[INFO] cloning repository https://github.com/AaronLeon/eecs395-rust-hw2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AaronLeon/eecs395-rust-hw2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronLeon%2Feecs395-rust-hw2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronLeon%2Feecs395-rust-hw2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 52ea0c0c5af96a451ce8251e3f8cbce81bde0738 [INFO] testing AaronLeon/eecs395-rust-hw2 against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAaronLeon%2Feecs395-rust-hw2" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AaronLeon/eecs395-rust-hw2 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AaronLeon/eecs395-rust-hw2 [INFO] finished tweaking git repo https://github.com/AaronLeon/eecs395-rust-hw2 [INFO] tweaked toml for git repo https://github.com/AaronLeon/eecs395-rust-hw2 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/AaronLeon/eecs395-rust-hw2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bf663a7b828437d0f6fa0ac6bbb5fff6351df63c3cf5dc8715617b0e08452aaa [INFO] running `Command { std: "docker" "start" "-a" "bf663a7b828437d0f6fa0ac6bbb5fff6351df63c3cf5dc8715617b0e08452aaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf663a7b828437d0f6fa0ac6bbb5fff6351df63c3cf5dc8715617b0e08452aaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf663a7b828437d0f6fa0ac6bbb5fff6351df63c3cf5dc8715617b0e08452aaa", kill_on_drop: false }` [INFO] [stdout] bf663a7b828437d0f6fa0ac6bbb5fff6351df63c3cf5dc8715617b0e08452aaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dab49b688fdbb1167e69e9b98225878c0315468a3fc910a277d1614e38040b49 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dab49b688fdbb1167e69e9b98225878c0315468a3fc910a277d1614e38040b49", kill_on_drop: false }` [INFO] [stderr] Compiling hw1 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:69:28 [INFO] [stdout] | [INFO] [stdout] 69 | for letter in ALPHABET.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] 69 | for letter in ALPHABET.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 69 - for letter in ALPHABET.into_iter() { [INFO] [stdout] 69 + for letter in ALPHABET { [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:97:28 [INFO] [stdout] | [INFO] [stdout] 97 | for letter in ALPHABET.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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] 97 | for letter in ALPHABET.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 97 - for letter in ALPHABET.into_iter() { [INFO] [stdout] 97 + for letter in ALPHABET { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.88s [INFO] running `Command { std: "docker" "inspect" "dab49b688fdbb1167e69e9b98225878c0315468a3fc910a277d1614e38040b49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dab49b688fdbb1167e69e9b98225878c0315468a3fc910a277d1614e38040b49", kill_on_drop: false }` [INFO] [stdout] dab49b688fdbb1167e69e9b98225878c0315468a3fc910a277d1614e38040b49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c181041a67be3c1ff8dee9eb015164b97536439223ab984aa7ae9f8f1cce2776 [INFO] running `Command { std: "docker" "start" "-a" "c181041a67be3c1ff8dee9eb015164b97536439223ab984aa7ae9f8f1cce2776", 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] [stderr] Compiling hw1 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:69:28 [INFO] [stdout] | [INFO] [stdout] 69 | for letter in ALPHABET.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] 69 | for letter in ALPHABET.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 69 - for letter in ALPHABET.into_iter() { [INFO] [stdout] 69 + for letter in ALPHABET { [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:97:28 [INFO] [stdout] | [INFO] [stdout] 97 | for letter in ALPHABET.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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] 97 | for letter in ALPHABET.iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 97 - for letter in ALPHABET.into_iter() { [INFO] [stdout] 97 + for letter in ALPHABET { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "c181041a67be3c1ff8dee9eb015164b97536439223ab984aa7ae9f8f1cce2776", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c181041a67be3c1ff8dee9eb015164b97536439223ab984aa7ae9f8f1cce2776", kill_on_drop: false }` [INFO] [stdout] c181041a67be3c1ff8dee9eb015164b97536439223ab984aa7ae9f8f1cce2776 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 89b70bfb09117a3ea57b43d8aec296146d2272ca27c562dcf7bead5b0e6c2f3c [INFO] running `Command { std: "docker" "start" "-a" "89b70bfb09117a3ea57b43d8aec296146d2272ca27c562dcf7bead5b0e6c2f3c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [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] [stdout] running 11 tests [INFO] [stderr] --> src/main.rs:69:28 [INFO] [stdout] test spell_check_tests::generates_correct_transpositions ... ok [INFO] [stderr] | [INFO] [stdout] test spell_check_tests::generates_correct_insertions ... ok [INFO] [stderr] 69 | for letter in ALPHABET.into_iter() { [INFO] [stdout] test spell_check_tests::generates_correct_replacement_on_edge ... ok [INFO] [stderr] | ^^^^^^^^^ [INFO] [stdout] test spell_check_tests::generates_correct_transpositions_on_edge ... ok [INFO] [stderr] | [INFO] [stdout] test spell_check_tests::generates_correct_deletions ... ok [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] test spell_check_tests::generates_correct_replacement ... ok [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stdout] test spell_check_tests::input_is_correct ... ok [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 69 | for letter in ALPHABET.iter() { [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or remove `.into_iter()` to iterate by value [INFO] [stderr] | [INFO] [stderr] 69 - for letter in ALPHABET.into_iter() { [INFO] [stderr] 69 + for letter in ALPHABET { [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:97:28 [INFO] [stderr] | [INFO] [stderr] 97 | for letter in ALPHABET.into_iter() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [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] 97 | for letter in ALPHABET.iter() { [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or remove `.into_iter()` to iterate by value [INFO] [stderr] | [INFO] [stderr] 97 - for letter in ALPHABET.into_iter() { [INFO] [stderr] 97 + for letter in ALPHABET { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `hw1` (bin "hw1" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.53s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hw1-034785ed88727aac) [INFO] [stdout] test spell_check_tests::generates_correct_deletions_on_edge ... ok [INFO] [stdout] test spell_check_tests::corrects_typo_with_edit_distance_2 ... ok [INFO] [stdout] test spell_check_tests::corrects_typo_with_edit_distance_1 ... ok [INFO] [stdout] test spell_check_tests::no_correction_found ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.93s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "89b70bfb09117a3ea57b43d8aec296146d2272ca27c562dcf7bead5b0e6c2f3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89b70bfb09117a3ea57b43d8aec296146d2272ca27c562dcf7bead5b0e6c2f3c", kill_on_drop: false }` [INFO] [stdout] 89b70bfb09117a3ea57b43d8aec296146d2272ca27c562dcf7bead5b0e6c2f3c