[INFO] cloning repository https://github.com/Esu0/rust-workspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Esu0/rust-workspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Frust-workspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Frust-workspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06a86d9f13a738a01a2ffd2e665f5d9aae3d3459
[INFO] building Esu0/rust-workspace against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Frust-workspace" "/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/Esu0/rust-workspace on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Esu0/rust-workspace
[INFO] finished tweaking git repo https://github.com/Esu0/rust-workspace
[INFO] tweaked toml for git repo https://github.com/Esu0/rust-workspace written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Esu0/rust-workspace 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proconio v0.4.5
[INFO] [stderr]   Downloaded clap_builder v4.5.7
[INFO] [stderr]   Downloaded proconio v0.5.0
[INFO] [stderr]   Downloaded clap v4.5.7
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 034630f45c96c6b83421aac5cbbec1e7028a2910b401a5359fdf58a1f1ad0edd
[INFO] running `Command { std: "docker" "start" "-a" "034630f45c96c6b83421aac5cbbec1e7028a2910b401a5359fdf58a1f1ad0edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "034630f45c96c6b83421aac5cbbec1e7028a2910b401a5359fdf58a1f1ad0edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034630f45c96c6b83421aac5cbbec1e7028a2910b401a5359fdf58a1f1ad0edd", kill_on_drop: false }`
[INFO] [stdout] 034630f45c96c6b83421aac5cbbec1e7028a2910b401a5359fdf58a1f1ad0edd
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a871e876284ac1d08d67f4825174f3f1c55624419fd341594ea7e3f2465bb415
[INFO] running `Command { std: "docker" "start" "-a" "a871e876284ac1d08d67f4825174f3f1c55624419fd341594ea7e3f2465bb415", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling proconio v0.4.5
[INFO] [stderr]    Compiling proconio v0.5.0
[INFO] [stderr]    Compiling opt-div v0.1.0 (/opt/rustwide/workdir/opt-div)
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/rustwide/workdir/tree)
[INFO] [stderr]    Compiling borrow-stack-ex v0.1.0 (/opt/rustwide/workdir/borrow-stack-ex)
[INFO] [stderr]    Compiling fake-static v0.1.0 (/opt/rustwide/workdir/fake-static)
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> fake-static/src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stdout]   |                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> fake-static/src/main.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stdout]   |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime may not live long enough
[INFO] [stdout]  --> fake-static/src/main.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn g<'a, 'b, T, U>(x: &'a T, y: &'b U) -> &'a U {
[INFO] [stdout]   |      --  -- lifetime `'b` defined here
[INFO] [stdout]   |      |
[INFO] [stdout]   |      lifetime `'a` defined here
[INFO] [stdout] 6 |     let f: fn(&'static &'static (), &'a T, &'b U) -> &'a U = h;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type annotation requires that `'b` must outlive `'a`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding the following bound: `'b: 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> fake-static/src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let b = fake_static(&a);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fake-static` (bin "fake-static") due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `SearchTree` is never constructed
[INFO] [stdout]  --> tree/src/tree.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SearchTree<T> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> tree/src/tree.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T> SearchTree<T> {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub const fn new() -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find` and `insert` are never used
[INFO] [stdout]   --> tree/src/tree.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T: Ord> SearchTree<T> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] 19 |     pub fn find<Q>(&self, key: &Q) -> Option<(NodeRef<T>, cmp::Ordering)>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn insert(&mut self, val: T) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root` is never read
[INFO] [stdout]  --> tree/src/tree/link_cut.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct LinkCutTree<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     root: Option<NodeRef<T>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expose` is never used
[INFO] [stdout]   --> tree/src/tree/link_cut.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<T> LinkCutTree<T> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn expose(&mut self, mut node: NodeRef<T>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a871e876284ac1d08d67f4825174f3f1c55624419fd341594ea7e3f2465bb415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a871e876284ac1d08d67f4825174f3f1c55624419fd341594ea7e3f2465bb415", kill_on_drop: false }`
[INFO] [stdout] a871e876284ac1d08d67f4825174f3f1c55624419fd341594ea7e3f2465bb415
