[INFO] cloning repository https://github.com/kechprog/algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kechprog/algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkechprog%2Falgorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkechprog%2Falgorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b489c85e015d75c1e216d588ad41ba3239ee74f8 [INFO] checking kechprog/algorithms against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkechprog%2Falgorithms" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kechprog/algorithms on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kechprog/algorithms [INFO] finished tweaking git repo https://github.com/kechprog/algorithms [INFO] tweaked toml for git repo https://github.com/kechprog/algorithms written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kechprog/algorithms 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b79c3a3fa9f600c9d4884092fcec4c85f6581b5ca5d6765e9791ee623143904f [INFO] running `Command { std: "docker" "start" "-a" "b79c3a3fa9f600c9d4884092fcec4c85f6581b5ca5d6765e9791ee623143904f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b79c3a3fa9f600c9d4884092fcec4c85f6581b5ca5d6765e9791ee623143904f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b79c3a3fa9f600c9d4884092fcec4c85f6581b5ca5d6765e9791ee623143904f", kill_on_drop: false }` [INFO] [stdout] b79c3a3fa9f600c9d4884092fcec4c85f6581b5ca5d6765e9791ee623143904f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e6b90af0a6f8e1d710daa85583afcdfb97d824fcaba91aa9cb68b54609203b5 [INFO] running `Command { std: "docker" "start" "-a" "9e6b90af0a6f8e1d710daa85583afcdfb97d824fcaba91aa9cb68b54609203b5", kill_on_drop: false }` [INFO] [stderr] Checking algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `qsort` is never used [INFO] [stdout] --> src/qsort.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn qsort(arr: &mut [T]) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `qsort` is never used [INFO] [stdout] --> src/qsort.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn qsort(arr: &mut [T]) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `max`, `min`, and `contains` are never used [INFO] [stdout] --> src/bst.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl BST { [INFO] [stdout] | --------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn max(&self) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn min(&self) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn contains(&self, val: &T) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `max`, `min`, and `contains` are never used [INFO] [stdout] --> src/bst.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl BST { [INFO] [stdout] | --------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn max(&self) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn min(&self) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn contains(&self, val: &T) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] running `Command { std: "docker" "inspect" "9e6b90af0a6f8e1d710daa85583afcdfb97d824fcaba91aa9cb68b54609203b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e6b90af0a6f8e1d710daa85583afcdfb97d824fcaba91aa9cb68b54609203b5", kill_on_drop: false }` [INFO] [stdout] 9e6b90af0a6f8e1d710daa85583afcdfb97d824fcaba91aa9cb68b54609203b5