Dec 17 12:53:05.233 INFO checking ubsan/z80 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 12:53:05.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ubsan/z80:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 12:53:05.729 INFO [stdout] 1f4c297b7f41f31e144d4cce63b2b61886e04be6f18469ddc803059c646056aa
Dec 17 12:53:05.731 INFO running `"docker" "start" "-a" "1f4c297b7f41f31e144d4cce63b2b61886e04be6f18469ddc803059c646056aa"`
Dec 17 12:53:08.453 INFO [stderr]     Checking atty v0.2.2
Dec 17 12:53:08.460 INFO [stderr]     Checking term_size v0.3.0
Dec 17 12:53:08.460 INFO [stderr]     Checking nix v0.5.1
Dec 17 12:53:08.947 INFO [stderr]     Checking clap v2.23.3
Dec 17 12:53:14.204 INFO [stderr]     Checking rustyline v1.0.0
Dec 17 12:53:18.130 INFO [stderr]     Checking retro v0.1.2 (/opt/crater/workdir)
Dec 17 12:53:18.517 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 17 12:53:18.518 INFO [stderr]   --> src/chip/mod.rs:58:33
Dec 17 12:53:18.518 INFO [stderr]    |
Dec 17 12:53:18.518 INFO [stderr] 58 |         (res, false, false, res.count_ones() % 2 == 0)
Dec 17 12:53:18.518 INFO [stderr]    |                                 ^^^^^^^^^^
Dec 17 12:53:18.518 INFO [stderr]    |
Dec 17 12:53:18.518 INFO [stderr]    = note: #[warn(unstable_name_collisions)] on by default
Dec 17 12:53:18.518 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 17 12:53:18.518 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 17 12:53:18.518 INFO [stderr]    = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method
Dec 17 12:53:18.518 INFO [stderr]    = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::<impl std::num::Wrapping<u8>>::count_ones`
Dec 17 12:53:18.518 INFO [stderr] 
Dec 17 12:53:18.519 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 17 12:53:18.520 INFO [stderr]   --> src/chip/mod.rs:62:33
Dec 17 12:53:18.520 INFO [stderr]    |
Dec 17 12:53:18.520 INFO [stderr] 62 |         (res, false, false, res.count_ones() % 2 == 0)
Dec 17 12:53:18.520 INFO [stderr]    |                                 ^^^^^^^^^^
Dec 17 12:53:18.520 INFO [stderr]    |
Dec 17 12:53:18.520 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 17 12:53:18.520 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 17 12:53:18.520 INFO [stderr]    = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method
Dec 17 12:53:18.520 INFO [stderr]    = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::<impl std::num::Wrapping<u8>>::count_ones`
Dec 17 12:53:18.520 INFO [stderr] 
Dec 17 12:53:18.520 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 17 12:53:18.520 INFO [stderr]   --> src/chip/mod.rs:66:33
Dec 17 12:53:18.521 INFO [stderr]    |
Dec 17 12:53:18.521 INFO [stderr] 66 |         (res, false, false, res.count_ones() % 2 == 0)
Dec 17 12:53:18.521 INFO [stderr]    |                                 ^^^^^^^^^^
Dec 17 12:53:18.521 INFO [stderr]    |
Dec 17 12:53:18.521 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 17 12:53:18.521 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 17 12:53:18.521 INFO [stderr]    = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method
Dec 17 12:53:18.521 INFO [stderr]    = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::<impl std::num::Wrapping<u8>>::count_ones`
Dec 17 12:53:18.521 INFO [stderr] 
Dec 17 12:53:18.544 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 17 12:53:18.544 INFO [stderr]   --> src/chip/mod.rs:58:33
Dec 17 12:53:18.544 INFO [stderr]    |
Dec 17 12:53:18.544 INFO [stderr] 58 |         (res, false, false, res.count_ones() % 2 == 0)
Dec 17 12:53:18.544 INFO [stderr]    |                                 ^^^^^^^^^^
Dec 17 12:53:18.544 INFO [stderr]    |
Dec 17 12:53:18.544 INFO [stderr]    = note: #[warn(unstable_name_collisions)] on by default
Dec 17 12:53:18.544 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 17 12:53:18.544 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 17 12:53:18.544 INFO [stderr]    = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method
Dec 17 12:53:18.544 INFO [stderr]    = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::<impl std::num::Wrapping<u8>>::count_ones`
Dec 17 12:53:18.544 INFO [stderr] 
Dec 17 12:53:18.546 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 17 12:53:18.546 INFO [stderr]   --> src/chip/mod.rs:62:33
Dec 17 12:53:18.546 INFO [stderr]    |
Dec 17 12:53:18.546 INFO [stderr] 62 |         (res, false, false, res.count_ones() % 2 == 0)
Dec 17 12:53:18.546 INFO [stderr]    |                                 ^^^^^^^^^^
Dec 17 12:53:18.546 INFO [stderr]    |
Dec 17 12:53:18.546 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 17 12:53:18.546 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 17 12:53:18.546 INFO [stderr]    = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method
Dec 17 12:53:18.546 INFO [stderr]    = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::<impl std::num::Wrapping<u8>>::count_ones`
Dec 17 12:53:18.546 INFO [stderr] 
Dec 17 12:53:18.548 INFO [stderr] warning: a method with this name may be added to the standard library in the future
Dec 17 12:53:18.548 INFO [stderr]   --> src/chip/mod.rs:66:33
Dec 17 12:53:18.548 INFO [stderr]    |
Dec 17 12:53:18.548 INFO [stderr] 66 |         (res, false, false, res.count_ones() % 2 == 0)
Dec 17 12:53:18.548 INFO [stderr]    |                                 ^^^^^^^^^^
Dec 17 12:53:18.548 INFO [stderr]    |
Dec 17 12:53:18.548 INFO [stderr]    = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior!
Dec 17 12:53:18.548 INFO [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
Dec 17 12:53:18.548 INFO [stderr]    = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method
Dec 17 12:53:18.548 INFO [stderr]    = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::<impl std::num::Wrapping<u8>>::count_ones`
Dec 17 12:53:18.548 INFO [stderr] 
Dec 17 12:53:18.780 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.43s
Dec 17 12:53:19.640 INFO running `"docker" "inspect" "1f4c297b7f41f31e144d4cce63b2b61886e04be6f18469ddc803059c646056aa"`
Dec 17 12:53:19.916 INFO running `"docker" "rm" "-f" "1f4c297b7f41f31e144d4cce63b2b61886e04be6f18469ddc803059c646056aa"`
Dec 17 12:53:20.192 INFO [stdout] 1f4c297b7f41f31e144d4cce63b2b61886e04be6f18469ddc803059c646056aa