[INFO] crate sulfur 0.1.0 is already in cache
[INFO] extracting crate sulfur 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/sulfur/0.1.0
[INFO] extracting crate sulfur 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/sulfur/0.1.0
[INFO] validating manifest of sulfur-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sulfur-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sulfur-0.1.0
[INFO] finished frobbing sulfur-0.1.0
[INFO] frobbed toml for sulfur-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/sulfur/0.1.0/Cargo.toml
[INFO] started frobbing sulfur-0.1.0
[INFO] finished frobbing sulfur-0.1.0
[INFO] frobbed toml for sulfur-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/sulfur/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sulfur-0.1.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/sulfur/0.1.0:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] cefbd02e184692a7f49d25f07ac914530e7386cf3e23e2db9b976392caeb5aeb
[INFO] running `"docker" "start" "-a" "cefbd02e184692a7f49d25f07ac914530e7386cf3e23e2db9b976392caeb5aeb"`
[INFO] [stderr]    Compiling hyper v0.12.23
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.9
[INFO] [stderr]    Compiling sulfur v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.09s
[INFO] running `"docker" "inspect" "cefbd02e184692a7f49d25f07ac914530e7386cf3e23e2db9b976392caeb5aeb"`
[INFO] running `"docker" "rm" "-f" "cefbd02e184692a7f49d25f07ac914530e7386cf3e23e2db9b976392caeb5aeb"`
[INFO] [stdout] cefbd02e184692a7f49d25f07ac914530e7386cf3e23e2db9b976392caeb5aeb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/sulfur/0.1.0:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6c3fd903818e85af28d1c11b99d31d3ba5f110d86f7152b1dae473678f09ee8c
[INFO] running `"docker" "start" "-a" "6c3fd903818e85af28d1c11b99d31d3ba5f110d86f7152b1dae473678f09ee8c"`
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling headers-derive v0.1.0
[INFO] [stderr]    Compiling headers-core v0.1.0
[INFO] [stderr]    Compiling tungstenite v0.6.1
[INFO] [stderr]    Compiling headers v0.2.0
[INFO] [stderr]    Compiling warp v0.1.12
[INFO] [stderr]    Compiling sulfur v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.64s
[INFO] running `"docker" "inspect" "6c3fd903818e85af28d1c11b99d31d3ba5f110d86f7152b1dae473678f09ee8c"`
[INFO] running `"docker" "rm" "-f" "6c3fd903818e85af28d1c11b99d31d3ba5f110d86f7152b1dae473678f09ee8c"`
[INFO] [stdout] 6c3fd903818e85af28d1c11b99d31d3ba5f110d86f7152b1dae473678f09ee8c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/sulfur/0.1.0:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] ff8225964a65ee2f45f92e30c46dd33e864d698a165abb3381cd74a6f96d4c24
[INFO] running `"docker" "start" "-a" "ff8225964a65ee2f45f92e30c46dd33e864d698a165abb3381cd74a6f96d4c24"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sulfur-125ef859bd0b7e39
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/canary-5274e54b3d440dd2
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test can_run_chromedriver ... FAILED
[INFO] [stdout] test find_text_present ... FAILED
[INFO] [stdout] test form_element_clearing ... FAILED
[INFO] [stdout] test find_multiple_elements_from_child ... FAILED
[INFO] [stdout] test can_navigate ... FAILED
[INFO] [stdout] test find_tag_name ... FAILED
[INFO] [stdout] test find_text_present_from_child ... FAILED
[INFO] [stdout] test find_multiple_elements ... FAILED
[INFO] [stdout] test form_submission ... FAILED
[INFO] [stdout] test should_click_links ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- can_run_chromedriver stdout ----
[INFO] [stdout] thread 'can_run_chromedriver' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9083df1 - canary[d1debee5517c338c]::can_run_chromedriver
[INFO] [stdout]                                at tests/canary.rs:43
[INFO] [stdout]   10:     0x5573a9083d99 - canary[d1debee5517c338c]::can_run_chromedriver::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:41
[INFO] [stdout]   11:     0x5573a90c174d - <canary[d1debee5517c338c]::can_run_chromedriver::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- find_text_present stdout ----
[INFO] [stdout] thread 'find_text_present' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9084760 - canary[d1debee5517c338c]::find_text_present
[INFO] [stdout]                                at tests/canary.rs:133
[INFO] [stdout]   10:     0x5573a90846d9 - canary[d1debee5517c338c]::find_text_present::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:129
[INFO] [stdout]   11:     0x5573a90c15bd - <canary[d1debee5517c338c]::find_text_present::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- form_element_clearing stdout ----
[INFO] [stdout] thread 'form_element_clearing' panicked at 'ChromeDriver::start: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: _RNkMs0_NtNqCs2S7MSzVe1il_7failure9backtrace8internalNtB5_17InternalBacktrace3new (0x5573a91b1502)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: _RNkMNqCs2S7MSzVe1il_7failure9backtraceNaB2_9Backtrace3new (0x5573a91b064d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: _RNpXNyNgCs2S7MSzVe1il_7failure5error10error_implNcB2_9ErrorImplINcNyCsfOXHOjakNhA_4core7convert4FromNqNgNxCs93O65jcFPR3_3std2io5error5ErrorE4fromCs2yapppWXlG7_6sulfur (0x5573a91aa519)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: _RNpXNgCs2S7MSzVe1il_7failure5errorNqB2_5ErrorINcNyCsfOXHOjakNhA_4core7convert4FromNqNgNxCs93O65jcFPR3_3std2io5error5ErrorE4fromCs2yapppWXlG7_6sulfur (0x5573a919814f)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: _RNvXs1_NyCsfOXHOjakNhA_4core7convertNqNgNxCs93O65jcFPR3_3std2io5error5ErrorINiB5_4IntoNqNgCs2S7MSzVe1il_7failure5error5ErrorE4intoCs2yapppWXlG7_6sulfur (0x5573a918d35f)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/convert.rs:441
[INFO] [stdout]    5: _RINbMs_NcCs2S7MSzVe1il_7failure7contextINmB5_7ContextReE8with_errNqNgNxCs93O65jcFPR3_3std2io5error5ErrorECs2yapppWXlG7_6sulfur (0x5573a91a7f3c)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/context.rs:105
[INFO] [stdout]    6: _RINdYNqNgNxCs93O65jcFPR3_3std2io5error5ErrorNeCs2S7MSzVe1il_7failure4Fail7contextReECs2yapppWXlG7_6sulfur (0x5573a918b35d)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/lib.rs:160
[INFO] [stdout]    7: _RNCINdXNsCs2S7MSzVe1il_7failure10result_extINiNyCsfOXHOjakNhA_4core6result6ResultNeNwCs93O65jcFPR3_3std7process5ChildNqNgNxB1l_2io5error5ErrorEINaB5_9ResultExtB1h_B1R_E7contextReE0Cs2yapppWXlG7_6sulfur (0x5573a91a8c5a)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stdout]    8: _RINyMNyCsfOXHOjakNhA_4core6resultINiB3_6ResultNeNwCs93O65jcFPR3_3std7process5ChildNqNgNxBM_2io5error5ErrorE7map_errINmNcCs2S7MSzVe1il_7failure7context7ContextReENCINdXNsB1U_10result_extBv_INaB2F_9ResultExtBI_B1i_E7contextB2w_E0ECs2yapppWXlG7_6sulfur (0x5573a9193481)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:520
[INFO] [stdout]    9: _RINdXNsCs2S7MSzVe1il_7failure10result_extINiNyCsfOXHOjakNhA_4core6result6ResultNeNwCs93O65jcFPR3_3std7process5ChildNqNgNxB1j_2io5error5ErrorEINaB3_9ResultExtB1f_B1P_E7contextReECs2yapppWXlG7_6sulfur (0x5573a91927a2)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/result_ext.rs:164
[INFO] [stdout]   10: _RNlMNrCs2yapppWXlG7_6sulfur6chromeNpB2_6Driver5start (0x5573a919cc42)
[INFO] [stdout]              at src/chrome.rs:31
[INFO] [stdout]   11: _RNjNxXs0_Csi18hDgAO9yW_6canaryNlB7_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref23__static_ref_initialize (0x5573a90c1dee)
[INFO] [stdout]              at tests/canary.rs:24
[INFO] [stdout]       _RNrYNjNxXs0_Csi18hDgAO9yW_6canaryNlBa_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref23__static_ref_initializeINuNcBL_8function6FnOnceuE9call_onceBa_
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12: _RNCINaMNaCsbJjeEEQdTIP_11lazy_static4lazyINkB5_4LazyNpNrCs2yapppWXlG7_6sulfur6chrome6DriverE3getNjNxXs0_Csi18hDgAO9yW_6canaryNlB1E_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref23__static_ref_initializeE0B1E_ (0x5573a90929c5)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:28
[INFO] [stdout]   13: _RNCINrMs0_NzNxCs93O65jcFPR3_3std4sync4onceNjB8_4Once9call_onceNCINaMNaCsbJjeEEQdTIP_11lazy_static4lazyINkB14_4LazyNpNrCs2yapppWXlG7_6sulfur6chrome6DriverE3getNjNxXs0_Csi18hDgAO9yW_6canaryNlB2E_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref23__static_ref_initializeE0E0B2E_ (0x5573a910c87a)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]   14: call_inner (0x5573a99a16c5)
[INFO] [stdout]              at src/libstd/sync/once.rs:387
[INFO] [stdout]   15: _RINrMs0_NzNxCs93O65jcFPR3_3std4sync4onceNjB6_4Once9call_onceNCINaMNaCsbJjeEEQdTIP_11lazy_static4lazyINkB12_4LazyNpNrCs2yapppWXlG7_6sulfur6chrome6DriverE3getNjNxXs0_Csi18hDgAO9yW_6canaryNlB2C_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref23__static_ref_initializeE0EB2C_ (0x5573a910bb99)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]   16: _RINaMNaCsbJjeEEQdTIP_11lazy_static4lazyINkB3_4LazyNpNrCs2yapppWXlG7_6sulfur6chrome6DriverE3getNjNxXs0_Csi18hDgAO9yW_6canaryNlB1C_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref23__static_ref_initializeEB1C_ (0x5573a9083b11)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]       _RNtNxXs0_Csi18hDgAO9yW_6canaryNlB7_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref11__stability
[INFO] [stdout]              at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]       _RNxXs0_Csi18hDgAO9yW_6canaryNlB5_6DRIVERNkNwNrCsfOXHOjakNhA_4core3ops5deref5Deref5deref
[INFO] [stdout]              at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]   17: _RNqCsi18hDgAO9yW_6canarys_21form_element_clearing (0x5573a9087790)
[INFO] [stdout]              at tests/canary.rs:285
[INFO] [stdout]   18: _RNCNqCsi18hDgAO9yW_6canary21form_element_clearing0B3_ (0x5573a9087709)
[INFO] [stdout]              at tests/canary.rs:281
[INFO] [stdout]   19: _RNrYNCNqCsi18hDgAO9yW_6canary21form_element_clearing0INuNcNrCsfOXHOjakNhA_4core3ops8function6FnOnceuE9call_onceB6_ (0x5573a90c167d)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   20: {{closure}} (0x5573a911ebde)
[INFO] [stdout]              at src/libtest/lib.rs:1474
[INFO] [stdout]       call_once<closure,()>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]       call_box<(),closure>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   21: __rust_maybe_catch_panic (0x5573a99ae529)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   22: try<(),std::panic::AssertUnwindSafe<alloc::boxed::Box<FnBox<()>>>> (0x5573a91390c7)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]       catch_unwind<std::panic::AssertUnwindSafe<alloc::boxed::Box<FnBox<()>>>,()>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]       {{closure}}
[INFO] [stdout]              at src/libtest/lib.rs:1429
[INFO] [stdout]   23: _RINhNqNkCs93O65jcFPR3_3std10sys_common9backtrace28__rust_begin_short_backtraceNCNnNrCsk8kyjH54eJk_4test8run_test14run_test_inner0uEB1k_ (0x5573a9114474)
[INFO] [stdout]   24: {{closure}}<closure,()> (0x5573a9113f94)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]       call_once<(),closure>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]       do_call<std::panic::AssertUnwindSafe<closure>,()>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   25: __rust_maybe_catch_panic (0x5573a99ae529)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   26: try<(),std::panic::AssertUnwindSafe<closure>> (0x5573a911e91c)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]       catch_unwind<std::panic::AssertUnwindSafe<closure>,()>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]       {{closure}}<closure,()>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]       call_box<(),closure>
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   27: call_once<(),()> (0x5573a99ad90d)
[INFO] [stdout]              at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]       start_thread
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]       thread_start
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   28: start_thread (0x7f9d7dfdc493)
[INFO] [stdout]   29: __clone (0x7f9d7db07ace)
[INFO] [stdout]   30: <unknown> (0x0)
[INFO] [stdout] 
[INFO] [stdout] Spawning chrome', src/libcore/result.rs:997:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5891 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x5573a99a5775 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x5573a99c4bbc - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x5573a90a0588 - core[b849d6d0cd70c3a8]::result::unwrap_failed::<failure[2176aa52ea4768b7]::error::Error>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16
[INFO] [stdout]    9:     0x5573a90a9d05 - <core[b849d6d0cd70c3a8]::result::Result<sulfur[1db6d4b7faad80f1]::chrome::Driver, failure[2176aa52ea4768b7]::error::Error>>::expect
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:825
[INFO] [stdout]   10:     0x5573a90c1e0c - <<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at tests/canary.rs:24
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   11:     0x5573a90929c5 - <lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get::<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:28
[INFO] [stdout]   12:     0x5573a910c87a - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]   13:     0x5573a99a16c5 - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:387
[INFO] [stdout]   14:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]   15:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]   16:     0x5573a9087790 - canary[d1debee5517c338c]::form_element_clearing
[INFO] [stdout]                                at tests/canary.rs:285
[INFO] [stdout]   17:     0x5573a9087709 - canary[d1debee5517c338c]::form_element_clearing::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:281
[INFO] [stdout]   18:     0x5573a90c167d - <canary[d1debee5517c338c]::form_element_clearing::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   19:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   20:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   21:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   22:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   23:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   24:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   25:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   26:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   27:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   28:     0x7f9d7db07ace - __clone
[INFO] [stdout]   29:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- find_multiple_elements_from_child stdout ----
[INFO] [stdout] thread 'find_multiple_elements_from_child' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9085ea0 - canary[d1debee5517c338c]::find_multiple_elements_from_child
[INFO] [stdout]                                at tests/canary.rs:206
[INFO] [stdout]   10:     0x5573a9085e19 - canary[d1debee5517c338c]::find_multiple_elements_from_child::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:202
[INFO] [stdout]   11:     0x5573a90c181d - <canary[d1debee5517c338c]::find_multiple_elements_from_child::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- can_navigate stdout ----
[INFO] [stdout] thread 'can_navigate' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9083f40 - canary[d1debee5517c338c]::can_navigate
[INFO] [stdout]                                at tests/canary.rs:92
[INFO] [stdout]   10:     0x5573a9083eb9 - canary[d1debee5517c338c]::can_navigate::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:87
[INFO] [stdout]   11:     0x5573a90c153d - <canary[d1debee5517c338c]::can_navigate::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- find_tag_name stdout ----
[INFO] [stdout] thread 'find_tag_name' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9084cea - canary[d1debee5517c338c]::find_tag_name
[INFO] [stdout]                                at tests/canary.rs:147
[INFO] [stdout]   10:     0x5573a9084c69 - canary[d1debee5517c338c]::find_tag_name::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:143
[INFO] [stdout]   11:     0x5573a90c157d - <canary[d1debee5517c338c]::find_tag_name::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- find_text_present_from_child stdout ----
[INFO] [stdout] thread 'find_text_present_from_child' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9085830 - canary[d1debee5517c338c]::find_text_present_from_child
[INFO] [stdout]                                at tests/canary.rs:187
[INFO] [stdout]   10:     0x5573a90857a9 - canary[d1debee5517c338c]::find_text_present_from_child::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:183
[INFO] [stdout]   11:     0x5573a90c163d - <canary[d1debee5517c338c]::find_text_present_from_child::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- find_multiple_elements stdout ----
[INFO] [stdout] thread 'find_multiple_elements' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9085210 - canary[d1debee5517c338c]::find_multiple_elements
[INFO] [stdout]                                at tests/canary.rs:161
[INFO] [stdout]   10:     0x5573a9085189 - canary[d1debee5517c338c]::find_multiple_elements::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:157
[INFO] [stdout]   11:     0x5573a90c16bd - <canary[d1debee5517c338c]::find_multiple_elements::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- form_submission stdout ----
[INFO] [stdout] thread 'form_submission' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9086b70 - canary[d1debee5517c338c]::form_submission
[INFO] [stdout]                                at tests/canary.rs:253
[INFO] [stdout]   10:     0x5573a9086ae9 - canary[d1debee5517c338c]::form_submission::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:249
[INFO] [stdout]   11:     0x5573a90c15fd - <canary[d1debee5517c338c]::form_submission::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- should_click_links stdout ----
[INFO] [stdout] thread 'should_click_links' panicked at 'Once instance has previously been poisoned', src/libstd/sync/once.rs:362:21
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5573a99a74f3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x5573a99a266b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x5573a99a5606 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x5573a99a5307 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x5573a99a5d10 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x5573a99a5ad4 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at src/libstd/panicking.rs:412
[INFO] [stdout]    6:     0x5573a99a172a - <std[698b411d1b74fcff]::sync::once::Once>::call_inner
[INFO] [stdout]                                at src/libstd/sync/once.rs:362
[INFO] [stdout]    7:     0x5573a910bb99 - <std[698b411d1b74fcff]::sync::once::Once>::call_once::<<lazy_static[88a2d16b117fd191]::lazy::Lazy<sulfur[1db6d4b7faad80f1]::chrome::Driver>>::get<<canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref::__static_ref_initialize>::{closure#0}>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sync/once.rs:220
[INFO] [stdout]    8:     0x5573a9083b11 - <canary[d1debee5517c338c]::DRIVER as core[b849d6d0cd70c3a8]::ops::deref::Deref>::deref
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.2.0/src/inline_lazy.rs:27
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:12
[INFO] [stdout]                                at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:13
[INFO] [stdout]    9:     0x5573a9086590 - canary[d1debee5517c338c]::should_click_links
[INFO] [stdout]                                at tests/canary.rs:235
[INFO] [stdout]   10:     0x5573a9086509 - canary[d1debee5517c338c]::should_click_links::{closure#0}
[INFO] [stdout]                                at tests/canary.rs:231
[INFO] [stdout]   11:     0x5573a90c17dd - <canary[d1debee5517c338c]::should_click_links::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5573a911ebde - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   13:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   14:     0x5573a91390c7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   15:     0x5573a9114474 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   16:     0x5573a9113f94 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   17:     0x5573a99ae529 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x5573a911e91c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   19:     0x5573a99ad90d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   20:     0x7f9d7dfdc493 - start_thread
[INFO] [stdout]   21:     0x7f9d7db07ace - __clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     can_navigate
[INFO] [stdout]     can_run_chromedriver
[INFO] [stdout]     find_multiple_elements
[INFO] [stdout]     find_multiple_elements_from_child
[INFO] [stdout]     find_tag_name
[INFO] [stdout]     find_text_present
[INFO] [stdout]     find_text_present_from_child
[INFO] [stdout]     form_element_clearing
[INFO] [stdout]     form_submission
[INFO] [stdout]     should_click_links
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 10 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test canary'
[INFO] running `"docker" "inspect" "ff8225964a65ee2f45f92e30c46dd33e864d698a165abb3381cd74a6f96d4c24"`
[INFO] running `"docker" "rm" "-f" "ff8225964a65ee2f45f92e30c46dd33e864d698a165abb3381cd74a6f96d4c24"`
[INFO] [stdout] ff8225964a65ee2f45f92e30c46dd33e864d698a165abb3381cd74a6f96d4c24