[INFO] cloning repository https://github.com/delehef/terrier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/delehef/terrier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdelehef%2Fterrier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdelehef%2Fterrier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cad623cf9475973be1e9f6c8d417db6e6c0a4541
[INFO] checking delehef/terrier against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdelehef%2Fterrier" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/delehef/terrier
[INFO] finished tweaking git repo https://github.com/delehef/terrier
[INFO] tweaked toml for git repo https://github.com/delehef/terrier written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/delehef/terrier on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/delehef/terrier 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b
[INFO] running `Command { std: "docker" "start" "aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking terrier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `JoinSet`
[INFO] [stdout]   --> src/indexing.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |     task::{JoinHandle, JoinSet},
[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: `JoinSet`
[INFO] [stdout]   --> src/indexing.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 |     task::{JoinHandle, JoinSet},
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut indexer = Index::new(&root, args.clutter.into_iter().collect(), &args.ra_bin).await?;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NavigationStack` is more private than the item `Ui::function_loop`
[INFO] [stdout]    --> src/ui/mod.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     pub async fn function_loop(
[INFO] [stdout] 117 | |         &mut self,
[INFO] [stdout] 118 | |         mut navigation_stack: NavigationStack,
[INFO] [stdout] 119 | |     ) -> anyhow::Result<()> {
[INFO] [stdout]     | |___________________________^ method `Ui::function_loop` is reachable at visibility `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `NavigationStack` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/ui/mod.rs:306:1
[INFO] [stdout]     |
[INFO] [stdout] 306 | struct NavigationStack(Vec<FunctionId>);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pretty` is never used
[INFO] [stdout]   --> src/indexing.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl CallSite {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 46 |     pub fn pretty<P: AsRef<Path>>(&self, root: P) -> String {
[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 function `new` is never used
[INFO] [stdout]   --> src/ui/debruijn.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl DeBruijner {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 17 |     fn new(letters: String) -> anyhow::Result<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut indexer = Index::new(&root, args.clutter.into_iter().collect(), &args.ra_bin).await?;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `NavigationStack` is more private than the item `Ui::function_loop`
[INFO] [stdout]    --> src/ui/mod.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     pub async fn function_loop(
[INFO] [stdout] 117 | |         &mut self,
[INFO] [stdout] 118 | |         mut navigation_stack: NavigationStack,
[INFO] [stdout] 119 | |     ) -> anyhow::Result<()> {
[INFO] [stdout]     | |___________________________^ method `Ui::function_loop` is reachable at visibility `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `NavigationStack` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/ui/mod.rs:306:1
[INFO] [stdout]     |
[INFO] [stdout] 306 | struct NavigationStack(Vec<FunctionId>);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pretty` is never used
[INFO] [stdout]   --> src/indexing.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl CallSite {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 46 |     pub fn pretty<P: AsRef<Path>>(&self, root: P) -> String {
[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 function `new` is never used
[INFO] [stdout]   --> src/ui/debruijn.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl DeBruijner {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 17 |     fn new(letters: String) -> anyhow::Result<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `opener`
[INFO] [stderr]   --> Cargo.toml:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | opener = "0.8.2"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `opener`
[INFO] [stderr] warning: unused dependency `regex-lite`
[INFO] [stderr]   --> Cargo.toml:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | regex-lite = "0.1.6"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `regex-lite`
[INFO] [stderr] warning: `terrier` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.30.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b", kill_on_drop: false }`
[INFO] [stdout] aa1edba665723ccb4fd0a34e68a0f8e3b7e71eeb65385208f4edd6385391e73b
