[INFO] cloning repository https://github.com/Raclett3/atcoder-rust-snippets [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Raclett3/atcoder-rust-snippets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaclett3%2Fatcoder-rust-snippets", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaclett3%2Fatcoder-rust-snippets'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d7cacb06a3f8400a573f4ce30351511327f2597e [INFO] testing Raclett3/atcoder-rust-snippets against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaclett3%2Fatcoder-rust-snippets" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Raclett3/atcoder-rust-snippets on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Raclett3/atcoder-rust-snippets [INFO] finished tweaking git repo https://github.com/Raclett3/atcoder-rust-snippets [INFO] tweaked toml for git repo https://github.com/Raclett3/atcoder-rust-snippets written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Raclett3/atcoder-rust-snippets already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cargo-snippet v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 40d5120835d1832af5cc7def0d96a0690e618bde3efe0dce9bac588af4033b77 [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" "40d5120835d1832af5cc7def0d96a0690e618bde3efe0dce9bac588af4033b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40d5120835d1832af5cc7def0d96a0690e618bde3efe0dce9bac588af4033b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40d5120835d1832af5cc7def0d96a0690e618bde3efe0dce9bac588af4033b77", kill_on_drop: false }` [INFO] [stdout] 40d5120835d1832af5cc7def0d96a0690e618bde3efe0dce9bac588af4033b77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8fabb58086bbf4d5b626f3dd06cd512f93232b4772b0267dc35c7d296cd799d [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" "e8fabb58086bbf4d5b626f3dd06cd512f93232b4772b0267dc35c7d296cd799d", kill_on_drop: false }` [INFO] [stderr] Compiling cargo-snippet v0.4.1 [INFO] [stderr] Compiling snippets v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/bits.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | / macro_rules! n_bits_range { [INFO] [stdout] 25 | | ($bits:expr) => { [INFO] [stdout] 26 | | (0..(1 << $bits)).map(Bits) [INFO] [stdout] 27 | | }; [INFO] [stdout] 28 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Bits` [INFO] [stdout] --> src/bits.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Bits(usize); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `at` [INFO] [stdout] --> src/bits.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn at(&self, index: usize) -> bool { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_bits` [INFO] [stdout] --> src/bits.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn set_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bound` [INFO] [stdout] --> src/bound.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn bound bool>(min: isize, max: isize, f: F) -> isize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `produce` [INFO] [stdout] --> src/produce.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn produce Option>(init: T, func: F, include_init: bool) -> Produce { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/geometric.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(init: isize, ratio: isize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ModIntFact` [INFO] [stdout] --> src/modint.rs:107:12 [INFO] [stdout] | [INFO] [stdout] 107 | pub struct ModIntFact { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/modint.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn new(size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fact` [INFO] [stdout] --> src/modint.rs:124:12 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn fact(&self, n: usize) -> ModInt { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fact_inv` [INFO] [stdout] --> src/modint.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn fact_inv(&self, n: usize) -> ModInt { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `ncr` [INFO] [stdout] --> src/modint.rs:132:12 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn ncr(&self, n: usize, r: usize) -> ModInt { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `npr` [INFO] [stdout] --> src/modint.rs:136:12 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn npr(&self, n: usize, r: usize) -> ModInt { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `nhr` [INFO] [stdout] --> src/modint.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn nhr(&self, n: usize, r: usize) -> ModInt { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/graph.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn new(node_to: usize, cost: isize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Graph` [INFO] [stdout] --> src/graph.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct Graph { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/graph.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new(nodes: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_undirected` [INFO] [stdout] --> src/graph.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn edge_undirected(&mut self, node_a: usize, node_b: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_directed` [INFO] [stdout] --> src/graph.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn edge_directed(&mut self, node_from: usize, node_to: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_undirected_costed` [INFO] [stdout] --> src/graph.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn edge_undirected_costed(&mut self, node_a: usize, node_b: usize, cost: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_directed_costed` [INFO] [stdout] --> src/graph.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn edge_directed_costed(&mut self, node_from: usize, node_to: usize, cost: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dijkstra` [INFO] [stdout] --> src/graph.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn dijkstra(&self, node_from: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `warshall_floyd` [INFO] [stdout] --> src/graph.rs:87:12 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn warshall_floyd(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "e8fabb58086bbf4d5b626f3dd06cd512f93232b4772b0267dc35c7d296cd799d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8fabb58086bbf4d5b626f3dd06cd512f93232b4772b0267dc35c7d296cd799d", kill_on_drop: false }` [INFO] [stdout] e8fabb58086bbf4d5b626f3dd06cd512f93232b4772b0267dc35c7d296cd799d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f18fe2ca68f2fed839e2a8ca706ea6780278ce55b7b5b6f9211802129017570 [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" "1f18fe2ca68f2fed839e2a8ca706ea6780278ce55b7b5b6f9211802129017570", kill_on_drop: false }` [INFO] [stderr] Compiling snippets v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/bits.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | / macro_rules! n_bits_range { [INFO] [stdout] 25 | | ($bits:expr) => { [INFO] [stdout] 26 | | (0..(1 << $bits)).map(Bits) [INFO] [stdout] 27 | | }; [INFO] [stdout] 28 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Bits` [INFO] [stdout] --> src/bits.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Bits(usize); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `at` [INFO] [stdout] --> src/bits.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn at(&self, index: usize) -> bool { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_bits` [INFO] [stdout] --> src/bits.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn set_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bound` [INFO] [stdout] --> src/bound.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn bound bool>(min: isize, max: isize, f: F) -> isize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `produce` [INFO] [stdout] --> src/produce.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn produce Option>(init: T, func: F, include_init: bool) -> Produce { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/geometric.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(init: isize, ratio: isize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ModIntFact` [INFO] [stdout] --> src/modint.rs:107:12 [INFO] [stdout] | [INFO] [stdout] 107 | pub struct ModIntFact { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/modint.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn new(size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fact` [INFO] [stdout] --> src/modint.rs:124:12 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn fact(&self, n: usize) -> ModInt { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `fact_inv` [INFO] [stdout] --> src/modint.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn fact_inv(&self, n: usize) -> ModInt { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `ncr` [INFO] [stdout] --> src/modint.rs:132:12 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn ncr(&self, n: usize, r: usize) -> ModInt { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `npr` [INFO] [stdout] --> src/modint.rs:136:12 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn npr(&self, n: usize, r: usize) -> ModInt { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `nhr` [INFO] [stdout] --> src/modint.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn nhr(&self, n: usize, r: usize) -> ModInt { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/graph.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn new(node_to: usize, cost: isize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Graph` [INFO] [stdout] --> src/graph.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct Graph { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/graph.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn new(nodes: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_undirected` [INFO] [stdout] --> src/graph.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn edge_undirected(&mut self, node_a: usize, node_b: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_directed` [INFO] [stdout] --> src/graph.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn edge_directed(&mut self, node_from: usize, node_to: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_undirected_costed` [INFO] [stdout] --> src/graph.rs:60:12 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn edge_undirected_costed(&mut self, node_a: usize, node_b: usize, cost: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_directed_costed` [INFO] [stdout] --> src/graph.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn edge_directed_costed(&mut self, node_from: usize, node_to: usize, cost: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dijkstra` [INFO] [stdout] --> src/graph.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn dijkstra(&self, node_from: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `warshall_floyd` [INFO] [stdout] --> src/graph.rs:87:12 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn warshall_floyd(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/bits.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | / macro_rules! n_bits_range { [INFO] [stdout] 25 | | ($bits:expr) => { [INFO] [stdout] 26 | | (0..(1 << $bits)).map(Bits) [INFO] [stdout] 27 | | }; [INFO] [stdout] 28 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Bits` [INFO] [stdout] --> src/bits.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Bits(usize); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `at` [INFO] [stdout] --> src/bits.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn at(&self, index: usize) -> bool { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_bits` [INFO] [stdout] --> src/bits.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn set_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/geometric.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(init: isize, ratio: isize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_undirected` [INFO] [stdout] --> src/graph.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn edge_undirected(&mut self, node_a: usize, node_b: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_directed` [INFO] [stdout] --> src/graph.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn edge_directed(&mut self, node_from: usize, node_to: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `edge_directed_costed` [INFO] [stdout] --> src/graph.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn edge_directed_costed(&mut self, node_from: usize, node_to: usize, cost: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `Command { std: "docker" "inspect" "1f18fe2ca68f2fed839e2a8ca706ea6780278ce55b7b5b6f9211802129017570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f18fe2ca68f2fed839e2a8ca706ea6780278ce55b7b5b6f9211802129017570", kill_on_drop: false }` [INFO] [stdout] 1f18fe2ca68f2fed839e2a8ca706ea6780278ce55b7b5b6f9211802129017570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 08840b34344e84c3691c20c6a053853e75a5737954f0a326ec81f0902c78a577 [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" "08840b34344e84c3691c20c6a053853e75a5737954f0a326ec81f0902c78a577", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/bits.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / macro_rules! n_bits_range { [INFO] [stderr] 25 | | ($bits:expr) => { [INFO] [stderr] 26 | | (0..(1 << $bits)).map(Bits) [INFO] [stderr] 27 | | }; [INFO] [stderr] 28 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Bits` [INFO] [stderr] --> src/bits.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Bits(usize); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `at` [INFO] [stderr] --> src/bits.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn at(&self, index: usize) -> bool { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `set_bits` [INFO] [stderr] --> src/bits.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn set_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/geometric.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn new(init: isize, ratio: isize) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `edge_undirected` [INFO] [stderr] --> src/graph.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn edge_undirected(&mut self, node_a: usize, node_b: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `edge_directed` [INFO] [stderr] --> src/graph.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn edge_directed(&mut self, node_from: usize, node_to: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `edge_directed_costed` [INFO] [stderr] --> src/graph.rs:65:12 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn edge_directed_costed(&mut self, node_from: usize, node_to: usize, cost: isize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/bits.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / macro_rules! n_bits_range { [INFO] [stderr] 25 | | ($bits:expr) => { [INFO] [stderr] 26 | | (0..(1 << $bits)).map(Bits) [INFO] [stderr] 27 | | }; [INFO] [stderr] 28 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Bits` [INFO] [stderr] --> src/bits.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Bits(usize); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `at` [INFO] [stderr] --> src/bits.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn at(&self, index: usize) -> bool { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `set_bits` [INFO] [stderr] --> src/bits.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn set_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bound` [INFO] [stderr] --> src/bound.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn bound bool>(min: isize, max: isize, f: F) -> isize { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `produce` [INFO] [stderr] --> src/produce.rs:11:8 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn produce Option>(init: T, func: F, include_init: bool) -> Produce { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/geometric.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn new(init: isize, ratio: isize) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ModIntFact` [INFO] [stderr] --> src/modint.rs:107:12 [INFO] [stderr] | [INFO] [stderr] 107 | pub struct ModIntFact { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/modint.rs:114:12 [INFO] [stderr] | [INFO] [stderr] 114 | pub fn new(size: usize) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `fact` [INFO] [stderr] --> src/modint.rs:124:12 [INFO] [stderr] | [INFO] [stderr] 124 | pub fn fact(&self, n: usize) -> ModInt { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `fact_inv` [INFO] [stderr] --> src/modint.rs:128:12 [INFO] [stderr] | [INFO] [stderr] 128 | pub fn fact_inv(&self, n: usize) -> ModInt { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `ncr` [INFO] [stderr] --> src/modint.rs:132:12 [INFO] [stderr] | [INFO] [stderr] 132 | pub fn ncr(&self, n: usize, r: usize) -> ModInt { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `npr` [INFO] [stderr] --> src/modint.rs:136:12 [INFO] [stderr] | [INFO] [stderr] 136 | pub fn npr(&self, n: usize, r: usize) -> ModInt { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `nhr` [INFO] [stderr] --> src/modint.rs:140:12 [INFO] [stderr] | [INFO] [stderr] 140 | pub fn nhr(&self, n: usize, r: usize) -> ModInt { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/graph.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn new(node_to: usize, cost: isize) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Graph` [INFO] [stderr] --> src/graph.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct Graph { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/graph.rs:44:12 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn new(nodes: usize) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `edge_undirected` [INFO] [stderr] --> src/graph.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn edge_undirected(&mut self, node_a: usize, node_b: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `edge_directed` [INFO] [stderr] --> src/graph.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn edge_directed(&mut self, node_from: usize, node_to: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `edge_undirected_costed` [INFO] [stderr] --> src/graph.rs:60:12 [INFO] [stderr] | [INFO] [stderr] 60 | pub fn edge_undirected_costed(&mut self, node_a: usize, node_b: usize, cost: isize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `edge_directed_costed` [INFO] [stderr] --> src/graph.rs:65:12 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn edge_directed_costed(&mut self, node_from: usize, node_to: usize, cost: isize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `dijkstra` [INFO] [stderr] --> src/graph.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn dijkstra(&self, node_from: usize) -> Vec { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `warshall_floyd` [INFO] [stderr] --> src/graph.rs:87:12 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn warshall_floyd(&self) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/snippets-dda714dfb114c3b4 [INFO] [stdout] running 4 tests [INFO] [stdout] test test_bound ... ok [INFO] [stdout] test graph ... ok [INFO] [stdout] test test_modint ... ok [INFO] [stdout] test test_produce ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests snippets [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "08840b34344e84c3691c20c6a053853e75a5737954f0a326ec81f0902c78a577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08840b34344e84c3691c20c6a053853e75a5737954f0a326ec81f0902c78a577", kill_on_drop: false }` [INFO] [stdout] 08840b34344e84c3691c20c6a053853e75a5737954f0a326ec81f0902c78a577