[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 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpalindrom615%2Fproblem_solving" "/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/palindrom615/problem_solving on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-9/source/Cargo.toml [INFO] crate git repo https://github.com/palindrom615/problem_solving already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3771939b009bd71bd764f5ee5d7dedc2b74076d6e610ea8a27abe43856d54305 [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" "3771939b009bd71bd764f5ee5d7dedc2b74076d6e610ea8a27abe43856d54305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3771939b009bd71bd764f5ee5d7dedc2b74076d6e610ea8a27abe43856d54305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3771939b009bd71bd764f5ee5d7dedc2b74076d6e610ea8a27abe43856d54305", kill_on_drop: false }` [INFO] [stdout] 3771939b009bd71bd764f5ee5d7dedc2b74076d6e610ea8a27abe43856d54305 [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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dc3ef245844f4636169c2501ce61d5b7fbfaccfc97be8640e9c78e4733a5eee [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" "6dc3ef245844f4636169c2501ce61d5b7fbfaccfc97be8640e9c78e4733a5eee", kill_on_drop: false }` [INFO] [stderr] Compiling oorandom v11.1.0 [INFO] [stderr] Compiling tinytemplate v1.0.3 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling criterion-plot v0.4.1 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling criterion v0.3.1 [INFO] [stderr] Compiling problem_solving v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0107]: wrong number of type arguments: expected 2, found 1 [INFO] [stdout] --> src/bin/boj15329.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | let line = read_line::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ expected 2 type arguments [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [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` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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 for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [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/boj1723.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 18 | let line = read_line(); [INFO] [stdout] | ---- consider giving `line` a type [INFO] [stdout] 19 | let n = line[0]; [INFO] [stdout] | ^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [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/boj10892.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | let n: usize = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: wrong number of type arguments: expected 2, found 1 [INFO] [stdout] --> src/bin/boj15485.rs:65:16 [INFO] [stdout] | [INFO] [stdout] 65 | let line = read_line::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ expected 2 type arguments [INFO] [stdout] [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 for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0107]: wrong number of type arguments: expected 2, found 1 [INFO] [stdout] --> src/bin/boj11062.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let _ = read_line::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ expected 2 type arguments [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0107`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [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/boj5463.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 104 | let line = read_line(); [INFO] [stdout] | ---- consider giving `line` a type [INFO] [stdout] 105 | let n = line[0]; [INFO] [stdout] | ^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [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/boj17370.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | let n: i32 = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [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 for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [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/boj11509.rs:16:20 [INFO] [stdout] | [INFO] [stdout] 16 | let n: usize = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [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/boj16722.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let n = read_line()[0]; [INFO] [stdout] | ^^^^^^^^^ cannot infer type for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [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 for type parameter `B` declared on the function `read_line` [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [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:16:20 [INFO] [stdout] | [INFO] [stdout] 15 | let line = read_line(); [INFO] [stdout] | ---- consider giving `line` a type [INFO] [stdout] 16 | let a: usize = line[0]; [INFO] [stdout] | ^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6dc3ef245844f4636169c2501ce61d5b7fbfaccfc97be8640e9c78e4733a5eee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dc3ef245844f4636169c2501ce61d5b7fbfaccfc97be8640e9c78e4733a5eee", kill_on_drop: false }` [INFO] [stdout] 6dc3ef245844f4636169c2501ce61d5b7fbfaccfc97be8640e9c78e4733a5eee