[INFO] cloning repository https://github.com/paulcacheux/mips_emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulcacheux/mips_emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulcacheux%2Fmips_emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulcacheux%2Fmips_emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51b84cc37c6874743aa49d30dedecc6003ef4dd3
[INFO] checking paulcacheux/mips_emu against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulcacheux%2Fmips_emu" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulcacheux/mips_emu on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/paulcacheux/mips_emu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded textwrap v0.6.0
[INFO] [stderr]   Downloaded clap v2.25.1
[INFO] [stderr]   Downloaded libc v0.2.26
[INFO] [stderr]   Downloaded elf v0.0.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84a2dcd0e7e0127182318936b8c4f0cafbca5b4e81d92133a4ec41e826fbce7f
[INFO] running `Command { std: "docker" "start" "-a" "84a2dcd0e7e0127182318936b8c4f0cafbca5b4e81d92133a4ec41e826fbce7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84a2dcd0e7e0127182318936b8c4f0cafbca5b4e81d92133a4ec41e826fbce7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a2dcd0e7e0127182318936b8c4f0cafbca5b4e81d92133a4ec41e826fbce7f", kill_on_drop: false }`
[INFO] [stdout] 84a2dcd0e7e0127182318936b8c4f0cafbca5b4e81d92133a4ec41e826fbce7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea7794d1035d2fe95789f6d0070f784b960a07af57fa5fa683140906e3b3ded6
[INFO] running `Command { std: "docker" "start" "-a" "ea7794d1035d2fe95789f6d0070f784b960a07af57fa5fa683140906e3b3ded6", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/debugger.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/driver.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/debugger.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/driver.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `Command { std: "docker" "inspect" "ea7794d1035d2fe95789f6d0070f784b960a07af57fa5fa683140906e3b3ded6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7794d1035d2fe95789f6d0070f784b960a07af57fa5fa683140906e3b3ded6", kill_on_drop: false }`
[INFO] [stdout] ea7794d1035d2fe95789f6d0070f784b960a07af57fa5fa683140906e3b3ded6
[INFO] checking paulcacheux/mips_emu against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulcacheux%2Fmips_emu" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulcacheux/mips_emu on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/paulcacheux/mips_emu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 191d926a3697dd7ff60ed8d07775e3486bf03ffb5b5f21b8045e2b93950ca048
[INFO] running `Command { std: "docker" "start" "-a" "191d926a3697dd7ff60ed8d07775e3486bf03ffb5b5f21b8045e2b93950ca048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "191d926a3697dd7ff60ed8d07775e3486bf03ffb5b5f21b8045e2b93950ca048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191d926a3697dd7ff60ed8d07775e3486bf03ffb5b5f21b8045e2b93950ca048", kill_on_drop: false }`
[INFO] [stdout] 191d926a3697dd7ff60ed8d07775e3486bf03ffb5b5f21b8045e2b93950ca048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d49fb49887265026f06b7b3ddb939352a87aeee7bd5e2ba0f4454b123bb70983
[INFO] running `Command { std: "docker" "start" "-a" "d49fb49887265026f06b7b3ddb939352a87aeee7bd5e2ba0f4454b123bb70983", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking elf v0.0.10
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking mips_emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/syscall.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     lazy_static! {
[INFO] [stdout] 39 | |         static ref INT_REGEX: Regex = Regex::new(r"^\s*([+-]?[0-9]+).*").unwrap();
[INFO] [stdout] 40 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/debugger.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/driver.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `elf` is imported redundantly
[INFO] [stdout]  --> src/debugger.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use elf;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/driver.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate elf;
[INFO] [stdout]   | ----------------- the item `elf` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/debugger.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     lazy_static! {
[INFO] [stdout] 114 | |         static ref REGISTER_DIRECT_REGEX: Regex = Regex::new(r"\$([0-9]{1,2})").unwrap();
[INFO] [stdout] 115 | |         static ref REGISTER_ALIAS_REGEX: Regex = Regex::new(r"\$([a-zA-Z0-9]+)").unwrap();
[INFO] [stdout] 116 | |         static ref MEMORY_REGEX: Regex = Regex::new(r"0x([a-fA-F0-9]{0,8})").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         };
[INFO] [stdout] 153 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `Command { std: "docker" "inspect" "d49fb49887265026f06b7b3ddb939352a87aeee7bd5e2ba0f4454b123bb70983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d49fb49887265026f06b7b3ddb939352a87aeee7bd5e2ba0f4454b123bb70983", kill_on_drop: false }`
[INFO] [stdout] d49fb49887265026f06b7b3ddb939352a87aeee7bd5e2ba0f4454b123bb70983