[INFO] cloning repository https://github.com/Logarithmus/min-spanning-tree-and-shortest-path [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Logarithmus/min-spanning-tree-and-shortest-path" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fmin-spanning-tree-and-shortest-path", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fmin-spanning-tree-and-shortest-path'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b900196767a24bf6e11c8d4783bd8ce7c3fedb94 [INFO] checking Logarithmus/min-spanning-tree-and-shortest-path/b900196767a24bf6e11c8d4783bd8ce7c3fedb94 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fmin-spanning-tree-and-shortest-path" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Logarithmus/min-spanning-tree-and-shortest-path on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Logarithmus/min-spanning-tree-and-shortest-path [INFO] finished tweaking git repo https://github.com/Logarithmus/min-spanning-tree-and-shortest-path [INFO] tweaked toml for git repo https://github.com/Logarithmus/min-spanning-tree-and-shortest-path written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Logarithmus/min-spanning-tree-and-shortest-path 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] abfb010717f10a556b8248656f9078a40481d98c67b90e9c61d1807b1b3af86b [INFO] running `Command { std: "docker" "start" "-a" "abfb010717f10a556b8248656f9078a40481d98c67b90e9c61d1807b1b3af86b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "abfb010717f10a556b8248656f9078a40481d98c67b90e9c61d1807b1b3af86b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abfb010717f10a556b8248656f9078a40481d98c67b90e9c61d1807b1b3af86b", kill_on_drop: false }` [INFO] [stdout] abfb010717f10a556b8248656f9078a40481d98c67b90e9c61d1807b1b3af86b [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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7c538a76694e409b736e91b7911063de8e95b43b4c0749e14292fd7214ffd69 [INFO] running `Command { std: "docker" "start" "-a" "e7c538a76694e409b736e91b7911063de8e95b43b4c0749e14292fd7214ffd69", kill_on_drop: false }` [INFO] [stderr] Checking spanning_tree_and_shortest_path v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/graph.rs:147:28 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn dijkstra(&self, start: usize) -> Vec> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/graph.rs:147:28 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn dijkstra(&self, start: usize) -> Vec> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DisjointSubsets` is never constructed [INFO] [stdout] --> src/disjoint_subsets.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct DisjointSubsets { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `find_set`, and `union_sets` are never used [INFO] [stdout] --> src/disjoint_subsets.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 8 | impl DisjointSubsets { [INFO] [stdout] | -------------------- associated items in this implementation [INFO] [stdout] 9 | pub fn new(size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn find_set(&mut self, elem: usize) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn union_sets(&mut self, elem1: usize, elem2: usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `total_weight`, `min_span_tree_kruskal`, and `dijkstra` are never used [INFO] [stdout] --> src/graph.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 69 | impl Graph { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn total_weight(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn min_span_tree_kruskal(&self) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 147 | pub fn dijkstra(&self, start: usize) -> Vec> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `is_empty` are never used [INFO] [stdout] --> src/heap.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Ordering> MinHeap { [INFO] [stdout] | ------------------------------------------------ associated items in this implementation [INFO] [stdout] 10 | pub fn new(cmp: F) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph1` is never used [INFO] [stdout] --> src/test.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn graph1() -> Graph { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph1_mst` is never used [INFO] [stdout] --> src/test.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn graph1_mst() -> Graph { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_a` is never used [INFO] [stdout] --> src/test.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn graph_a() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_b` is never used [INFO] [stdout] --> src/test.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn graph_b() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_c` is never used [INFO] [stdout] --> src/test.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn graph_c() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_d` is never used [INFO] [stdout] --> src/test.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn graph_d() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `dijkstra` is never used [INFO] [stdout] --> src/graph.rs:147:12 [INFO] [stdout] | [INFO] [stdout] 69 | impl Graph { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 147 | pub fn dijkstra(&self, start: usize) -> Vec> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `is_empty` are never used [INFO] [stdout] --> src/heap.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Ordering> MinHeap { [INFO] [stdout] | ------------------------------------------------ associated items in this implementation [INFO] [stdout] 10 | pub fn new(cmp: F) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph1_mst` is never used [INFO] [stdout] --> src/test.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn graph1_mst() -> Graph { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_a` is never used [INFO] [stdout] --> src/test.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn graph_a() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_b` is never used [INFO] [stdout] --> src/test.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn graph_b() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_c` is never used [INFO] [stdout] --> src/test.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn graph_c() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `graph_d` is never used [INFO] [stdout] --> src/test.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn graph_d() -> Graph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `Command { std: "docker" "inspect" "e7c538a76694e409b736e91b7911063de8e95b43b4c0749e14292fd7214ffd69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7c538a76694e409b736e91b7911063de8e95b43b4c0749e14292fd7214ffd69", kill_on_drop: false }` [INFO] [stdout] e7c538a76694e409b736e91b7911063de8e95b43b4c0749e14292fd7214ffd69