[INFO] cloning repository https://github.com/emrivero/rust_grokking_algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emrivero/rust_grokking_algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femrivero%2Frust_grokking_algorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femrivero%2Frust_grokking_algorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d626c69e95bb41a3bd371e489e56805da739297e [INFO] checking emrivero/rust_grokking_algorithms against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femrivero%2Frust_grokking_algorithms" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emrivero/rust_grokking_algorithms on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/emrivero/rust_grokking_algorithms [INFO] finished tweaking git repo https://github.com/emrivero/rust_grokking_algorithms [INFO] tweaked toml for git repo https://github.com/emrivero/rust_grokking_algorithms written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/emrivero/rust_grokking_algorithms 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3cbed7753f878475f2ca8151fafc1c7572fb535563fec1153e585a43da1d26d9 [INFO] running `Command { std: "docker" "start" "-a" "3cbed7753f878475f2ca8151fafc1c7572fb535563fec1153e585a43da1d26d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3cbed7753f878475f2ca8151fafc1c7572fb535563fec1153e585a43da1d26d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cbed7753f878475f2ca8151fafc1c7572fb535563fec1153e585a43da1d26d9", kill_on_drop: false }` [INFO] [stdout] 3cbed7753f878475f2ca8151fafc1c7572fb535563fec1153e585a43da1d26d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42175eb7ffdd6895d0984e19931b9f921cec6bc6b130aef5f0da86aafc3231fd [INFO] running `Command { std: "docker" "start" "-a" "42175eb7ffdd6895d0984e19931b9f921cec6bc6b130aef5f0da86aafc3231fd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking grokking_algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `graph` [INFO] [stdout] --> src/graph/dijkstra.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | graph: &HashMap>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/graph/dijkstra.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | node: &String, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finish_node` [INFO] [stdout] --> src/graph/dijkstra.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | finish_node: &String, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finish_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visited_param` [INFO] [stdout] --> src/graph/dijkstra.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | visited_param: Option<&Vec<&String>>, /* = "!" */ [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visited_param` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `graph` [INFO] [stdout] --> src/graph/dijkstra.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | graph: &HashMap>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/graph/dijkstra.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | node: &String, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `finish_node` [INFO] [stdout] --> src/graph/dijkstra.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | finish_node: &String, [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finish_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `visited_param` [INFO] [stdout] --> src/graph/dijkstra.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | visited_param: Option<&Vec<&String>>, /* = "!" */ [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visited_param` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Vec` to `Vec` [INFO] [stdout] --> src/lib.rs:42:61 [INFO] [stdout] | [INFO] [stdout] 42 | assert_eq!(selection_sort::selection_sort::execute(&arr.into()), vec![]) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(self_type_conversion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Vec` to `Vec` [INFO] [stdout] --> src/lib.rs:50:54 [INFO] [stdout] | [INFO] [stdout] 50 | selection_sort::selection_sort::execute(&arr.into()), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Vec` to `Vec` [INFO] [stdout] --> src/lib.rs:59:53 [INFO] [stdout] | [INFO] [stdout] 59 | assert_eq!(quick_sort::quick_sort::execute(&arr.into()), vec![]) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this conversion is useless `Vec` to `Vec` [INFO] [stdout] --> src/lib.rs:67:46 [INFO] [stdout] | [INFO] [stdout] 67 | quick_sort::quick_sort::execute(&arr.into()), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `grokking_algorithms` (lib test) due to 4 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "42175eb7ffdd6895d0984e19931b9f921cec6bc6b130aef5f0da86aafc3231fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42175eb7ffdd6895d0984e19931b9f921cec6bc6b130aef5f0da86aafc3231fd", kill_on_drop: false }` [INFO] [stdout] 42175eb7ffdd6895d0984e19931b9f921cec6bc6b130aef5f0da86aafc3231fd