[INFO] crate petgraph-examples 0.1.0 is already in cache
[INFO] testing petgraph-examples-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate petgraph-examples 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate petgraph-examples 0.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate petgraph-examples 0.1.0
[INFO] finished tweaking crates.io crate petgraph-examples 0.1.0
[INFO] tweaked toml for crates.io crate petgraph-examples 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85b2ede76a7bcf853a9d6fe21773c73459ed9784f23ca00ea1a2377e8702a367
[INFO] running `Command { std: "docker" "start" "-a" "85b2ede76a7bcf853a9d6fe21773c73459ed9784f23ca00ea1a2377e8702a367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85b2ede76a7bcf853a9d6fe21773c73459ed9784f23ca00ea1a2377e8702a367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b2ede76a7bcf853a9d6fe21773c73459ed9784f23ca00ea1a2377e8702a367", kill_on_drop: false }`
[INFO] [stdout] 85b2ede76a7bcf853a9d6fe21773c73459ed9784f23ca00ea1a2377e8702a367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db3cebc5d7937c3715460ec93f3bd739007dca0c892a2c8a91d4317cf75b67e6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db3cebc5d7937c3715460ec93f3bd739007dca0c892a2c8a91d4317cf75b67e6", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling petgraph-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `cellA1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let cellA1 = g.add_node("A1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellA2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let cellA2 = g.add_node("A2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellA3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let cellA3 = g.add_node("A3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let cellB1 = g.add_node("B1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let cellB2 = g.add_node("B2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let cellB3 = g.add_node("B3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let cellC1 = g.add_node("C1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let cellC2 = g.add_node("C2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let cellC3 = g.add_node("C3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "db3cebc5d7937c3715460ec93f3bd739007dca0c892a2c8a91d4317cf75b67e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3cebc5d7937c3715460ec93f3bd739007dca0c892a2c8a91d4317cf75b67e6", kill_on_drop: false }`
[INFO] [stdout] db3cebc5d7937c3715460ec93f3bd739007dca0c892a2c8a91d4317cf75b67e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 600aa874c6b2dfd4a8a42d1c655e9d4e3b773bba2ddeb5f2ae5942ab9380dc09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "600aa874c6b2dfd4a8a42d1c655e9d4e3b773bba2ddeb5f2ae5942ab9380dc09", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling petgraph-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `cellA1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let cellA1 = g.add_node("A1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellA2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let cellA2 = g.add_node("A2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellA3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let cellA3 = g.add_node("A3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let cellB1 = g.add_node("B1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let cellB2 = g.add_node("B2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let cellB3 = g.add_node("B3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let cellC1 = g.add_node("C1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let cellC2 = g.add_node("C2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let cellC3 = g.add_node("C3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellA1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let cellA1 = g.add_node("A1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellA2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let cellA2 = g.add_node("A2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellA3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let cellA3 = g.add_node("A3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let cellB1 = g.add_node("B1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let cellB2 = g.add_node("B2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellB3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let cellB3 = g.add_node("B3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC1` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let cellC1 = g.add_node("C1".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC2` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let cellC2 = g.add_node("C2".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cellC3` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let cellC3 = g.add_node("C3".to_string());
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "600aa874c6b2dfd4a8a42d1c655e9d4e3b773bba2ddeb5f2ae5942ab9380dc09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600aa874c6b2dfd4a8a42d1c655e9d4e3b773bba2ddeb5f2ae5942ab9380dc09", kill_on_drop: false }`
[INFO] [stdout] 600aa874c6b2dfd4a8a42d1c655e9d4e3b773bba2ddeb5f2ae5942ab9380dc09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 252030167c9e56be600ac0ce7c47a594f3e0fa68134798dc8acfe6c935e43d8c
[INFO] running `Command { std: "docker" "start" "-a" "252030167c9e56be600ac0ce7c47a594f3e0fa68134798dc8acfe6c935e43d8c", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: variable `cellA1` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let cellA1 = g.add_node("A1".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellA2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let cellA2 = g.add_node("A2".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellA3` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let cellA3 = g.add_node("A3".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellB1` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let cellB1 = g.add_node("B1".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellB2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let cellB2 = g.add_node("B2".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellB3` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let cellB3 = g.add_node("B3".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellC1` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let cellC1 = g.add_node("C1".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellC2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let cellC2 = g.add_node("C2".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellC3` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let cellC3 = g.add_node("C3".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c3`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellA1` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let cellA1 = g.add_node("A1".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellA2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let cellA2 = g.add_node("A2".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellA3` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let cellA3 = g.add_node("A3".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_a3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellB1` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let cellB1 = g.add_node("B1".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellB2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let cellB2 = g.add_node("B2".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellB3` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let cellB3 = g.add_node("B3".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_b3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellC1` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let cellC1 = g.add_node("C1".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellC2` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let cellC2 = g.add_node("C2".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cellC3` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let cellC3 = g.add_node("C3".to_string());
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `cell_c3`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/petgraph_examples-8fda2149b29229d3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests petgraph-examples
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "252030167c9e56be600ac0ce7c47a594f3e0fa68134798dc8acfe6c935e43d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252030167c9e56be600ac0ce7c47a594f3e0fa68134798dc8acfe6c935e43d8c", kill_on_drop: false }`
[INFO] [stdout] 252030167c9e56be600ac0ce7c47a594f3e0fa68134798dc8acfe6c935e43d8c