[INFO] updating cached repository jeffrey-xiao/chip-8-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeffrey-xiao/chip-8-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-xiao/chip-8-rs" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jeffrey-xiao/chip-8-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jeffrey-xiao/chip-8-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeffrey-xiao/chip-8-rs" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jeffrey-xiao/chip-8-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jeffrey-xiao/chip-8-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 58fbd3ce7c6575b7f3c9b029341a701aae957898
[INFO] sha for GitHub repo jeffrey-xiao/chip-8-rs: 58fbd3ce7c6575b7f3c9b029341a701aae957898
[INFO] validating manifest of jeffrey-xiao/chip-8-rs 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 jeffrey-xiao/chip-8-rs 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 jeffrey-xiao/chip-8-rs
[INFO] finished frobbing jeffrey-xiao/chip-8-rs
[INFO] frobbed toml for jeffrey-xiao/chip-8-rs written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/jeffrey-xiao/chip-8-rs/Cargo.toml
[INFO] started frobbing jeffrey-xiao/chip-8-rs
[INFO] finished frobbing jeffrey-xiao/chip-8-rs
[INFO] frobbed toml for jeffrey-xiao/chip-8-rs written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jeffrey-xiao/chip-8-rs/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 jeffrey-xiao/chip-8-rs against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jeffrey-xiao/chip-8-rs:/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] 89c52c15600b58d7dda5916872f56a5f0c1d5944730e690d5241fdf2f6403ec6
[INFO] running `"docker" "start" "-a" "89c52c15600b58d7dda5916872f56a5f0c1d5944730e690d5241fdf2f6403ec6"`
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling chipo v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `"docker" "inspect" "89c52c15600b58d7dda5916872f56a5f0c1d5944730e690d5241fdf2f6403ec6"`
[INFO] running `"docker" "rm" "-f" "89c52c15600b58d7dda5916872f56a5f0c1d5944730e690d5241fdf2f6403ec6"`
[INFO] [stdout] 89c52c15600b58d7dda5916872f56a5f0c1d5944730e690d5241fdf2f6403ec6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jeffrey-xiao/chip-8-rs:/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] c22425984d7fc3e140142d40604f37283c9c5d96fc3bf32ca964581a1aa08435
[INFO] running `"docker" "start" "-a" "c22425984d7fc3e140142d40604f37283c9c5d96fc3bf32ca964581a1aa08435"`
[INFO] [stderr]    Compiling chipo v2.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "c22425984d7fc3e140142d40604f37283c9c5d96fc3bf32ca964581a1aa08435"`
[INFO] running `"docker" "rm" "-f" "c22425984d7fc3e140142d40604f37283c9c5d96fc3bf32ca964581a1aa08435"`
[INFO] [stdout] c22425984d7fc3e140142d40604f37283c9c5d96fc3bf32ca964581a1aa08435
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/jeffrey-xiao/chip-8-rs:/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] c133f0b98341562cfe81a148f4f598d1acece23c8d1f5c498ee9d09813898f84
[INFO] running `"docker" "start" "-a" "c133f0b98341562cfe81a148f4f598d1acece23c8d1f5c498ee9d09813898f84"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chipo-93ab7e0c99e420b2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_rom ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chipo
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 30) ... ok
[INFO] [stdout] test src/lib.rs -  (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 16) stdout ----
[INFO] [stdout] error: expected expression, found `$`
[INFO] [stdout]  --> src/lib.rs:17:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | $ npm install chipo
[INFO] [stdout]   | ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] thread 'src/lib.rs -  (line 16)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:354:13
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x7f9fec8201e3 - 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:     0x7f9fec8189cb - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x7f9fec81c3f6 - 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:     0x7f9fec81c0f7 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x7f9fee87b9ef - rustc[8198c0d23dc1abcc]::util::common::panic_hook
[INFO] [stdout]    5:     0x7f9fec81cbcd - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:482
[INFO] [stdout]    6:     0x56020624ff44 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:412
[INFO] [stdout]    7:     0x56020651c603 - rustdoc[88d74997c65aea9c]::test::run_test
[INFO] [stdout]                                at src/librustdoc/test.rs:354
[INFO] [stdout]    8:     0x5602063fc4e7 - <scoped_tls[f884f7d0d0a76f84]::ScopedKey<syntax[55b360ca1c87f545]::Globals>>::set::<syntax[55b360ca1c87f545]::with_globals<<rustdoc[88d74997c65aea9c]::test::Collector as rustdoc[88d74997c65aea9c]::test::Tester>::add_test::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#0}, ()>
[INFO] [stdout]                                at src/librustdoc/test.rs:754
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:112
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155
[INFO] [stdout]    9:     0x56020647e961 - syntax[55b360ca1c87f545]::with_globals::<<rustdoc[88d74997c65aea9c]::test::Collector as rustdoc[88d74997c65aea9c]::test::Tester>::add_test::{closure#0}::{closure#0}::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:111
[INFO] [stdout]   10:     0x560206299508 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<<rustdoc[88d74997c65aea9c]::test::Collector as rustdoc[88d74997c65aea9c]::test::Tester>::add_test::{closure#0}::{closure#0}, ()>
[INFO] [stdout]                                at src/librustdoc/test.rs:751
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   11:     0x56020624f573 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<<rustdoc[88d74997c65aea9c]::test::Collector as rustdoc[88d74997c65aea9c]::test::Tester>::add_test::{closure#0}::{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]   12:     0x7f9fec82e029 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   13:     0x5602062c9957 - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<<rustdoc[88d74997c65aea9c]::test::Collector as rustdoc[88d74997c65aea9c]::test::Tester>::add_test::{closure#0}::{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]   14:     0x7f9fec82cdbd - <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]   15:     0x7f9fec39e493 - start_thread
[INFO] [stdout]   16:     0x7f9febec9ace - __clone
[INFO] [stdout]   17:                0x0 - <unknown>
[INFO] [stdout] query stack during panic:
[INFO] [stdout] end of query stack
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "c133f0b98341562cfe81a148f4f598d1acece23c8d1f5c498ee9d09813898f84"`
[INFO] running `"docker" "rm" "-f" "c133f0b98341562cfe81a148f4f598d1acece23c8d1f5c498ee9d09813898f84"`
[INFO] [stdout] c133f0b98341562cfe81a148f4f598d1acece23c8d1f5c498ee9d09813898f84