[INFO] updating cached repository ubsan/z80 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ubsan/z80 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ubsan/z80" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ubsan/z80"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ubsan/z80'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ubsan/z80" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ubsan/z80"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ubsan/z80'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6feaeac2aaae11e9353caf6688cc993cd3568fee [INFO] sha for GitHub repo ubsan/z80: 6feaeac2aaae11e9353caf6688cc993cd3568fee [INFO] validating manifest of ubsan/z80 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ubsan/z80 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ubsan/z80 [INFO] finished frobbing ubsan/z80 [INFO] frobbed toml for ubsan/z80 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/ubsan/z80/Cargo.toml [INFO] started frobbing ubsan/z80 [INFO] finished frobbing ubsan/z80 [INFO] frobbed toml for ubsan/z80 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/ubsan/z80/Cargo.toml [INFO] crate ubsan/z80 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking ubsan/z80 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 759128db3f3d7c9f31a30b7d76a81e64823709e16d97d897b23ea1a47d083fe2 [INFO] running `"docker" "start" "-a" "759128db3f3d7c9f31a30b7d76a81e64823709e16d97d897b23ea1a47d083fe2"` [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking clap v2.23.3 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking retro v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/chip/mod.rs:58:33 [INFO] [stderr] | [INFO] [stderr] 58 | (res, false, false, res.count_ones() % 2 == 0) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unstable_name_collisions)] on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::>::count_ones` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/chip/mod.rs:62:33 [INFO] [stderr] | [INFO] [stderr] 62 | (res, false, false, res.count_ones() % 2 == 0) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::>::count_ones` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/chip/mod.rs:66:33 [INFO] [stderr] | [INFO] [stderr] 66 | (res, false, false, res.count_ones() % 2 == 0) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::>::count_ones` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/chip/mod.rs:58:33 [INFO] [stderr] | [INFO] [stderr] 58 | (res, false, false, res.count_ones() % 2 == 0) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unstable_name_collisions)] on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::>::count_ones` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/chip/mod.rs:62:33 [INFO] [stderr] | [INFO] [stderr] 62 | (res, false, false, res.count_ones() % 2 == 0) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::>::count_ones` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/chip/mod.rs:66:33 [INFO] [stderr] | [INFO] [stderr] 66 | (res, false, false, res.count_ones() % 2 == 0) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `wrapping::Extensions::count_ones(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(wrapping_int_impl)] to the crate attributes to enable `core::num::wrapping::>::count_ones` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.22s [INFO] running `"docker" "inspect" "759128db3f3d7c9f31a30b7d76a81e64823709e16d97d897b23ea1a47d083fe2"` [INFO] running `"docker" "rm" "-f" "759128db3f3d7c9f31a30b7d76a81e64823709e16d97d897b23ea1a47d083fe2"` [INFO] [stdout] 759128db3f3d7c9f31a30b7d76a81e64823709e16d97d897b23ea1a47d083fe2