" "3ca01bd2493ab472aa5f007638f3db138ab4157424d01c2ee16f89351a58124a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pq-sys v0.2.7
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling diesel v0.7.1
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling diesel_codegen_syntex v0.7.2
[INFO] [stderr]    Compiling codegen_underflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `codegen_underflow v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/codegen_underflow-f61356347083fb81/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'attempt to subtract with overflow', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_pos-0.42.0/src/lib.rs:525:17
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x556d0d6431f5 - backtrace::backtrace::libunwind::trace::h34afbfad7fd770fc
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]    1:     0x556d0d6431f5 - backtrace::backtrace::trace_unsynchronized::h460d522b1619a600
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x556d0d6431f5 - std::sys_common::backtrace::_print_fmt::ha45fac10086813b4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]    3:     0x556d0d6431f5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hde84f63fcfd0e6de
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x556d0d663b7c - core::fmt::write::h540ac4a6a1232abc
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]    5:     0x556d0d640a73 - std::io::Write::write_fmt::hc344eafd6e850b4d
[INFO] [stderr]                                at src/libstd/io/mod.rs:1537
[INFO] [stderr]    6:     0x556d0d645700 - std::sys_common::backtrace::_print::h4db88ff15cb5d61d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x556d0d645700 - std::sys_common::backtrace::print::h5fc39e1b1f610bd3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x556d0d645700 - std::panicking::default_hook::{{closure}}::h59e55edacb1d974a
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    9:     0x556d0d64544c - std::panicking::default_hook::heee4c8016dfbf328
[INFO] [stderr]                                at src/libstd/panicking.rs:217
[INFO] [stderr]   10:     0x556d0d645d43 - std::panicking::rust_panic_with_hook::h8405b6301c79fb5a
[INFO] [stderr]                                at src/libstd/panicking.rs:520
[INFO] [stderr]   11:     0x556d0d64593b - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:431
[INFO] [stderr]   12:     0x556d0d662f81 - core::panicking::panic_fmt::h78830ea6a34e7206
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   13:     0x556d0d662ecd - core::panicking::panic::h68e56c2eeba99c8c
[INFO] [stderr]                                at src/libcore/panicking.rs:50
[INFO] [stderr]   14:     0x556d0d5bc9e6 - <syntex_pos::BytePos as core::ops::arith::Sub>::sub::hdff74ecfee112cd0
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_pos-0.42.0/src/lib.rs:525
[INFO] [stderr]   15:     0x556d0d576609 - <syntex_syntax::ext::base::ExtCtxt as syntex_syntax::ext::build::AstBuilder>::expr_tup_field_access::he37815769b2a96ba
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/build.rs:648
[INFO] [stderr]   16:     0x556d0d24df15 - diesel_codegen_syntex::queryable::struct_literal_with_fields_assigned_to_row_elements::{{closure}}::h4d24c23c3af6314e
[INFO] [stderr]                                at /opt/rustwide/target/debug/build/diesel_codegen_syntex-bf80c1829bcd1e9c/out/lib.rs:1612
[INFO] [stderr]   17:     0x556d0d21c1bc - core::iter::adapters::map_fold::{{closure}}::h9e958705f8babdff
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/iter/adapters/mod.rs:830
[INFO] [stderr]   18:     0x556d0d21e59a - <core::iter::adapters::Enumerate<I> as core::iter::traits::iterator::Iterator>::fold::enumerate::{{closure}}::h1d26f949f659afab
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/iter/adapters/mod.rs:1296
[INFO] [stderr]   19:     0x556d0d20b56b - core::iter::traits::iterator::Iterator::fold::ha337b286a306f03b
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/iter/traits/iterator.rs:2022
[INFO] [stderr]   20:     0x556d0d21e492 - <core::iter::adapters::Enumerate<I> as core::iter::traits::iterator::Iterator>::fold::h359041da8c83484b
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/iter/adapters/mod.rs:1303
[INFO] [stderr]   21:     0x556d0d21d508 - <core::iter::adapters::Map<I,F> as core::iter::traits::iterator::Iterator>::fold::hd66e29b0b1ed40c2
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/iter/adapters/mod.rs:870
[INFO] [stderr]   22:     0x556d0d219f86 - core::iter::traits::iterator::Iterator::for_each::hb238ad53e795df4d
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/iter/traits/iterator.rs:658
[INFO] [stderr]   23:     0x556d0d1e4c7a - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::spec_extend::h4e79d7e799e4d393
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/liballoc/vec.rs:2140
[INFO] [stderr]   24:     0x556d0d1e62ee - <alloc::vec::Vec<T> as alloc::vec::SpecExtend<T,I>>::from_iter::h3ac26b82c2705626
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/liballoc/vec.rs:2120
[INFO] [stderr]   25:     0x556d0d1f78a9 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h7607eddb8f50f1b7
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/liballoc/vec.rs:1995
[INFO] [stderr]   26:     0x556d0d2196c9 - core::iter::traits::iterator::Iterator::collect::h34f8e652387d8494
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/iter/traits/iterator.rs:1671
[INFO] [stderr]   27:     0x556d0d24dd79 - diesel_codegen_syntex::queryable::struct_literal_with_fields_assigned_to_row_elements::ha3eb5f31ec73002a
[INFO] [stderr]                                at /opt/rustwide/target/debug/build/diesel_codegen_syntex-bf80c1829bcd1e9c/out/lib.rs:1609
[INFO] [stderr]   28:     0x556d0d249821 - diesel_codegen_syntex::queryable::expand_derive_queryable::hc133d2c604824e27
[INFO] [stderr]                                at /opt/rustwide/target/debug/build/diesel_codegen_syntex-bf80c1829bcd1e9c/out/lib.rs:1440
[INFO] [stderr]   29:     0x556d0d226305 - core::ops::function::Fn::call::h4db40427a8fa49dd
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libcore/ops/function.rs:72
[INFO] [stderr]   30:     0x556d0d246559 - <F as syntex_syntax::ext::base::MultiItemDecorator>::expand::h30cde513eb69bab6
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/base.rs:131
[INFO] [stderr]   31:     0x556d0d404cc1 - syntex_syntax::ext::decorator::expand_3::hef1af5af819d4b20
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/decorator.rs:216
[INFO] [stderr]   32:     0x556d0d4043c9 - syntex_syntax::ext::decorator::expand_2::h2389ae5158efb043
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/decorator.rs:150
[INFO] [stderr]   33:     0x556d0d402d34 - syntex_syntax::ext::decorator::expand_1::h617b4f07cc5092d8
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/decorator.rs:97
[INFO] [stderr]   34:     0x556d0d4028fb - syntex_syntax::ext::decorator::expand_annotatable::h519f64bcca254ece
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/decorator.rs:17
[INFO] [stderr]   35:     0x556d0d38e852 - syntex_syntax::ext::expand::expand_item::h30ae471e294714bf
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:321
[INFO] [stderr]   36:     0x556d0d392054 - <syntex_syntax::ext::expand::MacroExpander as syntex_syntax::fold::Folder>::fold_item::h1aafbd5b87d3dc12
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:578
[INFO] [stderr]   37:     0x556d0d51b201 - syntex_syntax::fold::noop_fold_mod::{{closure}}::h8d4cf34ef865180f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:965
[INFO] [stderr]   38:     0x556d0d2ab95b - <alloc::vec::Vec<T> as syntex_syntax::util::move_map::MoveMap<T>>::move_flat_map::h8e507f1aae0c4fd2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/util/move_map.rs:38
[INFO] [stderr]   39:     0x556d0d51b153 - syntex_syntax::fold::noop_fold_mod::haa995d36d553e907
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:965
[INFO] [stderr]   40:     0x556d0d380a7d - syntex_syntax::fold::Folder::fold_mod::hcd4e099f3841de3f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:127
[INFO] [stderr]   41:     0x556d0d512873 - syntex_syntax::fold::noop_fold_item_kind::h353161e61c29eda4
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:862
[INFO] [stderr]   42:     0x556d0d380521 - syntex_syntax::fold::Folder::fold_item_kind::h062490d3c41c48e2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:75
[INFO] [stderr]   43:     0x556d0d51c746 - syntex_syntax::fold::noop_fold_item_simple::h9601746e6bed1b25
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:1021
[INFO] [stderr]   44:     0x556d0d3803a1 - syntex_syntax::fold::Folder::fold_item_simple::he445e1734f891b68
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:67
[INFO] [stderr]   45:     0x556d0d51c054 - syntex_syntax::fold::noop_fold_item::{{closure}}::h335c10b869dd165b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:1014
[INFO] [stderr]   46:     0x556d0d3ff5ee - syntex_syntax::ptr::P<T>::map::h60bb7dc9f56943cb
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ptr.rs:77
[INFO] [stderr]   47:     0x556d0d51bea6 - syntex_syntax::fold::noop_fold_item::h1145aebcc6ce5515
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:1014
[INFO] [stderr]   48:     0x556d0d38f954 - syntex_syntax::ext::expand::expand_multi_modified::h206c8b65e24d3792
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:412
[INFO] [stderr]   49:     0x556d0d4029dc - syntex_syntax::ext::decorator::expand_annotatable::h519f64bcca254ece
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/decorator.rs:20
[INFO] [stderr]   50:     0x556d0d38e852 - syntex_syntax::ext::expand::expand_item::h30ae471e294714bf
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:321
[INFO] [stderr]   51:     0x556d0d392375 - <syntex_syntax::ext::expand::MacroExpander as syntex_syntax::fold::Folder>::fold_item::h1aafbd5b87d3dc12
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:573
[INFO] [stderr]   52:     0x556d0d51b56e - syntex_syntax::fold::noop_fold_crate::h6626de18bbcf4c3b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/fold.rs:973
[INFO] [stderr]   53:     0x556d0d391aba - <syntex_syntax::ext::expand::MacroExpander as syntex_syntax::fold::Folder>::fold_crate::hf1f84d62ca259e55
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:540
[INFO] [stderr]   54:     0x556d0d393337 - syntex_syntax::ext::expand::expand_crate_with_expander::hcd91832139d200c4
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:699
[INFO] [stderr]   55:     0x556d0d392dac - syntex_syntax::ext::expand::expand_crate::hde1a49465766b75b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/ext/expand.rs:672
[INFO] [stderr]   56:     0x556d0d24ea69 - syntex::Registry::expand_crate::h2fcafd6f6c26632f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex-0.42.2/src/lib.rs:227
[INFO] [stderr]   57:     0x556d0d1adcf6 - syntex::Registry::expand::h4865e32b9f59891f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex-0.42.2/src/lib.rs:170
[INFO] [stderr]   58:     0x556d0d1ae333 - build_script_build::main::hbd9bdec45bf48b4e
[INFO] [stderr]                                at /opt/rustwide/workdir/build.rs:17
[INFO] [stderr]   59:     0x556d0d1ae1ab - std::rt::lang_start::{{closure}}::hb71716a3031c5ddd
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libstd/rt.rs:67
[INFO] [stderr]   60:     0x556d0d646118 - std::rt::lang_start_internal::{{closure}}::h7cea099ad4edf1eb
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   61:     0x556d0d646118 - std::panicking::try::do_call::h42d93372c44025d2
[INFO] [stderr]                                at src/libstd/panicking.rs:342
[INFO] [stderr]   62:     0x556d0d646118 - std::panicking::try::hb47a4182362d3341
[INFO] [stderr]                                at src/libstd/panicking.rs:319
[INFO] [stderr]   63:     0x556d0d646118 - std::panic::catch_unwind::h2afcfbf3125915b4
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   64:     0x556d0d646118 - std::rt::lang_start_internal::h4f696727fe904f48
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   65:     0x556d0d1ae187 - std::rt::lang_start::h830437faf5150667
[INFO] [stderr]                                at /rustc/394e1b40d264aa6928811919c1124fa248e7d802/src/libstd/rt.rs:67
[INFO] [stderr]   66:     0x556d0d1ae42a - main
[INFO] [stderr]   67:     0x7fc9c57a20b3 - __libc_start_main
[INFO] [stderr]   68:     0x556d0d1ad18e - _start
[INFO] [stderr]   69:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "3ca01bd2493ab472aa5f007638f3db138ab4157424d01c2ee16f89351a58124a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca01bd2493ab472aa5f007638f3db138ab4157424d01c2ee16f89351a58124a", kill_on_drop: false }`
[INFO] [stdout] 3ca01bd2493ab472aa5f007638f3db138ab4157424d01c2ee16f89351a58124a