[INFO] cloning repository https://github.com/gsilvis/rhombus-instinct
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gsilvis/rhombus-instinct" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsilvis%2Frhombus-instinct", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsilvis%2Frhombus-instinct'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 301e285d5f08f1798e0cb8b1924aa32ab9ff8039
[INFO] testing gsilvis/rhombus-instinct against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgsilvis%2Frhombus-instinct" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gsilvis/rhombus-instinct
[INFO] finished tweaking git repo https://github.com/gsilvis/rhombus-instinct
[INFO] tweaked toml for git repo https://github.com/gsilvis/rhombus-instinct written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gsilvis/rhombus-instinct on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gsilvis/rhombus-instinct already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v0.1.1
[INFO] [stderr]   Downloaded pistoncore-window v0.34.0
[INFO] [stderr]   Downloaded pistoncore-input v0.23.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.39.0
[INFO] [stderr]   Downloaded wayland-sys v0.21.10
[INFO] [stderr]   Downloaded num_cpus v1.9.0
[INFO] [stderr]   Downloaded piston v0.39.0
[INFO] [stderr]   Downloaded gif v0.10.1
[INFO] [stderr]   Downloaded rayon-core v1.4.1
[INFO] [stderr]   Downloaded rusttype v0.7.3
[INFO] [stderr]   Downloaded wayland-client v0.21.10
[INFO] [stderr]   Downloaded deflate v0.7.19
[INFO] [stderr]   Downloaded rayon v1.0.3
[INFO] [stderr]   Downloaded syn v0.15.24
[INFO] [stderr]   Downloaded nix v0.12.0
[INFO] [stderr]   Downloaded winit v0.18.1
[INFO] [stderr]   Downloaded image v0.20.1
[INFO] [stderr]   Downloaded piston2d-graphics v0.28.0
[INFO] [stderr]   Downloaded wayland-protocols v0.21.10
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.4
[INFO] [stderr]   Downloaded serde v1.0.84
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.57.0
[INFO] [stderr]   Downloaded cc v1.0.28
[INFO] [stderr]   Downloaded glutin v0.19.0
[INFO] [stderr]   Downloaded rand v0.6.4
[INFO] [stderr]   Downloaded cocoa v0.18.4
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.15
[INFO] [stderr]   Downloaded backtrace v0.3.13
[INFO] [stderr]   Downloaded approx v0.3.1
[INFO] [stderr]   Downloaded num-derive v0.2.3
[INFO] [stderr]   Downloaded tiff v0.2.1
[INFO] [stderr]   Downloaded wayland-scanner v0.21.10
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.1
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded num-rational v0.2.1
[INFO] [stderr]   Downloaded inflate v0.4.4
[INFO] [stderr]   Downloaded png v0.12.0
[INFO] [stderr]   Downloaded vecmath v0.3.1
[INFO] [stderr]   Downloaded wayland-commons v0.21.10
[INFO] [stderr]   Downloaded rustc-demangle v0.1.13
[INFO] [stderr]   Downloaded ordered-float v1.0.1
[INFO] [stderr]   Downloaded stb_truetype v0.2.5
[INFO] [stderr]   Downloaded andrew v0.1.4
[INFO] [stderr]   Downloaded piston-viewport v0.5.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.51.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded piston-shaders_graphics2d v0.3.1
[INFO] [stderr]   Downloaded interpolation v0.1.0
[INFO] [stderr]   Downloaded piston-texture v0.6.0
[INFO] [stderr]   Downloaded read_color v1.0.0
[INFO] [stderr]   Downloaded gl v0.11.0
[INFO] [stderr]   Downloaded serde_derive v1.0.84
[INFO] [stderr]   Downloaded rand_os v0.1.1
[INFO] [stderr]   Downloaded shader_version v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c9b92a7f6415fcdf8c4e5777775deaf1bab599bf22d4d6ac702313b8ce75133
[INFO] running `Command { std: "docker" "start" "-a" "8c9b92a7f6415fcdf8c4e5777775deaf1bab599bf22d4d6ac702313b8ce75133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c9b92a7f6415fcdf8c4e5777775deaf1bab599bf22d4d6ac702313b8ce75133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9b92a7f6415fcdf8c4e5777775deaf1bab599bf22d4d6ac702313b8ce75133", kill_on_drop: false }`
[INFO] [stdout] 8c9b92a7f6415fcdf8c4e5777775deaf1bab599bf22d4d6ac702313b8ce75133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c944172f80905cb33b8ae873349edae985c356bc4c4a71749fc8717206c4510
[INFO] running `Command { std: "docker" "start" "-a" "3c944172f80905cb33b8ae873349edae985c356bc4c4a71749fc8717206c4510", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling piston-float v0.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling piston-viewport v0.5.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling stb_truetype v0.2.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling downcast-rs v1.0.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.10
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling shader_version v0.3.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling approx v0.3.1
[INFO] [stderr]    Compiling ordered-float v1.0.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling wayland-client v0.21.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.10
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling rusttype v0.7.3
[INFO] [stderr]    Compiling wayland-sys v0.21.10
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling andrew v0.1.4
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling vecmath v0.3.1
[INFO] [stderr]    Compiling read_color v1.0.0
[INFO] [stderr]    Compiling piston-texture v0.6.0
[INFO] [stderr]    Compiling interpolation v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling piston2d-graphics v0.28.0
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]    Compiling wayland-commons v0.21.10
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling pistoncore-input v0.23.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.4
[INFO] [stderr]    Compiling pistoncore-window v0.34.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.39.0
[INFO] [stderr]    Compiling piston v0.39.0
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.57.0
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.51.1
[INFO] [stderr]    Compiling rhombus-instinct 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/main.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 239 -             .into_iter()
[INFO] [stdout] 239 +             .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 237 ~         IntoIterator::into_iter(state
[INFO] [stdout] 238 ~             .occupied_places())
[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/main.rs:355:54
[INFO] [stdout]     |
[INFO] [stdout] 355 |         for (x, y) in self.current.occupied_places().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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 355 -         for (x, y) in self.current.occupied_places().into_iter() {
[INFO] [stdout] 355 +         for (x, y) in self.current.occupied_places().iter() {
[INFO] [stdout]     |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 355 -         for (x, y) in self.current.occupied_places().into_iter() {
[INFO] [stdout] 355 +         for (x, y) in self.current.occupied_places() {
[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/main.rs:768:50
[INFO] [stdout]     |
[INFO] [stdout] 768 |         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in DIGITS[digit as usize].iter().zip(ctxts.into_iter()) {
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in IntoIterator::into_iter(DIGITS[digit as usize]).zip(ctxts.into_iter()) {
[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/main.rs:768:72
[INFO] [stdout]     |
[INFO] [stdout] 768 |         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.iter()) {
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(IntoIterator::into_iter(ctxts)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.22s
[INFO] running `Command { std: "docker" "inspect" "3c944172f80905cb33b8ae873349edae985c356bc4c4a71749fc8717206c4510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c944172f80905cb33b8ae873349edae985c356bc4c4a71749fc8717206c4510", kill_on_drop: false }`
[INFO] [stdout] 3c944172f80905cb33b8ae873349edae985c356bc4c4a71749fc8717206c4510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07298950eda1e976f284def1d778d3705a718969b6923fd87b63cc3293bfd737
[INFO] running `Command { std: "docker" "start" "-a" "07298950eda1e976f284def1d778d3705a718969b6923fd87b63cc3293bfd737", kill_on_drop: false }`
[INFO] [stderr]    Compiling rhombus-instinct 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/main.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |             .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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 239 -             .into_iter()
[INFO] [stdout] 239 +             .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 237 ~         IntoIterator::into_iter(state
[INFO] [stdout] 238 ~             .occupied_places())
[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/main.rs:355:54
[INFO] [stdout]     |
[INFO] [stdout] 355 |         for (x, y) in self.current.occupied_places().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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 355 -         for (x, y) in self.current.occupied_places().into_iter() {
[INFO] [stdout] 355 +         for (x, y) in self.current.occupied_places().iter() {
[INFO] [stdout]     |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 355 -         for (x, y) in self.current.occupied_places().into_iter() {
[INFO] [stdout] 355 +         for (x, y) in self.current.occupied_places() {
[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/main.rs:768:50
[INFO] [stdout]     |
[INFO] [stdout] 768 |         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in DIGITS[digit as usize].iter().zip(ctxts.into_iter()) {
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in IntoIterator::into_iter(DIGITS[digit as usize]).zip(ctxts.into_iter()) {
[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/main.rs:768:72
[INFO] [stdout]     |
[INFO] [stdout] 768 |         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.iter()) {
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stdout] 768 +         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(IntoIterator::into_iter(ctxts)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "07298950eda1e976f284def1d778d3705a718969b6923fd87b63cc3293bfd737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07298950eda1e976f284def1d778d3705a718969b6923fd87b63cc3293bfd737", kill_on_drop: false }`
[INFO] [stdout] 07298950eda1e976f284def1d778d3705a718969b6923fd87b63cc3293bfd737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4830b1b3ee159232c471d4c0ee226f2dc8359cebaf10e5fe097802eb6f853acb
[INFO] running `Command { std: "docker" "start" "-a" "4830b1b3ee159232c471d4c0ee226f2dc8359cebaf10e5fe097802eb6f853acb", 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/main.rs:239:14
[INFO] [stderr]     |
[INFO] [stderr] 239 |             .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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 239 -             .into_iter()
[INFO] [stderr] 239 +             .iter()
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 237 ~         IntoIterator::into_iter(state
[INFO] [stderr] 238 ~             .occupied_places())
[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/main.rs:355:54
[INFO] [stderr]     |
[INFO] [stderr] 355 |         for (x, y) in self.current.occupied_places().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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 355 -         for (x, y) in self.current.occupied_places().into_iter() {
[INFO] [stderr] 355 +         for (x, y) in self.current.occupied_places().iter() {
[INFO] [stderr]     |
[INFO] [stderr] help: or remove `.into_iter()` to iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 355 -         for (x, y) in self.current.occupied_places().into_iter() {
[INFO] [stderr] 355 +         for (x, y) in self.current.occupied_places() {
[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/main.rs:768:50
[INFO] [stderr]     |
[INFO] [stderr] 768 |         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stderr] 768 +         for (on, ctxt) in DIGITS[digit as usize].iter().zip(ctxts.into_iter()) {
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stderr] 768 +         for (on, ctxt) in IntoIterator::into_iter(DIGITS[digit as usize]).zip(ctxts.into_iter()) {
[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/main.rs:768:72
[INFO] [stderr]     |
[INFO] [stderr] 768 |         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.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/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stderr] 768 +         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.iter()) {
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 768 -         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(ctxts.into_iter()) {
[INFO] [stderr] 768 +         for (on, ctxt) in DIGITS[digit as usize].into_iter().zip(IntoIterator::into_iter(ctxts)) {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rhombus-instinct` (bin "rhombus-instinct" test) generated 4 warnings (run `cargo fix --bin "rhombus-instinct" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rhombus_instinct-94691945308222f1)
[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] running `Command { std: "docker" "inspect" "4830b1b3ee159232c471d4c0ee226f2dc8359cebaf10e5fe097802eb6f853acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4830b1b3ee159232c471d4c0ee226f2dc8359cebaf10e5fe097802eb6f853acb", kill_on_drop: false }`
[INFO] [stdout] 4830b1b3ee159232c471d4c0ee226f2dc8359cebaf10e5fe097802eb6f853acb
