[INFO] cloning repository https://github.com/Hokanosekai/rust-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hokanosekai/rust-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHokanosekai%2Frust-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHokanosekai%2Frust-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b15b89a8b6591114ecf9599cffdc553e2470800e
[INFO] checking Hokanosekai/rust-tree against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHokanosekai%2Frust-tree" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hokanosekai/rust-tree on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hokanosekai/rust-tree
[INFO] finished tweaking git repo https://github.com/Hokanosekai/rust-tree
[INFO] tweaked toml for git repo https://github.com/Hokanosekai/rust-tree written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Hokanosekai/rust-tree 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5adaeb332a4bd3bd08a5ba9a09c5890eaa2e6a3c00f5e16b127d309b945b384
[INFO] running `Command { std: "docker" "start" "-a" "b5adaeb332a4bd3bd08a5ba9a09c5890eaa2e6a3c00f5e16b127d309b945b384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5adaeb332a4bd3bd08a5ba9a09c5890eaa2e6a3c00f5e16b127d309b945b384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5adaeb332a4bd3bd08a5ba9a09c5890eaa2e6a3c00f5e16b127d309b945b384", kill_on_drop: false }`
[INFO] [stdout] b5adaeb332a4bd3bd08a5ba9a09c5890eaa2e6a3c00f5e16b127d309b945b384
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 282f2c5f038cb65c278b3661d90861c60201fc47f1b0a1b44b8d609770b53a7e
[INFO] running `Command { std: "docker" "start" "-a" "282f2c5f038cb65c278b3661d90861c60201fc47f1b0a1b44b8d609770b53a7e", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/node.rs:249:30
[INFO] [stdout]     |
[INFO] [stdout] 249 |   pub fn find_by_path(&self, path: String) -> Option<Node> {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]    --> src/node.rs:253:31
[INFO] [stdout]     |
[INFO] [stdout] 253 |   pub fn find_by_depth(&self, depth: u64) -> Option<Node> {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `node::Node` to `node::Node`
[INFO] [stdout]    --> src/node.rs:232:26
[INFO] [stdout]     |
[INFO] [stdout] 232 |         self.root = Some(Node::new_root().into());
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/node.rs:249:30
[INFO] [stdout]     |
[INFO] [stdout] 249 |   pub fn find_by_path(&self, path: String) -> Option<Node> {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]    --> src/node.rs:253:31
[INFO] [stdout]     |
[INFO] [stdout] 253 |   pub fn find_by_depth(&self, depth: u64) -> Option<Node> {
[INFO] [stdout]     |                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-tree` (bin "rust-tree") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `node::Node` to `node::Node`
[INFO] [stdout]    --> src/node.rs:232:26
[INFO] [stdout]     |
[INFO] [stdout] 232 |         self.root = Some(Node::new_root().into());
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-tree` (bin "rust-tree" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "282f2c5f038cb65c278b3661d90861c60201fc47f1b0a1b44b8d609770b53a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "282f2c5f038cb65c278b3661d90861c60201fc47f1b0a1b44b8d609770b53a7e", kill_on_drop: false }`
[INFO] [stdout] 282f2c5f038cb65c278b3661d90861c60201fc47f1b0a1b44b8d609770b53a7e