[INFO] cloning repository https://github.com/paul-soporan/gtc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paul-soporan/gtc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaul-soporan%2Fgtc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaul-soporan%2Fgtc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12958f3ca096d0a7c65286dd64f0c7dd4c503d3b
[INFO] testing paul-soporan/gtc against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaul-soporan%2Fgtc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/paul-soporan/gtc
[INFO] finished tweaking git repo https://github.com/paul-soporan/gtc
[INFO] tweaked toml for git repo https://github.com/paul-soporan/gtc written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paul-soporan/gtc on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/paul-soporan/gtc 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba03bad79f48a54b3e208e9e75b326ee6772eacabe5d84d34688e9f253d0dd9c
[INFO] running `Command { std: "docker" "start" "-a" "ba03bad79f48a54b3e208e9e75b326ee6772eacabe5d84d34688e9f253d0dd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba03bad79f48a54b3e208e9e75b326ee6772eacabe5d84d34688e9f253d0dd9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba03bad79f48a54b3e208e9e75b326ee6772eacabe5d84d34688e9f253d0dd9c", kill_on_drop: false }`
[INFO] [stdout] ba03bad79f48a54b3e208e9e75b326ee6772eacabe5d84d34688e9f253d0dd9c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0b46a0f1b3a95eba6fd9517fe4ef3c0dfb70406ccdb351cf2e28325cd811942
[INFO] running `Command { std: "docker" "start" "-a" "e0b46a0f1b3a95eba6fd9517fe4ef3c0dfb70406ccdb351cf2e28325cd811942", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling gtc v0.1.0 (/opt/rustwide/workdir/packages/gtc)
[INFO] [stderr]    Compiling exercises v0.0.0 (/opt/rustwide/workdir/packages/exercises)
[INFO] [stdout] warning: unused import: `AdjacencyMatrix`
[INFO] [stdout]  --> packages/exercises/src/main.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     AdjacencyList, AdjacencyMatrix, DirectedGraph, FlowNetwork, GraphDefinition, LatexDisplay,
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dijkstra_example` is never used
[INFO] [stdout]  --> packages/exercises/src/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn dijkstra_example() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `warshall_closure_example` is never used
[INFO] [stdout]   --> packages/exercises/src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn warshall_closure_example() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ford_fulkerson_example` is never used
[INFO] [stdout]   --> packages/exercises/src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn ford_fulkerson_example() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kruskal_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn kruskal_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prufer_to_tree_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn prufer_to_tree_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prufer_from_tree_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn prufer_from_tree_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `coloring_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:183:4
[INFO] [stdout]     |
[INFO] [stdout] 183 | fn coloring_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "e0b46a0f1b3a95eba6fd9517fe4ef3c0dfb70406ccdb351cf2e28325cd811942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b46a0f1b3a95eba6fd9517fe4ef3c0dfb70406ccdb351cf2e28325cd811942", kill_on_drop: false }`
[INFO] [stdout] e0b46a0f1b3a95eba6fd9517fe4ef3c0dfb70406ccdb351cf2e28325cd811942
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d61f3e28aa3de0b0743c2697227f5b7bfdd6d9cb4beba6f5e6f4e08d595b3212
[INFO] running `Command { std: "docker" "start" "-a" "d61f3e28aa3de0b0743c2697227f5b7bfdd6d9cb4beba6f5e6f4e08d595b3212", kill_on_drop: false }`
[INFO] [stderr]    Compiling gtc v0.1.0 (/opt/rustwide/workdir/packages/gtc)
[INFO] [stderr]    Compiling exercises v0.0.0 (/opt/rustwide/workdir/packages/exercises)
[INFO] [stdout] warning: unused import: `AdjacencyMatrix`
[INFO] [stdout]  --> packages/exercises/src/main.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |     AdjacencyList, AdjacencyMatrix, DirectedGraph, FlowNetwork, GraphDefinition, LatexDisplay,
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dijkstra_example` is never used
[INFO] [stdout]  --> packages/exercises/src/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn dijkstra_example() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `warshall_closure_example` is never used
[INFO] [stdout]   --> packages/exercises/src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn warshall_closure_example() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ford_fulkerson_example` is never used
[INFO] [stdout]   --> packages/exercises/src/main.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn ford_fulkerson_example() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kruskal_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:128:4
[INFO] [stdout]     |
[INFO] [stdout] 128 | fn kruskal_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prufer_to_tree_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:157:4
[INFO] [stdout]     |
[INFO] [stdout] 157 | fn prufer_to_tree_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prufer_from_tree_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn prufer_from_tree_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `coloring_example` is never used
[INFO] [stdout]    --> packages/exercises/src/main.rs:183:4
[INFO] [stdout]     |
[INFO] [stdout] 183 | fn coloring_example() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "d61f3e28aa3de0b0743c2697227f5b7bfdd6d9cb4beba6f5e6f4e08d595b3212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61f3e28aa3de0b0743c2697227f5b7bfdd6d9cb4beba6f5e6f4e08d595b3212", kill_on_drop: false }`
[INFO] [stdout] d61f3e28aa3de0b0743c2697227f5b7bfdd6d9cb4beba6f5e6f4e08d595b3212
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44d0dbb3284aa9fe86f030e785edeb5a630c983816e25eaefad4f40b30cce1ce
[INFO] running `Command { std: "docker" "start" "-a" "44d0dbb3284aa9fe86f030e785edeb5a630c983816e25eaefad4f40b30cce1ce", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `AdjacencyMatrix`
[INFO] [stderr]  --> packages/exercises/src/main.rs:2:20
[INFO] [stderr]   |
[INFO] [stderr] 2 |     AdjacencyList, AdjacencyMatrix, DirectedGraph, FlowNetwork, GraphDefinition, LatexDisplay,
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `dijkstra_example` is never used
[INFO] [stderr]  --> packages/exercises/src/main.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn dijkstra_example() {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `warshall_closure_example` is never used
[INFO] [stderr]   --> packages/exercises/src/main.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn warshall_closure_example() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ford_fulkerson_example` is never used
[INFO] [stderr]   --> packages/exercises/src/main.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn ford_fulkerson_example() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `kruskal_example` is never used
[INFO] [stderr]    --> packages/exercises/src/main.rs:128:4
[INFO] [stderr]     |
[INFO] [stderr] 128 | fn kruskal_example() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `prufer_to_tree_example` is never used
[INFO] [stderr]    --> packages/exercises/src/main.rs:157:4
[INFO] [stderr]     |
[INFO] [stderr] 157 | fn prufer_to_tree_example() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `prufer_from_tree_example` is never used
[INFO] [stderr]    --> packages/exercises/src/main.rs:168:4
[INFO] [stderr]     |
[INFO] [stderr] 168 | fn prufer_from_tree_example() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `coloring_example` is never used
[INFO] [stderr]    --> packages/exercises/src/main.rs:183:4
[INFO] [stderr]     |
[INFO] [stderr] 183 | fn coloring_example() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `exercises` (bin "exercises" test) generated 8 warnings (run `cargo fix --bin "exercises" -p exercises --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/exercises-bdd663b4b02cfaa9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gtc-0ae9865d1fb0428a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gtc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44d0dbb3284aa9fe86f030e785edeb5a630c983816e25eaefad4f40b30cce1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d0dbb3284aa9fe86f030e785edeb5a630c983816e25eaefad4f40b30cce1ce", kill_on_drop: false }`
[INFO] [stdout] 44d0dbb3284aa9fe86f030e785edeb5a630c983816e25eaefad4f40b30cce1ce
