[INFO] cloning repository https://github.com/jugglerchris/aoc2017
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jugglerchris/aoc2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjugglerchris%2Faoc2017"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjugglerchris%2Faoc2017'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 916cad896d19425b197d0bc3bc24f851242fe72d
[INFO] checking jugglerchris/aoc2017 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjugglerchris%2Faoc2017" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jugglerchris/aoc2017 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jugglerchris/aoc2017
[INFO] finished tweaking git repo https://github.com/jugglerchris/aoc2017
[INFO] tweaked toml for git repo https://github.com/jugglerchris/aoc2017 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/jugglerchris/aoc2017 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 13fca9c301b598a2f332da1efabf46834c0eec218168697b8f00b0313661ea72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "13fca9c301b598a2f332da1efabf46834c0eec218168697b8f00b0313661ea72"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking aoc2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut f = try!(File::open(&filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut f = try!(File::open(&filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     regex_parser!(parse_operand: Operand {
[INFO] [stderr] 164 | |         VAL = r#"^(-?\d+)$"# => | val: isize | Operand::Val(val),
[INFO] [stderr] 165 | |         REG = r#"^(\w)$"# => | reg: String | Operand::Reg((reg.chars().next().unwrap() as u8 - b'a') as usize)
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     regex_parser!(parse_operand: Operand {
[INFO] [stderr] 164 | |         VAL = r#"^(-?\d+)$"# => | val: isize | Operand::Val(val),
[INFO] [stderr] 165 | |         REG = r#"^(\w)$"# => | reg: String | Operand::Reg((reg.chars().next().unwrap() as u8 - b'a') as usize)
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     regex_parser!(parse_operand: Operand {
[INFO] [stderr] 164 | |         VAL = r#"^(-?\d+)$"# => | val: isize | Operand::Val(val),
[INFO] [stderr] 165 | |         REG = r#"^(\w)$"# => | reg: String | Operand::Reg((reg.chars().next().unwrap() as u8 - b'a') as usize)
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:163:5
[INFO] [stderr]     |
[INFO] [stderr] 163 | /     regex_parser!(parse_operand: Operand {
[INFO] [stderr] 164 | |         VAL = r#"^(-?\d+)$"# => | val: isize | Operand::Val(val),
[INFO] [stderr] 165 | |         REG = r#"^(\w)$"# => | reg: String | Operand::Reg((reg.chars().next().unwrap() as u8 - b'a') as usize)
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z 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/lib.rs:190:5
[INFO] [stderr]     |
[INFO] [stderr] 190 | /     regex_parser!(parse_insn: Insn {
[INFO] [stderr] 191 | |         SND = r#"snd (.*)$"# => | op: Operand | Snd(op),
[INFO] [stderr] 192 | |         SET = r#"set (.*) (.*)$"# => | op1: Operand, op2: Operand | Set(op1, op2),
[INFO] [stderr] 193 | |         ADD = r#"add (.*) (.*)$"# => | op1: Operand, op2: Operand | Add(op1, op2),
[INFO] [stderr] ...   |
[INFO] [stderr] 199 | |         JNZ = r#"jnz (.*) (.*)$"# => | op1: Operand, op2: Operand | Jnz(op1, op2)
[INFO] [stderr] 200 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> examples/day12.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | / regex_parser!(parse_pipes: Connections {
[INFO] [stderr] 13 | |     LINE = r#"^(\d+) <-> ([\d, ]+)$"# =>
[INFO] [stderr] 14 | |         | name: usize, pipes: String |
[INFO] [stderr] 15 | |             Connections {
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |             }
[INFO] [stderr] 23 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/day15.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate aoc2017;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/day15.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use] extern crate lazy_static;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/day13.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate aoc2017;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/day13.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use] extern crate lazy_static;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day23.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/day9.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate aoc2017;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day15.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/day17.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate aoc2017;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/day17.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use] extern crate lazy_static;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day14.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day2.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day17.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0446]: private type `Connections` in public interface
[INFO] [stderr]   --> examples/day12.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 7  |   struct Connections {
[INFO] [stderr]    |   - `Connections` declared as private
[INFO] [stderr] ...
[INFO] [stderr] 12 | / regex_parser!(parse_pipes: Connections {
[INFO] [stderr] 13 | |     LINE = r#"^(\d+) <-> ([\d, ]+)$"# =>
[INFO] [stderr] 14 | |         | name: usize, pipes: String |
[INFO] [stderr] 15 | |             Connections {
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |             }
[INFO] [stderr] 23 | | });
[INFO] [stderr]    | |___^ can't leak private type
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day12.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day4.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0446`.
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day13.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day25.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day5.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `aoc2017`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day1.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day3.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> examples/day7.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / regex_parser!(parse_tinfo: TowerInfo {
[INFO] [stderr] 15 | |     TOWER = r#"^\s*(\w+) \((\d+)\) -> ([\w, ]*)$"# =>
[INFO] [stderr] 16 | |         | name: String, weight: usize, childstring: String|
[INFO] [stderr] 17 | |             TowerInfo {
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |     }
[INFO] [stderr] 28 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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]   --> examples/day7.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / regex_parser!(parse_tinfo: TowerInfo {
[INFO] [stderr] 15 | |     TOWER = r#"^\s*(\w+) \((\d+)\) -> ([\w, ]*)$"# =>
[INFO] [stderr] 16 | |         | name: String, weight: usize, childstring: String|
[INFO] [stderr] 17 | |             TowerInfo {
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |     }
[INFO] [stderr] 28 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day9.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/day21.rs:152:17
[INFO] [stderr]     |
[INFO] [stderr] 152 |             let mut output = rule.output;
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/day21.rs:177:17
[INFO] [stderr]     |
[INFO] [stderr] 177 |             let mut output = rule.output;
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_grid`
[INFO] [stderr]   --> examples/day21.rs:42:4
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn print_grid(data: &[Square], size: usize) {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print`
[INFO] [stderr]    --> examples/day21.rs:136:5
[INFO] [stderr]     |
[INFO] [stderr] 136 |     fn print(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day21.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day24.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error[E0446]: private type `TowerInfo` in public interface
[INFO] [stderr]   --> examples/day7.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 8  |   struct TowerInfo {
[INFO] [stderr]    |   - `TowerInfo` declared as private
[INFO] [stderr] ...
[INFO] [stderr] 14 | / regex_parser!(parse_tinfo: TowerInfo {
[INFO] [stderr] 15 | |     TOWER = r#"^\s*(\w+) \((\d+)\) -> ([\w, ]*)$"# =>
[INFO] [stderr] 16 | |         | name: String, weight: usize, childstring: String|
[INFO] [stderr] 17 | |             TowerInfo {
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |     }
[INFO] [stderr] 28 | | });
[INFO] [stderr]    | |___^ can't leak private type
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day7.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0446`.
[INFO] [stderr] error: could not compile `aoc2017`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> examples/day16.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / regex_parser!(parse_move: Move {
[INFO] [stderr] 14 | |     SPIN = r#"^s(\d+)$"# => | x: usize | Spin(x),
[INFO] [stderr] 15 | |     EXCHANGE = r#"^x(\d+)/(\d+)$"# => | a: usize, b: usize | Exchange(a,b),
[INFO] [stderr] 16 | |     PARTNER = r#"^p(.)/(.)$"# => | a: char, b: char | Partner(a as u8 - b'a', b as u8 - b'a')
[INFO] [stderr] 17 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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]   --> examples/day16.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / regex_parser!(parse_move: Move {
[INFO] [stderr] 14 | |     SPIN = r#"^s(\d+)$"# => | x: usize | Spin(x),
[INFO] [stderr] 15 | |     EXCHANGE = r#"^x(\d+)/(\d+)$"# => | a: usize, b: usize | Exchange(a,b),
[INFO] [stderr] 16 | |     PARTNER = r#"^p(.)/(.)$"# => | a: char, b: char | Partner(a as u8 - b'a', b as u8 - b'a')
[INFO] [stderr] 17 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> examples/day16.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / regex_parser!(parse_move: Move {
[INFO] [stderr] 14 | |     SPIN = r#"^s(\d+)$"# => | x: usize | Spin(x),
[INFO] [stderr] 15 | |     EXCHANGE = r#"^x(\d+)/(\d+)$"# => | a: usize, b: usize | Exchange(a,b),
[INFO] [stderr] 16 | |     PARTNER = r#"^p(.)/(.)$"# => | a: char, b: char | Partner(a as u8 - b'a', b as u8 - b'a')
[INFO] [stderr] 17 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z 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]   --> examples/day8.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | / regex_parser!(parse_insn: Instruction {
[INFO] [stderr] 67 | |     INSN = r#"^(\w+) (inc|dec) (-?\d+) if (\w+) (==|!=|<|>|<=|>=) (-?\d+)$"# =>
[INFO] [stderr] 68 | |         | target: String, op: Operation, adjval: isize, cond_src: String,
[INFO] [stderr] 69 | |           cmp: Comparison, cmpval: isize |
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |             }
[INFO] [stderr] 78 | | });
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day22.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0446]: private type `Instruction` in public interface
[INFO] [stderr]   --> examples/day8.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 25 |   struct Instruction {
[INFO] [stderr]    |   - `Instruction` declared as private
[INFO] [stderr] ...
[INFO] [stderr] 66 | / regex_parser!(parse_insn: Instruction {
[INFO] [stderr] 67 | |     INSN = r#"^(\w+) (inc|dec) (-?\d+) if (\w+) (==|!=|<|>|<=|>=) (-?\d+)$"# =>
[INFO] [stderr] 68 | |         | target: String, op: Operation, adjval: isize, cond_src: String,
[INFO] [stderr] 69 | |           cmp: Comparison, cmpval: isize |
[INFO] [stderr] ...  |
[INFO] [stderr] 77 | |             }
[INFO] [stderr] 78 | | });
[INFO] [stderr]    | |___^ can't leak private type
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day8.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0446`.
[INFO] [stderr] error[E0446]: private type `Move` in public interface
[INFO] [stderr]   --> examples/day16.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 6  |   enum Move {
[INFO] [stderr]    |   - `Move` declared as private
[INFO] [stderr] ...
[INFO] [stderr] 13 | / regex_parser!(parse_move: Move {
[INFO] [stderr] 14 | |     SPIN = r#"^s(\d+)$"# => | x: usize | Spin(x),
[INFO] [stderr] 15 | |     EXCHANGE = r#"^x(\d+)/(\d+)$"# => | a: usize, b: usize | Exchange(a,b),
[INFO] [stderr] 16 | |     PARTNER = r#"^p(.)/(.)$"# => | a: char, b: char | Partner(a as u8 - b'a', b as u8 - b'a')
[INFO] [stderr] 17 | | });
[INFO] [stderr]    | |___^ can't leak private type
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> examples/day16.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(conservative_impl_trait)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0446`.
[INFO] [stderr] error: could not compile `aoc2017`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `aoc2017`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "13fca9c301b598a2f332da1efabf46834c0eec218168697b8f00b0313661ea72"`
[INFO] running `"docker" "rm" "-f" "13fca9c301b598a2f332da1efabf46834c0eec218168697b8f00b0313661ea72"`
[INFO] [stdout] 13fca9c301b598a2f332da1efabf46834c0eec218168697b8f00b0313661ea72