[INFO] fetching crate wfc-rs 0.6.1...
[INFO] testing wfc-rs-0.6.1 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate wfc-rs 0.6.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate wfc-rs 0.6.1 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wfc-rs 0.6.1
[INFO] finished tweaking crates.io crate wfc-rs 0.6.1
[INFO] tweaked toml for crates.io crate wfc-rs 0.6.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32029e390d9af5a5fb50e9fdb36508086926277c50db39dffeefc4600f5a7601
[INFO] running `Command { std: "docker" "start" "-a" "32029e390d9af5a5fb50e9fdb36508086926277c50db39dffeefc4600f5a7601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32029e390d9af5a5fb50e9fdb36508086926277c50db39dffeefc4600f5a7601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32029e390d9af5a5fb50e9fdb36508086926277c50db39dffeefc4600f5a7601", kill_on_drop: false }`
[INFO] [stdout] 32029e390d9af5a5fb50e9fdb36508086926277c50db39dffeefc4600f5a7601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6db068e11c6bf16e33916d797e0a530c121eff4f97e2d104d34d51b47ec7f9d
[INFO] running `Command { std: "docker" "start" "-a" "c6db068e11c6bf16e33916d797e0a530c121eff4f97e2d104d34d51b47ec7f9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling wfc-rs v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: In file included from csrc/wfc.c:7:
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__img_cmpoverlap':
[INFO] [stderr] warning: csrc/wfc.h:465:9: warning: unused variable 'b_y' [-Wunused-variable]
[INFO] [stderr] warning:   465 |     int b_y = b_offy + y;
[INFO] [stderr] warning:       |         ^~~
[INFO] [stderr] warning: csrc/wfc.h:464:9: warning: unused variable 'a_y' [-Wunused-variable]
[INFO] [stderr] warning:   464 |     int a_y = a_offy + y;
[INFO] [stderr] warning:       |         ^~~
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__destroy_cells':
[INFO] [stderr] warning: csrc/wfc.h:820:61: warning: unused parameter 'cell_cnt' [-Wunused-parameter]
[INFO] [stderr] warning:   820 | static void wfc__destroy_cells(struct wfc__cell *cells, int cell_cnt)
[INFO] [stderr] warning:       |                                                         ~~~~^~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__create_allowed_tiles':
[INFO] [stderr] warning: csrc/wfc.h:899:2: warning: label 'CLEANUP' defined but not used [-Wunused-label]
[INFO] [stderr] warning:   899 |  CLEANUP:
[INFO] [stderr] warning:       |  ^~~~~~~
[INFO] [stderr] warning: At top level:
[INFO] [stderr] warning: csrc/wfc.h:594:13: warning: 'wfc_cells' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   594 | static int *wfc_cells(struct wfc *wfc)
[INFO] [stderr] warning:       |             ^~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:588:13: warning: 'wfc_destroy_cells' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   588 | static void wfc_destroy_cells(int *cells)
[INFO] [stderr] warning:       |             ^~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:582:14: warning: 'wfc__nofunc_ptr' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   582 | static void *wfc__nofunc_ptr(const char *func_name, const char *msg, ...)
[INFO] [stderr] warning:       |              ^~~~~~~~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:576:12: warning: 'wfc__nofunc_int' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   576 | static int wfc__nofunc_int(const char *func_name, const char *msg, ...)
[INFO] [stderr] warning:       |            ^~~~~~~~~~~~~~~
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "c6db068e11c6bf16e33916d797e0a530c121eff4f97e2d104d34d51b47ec7f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6db068e11c6bf16e33916d797e0a530c121eff4f97e2d104d34d51b47ec7f9d", kill_on_drop: false }`
[INFO] [stdout] c6db068e11c6bf16e33916d797e0a530c121eff4f97e2d104d34d51b47ec7f9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b3fd0f2dd1d483f1a4d1c35f645161e02cc42d5a9a51063ab1c501a7857e94c
[INFO] running `Command { std: "docker" "start" "-a" "4b3fd0f2dd1d483f1a4d1c35f645161e02cc42d5a9a51063ab1c501a7857e94c", kill_on_drop: false }`
[INFO] [stderr] warning: In file included from csrc/wfc.c:7:
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__img_cmpoverlap':
[INFO] [stderr] warning: csrc/wfc.h:465:9: warning: unused variable 'b_y' [-Wunused-variable]
[INFO] [stderr] warning:   465 |     int b_y = b_offy + y;
[INFO] [stderr] warning:       |         ^~~
[INFO] [stderr] warning: csrc/wfc.h:464:9: warning: unused variable 'a_y' [-Wunused-variable]
[INFO] [stderr] warning:   464 |     int a_y = a_offy + y;
[INFO] [stderr] warning:       |         ^~~
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__destroy_cells':
[INFO] [stderr] warning: csrc/wfc.h:820:61: warning: unused parameter 'cell_cnt' [-Wunused-parameter]
[INFO] [stderr] warning:   820 | static void wfc__destroy_cells(struct wfc__cell *cells, int cell_cnt)
[INFO] [stderr] warning:       |                                                         ~~~~^~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__create_allowed_tiles':
[INFO] [stderr] warning: csrc/wfc.h:899:2: warning: label 'CLEANUP' defined but not used [-Wunused-label]
[INFO] [stderr] warning:   899 |  CLEANUP:
[INFO] [stderr] warning:       |  ^~~~~~~
[INFO] [stderr] warning: At top level:
[INFO] [stderr] warning: csrc/wfc.h:594:13: warning: 'wfc_cells' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   594 | static int *wfc_cells(struct wfc *wfc)
[INFO] [stderr] warning:       |             ^~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:588:13: warning: 'wfc_destroy_cells' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   588 | static void wfc_destroy_cells(int *cells)
[INFO] [stderr] warning:       |             ^~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:582:14: warning: 'wfc__nofunc_ptr' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   582 | static void *wfc__nofunc_ptr(const char *func_name, const char *msg, ...)
[INFO] [stderr] warning:       |              ^~~~~~~~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:576:12: warning: 'wfc__nofunc_int' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   576 | static int wfc__nofunc_int(const char *func_name, const char *msg, ...)
[INFO] [stderr] warning:       |            ^~~~~~~~~~~~~~~
[INFO] [stderr]    Compiling wfc-rs v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "4b3fd0f2dd1d483f1a4d1c35f645161e02cc42d5a9a51063ab1c501a7857e94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b3fd0f2dd1d483f1a4d1c35f645161e02cc42d5a9a51063ab1c501a7857e94c", kill_on_drop: false }`
[INFO] [stdout] 4b3fd0f2dd1d483f1a4d1c35f645161e02cc42d5a9a51063ab1c501a7857e94c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7358b193a4dfc80e4a60126c0657a3c1388c10e0c6f30acd0f58ff8503a50881
[INFO] running `Command { std: "docker" "start" "-a" "7358b193a4dfc80e4a60126c0657a3c1388c10e0c6f30acd0f58ff8503a50881", kill_on_drop: false }`
[INFO] [stderr] warning: In file included from csrc/wfc.c:7:
[INFO] [stdout] 
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__img_cmpoverlap':
[INFO] [stdout] running 4 tests
[INFO] [stderr] warning: csrc/wfc.h:465:9: warning: unused variable 'b_y' [-Wunused-variable]
[INFO] [stderr] warning:   465 |     int b_y = b_offy + y;
[INFO] [stderr] warning:       |         ^~~
[INFO] [stderr] warning: csrc/wfc.h:464:9: warning: unused variable 'a_y' [-Wunused-variable]
[INFO] [stderr] warning:   464 |     int a_y = a_offy + y;
[INFO] [stderr] warning:       |         ^~~
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__destroy_cells':
[INFO] [stderr] warning: csrc/wfc.h:820:61: warning: unused parameter 'cell_cnt' [-Wunused-parameter]
[INFO] [stderr] warning:   820 | static void wfc__destroy_cells(struct wfc__cell *cells, int cell_cnt)
[INFO] [stderr] warning:       |                                                         ~~~~^~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h: In function 'wfc__create_allowed_tiles':
[INFO] [stderr] warning: csrc/wfc.h:899:2: warning: label 'CLEANUP' defined but not used [-Wunused-label]
[INFO] [stderr] warning:   899 |  CLEANUP:
[INFO] [stderr] warning:       |  ^~~~~~~
[INFO] [stderr] warning: At top level:
[INFO] [stderr] warning: csrc/wfc.h:594:13: warning: 'wfc_cells' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   594 | static int *wfc_cells(struct wfc *wfc)
[INFO] [stderr] warning:       |             ^~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:588:13: warning: 'wfc_destroy_cells' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   588 | static void wfc_destroy_cells(int *cells)
[INFO] [stderr] warning:       |             ^~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:582:14: warning: 'wfc__nofunc_ptr' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   582 | static void *wfc__nofunc_ptr(const char *func_name, const char *msg, ...)
[INFO] [stderr] warning:       |              ^~~~~~~~~~~~~~~
[INFO] [stderr] warning: csrc/wfc.h:576:12: warning: 'wfc__nofunc_int' defined but not used [-Wunused-function]
[INFO] [stderr] warning:   576 | static int wfc__nofunc_int(const char *func_name, const char *msg, ...)
[INFO] [stderr] warning:       |            ^~~~~~~~~~~~~~~
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wfc_rs-b88a866b0fdd19a2)
[INFO] [stdout] test test_image ... ok
[INFO] [stdout] test test_overlapping ... ok
[INFO] [stdout] test test_run ... ok
[INFO] [stdout] test test_export ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_export stdout ----
[INFO] [stdout] thread 'test_export' panicked at 'called `Result::unwrap()` on an `Err` value: "wfc_export returned an error!"', src/lib.rs:280:30
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556aef538a2a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x556aef538a2a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x556aef538a2a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x556aef538a2a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x556aef55c72f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x556aef535d75 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x556aef5387f5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x556aef5387f5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x556aef53a4ae - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x556aef53a1e1 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x556aef50db7b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x556aef50db7b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x556aef53ab94 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x556aef53ab94 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x556aef53a909 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x556aef538e96 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x556aef53a662 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x556aef4b5de3 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x556aef4b6323 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stdout]   19:     0x556aef4b964c - core::result::Result<T,E>::unwrap::hd9c239422867d5b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1089:23
[INFO] [stdout]   20:     0x556aef4b8d52 - wfc_rs::test_export::h775116eab42147b8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:280:5
[INFO] [stdout]   21:     0x556aef4b8b37 - wfc_rs::test_export::{{closure}}::hffc6ac03bc88598f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:273:22
[INFO] [stdout]   22:     0x556aef4ba3b5 - core::ops::function::FnOnce::call_once::h9b04d3eca85389e3
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x556aef512a4f - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x556aef512a4f - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   25:     0x556aef4e023c - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   26:     0x556aef4e023c - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x556aef511b26 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   28:     0x556aef511b26 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   29:     0x556aef511b26 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   30:     0x556aef511b26 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   31:     0x556aef511b26 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   32:     0x556aef511b26 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   33:     0x556aef511b26 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   34:     0x556aef4daa45 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   35:     0x556aef4daa45 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   36:     0x556aef4dff81 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   37:     0x556aef4dff81 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   38:     0x556aef4dff81 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   39:     0x556aef4dff81 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   40:     0x556aef4dff81 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   41:     0x556aef4dff81 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   42:     0x556aef4dff81 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x556aef53f115 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   44:     0x556aef53f115 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   45:     0x556aef53f115 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f71431c0b43 - <unknown>
[INFO] [stdout]   47:     0x7f7143251bb4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_export
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.34s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "7358b193a4dfc80e4a60126c0657a3c1388c10e0c6f30acd0f58ff8503a50881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7358b193a4dfc80e4a60126c0657a3c1388c10e0c6f30acd0f58ff8503a50881", kill_on_drop: false }`
[INFO] [stdout] 7358b193a4dfc80e4a60126c0657a3c1388c10e0c6f30acd0f58ff8503a50881
