[INFO] cloning repository https://github.com/kod-kristoff/graph-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kod-kristoff/graph-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkod-kristoff%2Fgraph-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkod-kristoff%2Fgraph-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b72386e1bcede1efef281ba24d745d9330ef5214
[INFO] checking kod-kristoff/graph-rs against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkod-kristoff%2Fgraph-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kod-kristoff/graph-rs
[INFO] finished tweaking git repo https://github.com/kod-kristoff/graph-rs
[INFO] tweaked toml for git repo https://github.com/kod-kristoff/graph-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kod-kristoff/graph-rs on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kod-kristoff/graph-rs 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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest v0.23.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded rstest_macros v0.23.0
[INFO] [stderr]   Downloaded syn v2.0.87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 031e9bee79323f43ae9061a65128dc67fdeae404fdd90f9f9bb4c9173e084372
[INFO] running `Command { std: "docker" "start" "-a" "031e9bee79323f43ae9061a65128dc67fdeae404fdd90f9f9bb4c9173e084372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "031e9bee79323f43ae9061a65128dc67fdeae404fdd90f9f9bb4c9173e084372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031e9bee79323f43ae9061a65128dc67fdeae404fdd90f9f9bb4c9173e084372", kill_on_drop: false }`
[INFO] [stdout] 031e9bee79323f43ae9061a65128dc67fdeae404fdd90f9f9bb4c9173e084372
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dce82f9656491ae933a8aba2540460f56e982dc9865bc172f1d3fbe1b03d5601
[INFO] running `Command { std: "docker" "start" "-a" "dce82f9656491ae933a8aba2540460f56e982dc9865bc172f1d3fbe1b03d5601", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling hashbrown v0.15.1
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling rstest_macros v0.23.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking graph-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find type `Change` in this scope
[INFO] [stdout]  --> src/shared/diffs.rs:1:77
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn hdiff<A, B, CA, CB>(xs: &[A], ys: &[B], a_cmp: CA, b_cmp: CB) -> Vec<Change<A, B>>
[INFO] [stdout]   |                                                                             ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]    --> src/shared.rs:163:33
[INFO] [stdout]     |
[INFO] [stdout] 163 | use std::{collections::HashSet, hash::Hash};
[INFO] [stdout]     |                                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `next`
[INFO] [stdout]   --> src/shared/diffs.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Iterator for AllChars {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `next` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn next(&mut self) -> Option<<Self as Iterator>::Item> { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:942:9
[INFO] [stdout]     |
[INFO] [stdout] 942 |     let mut uf = union_find::PolyUnionFind::new(Box::new(|u: &String| u.clone()));
[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: unused variable: `uf`
[INFO] [stdout]    --> src/graph.rs:942:9
[INFO] [stdout]     |
[INFO] [stdout] 942 |     let mut uf = union_find::PolyUnionFind::new(Box::new(|u: &String| u.clone()));
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_uf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chars`
[INFO] [stdout]    --> src/graph.rs:944:9
[INFO] [stdout]     |
[INFO] [stdout] 944 |     let chars = map_sides(&g.st, |tokens, _side| {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_chars`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graph-rs` (lib) due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dce82f9656491ae933a8aba2540460f56e982dc9865bc172f1d3fbe1b03d5601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce82f9656491ae933a8aba2540460f56e982dc9865bc172f1d3fbe1b03d5601", kill_on_drop: false }`
[INFO] [stdout] dce82f9656491ae933a8aba2540460f56e982dc9865bc172f1d3fbe1b03d5601
