[INFO] cloning repository https://github.com/kristopherbullinger/battlesnakes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kristopherbullinger/battlesnakes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Fbattlesnakes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Fbattlesnakes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 679a9c28e3bb5c20e7e8fd99992c3f761640becc [INFO] testing kristopherbullinger/battlesnakes against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristopherbullinger%2Fbattlesnakes" "/workspace/builds/worker-72/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kristopherbullinger/battlesnakes on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-72/source/rust-toolchain [INFO] started tweaking git repo https://github.com/kristopherbullinger/battlesnakes [INFO] finished tweaking git repo https://github.com/kristopherbullinger/battlesnakes [INFO] tweaked toml for git repo https://github.com/kristopherbullinger/battlesnakes written to /workspace/builds/worker-72/source/Cargo.toml [INFO] crate git repo https://github.com/kristopherbullinger/battlesnakes already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4013896abdb54b9971abaa41279fcee9f0d90cb4ab1bd067eb10768b6e7bbd8a [INFO] running `Command { std: "docker" "start" "-a" "4013896abdb54b9971abaa41279fcee9f0d90cb4ab1bd067eb10768b6e7bbd8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4013896abdb54b9971abaa41279fcee9f0d90cb4ab1bd067eb10768b6e7bbd8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4013896abdb54b9971abaa41279fcee9f0d90cb4ab1bd067eb10768b6e7bbd8a", kill_on_drop: false }` [INFO] [stdout] 4013896abdb54b9971abaa41279fcee9f0d90cb4ab1bd067eb10768b6e7bbd8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a67fd2b03205a2ac0b68ec5fd204acf67e750d675bfd65a432ca3a06c60e8a08 [INFO] running `Command { std: "docker" "start" "-a" "a67fd2b03205a2ac0b68ec5fd204acf67e750d675bfd65a432ca3a06c60e8a08", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling state v0.4.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling tinyvec v1.3.1 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling rocket_codegen v0.4.10 [INFO] [stderr] Compiling rocket v0.4.10 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling cookie v0.11.4 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling notify v4.0.17 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling devise v0.2.0 [INFO] [stderr] Compiling pear v0.1.4 [INFO] [stderr] Compiling rocket_http v0.4.10 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rocket_contrib v0.4.10 [INFO] [stderr] Compiling starter-snake-rust v1.0.0 (/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/logic.rs:128:32 [INFO] [stdout] | [INFO] [stdout] 128 | let moves = possible_moves.into_iter().flatten().collect::>(); [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 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 128 | let moves = possible_moves.iter().flatten().collect::>(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 128 | let moves = IntoIterator::into_iter(possible_moves).flatten().collect::>(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 23s [INFO] running `Command { std: "docker" "inspect" "a67fd2b03205a2ac0b68ec5fd204acf67e750d675bfd65a432ca3a06c60e8a08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a67fd2b03205a2ac0b68ec5fd204acf67e750d675bfd65a432ca3a06c60e8a08", kill_on_drop: false }` [INFO] [stdout] a67fd2b03205a2ac0b68ec5fd204acf67e750d675bfd65a432ca3a06c60e8a08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3af2b3f0080dda52c0b69e91c3a755d3b47eba2f8ac399eea1fc5685328eccd1 [INFO] running `Command { std: "docker" "start" "-a" "3af2b3f0080dda52c0b69e91c3a755d3b47eba2f8ac399eea1fc5685328eccd1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling starter-snake-rust v1.0.0 (/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/logic.rs:128:32 [INFO] [stdout] | [INFO] [stdout] 128 | let moves = possible_moves.into_iter().flatten().collect::>(); [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 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 128 | let moves = possible_moves.iter().flatten().collect::>(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 128 | let moves = IntoIterator::into_iter(possible_moves).flatten().collect::>(); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.71s [INFO] running `Command { std: "docker" "inspect" "3af2b3f0080dda52c0b69e91c3a755d3b47eba2f8ac399eea1fc5685328eccd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3af2b3f0080dda52c0b69e91c3a755d3b47eba2f8ac399eea1fc5685328eccd1", kill_on_drop: false }` [INFO] [stdout] 3af2b3f0080dda52c0b69e91c3a755d3b47eba2f8ac399eea1fc5685328eccd1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 72fd5d7bfd13451f590f60bb0daf38044563cddf9369188777ab20d4fdc18355 [INFO] running `Command { std: "docker" "start" "-a" "72fd5d7bfd13451f590f60bb0daf38044563cddf9369188777ab20d4fdc18355", 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/logic.rs:128:32 [INFO] [stderr] | [INFO] [stderr] 128 | let moves = possible_moves.into_iter().flatten().collect::>(); [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 [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 128 | let moves = possible_moves.iter().flatten().collect::>(); [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 128 | let moves = IntoIterator::into_iter(possible_moves).flatten().collect::>(); [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: `starter-snake-rust` (bin "starter-snake-rust" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/starter_snake_rust-729b68c8fff21314) [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" "72fd5d7bfd13451f590f60bb0daf38044563cddf9369188777ab20d4fdc18355", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72fd5d7bfd13451f590f60bb0daf38044563cddf9369188777ab20d4fdc18355", kill_on_drop: false }` [INFO] [stdout] 72fd5d7bfd13451f590f60bb0daf38044563cddf9369188777ab20d4fdc18355