[INFO] cloning repository https://github.com/ajfrantz/advent2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajfrantz/advent2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajfrantz%2Fadvent2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajfrantz%2Fadvent2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e142839799b03d3b8299bed6e4f1d93e2b1193f3
[INFO] testing ajfrantz/advent2018 against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajfrantz%2Fadvent2018" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajfrantz/advent2018 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajfrantz/advent2018
[INFO] finished tweaking git repo https://github.com/ajfrantz/advent2018
[INFO] tweaked toml for git repo https://github.com/ajfrantz/advent2018 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ajfrantz/advent2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded failure_derive v0.1.4
[INFO] [stderr]   Downloaded cached v0.8.0
[INFO] [stderr]   Downloaded once_cell v0.1.6
[INFO] [stderr]   Downloaded failure v0.1.4
[INFO] [stderr]   Downloaded slotmap v0.3.0
[INFO] [stderr]   Downloaded pathfinding v1.1.10
[INFO] [stderr]   Downloaded smallvec v0.6.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa64846c584ce83361009406c2d65eee2877cbfa88f68ecba40a367aa31f6a13
[INFO] running `Command { std: "docker" "start" "-a" "fa64846c584ce83361009406c2d65eee2877cbfa88f68ecba40a367aa31f6a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa64846c584ce83361009406c2d65eee2877cbfa88f68ecba40a367aa31f6a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa64846c584ce83361009406c2d65eee2877cbfa88f68ecba40a367aa31f6a13", kill_on_drop: false }`
[INFO] [stdout] fa64846c584ce83361009406c2d65eee2877cbfa88f68ecba40a367aa31f6a13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b3d988a9fc5c5ba39537b028259eff1a435ef12003d7d9facd10e7060b75059
[INFO] running `Command { std: "docker" "start" "-a" "6b3d988a9fc5c5ba39537b028259eff1a435ef12003d7d9facd10e7060b75059", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure_derive v0.1.4
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling slotmap v0.3.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling pathfinding v1.1.10
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling once_cell v0.1.6
[INFO] [stderr]    Compiling cached v0.8.0
[INFO] [stderr]    Compiling failure v0.1.4
[INFO] [stderr]    Compiling advent2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bin/23.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         (dx + dy + dz)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[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/15.rs:150:14
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .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 issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .iter()
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 149 |         IntoIterator::into_iter(offsets)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw`
[INFO] [stdout]   --> src/bin/22.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn draw(grid: &Vec<Vec<RegionType>>) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `machine` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/bin/21.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         if let Some(instruction) = machine.instructions.get(ip) {
[INFO] [stdout]     |                                    -------------------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 159 |             machine.execute(
[INFO] [stdout]     |             ^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 160 |                 instruction.opcode,
[INFO] [stdout]     |                 ------------------ immutable borrow later used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `machine` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/bin/19.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         if let Some(instruction) = machine.instructions.get(ip) {
[INFO] [stdout]     |                                    -------------------- immutable borrow occurs here
[INFO] [stdout] 141 |             machine.execute(
[INFO] [stdout]     |             ^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 142 |                 instruction.opcode,
[INFO] [stdout]     |                 ------------------ immutable borrow later used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `Command { std: "docker" "inspect" "6b3d988a9fc5c5ba39537b028259eff1a435ef12003d7d9facd10e7060b75059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3d988a9fc5c5ba39537b028259eff1a435ef12003d7d9facd10e7060b75059", kill_on_drop: false }`
[INFO] [stdout] 6b3d988a9fc5c5ba39537b028259eff1a435ef12003d7d9facd10e7060b75059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dbafc57f11421c9a62dcdb2f666e71fdfc5e74313d04890946f0f2689cbcfe0
[INFO] running `Command { std: "docker" "start" "-a" "9dbafc57f11421c9a62dcdb2f666e71fdfc5e74313d04890946f0f2689cbcfe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `draw`
[INFO] [stdout]   --> src/bin/22.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn draw(grid: &Vec<Vec<RegionType>>) {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bin/23.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         (dx + dy + dz)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `machine` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/bin/19.rs:141:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         if let Some(instruction) = machine.instructions.get(ip) {
[INFO] [stdout]     |                                    -------------------- immutable borrow occurs here
[INFO] [stdout] 141 |             machine.execute(
[INFO] [stdout]     |             ^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 142 |                 instruction.opcode,
[INFO] [stdout]     |                 ------------------ immutable borrow later used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[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/15.rs:150:14
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .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 issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .iter()
[INFO] [stdout]     |              ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 149 |         IntoIterator::into_iter(offsets)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `machine` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/bin/21.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         if let Some(instruction) = machine.instructions.get(ip) {
[INFO] [stdout]     |                                    -------------------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 159 |             machine.execute(
[INFO] [stdout]     |             ^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 160 |                 instruction.opcode,
[INFO] [stdout]     |                 ------------------ immutable borrow later used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent2018`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name 24 --edition=2018 src/bin/24.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=a4abb5de3c9cd43d -C extra-filename=-a4abb5de3c9cd43d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cached=/opt/rustwide/target/debug/deps/libcached-c6a615412e742bbe.rlib --extern failure=/opt/rustwide/target/debug/deps/libfailure-aac8451cf8272e03.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1974160ebb6ef4aa.rlib --extern pathfinding=/opt/rustwide/target/debug/deps/libpathfinding-36a5ecee151f234f.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-81dcfe78bdcdc6d1.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-3fe9d828f672309c.rlib --extern slotmap=/opt/rustwide/target/debug/deps/libslotmap-5da4c6b1298c2e71.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-7c4c50ea1fa10408/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9dbafc57f11421c9a62dcdb2f666e71fdfc5e74313d04890946f0f2689cbcfe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dbafc57f11421c9a62dcdb2f666e71fdfc5e74313d04890946f0f2689cbcfe0", kill_on_drop: false }`
[INFO] [stdout] 9dbafc57f11421c9a62dcdb2f666e71fdfc5e74313d04890946f0f2689cbcfe0
