[INFO] cloning repository https://github.com/sgasse/rust_graph [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sgasse/rust_graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgasse%2Frust_graph", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgasse%2Frust_graph'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 91dd0da1fecdca638ceb9d00dc1459ad3de92ce9 [INFO] checking sgasse/rust_graph against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgasse%2Frust_graph" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sgasse/rust_graph on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sgasse/rust_graph [INFO] finished tweaking git repo https://github.com/sgasse/rust_graph [INFO] tweaked toml for git repo https://github.com/sgasse/rust_graph written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sgasse/rust_graph 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" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de8547833a34c0ae449efbabef65a98fc785af55feccb458032851244e2b7597 [INFO] running `Command { std: "docker" "start" "-a" "de8547833a34c0ae449efbabef65a98fc785af55feccb458032851244e2b7597", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de8547833a34c0ae449efbabef65a98fc785af55feccb458032851244e2b7597", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de8547833a34c0ae449efbabef65a98fc785af55feccb458032851244e2b7597", kill_on_drop: false }` [INFO] [stdout] de8547833a34c0ae449efbabef65a98fc785af55feccb458032851244e2b7597 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61bbe018aa21a49496b6404ca45f0b3bdb7139fe84f32ec3e31b6df7ae01477e [INFO] running `Command { std: "docker" "start" "-a" "61bbe018aa21a49496b6404ca45f0b3bdb7139fe84f32ec3e31b6df7ae01477e", kill_on_drop: false }` [INFO] [stderr] Checking rgraphs v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/trees/linked_tree.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Node<'_, T> { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] 11 | pub fn new<'a>(data: T) -> Node<'a, T> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_child_to_parent` is never used [INFO] [stdout] --> src/trees/linked_tree.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn add_child_to_parent<'b, T>(parent: &'b Node<'b, T>, child: &'b Node<'b, T>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `LuTree` is never constructed [INFO] [stdout] --> src/trees/lu_tree.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct LuTree { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `add_node`, `set`, `get`, `parent`, and `children` are never used [INFO] [stdout] --> src/trees/lu_tree.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl LuTree where [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 18 | T: Clone { [INFO] [stdout] 19 | pub fn new() -> LuTree { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn add_node(&mut self, parent: Option, data: T) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn set(&mut self, node: usize, data: T) -> Result<(), ()> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn get(&self, node: usize) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn parent(&self, node: usize) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub fn children(&self, node: usize) -> Result, ()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "61bbe018aa21a49496b6404ca45f0b3bdb7139fe84f32ec3e31b6df7ae01477e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61bbe018aa21a49496b6404ca45f0b3bdb7139fe84f32ec3e31b6df7ae01477e", kill_on_drop: false }` [INFO] [stdout] 61bbe018aa21a49496b6404ca45f0b3bdb7139fe84f32ec3e31b6df7ae01477e