[INFO] cloning repository https://github.com/marvelxcodes/competitive-programming [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marvelxcodes/competitive-programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarvelxcodes%2Fcompetitive-programming", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarvelxcodes%2Fcompetitive-programming'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0e3b9a8070b7cb576305e1ad6656c9ea60d7e955 [INFO] checking marvelxcodes/competitive-programming against try#e622d8d7bed4f2668d446e06c6c1436ecae15796 for pr-156776 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarvelxcodes%2Fcompetitive-programming" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/marvelxcodes/competitive-programming [INFO] finished tweaking git repo https://github.com/marvelxcodes/competitive-programming [INFO] tweaked toml for git repo https://github.com/marvelxcodes/competitive-programming written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/marvelxcodes/competitive-programming on toolchain e622d8d7bed4f2668d446e06c6c1436ecae15796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/marvelxcodes/competitive-programming 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" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5e8243f749c9652479506c277218b0050592bcdc8aafef3b6bd108e7822564b [INFO] running `Command { std: "docker" "start" "-a" "b5e8243f749c9652479506c277218b0050592bcdc8aafef3b6bd108e7822564b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5e8243f749c9652479506c277218b0050592bcdc8aafef3b6bd108e7822564b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5e8243f749c9652479506c277218b0050592bcdc8aafef3b6bd108e7822564b", kill_on_drop: false }` [INFO] [stdout] b5e8243f749c9652479506c277218b0050592bcdc8aafef3b6bd108e7822564b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e1053af84ec11aa5ad8aea41c789c57d92ae1cbc7fb814038d4c58b3caf2c97 [INFO] running `Command { std: "docker" "start" "-a" "0e1053af84ec11aa5ad8aea41c789c57d92ae1cbc7fb814038d4c58b3caf2c97", kill_on_drop: false }` [INFO] [stderr] Checking competitive-programming v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fmt::write` [INFO] [stdout] --> src/problems/koshary.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | fmt::write, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt::write` [INFO] [stdout] --> src/problems/koshary.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | fmt::write, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/problems/construct_an_array.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `next` are never used [INFO] [stdout] --> src/problems/construct_an_array.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Scanner { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 9 | fn new(reader: R) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn next(&mut self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/problems/construct_an_array.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn solve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/problems/koshary.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `next` are never used [INFO] [stdout] --> src/problems/koshary.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Scanner { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 12 | fn new(reader: R) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn next(&mut self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/problems/koshary.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn solve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/problems/party_monster.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `next` are never used [INFO] [stdout] --> src/problems/party_monster.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Scanner { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 9 | fn new(reader: R) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn next(&mut self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/problems/party_monster.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn solve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/problems/construct_an_array.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `next` are never used [INFO] [stdout] --> src/problems/construct_an_array.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Scanner { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 9 | fn new(reader: R) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn next(&mut self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/problems/construct_an_array.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn solve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/problems/koshary.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `next` are never used [INFO] [stdout] --> src/problems/koshary.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Scanner { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 12 | fn new(reader: R) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn next(&mut self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/problems/koshary.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn solve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Scanner` is never constructed [INFO] [stdout] --> src/problems/party_monster.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Scanner { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `next` are never used [INFO] [stdout] --> src/problems/party_monster.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Scanner { [INFO] [stdout] | --------------------------- associated items in this implementation [INFO] [stdout] 9 | fn new(reader: R) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn next(&mut self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve` is never used [INFO] [stdout] --> src/problems/party_monster.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn solve() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "0e1053af84ec11aa5ad8aea41c789c57d92ae1cbc7fb814038d4c58b3caf2c97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e1053af84ec11aa5ad8aea41c789c57d92ae1cbc7fb814038d4c58b3caf2c97", kill_on_drop: false }` [INFO] [stdout] 0e1053af84ec11aa5ad8aea41c789c57d92ae1cbc7fb814038d4c58b3caf2c97