[INFO] cloning repository https://github.com/udoprog/rust-advent-of-code-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udoprog/rust-advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudoprog%2Frust-advent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudoprog%2Frust-advent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93a5e6762be53b785f3e31c52e8b0fd99a4e0ac6
[INFO] testing udoprog/rust-advent-of-code-2018 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudoprog%2Frust-advent-of-code-2018" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/udoprog/rust-advent-of-code-2018 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/udoprog/rust-advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/udoprog/rust-advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/udoprog/rust-advent-of-code-2018 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/udoprog/rust-advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39d6fcfba890f792c51591ee8190e46ace0943b0f05e1d15be6d5bb320e07898
[INFO] running `Command { std: "docker" "start" "-a" "39d6fcfba890f792c51591ee8190e46ace0943b0f05e1d15be6d5bb320e07898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39d6fcfba890f792c51591ee8190e46ace0943b0f05e1d15be6d5bb320e07898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d6fcfba890f792c51591ee8190e46ace0943b0f05e1d15be6d5bb320e07898", kill_on_drop: false }`
[INFO] [stdout] 39d6fcfba890f792c51591ee8190e46ace0943b0f05e1d15be6d5bb320e07898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61b704d756e0abeff42cd1925972324f9bd34f23625a1eff23df18d1cfa1e81a
[INFO] running `Command { std: "docker" "start" "-a" "61b704d756e0abeff42cd1925972324f9bd34f23625a1eff23df18d1cfa1e81a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rayon v1.2.1
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling alga v0.9.2
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling nalgebra v0.19.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]    Compiling const-random v0.1.6
[INFO] [stderr]    Compiling ahash v0.2.18
[INFO] [stderr]    Compiling aoc2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/bin/day6.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 queue.extend(neigh(c).into_iter().map(|c| (*c, d + 1)));
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 queue.extend(neigh(c).iter().map(|c| (*c, d + 1)));
[INFO] [stdout]    |                                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 queue.extend(IntoIterator::into_iter(neigh(c)).map(|c| (*c, d + 1)));
[INFO] [stdout]    |                              ++++++++++++++++++++++++        ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/bin/day6.rs:159:35
[INFO] [stdout]     |
[INFO] [stdout] 159 |             queue.extend(neigh(c).into_iter());
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 159 |             queue.extend(neigh(c).iter());
[INFO] [stdout]     |                                   ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 159 |             queue.extend(IntoIterator::into_iter(neigh(c)));
[INFO] [stdout]     |                          ++++++++++++++++++++++++        ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/bin/day12.rs:72:39
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     [-2, -1, 0, 1, 2].into_iter().all(|t| {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     [-2, -1, 0, 1, 2].iter().all(|t| {
[INFO] [stdout]    |                                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     IntoIterator::into_iter([-2, -1, 0, 1, 2]).all(|t| {
[INFO] [stdout]    |                     ++++++++++++++++++++++++                 ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day18.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 271 |         n::printw("press [enter] to exit...");
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day18.rs:304:16
[INFO] [stdout]     |
[INFO] [stdout] 304 |             n::printw(grid.get(pos).as_str());
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:402:18
[INFO] [stdout]     |
[INFO] [stdout] 402 |         ncurses::printw("Result is ");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:405:18
[INFO] [stdout]     |
[INFO] [stdout] 405 |         ncurses::printw(&a);
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:408:18
[INFO] [stdout]     |
[INFO] [stdout] 408 |         ncurses::printw(", press [enter] to exit...");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:461:26
[INFO] [stdout]     |
[INFO] [stdout] 461 |                 ncurses::printw(">");
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:467:22
[INFO] [stdout]     |
[INFO] [stdout] 467 |             ncurses::printw(&format!("{} {}, {}, {}", inst.op_code, a, b, c));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:482:22
[INFO] [stdout]     |
[INFO] [stdout] 482 |             ncurses::printw(&format!("{} = ", name));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:488:22
[INFO] [stdout]     |
[INFO] [stdout] 488 |             ncurses::printw(&value.to_string());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:497:22
[INFO] [stdout]     |
[INFO] [stdout] 497 |             ncurses::printw("press [space] to step...");
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:382:18
[INFO] [stdout]     |
[INFO] [stdout] 382 |         ncurses::printw("Result is ");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:385:18
[INFO] [stdout]     |
[INFO] [stdout] 385 |         ncurses::printw(&a);
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:388:18
[INFO] [stdout]     |
[INFO] [stdout] 388 |         ncurses::printw(", press [enter] to exit...");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:441:26
[INFO] [stdout]     |
[INFO] [stdout] 441 |                 ncurses::printw(">");
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:447:22
[INFO] [stdout]     |
[INFO] [stdout] 447 |             ncurses::printw(&format!("{} {}, {}, {}", op, a, b, c));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:462:22
[INFO] [stdout]     |
[INFO] [stdout] 462 |             ncurses::printw(&format!("{} = ", name));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:468:22
[INFO] [stdout]     |
[INFO] [stdout] 468 |             ncurses::printw(&value.to_string());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:479:22
[INFO] [stdout]     |
[INFO] [stdout] 479 |             ncurses::printw("Press [space] to step...");
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prev` is never read
[INFO] [stdout]    --> src/bin/day19.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |     let mut prev = None;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/bin/day16.rs:455:14
[INFO] [stdout]     |
[INFO] [stdout] 455 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 455 |             .iter()
[INFO] [stdout]     |              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 454 |         for (line, (name, value)) in IntoIterator::into_iter(['0', '1', '2', '3'])
[INFO] [stdout]     |                                      ++++++++++++++++++++++++                    ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/bin/day19.rs:475:14
[INFO] [stdout]     |
[INFO] [stdout] 475 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 475 |             .iter()
[INFO] [stdout]     |              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 474 |         for (line, (name, value)) in IntoIterator::into_iter(['0', '1', '2', '3', '4', '5'])
[INFO] [stdout]     |                                      ++++++++++++++++++++++++                              ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.72s
[INFO] running `Command { std: "docker" "inspect" "61b704d756e0abeff42cd1925972324f9bd34f23625a1eff23df18d1cfa1e81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61b704d756e0abeff42cd1925972324f9bd34f23625a1eff23df18d1cfa1e81a", kill_on_drop: false }`
[INFO] [stdout] 61b704d756e0abeff42cd1925972324f9bd34f23625a1eff23df18d1cfa1e81a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cff60fdf59984cd00d22ea76ce0f2519ac6097d5ca27040d0bef0d3971fe23b
[INFO] running `Command { std: "docker" "start" "-a" "6cff60fdf59984cd00d22ea76ce0f2519ac6097d5ca27040d0bef0d3971fe23b", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/bin/day6.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 queue.extend(neigh(c).into_iter().map(|c| (*c, d + 1)));
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 queue.extend(neigh(c).iter().map(|c| (*c, d + 1)));
[INFO] [stdout]    |                                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 queue.extend(IntoIterator::into_iter(neigh(c)).map(|c| (*c, d + 1)));
[INFO] [stdout]    |                              ++++++++++++++++++++++++        ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/bin/day6.rs:159:35
[INFO] [stdout]     |
[INFO] [stdout] 159 |             queue.extend(neigh(c).into_iter());
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 159 |             queue.extend(neigh(c).iter());
[INFO] [stdout]     |                                   ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 159 |             queue.extend(IntoIterator::into_iter(neigh(c)));
[INFO] [stdout]     |                          ++++++++++++++++++++++++        ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:382:18
[INFO] [stdout]     |
[INFO] [stdout] 382 |         ncurses::printw("Result is ");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:385:18
[INFO] [stdout]     |
[INFO] [stdout] 385 |         ncurses::printw(&a);
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:388:18
[INFO] [stdout]     |
[INFO] [stdout] 388 |         ncurses::printw(", press [enter] to exit...");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:441:26
[INFO] [stdout]     |
[INFO] [stdout] 441 |                 ncurses::printw(">");
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:447:22
[INFO] [stdout]     |
[INFO] [stdout] 447 |             ncurses::printw(&format!("{} {}, {}, {}", op, a, b, c));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:462:22
[INFO] [stdout]     |
[INFO] [stdout] 462 |             ncurses::printw(&format!("{} = ", name));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:468:22
[INFO] [stdout]     |
[INFO] [stdout] 468 |             ncurses::printw(&value.to_string());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day16.rs:479:22
[INFO] [stdout]     |
[INFO] [stdout] 479 |             ncurses::printw("Press [space] to step...");
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:402:18
[INFO] [stdout]     |
[INFO] [stdout] 402 |         ncurses::printw("Result is ");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:405:18
[INFO] [stdout]     |
[INFO] [stdout] 405 |         ncurses::printw(&a);
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:408:18
[INFO] [stdout]     |
[INFO] [stdout] 408 |         ncurses::printw(", press [enter] to exit...");
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:461:26
[INFO] [stdout]     |
[INFO] [stdout] 461 |                 ncurses::printw(">");
[INFO] [stdout]     |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:467:22
[INFO] [stdout]     |
[INFO] [stdout] 467 |             ncurses::printw(&format!("{} {}, {}, {}", inst.op_code, a, b, c));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:482:22
[INFO] [stdout]     |
[INFO] [stdout] 482 |             ncurses::printw(&format!("{} = ", name));
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:488:22
[INFO] [stdout]     |
[INFO] [stdout] 488 |             ncurses::printw(&value.to_string());
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day19.rs:497:22
[INFO] [stdout]     |
[INFO] [stdout] 497 |             ncurses::printw("press [space] to step...");
[INFO] [stdout]     |                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day18.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 271 |         n::printw("press [enter] to exit...");
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]    --> src/bin/day18.rs:304:16
[INFO] [stdout]     |
[INFO] [stdout] 304 |             n::printw(grid.get(pos).as_str());
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> src/bin/day12.rs:72:39
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     [-2, -1, 0, 1, 2].into_iter().all(|t| {
[INFO] [stdout]    |                                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     [-2, -1, 0, 1, 2].iter().all(|t| {
[INFO] [stdout]    |                                       ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 72 |                     IntoIterator::into_iter([-2, -1, 0, 1, 2]).all(|t| {
[INFO] [stdout]    |                     ++++++++++++++++++++++++                 ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prev` is never read
[INFO] [stdout]    --> src/bin/day19.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |     let mut prev = None;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/bin/day16.rs:455:14
[INFO] [stdout]     |
[INFO] [stdout] 455 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 455 |             .iter()
[INFO] [stdout]     |              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 454 |         for (line, (name, value)) in IntoIterator::into_iter(['0', '1', '2', '3'])
[INFO] [stdout]     |                                      ++++++++++++++++++++++++                    ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/bin/day19.rs:475:14
[INFO] [stdout]     |
[INFO] [stdout] 475 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 475 |             .iter()
[INFO] [stdout]     |              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 474 |         for (line, (name, value)) in IntoIterator::into_iter(['0', '1', '2', '3', '4', '5'])
[INFO] [stdout]     |                                      ++++++++++++++++++++++++                              ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "6cff60fdf59984cd00d22ea76ce0f2519ac6097d5ca27040d0bef0d3971fe23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cff60fdf59984cd00d22ea76ce0f2519ac6097d5ca27040d0bef0d3971fe23b", kill_on_drop: false }`
[INFO] [stdout] 6cff60fdf59984cd00d22ea76ce0f2519ac6097d5ca27040d0bef0d3971fe23b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21176721c42813f9a487d1ed7f09da7afac29195af7167b1634513fca43de901
[INFO] running `Command { std: "docker" "start" "-a" "21176721c42813f9a487d1ed7f09da7afac29195af7167b1634513fca43de901", kill_on_drop: false }`
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]   --> src/bin/day12.rs:72:39
[INFO] [stderr]    |
[INFO] [stderr] 72 |                     [-2, -1, 0, 1, 2].into_iter().all(|t| {
[INFO] [stderr]    |                                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 72 |                     [-2, -1, 0, 1, 2].iter().all(|t| {
[INFO] [stderr]    |                                       ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 72 |                     IntoIterator::into_iter([-2, -1, 0, 1, 2]).all(|t| {
[INFO] [stderr]    |                     ++++++++++++++++++++++++                 ~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:382:18
[INFO] [stderr]     |
[INFO] [stderr] 382 |         ncurses::printw("Result is ");
[INFO] [stderr]     |                  ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:385:18
[INFO] [stderr]     |
[INFO] [stderr] 385 |         ncurses::printw(&a);
[INFO] [stderr]     |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:388:18
[INFO] [stderr]     |
[INFO] [stderr] 388 |         ncurses::printw(", press [enter] to exit...");
[INFO] [stderr]     |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:441:26
[INFO] [stderr]     |
[INFO] [stderr] 441 |                 ncurses::printw(">");
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:447:22
[INFO] [stderr]     |
[INFO] [stderr] 447 |             ncurses::printw(&format!("{} {}, {}, {}", op, a, b, c));
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:462:22
[INFO] [stderr]     |
[INFO] [stderr] 462 |             ncurses::printw(&format!("{} = ", name));
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:468:22
[INFO] [stderr]     |
[INFO] [stderr] 468 |             ncurses::printw(&value.to_string());
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day16.rs:479:22
[INFO] [stderr]     |
[INFO] [stderr] 479 |             ncurses::printw("Press [space] to step...");
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/bin/day16.rs:455:14
[INFO] [stderr]     |
[INFO] [stderr] 455 |             .into_iter()
[INFO] [stderr]     |              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 455 |             .iter()
[INFO] [stderr]     |              ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 454 |         for (line, (name, value)) in IntoIterator::into_iter(['0', '1', '2', '3'])
[INFO] [stderr]     |                                      ++++++++++++++++++++++++                    ~
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]   --> src/bin/day6.rs:68:39
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 queue.extend(neigh(c).into_iter().map(|c| (*c, d + 1)));
[INFO] [stderr]    |                                       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 queue.extend(neigh(c).iter().map(|c| (*c, d + 1)));
[INFO] [stderr]    |                                       ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 queue.extend(IntoIterator::into_iter(neigh(c)).map(|c| (*c, d + 1)));
[INFO] [stderr]    |                              ++++++++++++++++++++++++        ~
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/bin/day6.rs:159:35
[INFO] [stderr]     |
[INFO] [stderr] 159 |             queue.extend(neigh(c).into_iter());
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 159 |             queue.extend(neigh(c).iter());
[INFO] [stderr]     |                                   ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 159 |             queue.extend(IntoIterator::into_iter(neigh(c)));
[INFO] [stderr]     |                          ++++++++++++++++++++++++        ~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:402:18
[INFO] [stderr]     |
[INFO] [stderr] 402 |         ncurses::printw("Result is ");
[INFO] [stderr]     |                  ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:405:18
[INFO] [stderr]     |
[INFO] [stderr] 405 |         ncurses::printw(&a);
[INFO] [stderr]     |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:408:18
[INFO] [stderr]     |
[INFO] [stderr] 408 |         ncurses::printw(", press [enter] to exit...");
[INFO] [stderr]     |                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:461:26
[INFO] [stderr]     |
[INFO] [stderr] 461 |                 ncurses::printw(">");
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:467:22
[INFO] [stderr]     |
[INFO] [stderr] 467 |             ncurses::printw(&format!("{} {}, {}, {}", inst.op_code, a, b, c));
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:482:22
[INFO] [stderr]     |
[INFO] [stderr] 482 |             ncurses::printw(&format!("{} = ", name));
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:488:22
[INFO] [stderr]     |
[INFO] [stderr] 488 |             ncurses::printw(&value.to_string());
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day19.rs:497:22
[INFO] [stderr]     |
[INFO] [stderr] 497 |             ncurses::printw("press [space] to step...");
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `prev` is never read
[INFO] [stderr]    --> src/bin/day19.rs:278:13
[INFO] [stderr]     |
[INFO] [stderr] 278 |     let mut prev = None;
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stderr]    --> src/bin/day19.rs:475:14
[INFO] [stderr]     |
[INFO] [stderr] 475 |             .into_iter()
[INFO] [stderr]     |              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 475 |             .iter()
[INFO] [stderr]     |              ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 474 |         for (line, (name, value)) in IntoIterator::into_iter(['0', '1', '2', '3', '4', '5'])
[INFO] [stderr]     |                                      ++++++++++++++++++++++++                              ~
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day18.rs:271:12
[INFO] [stderr]     |
[INFO] [stderr] 271 |         n::printw("press [enter] to exit...");
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]    --> src/bin/day18.rs:304:16
[INFO] [stderr]     |
[INFO] [stderr] 304 |             n::printw(grid.get(pos).as_str());
[INFO] [stderr]     |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2018` (bin "day12" test) generated 1 warning
[INFO] [stderr] warning: `aoc2018` (bin "day16" test) generated 9 warnings
[INFO] [stderr] warning: `aoc2018` (bin "day6" test) generated 2 warnings
[INFO] [stderr] warning: `aoc2018` (bin "day19" test) generated 10 warnings
[INFO] [stderr] warning: `aoc2018` (bin "day18" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc2018-752b3f32ad7e7b98)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day1-8938a6fc4ce0123d)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day10-1c5f7b8c77df81d6)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day11-37e3f0f151d501b0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day12-f80e84e398636896)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day13-41422a0cebee99b2)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day14-ca876c299f6c9755)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day15-c37c06a0bec99c35)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day16-4bd16d0ddfdea6a1)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day17-c62da966b7ea0cbd)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day18-ff869054ba1465d9)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day19-08ae2bbb2ca555e8)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day2-0761bd5ba1992a51)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day20-9a65bd7d831da209)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day3-70e92eec29752f9c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day4-78648e9751b746a9)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day5-df67b69beca9e02c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day6-d805c5fbbb9cb64c)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day7-851c0cbc01a39a66)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day8-4e9298314b780e9b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day9-7f463bdfd5ccebda)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests aoc2018
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - MinMax (line 223) ... ok
[INFO] [stdout] test src/lib.rs - columns (line 34) ... ok
[INFO] [stdout] test src/lib.rs - lines (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21176721c42813f9a487d1ed7f09da7afac29195af7167b1634513fca43de901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21176721c42813f9a487d1ed7f09da7afac29195af7167b1634513fca43de901", kill_on_drop: false }`
[INFO] [stdout] 21176721c42813f9a487d1ed7f09da7afac29195af7167b1634513fca43de901