[INFO] cloning repository https://github.com/zeon256/sc2001
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zeon256/sc2001" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeon256%2Fsc2001", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeon256%2Fsc2001'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad4954ffef01b0ddcae15379037ffe3274c6fdd1
[INFO] checking zeon256/sc2001 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeon256%2Fsc2001" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zeon256/sc2001
[INFO] finished tweaking git repo https://github.com/zeon256/sc2001
[INFO] tweaked toml for git repo https://github.com/zeon256/sc2001 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zeon256/sc2001 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zeon256/sc2001 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mimalloc v0.1.29
[INFO] [stderr]   Downloaded plotters v0.3.3
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.25
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f7210e475111b42ac482a67397b6315c0f8554fb8e7f7a5792e82e14e821558
[INFO] running `Command { std: "docker" "start" "-a" "4f7210e475111b42ac482a67397b6315c0f8554fb8e7f7a5792e82e14e821558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f7210e475111b42ac482a67397b6315c0f8554fb8e7f7a5792e82e14e821558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7210e475111b42ac482a67397b6315c0f8554fb8e7f7a5792e82e14e821558", kill_on_drop: false }`
[INFO] [stdout] 4f7210e475111b42ac482a67397b6315c0f8554fb8e7f7a5792e82e14e821558
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9a0f5e09eff586195786b9e1c4869a3dbed8b32506b205ef1eda478ad8b2b5e
[INFO] running `Command { std: "docker" "start" "-a" "c9a0f5e09eff586195786b9e1c4869a3dbed8b32506b205ef1eda478ad8b2b5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.25
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking lab3 v0.1.0 (/opt/rustwide/workdir/lab3)
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking plotters v0.3.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]     Checking mimalloc v0.1.29
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]     Checking serde v1.0.144
[INFO] [stderr]     Checking serde_json v1.0.85
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking sc2001 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking lab1 v0.1.0 (/opt/rustwide/workdir/lab1)
[INFO] [stderr]     Checking lab2 v0.1.0 (/opt/rustwide/workdir/lab2)
[INFO] [stdout] warning: unused import: `MatrixGraph`
[INFO] [stdout]  --> lab2/benches/graph_benchmark.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 |     graph::{ListGraph, MatrixGraph}, assert_graph_edge, djikstra_bheap_matrix, djikstra_array_pq_list_graph, djikstra_array_pq_matrix,
[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 imports: `heap_sort::HeapSort`, `merge_sort::MergeSort`, and `quicksort::QuickSort`
[INFO] [stdout]  --> lab1/benches/sort_benchmark.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     heap_sort::HeapSort, insertion_merge::InsertionMergeSort, merge_sort::MergeSort,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^                                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     quicksort::QuickSort,
[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 imports: `Rng` and `WyRand`
[INFO] [stdout]  --> lab2/benches/graph_benchmark.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nanorand::{Rng, WyRand};
[INFO] [stdout]   |                ^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `key_cmp`
[INFO] [stdout]    --> lab1/benches/sort_benchmark.rs:125:15
[INFO] [stdout]     |
[INFO] [stdout] 125 |     #[cfg(not(feature = "key_cmp"))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `key_cmp` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `key_cmp`
[INFO] [stdout]    --> lab1/benches/sort_benchmark.rs:136:15
[INFO] [stdout]     |
[INFO] [stdout] 136 |     #[cfg(not(feature = "key_cmp"))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `key_cmp` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `key_cmp`
[INFO] [stdout]    --> lab1/benches/sort_benchmark.rs:147:15
[INFO] [stdout]     |
[INFO] [stdout] 147 |     #[cfg(not(feature = "key_cmp"))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `key_cmp` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `key_cmp`
[INFO] [stdout]    --> lab1/benches/sort_benchmark.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |     #[cfg(not(feature = "key_cmp"))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `key_cmp` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `key_cmp`
[INFO] [stdout]    --> lab1/benches/sort_benchmark.rs:169:15
[INFO] [stdout]     |
[INFO] [stdout] 169 |     #[cfg(not(feature = "key_cmp"))]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `key_cmp` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rand_array_10mill`
[INFO] [stdout]   --> lab1/benches/sort_benchmark.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let rand_array_10mill = gen_random_array::<10_000_000, _>(424);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rand_array_10mill`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uf`
[INFO] [stdout]    --> src/union_find.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let uf = UnionFind::<QuickUnion, i32>::new(10);
[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: `uf`
[INFO] [stdout]    --> src/union_find.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let uf = UnionFind::<QuickFind, i32>::new(10);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_uf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uf`
[INFO] [stdout]    --> src/union_find.rs:170:13
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let uf = UnionFind::<WeightedQuickUnion, i32, Vec<i32>>::new(10);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_uf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uf`
[INFO] [stdout]   --> src/kruskal.rs:77:14
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let (uf, cost) = kruskal(graph).unwrap();
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_uf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uf`
[INFO] [stdout]   --> src/kruskal.rs:93:14
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let (uf, cost) = kruskal(graph).unwrap();
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_uf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.44s
[INFO] running `Command { std: "docker" "inspect" "c9a0f5e09eff586195786b9e1c4869a3dbed8b32506b205ef1eda478ad8b2b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a0f5e09eff586195786b9e1c4869a3dbed8b32506b205ef1eda478ad8b2b5e", kill_on_drop: false }`
[INFO] [stdout] c9a0f5e09eff586195786b9e1c4869a3dbed8b32506b205ef1eda478ad8b2b5e
