[INFO] cloning repository https://github.com/palindrom615/problem_solving [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/palindrom615/problem_solving" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalindrom615%2Fproblem_solving", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalindrom615%2Fproblem_solving'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 56ff8b4121560baf4935bad19aeaf4a3c6171386 [INFO] testing palindrom615/problem_solving against 1.91.0 for beta-1.92-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalindrom615%2Fproblem_solving" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/palindrom615/problem_solving [INFO] finished tweaking git repo https://github.com/palindrom615/problem_solving [INFO] tweaked toml for git repo https://github.com/palindrom615/problem_solving written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/palindrom615/problem_solving on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/palindrom615/problem_solving 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 92a3f88d5fd693e12d435c176f615b1dd08108bb3ddb6c997ae4d1ec8b574275 [INFO] running `Command { std: "docker" "start" "-a" "92a3f88d5fd693e12d435c176f615b1dd08108bb3ddb6c997ae4d1ec8b574275", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92a3f88d5fd693e12d435c176f615b1dd08108bb3ddb6c997ae4d1ec8b574275", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" 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"ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4e5a6a883325eeba346daefcecdf9a511a2574b92600f6eed8f0ee42e47028d [INFO] running `Command { std: "docker" "start" "-a" "c4e5a6a883325eeba346daefcecdf9a511a2574b92600f6eed8f0ee42e47028d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling oorandom v11.1.0 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling criterion-plot v0.4.1 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling plotters v0.2.12 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling regex v1.3.6 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling serde_json v1.0.51 [INFO] [stderr] Compiling bstr v0.2.12 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling tinytemplate v1.0.3 [INFO] [stderr] Compiling criterion v0.3.1 [INFO] [stderr] Compiling problem_solving v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/boj13141.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut res = vec![vec![std::usize::MAX; nodes + 1]; nodes + 1]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `graph` [INFO] [stdout] --> src/bin/boj13141.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 18 | fn solve(graph: Vec>) -> f32 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bfs` is never used [INFO] [stdout] --> src/bin/boj13141.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn bfs(graph: Vec>) -> Vec> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/bin/boj13141.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn solve(graph: Vec>) -> f32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/boj12837.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let n = line[0]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/blank.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | let t: i32 = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 4 | let t: i32 = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj10892.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | let n: usize = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 27 | let n: usize = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj10892") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj13301.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | let n = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 23 | let n = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj13301") due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj18230.rs:33:20 [INFO] [stdout] | [INFO] [stdout] 33 | let n: usize = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 33 | let n: usize = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj2086.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let line = read_line(); [INFO] [stdout] | ^^^^ [INFO] [stdout] 16 | let a: usize = line[0]; [INFO] [stdout] | ---- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `line` an explicit type [INFO] [stdout] | [INFO] [stdout] 15 | let line: /* Type */ = read_line(); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj11062.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | let t: i32 = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 50 | let t: i32 = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/boj2014.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_val` [INFO] [stdout] --> src/bin/boj2014.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | let &max_val = heap.peek_max().unwrap_or(&i32::max_value()); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj18230") due to 1 previous error [INFO] [stdout] error[E0107]: function takes 2 generic arguments but 1 generic argument was supplied [INFO] [stdout] --> src/bin/boj11062.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let _ = read_line::(); [INFO] [stdout] | ^^^^^^^^^ ----- supplied 1 generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 2 generic arguments [INFO] [stdout] | [INFO] [stdout] note: function defined here, with 2 generic parameters: `T`, `B` [INFO] [stdout] --> /opt/rustwide/workdir/src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn read_line>() -> B { [INFO] [stdout] | ^^^^^^^^^ - - [INFO] [stdout] help: add missing generic argument [INFO] [stdout] | [INFO] [stdout] 52 | let _ = read_line::(); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: function takes 2 generic arguments but 1 generic argument was supplied [INFO] [stdout] --> src/bin/boj15329.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | let line = read_line::(); [INFO] [stdout] | ^^^^^^^^^ --- supplied 1 generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 2 generic arguments [INFO] [stdout] | [INFO] [stdout] note: function defined here, with 2 generic parameters: `T`, `B` [INFO] [stdout] --> /opt/rustwide/workdir/src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn read_line>() -> B { [INFO] [stdout] | ^^^^^^^^^ - - [INFO] [stdout] help: add missing generic argument [INFO] [stdout] | [INFO] [stdout] 23 | let line = read_line::(); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `head_opponent_best` [INFO] [stdout] --> src/bin/boj11062.rs:24:14 [INFO] [stdout] | [INFO] [stdout] 24 | let (head_opponent_best, head_opponent_pick_is_head) = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_head_opponent_best` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tail_opponent_best` [INFO] [stdout] --> src/bin/boj11062.rs:32:14 [INFO] [stdout] | [INFO] [stdout] 32 | let (tail_opponent_best, tail_opponent_pick_is_head) = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tail_opponent_best` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "blank") due to 1 previous error [INFO] [stdout] Some errors have detailed explanations: E0107, E0282. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj11508.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let n = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 10 | let n = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj15329") due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj11062") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] error: could not compile `problem_solving` (bin "boj2086") due to 1 previous error [INFO] [stderr] error: could not compile `problem_solving` (bin "boj11508") due to 1 previous error [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj16722.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let n = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 155 | let n = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj2296.rs:38:18 [INFO] [stdout] | [INFO] [stdout] 38 | let t: i32 = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 38 | let t: i32 = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/bin/boj15900.rs:28:20 [INFO] [stdout] | [INFO] [stdout] 28 | let t: usize = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type of the type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 28 | let t: usize = read_line::()[0]; [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj16722") due to 1 previous error [INFO] [stdout] error[E0107]: function takes 2 generic arguments but 1 generic argument was supplied [INFO] [stdout] --> src/bin/boj2296.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 41 | match read_line::().as_slice() { [INFO] [stdout] | ^^^^^^^^^ --- supplied 1 generic argument [INFO] [stdout] | | [INFO] [stdout] | expected 2 generic arguments [INFO] [stdout] | [INFO] [stdout] note: function defined here, with 2 generic parameters: `T`, `B` [INFO] [stdout] --> /opt/rustwide/workdir/src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn read_line>() -> B { [INFO] [stdout] | ^^^^^^^^^ - - [INFO] [stdout] help: add missing generic argument [INFO] [stdout] | [INFO] [stdout] 41 | match read_line::().as_slice() { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj15900") due to 1 previous error [INFO] [stdout] Some errors have detailed explanations: E0107, E0282. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stderr] error: could not compile `problem_solving` (bin "boj2296") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c4e5a6a883325eeba346daefcecdf9a511a2574b92600f6eed8f0ee42e47028d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4e5a6a883325eeba346daefcecdf9a511a2574b92600f6eed8f0ee42e47028d", kill_on_drop: false }` [INFO] [stdout] c4e5a6a883325eeba346daefcecdf9a511a2574b92600f6eed8f0ee42e47028d