[INFO] cloning repository https://github.com/AgustinCB/rustedpond [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AgustinCB/rustedpond" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgustinCB%2Frustedpond", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgustinCB%2Frustedpond'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2bdd36825b61fd611a58a5e28a7f5cb4f82cbda0 [INFO] checking AgustinCB/rustedpond against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgustinCB%2Frustedpond" "/workspace/builds/worker-63/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AgustinCB/rustedpond on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AgustinCB/rustedpond [INFO] finished tweaking git repo https://github.com/AgustinCB/rustedpond [INFO] tweaked toml for git repo https://github.com/AgustinCB/rustedpond written to /workspace/builds/worker-63/source/Cargo.toml [INFO] crate git repo https://github.com/AgustinCB/rustedpond already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2db862bc8eddf2ca8d789ffef1f9437b57af0f17d9b76e8247980783c0175d7 [INFO] running `Command { std: "docker" "start" "-a" "d2db862bc8eddf2ca8d789ffef1f9437b57af0f17d9b76e8247980783c0175d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2db862bc8eddf2ca8d789ffef1f9437b57af0f17d9b76e8247980783c0175d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2db862bc8eddf2ca8d789ffef1f9437b57af0f17d9b76e8247980783c0175d7", kill_on_drop: false }` [INFO] [stdout] d2db862bc8eddf2ca8d789ffef1f9437b57af0f17d9b76e8247980783c0175d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 842f8877f181e0e422632b6b6c4e1ac4be5f26d1af4019b8ac8aecbc3a3430d0 [INFO] running `Command { std: "docker" "start" "-a" "842f8877f181e0e422632b6b6c4e1ac4be5f26d1af4019b8ac8aecbc3a3430d0", kill_on_drop: false }` [INFO] [stderr] Checking rustedpond v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/cell_vm.rs:125:29 [INFO] [stdout] | [INFO] [stdout] 125 | if let Some(mut input_pointer) = self.loop_stack.pop() { [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/genome.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | let mut n = generator.generate_integer() as u8; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/cell_vm.rs:125:29 [INFO] [stdout] | [INFO] [stdout] 125 | if let Some(mut input_pointer) = self.loop_stack.pop() { [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib/genome.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | let mut n = generator.generate_integer() as u8; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [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/lib/instruction.rs:43:22 [INFO] [stdout] | [INFO] [stdout] 43 | INSTRUCTIONS.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 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 43 | INSTRUCTIONS.iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 43 | IntoIterator::into_iter(INSTRUCTIONS) [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/lib/instruction.rs:43:22 [INFO] [stdout] | [INFO] [stdout] 43 | INSTRUCTIONS.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 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 43 | INSTRUCTIONS.iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 43 | IntoIterator::into_iter(INSTRUCTIONS) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "842f8877f181e0e422632b6b6c4e1ac4be5f26d1af4019b8ac8aecbc3a3430d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "842f8877f181e0e422632b6b6c4e1ac4be5f26d1af4019b8ac8aecbc3a3430d0", kill_on_drop: false }` [INFO] [stdout] 842f8877f181e0e422632b6b6c4e1ac4be5f26d1af4019b8ac8aecbc3a3430d0