[INFO] cloning repository https://github.com/Diegovsky/grafos-2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Diegovsky/grafos-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fgrafos-2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fgrafos-2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 677cac2117c793f7357a7645df1047f698bebaee
[INFO] checking Diegovsky/grafos-2023 against try#a3dffdb3a32d0dedc198f9de7d43173f3eb6727b for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fgrafos-2023" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Diegovsky/grafos-2023 on toolchain a3dffdb3a32d0dedc198f9de7d43173f3eb6727b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Diegovsky/grafos-2023
[INFO] finished tweaking git repo https://github.com/Diegovsky/grafos-2023
[INFO] tweaked toml for git repo https://github.com/Diegovsky/grafos-2023 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Diegovsky/grafos-2023 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" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9ffaf5c9273b63c8314e0eb541a47a386f6eb9682824ce3edbad9485b26d04d
[INFO] running `Command { std: "docker" "start" "-a" "c9ffaf5c9273b63c8314e0eb541a47a386f6eb9682824ce3edbad9485b26d04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9ffaf5c9273b63c8314e0eb541a47a386f6eb9682824ce3edbad9485b26d04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ffaf5c9273b63c8314e0eb541a47a386f6eb9682824ce3edbad9485b26d04d", kill_on_drop: false }`
[INFO] [stdout] c9ffaf5c9273b63c8314e0eb541a47a386f6eb9682824ce3edbad9485b26d04d
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8778ccea13133de60d4a60d10b5f21b10029d3e5c1319c7009667949d4dc5c14
[INFO] running `Command { std: "docker" "start" "-a" "8778ccea13133de60d4a60d10b5f21b10029d3e5c1319c7009667949d4dc5c14", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking clap_builder v4.4.4
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking clap v4.4.4
[INFO] [stderr]     Checking rust-graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `path::Path`
[INFO] [stdout]  --> src/main.rs:2:64
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fmt::Display, io::{Write, Read, BufReader, BufRead}, path::Path, process::Stdio};
[INFO] [stdout]   |                                                                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/graph.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet, BTreeMap}, fmt::Display, rc::Rc};
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `links`
[INFO] [stdout]   --> src/main.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 | macro_rules! links {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path::Path`
[INFO] [stdout]  --> src/main.rs:2:64
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fmt::Display, io::{Write, Read, BufReader, BufRead}, path::Path, process::Stdio};
[INFO] [stdout]   |                                                                ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> src/graph.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, HashSet, BTreeMap}, fmt::Display, rc::Rc};
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `links`
[INFO] [stdout]   --> src/main.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 | macro_rules! links {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for array `[Option<&mut Node<T>>; 2]` in the current scope
[INFO] [stdout]    --> src/graph.rs:111:64
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let [from, to] = self.nodes.get_many_mut([&from, &to]).unwrap();
[INFO] [stdout]     |                                                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `swap` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/slice/mod.rs:919:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for array `[Option<&mut Node<T>>; 2]` in the current scope
[INFO] [stdout]    --> src/graph.rs:111:64
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let [from, to] = self.nodes.get_many_mut([&from, &to]).unwrap();
[INFO] [stdout]     |                                                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `swap` with a similar name, but with different arguments
[INFO] [stdout]    --> /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/slice/mod.rs:919:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:123:56
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn _walk(&self, id: NodeId, visited: &mut NodeSet, mut f: &mut impl FnMut(&Node<T>)) {
[INFO] [stdout]     |                                                        ----^
[INFO] [stdout]     |                                                        |
[INFO] [stdout]     |                                                        help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:123:56
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn _walk(&self, id: NodeId, visited: &mut NodeSet, mut f: &mut impl FnMut(&Node<T>)) {
[INFO] [stdout]     |                                                        ----^
[INFO] [stdout]     |                                                        |
[INFO] [stdout]     |                                                        help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-graph` (bin "rust-graph") due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-graph` (bin "rust-graph" test) due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8778ccea13133de60d4a60d10b5f21b10029d3e5c1319c7009667949d4dc5c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8778ccea13133de60d4a60d10b5f21b10029d3e5c1319c7009667949d4dc5c14", kill_on_drop: false }`
[INFO] [stdout] 8778ccea13133de60d4a60d10b5f21b10029d3e5c1319c7009667949d4dc5c14
