[INFO] cloning repository https://github.com/bradleygichuru/singly-linkedlist [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bradleygichuru/singly-linkedlist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleygichuru%2Fsingly-linkedlist", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleygichuru%2Fsingly-linkedlist'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c775106727cef1bfc1bcb289c3cc624d21fd0a8d [INFO] checking bradleygichuru/singly-linkedlist against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleygichuru%2Fsingly-linkedlist" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bradleygichuru/singly-linkedlist on toolchain 336209eef13882bd1e211b24779584cb7ef911eb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bradleygichuru/singly-linkedlist [INFO] finished tweaking git repo https://github.com/bradleygichuru/singly-linkedlist [INFO] tweaked toml for git repo https://github.com/bradleygichuru/singly-linkedlist written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bradleygichuru/singly-linkedlist 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6550bb5ecf2a85f72052d24c6e509fe0baa31ff94cc607f08a7e0b26fd7058d5 [INFO] running `Command { std: "docker" "start" "-a" "6550bb5ecf2a85f72052d24c6e509fe0baa31ff94cc607f08a7e0b26fd7058d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6550bb5ecf2a85f72052d24c6e509fe0baa31ff94cc607f08a7e0b26fd7058d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6550bb5ecf2a85f72052d24c6e509fe0baa31ff94cc607f08a7e0b26fd7058d5", kill_on_drop: false }` [INFO] [stdout] 6550bb5ecf2a85f72052d24c6e509fe0baa31ff94cc607f08a7e0b26fd7058d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1e93c67b34b402141321b1ad361dca4112f1f6e49c6866c8440d8c92447b767 [INFO] running `Command { std: "docker" "start" "-a" "e1e93c67b34b402141321b1ad361dca4112f1f6e49c6866c8440d8c92447b767", kill_on_drop: false }` [INFO] [stderr] Checking my-linkedlist-imp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SinglyLinkedList` is never constructed [INFO] [stdout] --> src/main.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct SinglyLinkedList { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `insert_beginning`, `insert_end`, `delete_node`, `search`, and `traverse` are never used [INFO] [stdout] --> src/main.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 12 | impl SinglyLinkedList { [INFO] [stdout] | ------------------------------------------------------------------ associated items in this implementation [INFO] [stdout] 13 | fn new() -> SinglyLinkedList { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn insert_beginning(&mut self, data: T) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | fn insert_end(&mut self, data: T) -> bool { //TODO test [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | fn delete_node(&mut self, data: T) {//TODO test [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | fn search(&mut self,data: T) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | fn traverse(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `is_head` is never read [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 3 | struct Node { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 6 | is_head: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `delete_node` is never used [INFO] [stdout] --> src/main.rs:68:8 [INFO] [stdout] | [INFO] [stdout] 12 | impl SinglyLinkedList { [INFO] [stdout] | ------------------------------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 68 | fn delete_node(&mut self, data: T) {//TODO test [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s [INFO] running `Command { std: "docker" "inspect" "e1e93c67b34b402141321b1ad361dca4112f1f6e49c6866c8440d8c92447b767", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1e93c67b34b402141321b1ad361dca4112f1f6e49c6866c8440d8c92447b767", kill_on_drop: false }` [INFO] [stdout] e1e93c67b34b402141321b1ad361dca4112f1f6e49c6866c8440d8c92447b767