[INFO] crate html-index 0.2.0 is already in cache
[INFO] extracting crate html-index 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/html-index/0.2.0
[INFO] extracting crate html-index 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/html-index/0.2.0
[INFO] validating manifest of html-index-0.2.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of html-index-0.2.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing html-index-0.2.0
[INFO] finished frobbing html-index-0.2.0
[INFO] frobbed toml for html-index-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/html-index/0.2.0/Cargo.toml
[INFO] started frobbing html-index-0.2.0
[INFO] finished frobbing html-index-0.2.0
[INFO] frobbed toml for html-index-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/html-index/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing html-index-0.2.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/html-index/0.2.0:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9f39ebb1ef372dc5700654ddd73346210638653a661cd09b0e104046378a6942
[INFO] running `"docker" "start" "-a" "9f39ebb1ef372dc5700654ddd73346210638653a661cd09b0e104046378a6942"`
[INFO] [stderr]    Compiling css-rel-preload v0.1.0
[INFO] [stderr]    Compiling html-index v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "9f39ebb1ef372dc5700654ddd73346210638653a661cd09b0e104046378a6942"`
[INFO] running `"docker" "rm" "-f" "9f39ebb1ef372dc5700654ddd73346210638653a661cd09b0e104046378a6942"`
[INFO] [stdout] 9f39ebb1ef372dc5700654ddd73346210638653a661cd09b0e104046378a6942
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/html-index/0.2.0:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a4e4c09ff2b787f4ac6e6c64205143d1d3092b03eb1056a22cc9d09f44712a08
[INFO] running `"docker" "start" "-a" "a4e4c09ff2b787f4ac6e6c64205143d1d3092b03eb1056a22cc9d09f44712a08"`
[INFO] [stderr]    Compiling html-index v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "a4e4c09ff2b787f4ac6e6c64205143d1d3092b03eb1056a22cc9d09f44712a08"`
[INFO] running `"docker" "rm" "-f" "a4e4c09ff2b787f4ac6e6c64205143d1d3092b03eb1056a22cc9d09f44712a08"`
[INFO] [stdout] a4e4c09ff2b787f4ac6e6c64205143d1d3092b03eb1056a22cc9d09f44712a08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/html-index/0.2.0:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 8533bead2886710a9cb945385b39324d1c496e526e06fdaff169a0c38f4d6f21
[INFO] running `"docker" "start" "-a" "8533bead2886710a9cb945385b39324d1c496e526e06fdaff169a0c38f4d6f21"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/html_index-eba3f5c8d1bb660d
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-42a0dc908272d5cb
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_work ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- should_work stdout ----
[INFO] [stdout] thread 'should_work' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `"<!DOCTYPE html><html lang=\"en-US\"><head><meta charset=\"utf-8\"><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"><script src=\"/bundle.js\" defer></script><script>!function(n){\"use strict\";n.loadCSS||(n.loadCSS=function(){});var o=loadCSS.relpreload={};if(o.support=function(){var e;try{e=n.document.createElement(\"link\").relList.supports(\"preload\")}catch(t){e=!1}return function(){return e}}(),o.bindMediaToggle=function(t){var e=t.media||\"all\";function a(){t.media=e}t.addEventListener?t.addEventListener(\"load\",a):t.attachEvent&&t.attachEvent(\"onload\",a),setTimeout(function(){t.rel=\"stylesheet\",t.media=\"only x\"}),setTimeout(a,3e3)},o.poly=function(){if(!o.support())for(var t=n.document.getElementsByTagName(\"link\"),e=0;e<t.length;e++){var a=t[e];\"preload\"!==a.rel||\"style\"!==a.getAttribute(\"as\")||a.getAttribute(\"data-loadcss\")||(a.setAttribute(\"data-loadcss\",!0),o.bindMediaToggle(a))}},!o.support()){o.poly();var t=n.setInterval(o.poly,500);n.addEventListener?n.addEventListener(\"load\",function(){o.poly(),n.clearInterval(t)}):n.attachEvent&&n.attachEvent(\"onload\",function(){o.poly(),n.clearInterval(t)})}\"undefined\"!=typeof exports?exports.loadCSS=loadCSS:n.loadCSS=loadCSS}(\"undefined\"!=typeof global?global:this);</script><link rel=\"preload\" as=\"style\" href=\"/bundle.css\" onload=\"this.rel=\'stylesheet\'\" onerror=\"this.rel=\'stylesheet\'\"></head><body>hello world</body></html>"`,
[INFO] [stdout]  right: `"<!DOCTYPE html><html lang=\"en-US\"><head><meta charset=\"utf-8\"><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"><script src=\"/bundle.js\" defer></script><link rel=\"preload\" as=\"style\" href=\"/bundle.css\" onload=\"this.rel=\'stylesheet\'\" onerror=\"this.rel=\'stylesheet\'\"></head><body>hello world</body></html>"`', tests/test.rs:15:3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5595c68da11b - backtrace::backtrace::libunwind::trace::hfe5db90796807973
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x5595c68da11b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x5595c68da11b - std::sys_common::backtrace::_print::h527254ae44989167
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x5595c68da11b - std::sys_common::backtrace::print::he85dd5ddddf46503
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x5595c68da11b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    5:     0x5595c68d9d8a - std::panicking::default_hook::h2ca0f9a30a0e206b
[INFO] [stdout]                                at src/libstd/panicking.rs:211
[INFO] [stdout]    6:     0x5595c68da890 - std::panicking::rust_panic_with_hook::hffcefc09751839d1
[INFO] [stdout]                                at src/libstd/panicking.rs:477
[INFO] [stdout]    7:     0x5595c68da412 - std::panicking::continue_panic_fmt::hc0f142c930c846fc
[INFO] [stdout]                                at src/libstd/panicking.rs:384
[INFO] [stdout]    8:     0x5595c68da35f - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d
[INFO] [stdout]                                at src/libstd/panicking.rs:339
[INFO] [stdout]    9:     0x5595c684c117 - test::should_work::h373f7335793dd738
[INFO] [stdout]                                at tests/test.rs:15
[INFO] [stdout]   10:     0x5595c684be3e - test::should_work::{{closure}}::h1a56b0dfd124cf58
[INFO] [stdout]                                at tests/test.rs:7
[INFO] [stdout]   11:     0x5595c684d79e - core::ops::function::FnOnce::call_once::he52cfc12bc767d0e
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   12:     0x5595c68592ff - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h4a13ee3f0d7b4201
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   13:     0x5595c68dce3a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   14:     0x5595c68738f8 - std::panicking::try::h5a93466ab2078586
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   15:     0x5595c68738f8 - std::panic::catch_unwind::h752cbeae6ac7bdea
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   16:     0x5595c68738f8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   17:     0x5595c684e775 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   18:     0x5595c6852835 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470
[INFO] [stdout]   19:     0x5595c6852835 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315
[INFO] [stdout]   20:     0x5595c6852835 - std::panicking::try::do_call::h41f8559f88100f6c
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296
[INFO] [stdout]   21:     0x5595c68dce3a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stdout]   22:     0x5595c6852f32 - std::panicking::try::hb54ba808181fe352
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275
[INFO] [stdout]   23:     0x5595c6852f32 - std::panic::catch_unwind::h555ccf4e835e93f4
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394
[INFO] [stdout]   24:     0x5595c6852f32 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469
[INFO] [stdout]   25:     0x5595c6852f32 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231
[INFO] [stdout]   26:     0x5595c68cfeaf - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h42806b83647d4c79
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   27:     0x5595c68dc590 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h83c921c8e826dd1d
[INFO] [stdout]                                at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746
[INFO] [stdout]   28:     0x5595c68dc590 - std::sys_common::thread::start_thread::h2613204ce513782e
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   29:     0x5595c68dc590 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   30:     0x7fe0299f94a4 - start_thread
[INFO] [stdout]   31:     0x7fe029ffbd0f - __clone
[INFO] [stdout]   32:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     should_work
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test test'
[INFO] running `"docker" "inspect" "8533bead2886710a9cb945385b39324d1c496e526e06fdaff169a0c38f4d6f21"`
[INFO] running `"docker" "rm" "-f" "8533bead2886710a9cb945385b39324d1c496e526e06fdaff169a0c38f4d6f21"`
[INFO] [stdout] 8533bead2886710a9cb945385b39324d1c496e526e06fdaff169a0c38f4d6f21