[INFO] updating cached repository https://github.com/paulcacheux/mips_emu
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 51b84cc37c6874743aa49d30dedecc6003ef4dd3
[INFO] testing paulcacheux/mips_emu against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulcacheux%2Fmips_emu" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulcacheux/mips_emu on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/paulcacheux/mips_emu
[INFO] finished tweaking git repo https://github.com/paulcacheux/mips_emu
[INFO] tweaked toml for git repo https://github.com/paulcacheux/mips_emu written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/paulcacheux/mips_emu already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] c7a399df352ce9f0c7a5f2d48a3605f043e70f0a58df0c2a549d7b6c65442437
[INFO] running `"docker" "start" "-a" "c7a399df352ce9f0c7a5f2d48a3605f043e70f0a58df0c2a549d7b6c65442437"`
[INFO] [stderr]    Compiling elf v0.0.10
[INFO] [stderr]    Compiling mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/syscall.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     lazy_static! {
[INFO] [stderr] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/syscall.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     lazy_static! {
[INFO] [stderr] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.16s
[INFO] running `"docker" "inspect" "c7a399df352ce9f0c7a5f2d48a3605f043e70f0a58df0c2a549d7b6c65442437"`
[INFO] running `"docker" "rm" "-f" "c7a399df352ce9f0c7a5f2d48a3605f043e70f0a58df0c2a549d7b6c65442437"`
[INFO] [stdout] c7a399df352ce9f0c7a5f2d48a3605f043e70f0a58df0c2a549d7b6c65442437
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 307b91a6b6ab0bbd333bac6e2c37b42265f3c7775f07bb13b17c130e70ccc1f8
[INFO] running `"docker" "start" "-a" "307b91a6b6ab0bbd333bac6e2c37b42265f3c7775f07bb13b17c130e70ccc1f8"`
[INFO] [stderr]    Compiling mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/syscall.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     lazy_static! {
[INFO] [stderr] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/syscall.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     lazy_static! {
[INFO] [stderr] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/debugger.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 | /     lazy_static! {
[INFO] [stderr] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stderr] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stderr] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stderr] ...   |
[INFO] [stderr] 152 | |         };
[INFO] [stderr] 153 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "307b91a6b6ab0bbd333bac6e2c37b42265f3c7775f07bb13b17c130e70ccc1f8"`
[INFO] running `"docker" "rm" "-f" "307b91a6b6ab0bbd333bac6e2c37b42265f3c7775f07bb13b17c130e70ccc1f8"`
[INFO] [stdout] 307b91a6b6ab0bbd333bac6e2c37b42265f3c7775f07bb13b17c130e70ccc1f8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 58dd87da3db9d54e4aff8781c012ca607d5062cea79821ce3d53605abfe91f9d
[INFO] running `"docker" "start" "-a" "58dd87da3db9d54e4aff8781c012ca607d5062cea79821ce3d53605abfe91f9d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib_mips_emu-bbe25044577d267a
[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/rustwide/target/debug/deps/mips_emu_driver-458fc1d83c9c0d72
[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]    Doc-tests lib_mips_emu
[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] running `"docker" "inspect" "58dd87da3db9d54e4aff8781c012ca607d5062cea79821ce3d53605abfe91f9d"`
[INFO] running `"docker" "rm" "-f" "58dd87da3db9d54e4aff8781c012ca607d5062cea79821ce3d53605abfe91f9d"`
[INFO] [stdout] 58dd87da3db9d54e4aff8781c012ca607d5062cea79821ce3d53605abfe91f9d