[INFO] fetching crate dxf 0.3.0...
[INFO] extracting crate dxf 0.3.0 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/dxf/0.3.0
[INFO] extracting crate dxf 0.3.0 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/dxf/0.3.0
[INFO] validating manifest of dxf-0.3.0 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dxf-0.3.0 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dxf-0.3.0
[INFO] finished frobbing dxf-0.3.0
[INFO] frobbed toml for dxf-0.3.0 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/dxf/0.3.0/Cargo.toml
[INFO] started frobbing dxf-0.3.0
[INFO] finished frobbing dxf-0.3.0
[INFO] frobbed toml for dxf-0.3.0 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/dxf/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking dxf-0.3.0 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-4/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/dxf/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2231d559d4f53ebdc2808a166a1c658914c3bd45b2f00c669e61662b7a59ca83
[INFO] running `"docker" "start" "-a" "2231d559d4f53ebdc2808a166a1c658914c3bd45b2f00c669e61662b7a59ca83"`
[INFO] [stderr]    Compiling xml-rs v0.4.1
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking png v0.8.0
[INFO] [stderr]     Checking image v0.14.0
[INFO] [stderr]    Compiling xmltree v0.4.0
[INFO] [stderr]    Compiling dxf v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |             0...9 => Some(ExpectedType::Str),
[INFO] [stderr]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 |             10...39 => Some(ExpectedType::Double),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |             40...59 => Some(ExpectedType::Double),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:21:15
[INFO] [stderr]    |
[INFO] [stderr] 21 |             60...79 => Some(ExpectedType::Short),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 |             90...99 => Some(ExpectedType::Integer),
[INFO] [stderr]    |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:23:16
[INFO] [stderr]    |
[INFO] [stderr] 23 |             100...102 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |             110...119 => Some(ExpectedType::Double),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |             120...129 => Some(ExpectedType::Double),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 |             130...139 => Some(ExpectedType::Double),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |             140...149 => Some(ExpectedType::Double),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |             160...169 => Some(ExpectedType::Long),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 |             170...179 => Some(ExpectedType::Short),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:31:16
[INFO] [stderr]    |
[INFO] [stderr] 31 |             210...239 => Some(ExpectedType::Double),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |             270...279 => Some(ExpectedType::Short),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |             280...289 => Some(ExpectedType::Short),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:34:16
[INFO] [stderr]    |
[INFO] [stderr] 34 |             290...299 => Some(ExpectedType::Boolean),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:35:16
[INFO] [stderr]    |
[INFO] [stderr] 35 |             300...309 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:36:16
[INFO] [stderr]    |
[INFO] [stderr] 36 |             310...319 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:37:16
[INFO] [stderr]    |
[INFO] [stderr] 37 |             320...329 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |             330...369 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |             370...379 => Some(ExpectedType::Short),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:40:16
[INFO] [stderr]    |
[INFO] [stderr] 40 |             380...389 => Some(ExpectedType::Short),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:41:16
[INFO] [stderr]    |
[INFO] [stderr] 41 |             390...399 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |             400...409 => Some(ExpectedType::Short),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:43:16
[INFO] [stderr]    |
[INFO] [stderr] 43 |             410...419 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:44:16
[INFO] [stderr]    |
[INFO] [stderr] 44 |             420...429 => Some(ExpectedType::Integer),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |             430...439 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:46:16
[INFO] [stderr]    |
[INFO] [stderr] 46 |             440...449 => Some(ExpectedType::Integer),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 |             450...459 => Some(ExpectedType::Long),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:48:16
[INFO] [stderr]    |
[INFO] [stderr] 48 |             460...469 => Some(ExpectedType::Double),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:49:16
[INFO] [stderr]    |
[INFO] [stderr] 49 |             470...479 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:50:16
[INFO] [stderr]    |
[INFO] [stderr] 50 |             480...481 => Some(ExpectedType::Str),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             1000...1009 => Some(ExpectedType::Str),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:53:17
[INFO] [stderr]    |
[INFO] [stderr] 53 |             1010...1059 => Some(ExpectedType::Double),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> build/../src/expected_type.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |             1060...1070 => Some(ExpectedType::Short),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> build/entity_generator.rs:49:3
[INFO] [stderr]    |
[INFO] [stderr] 49 | ".trim_left());
[INFO] [stderr]    |   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> build/header_generator.rs:46:3
[INFO] [stderr]    |
[INFO] [stderr] 46 | ".trim_left());
[INFO] [stderr]    |   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> build/object_generator.rs:60:3
[INFO] [stderr]    |
[INFO] [stderr] 60 | ".trim_left());
[INFO] [stderr]    |   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> build/table_generator.rs:48:3
[INFO] [stderr]    |
[INFO] [stderr] 48 | ".trim_left());
[INFO] [stderr]    |   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> build/test_helper_generator.rs:20:3
[INFO] [stderr]    |
[INFO] [stderr] 20 | ".trim_left().as_bytes()).ok().unwrap();
[INFO] [stderr]    |   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> build/test_helper_generator.rs:30:3
[INFO] [stderr]    |
[INFO] [stderr] 30 | ".trim_left());
[INFO] [stderr]    |   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `dxf v0.3.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/dxf-c37a973cc2c41eeb/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:347:21
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55b06087f85b - backtrace::backtrace::libunwind::trace::h00e2f01ca6755a19
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55b06087f85b - backtrace::backtrace::trace_unsynchronized::hc2e55f9123c24578
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55b06087f85b - std::sys_common::backtrace::_print::h878d975ca669e1b4
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55b06087f85b - std::sys_common::backtrace::print::h1b2f6b4885b021f3
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55b06087f85b - std::panicking::default_hook::{{closure}}::he9ab19abef5c787f
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x55b06087f55c - std::panicking::default_hook::h9b73316e8577c3fa
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x55b06087ff20 - std::panicking::rust_panic_with_hook::he062866264d328c5
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x55b06087faa2 - std::panicking::continue_panic_fmt::hd91e15ffe4fde332
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x55b06087f986 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x55b060894ead - core::panicking::panic_fmt::h684eb94a03e3ec1d
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55b060894dec - core::panicking::panic::h2f0f3d28526e11a2
[INFO] [stderr]                                at src/libcore/panicking.rs:49
[INFO] [stderr]   11:     0x55b0607e7658 - core::option::Option<T>::unwrap::hb4af4846536a0c17
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libcore/macros.rs:12
[INFO] [stderr]   12:     0x55b0607eea90 - build_script_build::main::he9a0d2ddbfd67ef2
[INFO] [stderr]                                at build/build.rs:19
[INFO] [stderr]   13:     0x55b0607e1160 - std::rt::lang_start::{{closure}}::h9368b4e21f9fcdc0
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55b06087f973 - std::rt::lang_start_internal::{{closure}}::hac4055a4b24c3806
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55b06087f973 - std::panicking::try::do_call::h0bdfdef338a7b8de
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x55b060881f2a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   17:     0x55b06088042d - std::panicking::try::h5986cc11523af350
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x55b06088042d - std::panic::catch_unwind::h5e6e2d11127cecca
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55b06088042d - std::rt::lang_start_internal::hd1ad303a81183dc4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55b0607e1139 - std::rt::lang_start::h6dc57ac5eff35e73
[INFO] [stderr]                                at /rustc/d3301713b54af69ca9de941a8c6b0d8287dbd6df/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55b0607ef33a - main
[INFO] [stderr]   22:     0x7f6ae17ce2e1 - __libc_start_main
[INFO] [stderr]   23:     0x55b0607c2eaa - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "2231d559d4f53ebdc2808a166a1c658914c3bd45b2f00c669e61662b7a59ca83"`
[INFO] running `"docker" "rm" "-f" "2231d559d4f53ebdc2808a166a1c658914c3bd45b2f00c669e61662b7a59ca83"`
[INFO] [stdout] 2231d559d4f53ebdc2808a166a1c658914c3bd45b2f00c669e61662b7a59ca83