[INFO] fetching crate simple_graph_algorithms 1.0.0...
[INFO] checking simple_graph_algorithms-1.0.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate simple_graph_algorithms 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate simple_graph_algorithms 1.0.0
[INFO] finished tweaking crates.io crate simple_graph_algorithms 1.0.0
[INFO] tweaked toml for crates.io crate simple_graph_algorithms 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_graph_algorithms 1.0.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 165242b1b89a27fe490d2b14488dad5cca84c39b1af008f9fc3cbeb7bd95986d
[INFO] running `Command { std: "docker" "start" "-a" "165242b1b89a27fe490d2b14488dad5cca84c39b1af008f9fc3cbeb7bd95986d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "165242b1b89a27fe490d2b14488dad5cca84c39b1af008f9fc3cbeb7bd95986d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "165242b1b89a27fe490d2b14488dad5cca84c39b1af008f9fc3cbeb7bd95986d", kill_on_drop: false }`
[INFO] [stdout] 165242b1b89a27fe490d2b14488dad5cca84c39b1af008f9fc3cbeb7bd95986d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7904a075f706eda34afb319cb610cc7b3ec6be87a418260c6adab612c2f1cf6b
[INFO] running `Command { std: "docker" "start" "-a" "7904a075f706eda34afb319cb610cc7b3ec6be87a418260c6adab612c2f1cf6b", kill_on_drop: false }`
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking simple_graph_algorithms v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking serde_json v1.0.143
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: unused imports: `algorithms::dijkstra`, `graph_1`, and `graph_2`
[INFO] [stdout]    --> src/graph.rs:478:24
[INFO] [stdout]     |
[INFO] [stdout] 478 |     use crate::{Graph, algorithms::dijkstra, graph_1, graph_2};
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graph`
[INFO] [stdout]    --> src/lib.rs:454:66
[INFO] [stdout]     |
[INFO] [stdout] 454 |         use crate::{graph_2, algorithms::dijkstra, ShortestPath, graph, ShortestPathTree};
[INFO] [stdout]     |                                                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/algorithm_benchmark.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/graph.rs:548:13
[INFO] [stdout]     |
[INFO] [stdout] 548 |         let mut graph = Graph::<String>::from(&vec);
[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: unused variable: `spt`
[INFO] [stdout]    --> src/algorithms.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let spt = dijkstra(&mut graph, &'b');
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_spt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spt`
[INFO] [stdout]    --> src/algorithms.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |         let spt = bellman_ford(&mut graph, &'b');
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_spt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.84s
[INFO] running `Command { std: "docker" "inspect" "7904a075f706eda34afb319cb610cc7b3ec6be87a418260c6adab612c2f1cf6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7904a075f706eda34afb319cb610cc7b3ec6be87a418260c6adab612c2f1cf6b", kill_on_drop: false }`
[INFO] [stdout] 7904a075f706eda34afb319cb610cc7b3ec6be87a418260c6adab612c2f1cf6b