[INFO] fetching crate graph-algorithms 0.1.3...
[INFO] testing graph-algorithms-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate graph-algorithms 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate graph-algorithms 0.1.3
[INFO] finished tweaking crates.io crate graph-algorithms 0.1.3
[INFO] tweaked toml for crates.io crate graph-algorithms 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate graph-algorithms 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate graph-algorithms 0.1.3 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5bbc76108c7a7a9cb6726af17839aab209b4a20590243274b852c832d8a4cce
[INFO] running `Command { std: "docker" "start" "-a" "b5bbc76108c7a7a9cb6726af17839aab209b4a20590243274b852c832d8a4cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5bbc76108c7a7a9cb6726af17839aab209b4a20590243274b852c832d8a4cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5bbc76108c7a7a9cb6726af17839aab209b4a20590243274b852c832d8a4cce", kill_on_drop: false }`
[INFO] [stdout] b5bbc76108c7a7a9cb6726af17839aab209b4a20590243274b852c832d8a4cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a55bb8ef7e70270b18da36fadb701780aea1130f7de57088ce354639363a1595
[INFO] running `Command { std: "docker" "start" "-a" "a55bb8ef7e70270b18da36fadb701780aea1130f7de57088ce354639363a1595", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph-algorithms v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/list_of_algorithms/bellmanford.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vertices` is never read
[INFO] [stdout]   --> src/list_of_algorithms/dfs.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub struct Graph {
[INFO] [stdout]    |                ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |         pub vertices: usize,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vertices` is never read
[INFO] [stdout]   --> src/list_of_algorithms/bfs.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub struct Graph {
[INFO] [stdout]    |                ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |         pub vertices: usize,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "a55bb8ef7e70270b18da36fadb701780aea1130f7de57088ce354639363a1595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a55bb8ef7e70270b18da36fadb701780aea1130f7de57088ce354639363a1595", kill_on_drop: false }`
[INFO] [stdout] a55bb8ef7e70270b18da36fadb701780aea1130f7de57088ce354639363a1595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 758c34cc3abf60ef39959adc8870d75015d7134786a87b548a09aa6bf064f052
[INFO] running `Command { std: "docker" "start" "-a" "758c34cc3abf60ef39959adc8870d75015d7134786a87b548a09aa6bf064f052", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph-algorithms v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/list_of_algorithms/bellmanford.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vertices` is never read
[INFO] [stdout]   --> src/list_of_algorithms/dfs.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub struct Graph {
[INFO] [stdout]    |                ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |         pub vertices: usize,
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "758c34cc3abf60ef39959adc8870d75015d7134786a87b548a09aa6bf064f052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758c34cc3abf60ef39959adc8870d75015d7134786a87b548a09aa6bf064f052", kill_on_drop: false }`
[INFO] [stdout] 758c34cc3abf60ef39959adc8870d75015d7134786a87b548a09aa6bf064f052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02f0fa56a3aba6a7dd3b5501b3798a240c3feb26374f50f0ccf7da615029bc14
[INFO] running `Command { std: "docker" "start" "-a" "02f0fa56a3aba6a7dd3b5501b3798a240c3feb26374f50f0ccf7da615029bc14", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Node` is never constructed
[INFO] [stderr]  --> src/list_of_algorithms/bellmanford.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     struct Node {
[INFO] [stderr]   |            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `vertices` is never read
[INFO] [stderr]   --> src/list_of_algorithms/dfs.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub struct Graph {
[INFO] [stderr]    |                ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |         pub vertices: usize,
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `graph-algorithms` (bin "graph-algorithms" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/graph_algorithms-873adce43df0573b)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test list_of_algorithms::bellmanford::tests::test_bellman_ford ... ok
[INFO] [stdout] test list_of_algorithms::bellmanford::tests::test_bellman_ford_edge ... ok
[INFO] [stdout] test list_of_algorithms::bfs::tests::test_add_edge ... ok
[INFO] [stdout] test list_of_algorithms::bfs::tests::test_new_graph ... ok
[INFO] [stdout] test list_of_algorithms::dfs::tests::test_dfs ... ok
[INFO] [stdout] test list_of_algorithms::dfs::tests::test_dfs1 ... ok
[INFO] [stdout] test list_of_algorithms::dijkstras::tests::test_dijkstra ... ok
[INFO] [stdout] test list_of_algorithms::dijkstras::tests::test_single_vertex ... ok
[INFO] [stdout] test list_of_algorithms::kosaraju::tests::test_kosaraju_algorithm2 ... ok
[INFO] [stdout] test list_of_algorithms::kosaraju::tests::test_kosaraju_algorithm1 ... ok
[INFO] [stdout] test list_of_algorithms::kosaraju::tests::test_kosaraju_algorithm3 ... ok
[INFO] [stdout] test list_of_algorithms::dijkstras::tests::test_disconnected_graph ... ok
[INFO] [stdout] test list_of_algorithms::bfs::tests::test_bfs ... ok
[INFO] [stdout] test list_of_algorithms::bellmanford::tests::test_negative_cycle - should panic ... ok
[INFO] [stdout] test list_of_algorithms::dijkstras::tests::test_empty_graph - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02f0fa56a3aba6a7dd3b5501b3798a240c3feb26374f50f0ccf7da615029bc14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f0fa56a3aba6a7dd3b5501b3798a240c3feb26374f50f0ccf7da615029bc14", kill_on_drop: false }`
[INFO] [stdout] 02f0fa56a3aba6a7dd3b5501b3798a240c3feb26374f50f0ccf7da615029bc14
