[INFO] fetching crate dynamic_graph 0.0.4...
[INFO] checking dynamic_graph-0.0.4 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate dynamic_graph 0.0.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dynamic_graph 0.0.4 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dynamic_graph 0.0.4
[INFO] finished tweaking crates.io crate dynamic_graph 0.0.4
[INFO] tweaked toml for crates.io crate dynamic_graph 0.0.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 232b5ee06b01b7056beac08355fdf022702623d2da8c8abf97ea6c75e021c5a4
[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" "232b5ee06b01b7056beac08355fdf022702623d2da8c8abf97ea6c75e021c5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "232b5ee06b01b7056beac08355fdf022702623d2da8c8abf97ea6c75e021c5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232b5ee06b01b7056beac08355fdf022702623d2da8c8abf97ea6c75e021c5a4", kill_on_drop: false }`
[INFO] [stdout] 232b5ee06b01b7056beac08355fdf022702623d2da8c8abf97ea6c75e021c5a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24c1730c12cbfc58463ebf30239f4feaf3309976d200e7de105f453aac44b639
[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" "24c1730c12cbfc58463ebf30239f4feaf3309976d200e7de105f453aac44b639", kill_on_drop: false }`
[INFO] [stderr]     Checking generativity v1.0.0
[INFO] [stderr]     Checking dynamic_graph v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_mut`
[INFO] [stdout]   --> src/graph_raw.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub(crate) fn get_mut<'id>(&mut self, item : GraphPtr<'id, NodeType>) -> &mut N
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_edge_mut`
[INFO] [stdout]    --> src/graph_raw.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub(crate) fn get_edge_mut<'id>(&mut self, src : GraphPtr<'id, NamedNode<N, E>>, dst : GraphPtr<'id, NamedNode<N, E>>)
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_edge_mut`
[INFO] [stdout]    --> src/lib.rs:399:8
[INFO] [stdout]     |
[INFO] [stdout] 399 |     fn get_edge_mut(&mut self, dst : GraphPtr<'id, NamedNode<N, E>>) -> Option<Edge<&'_ mut N, &'_ mut E>>
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mut`
[INFO] [stdout]   --> src/graph_raw.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub(crate) fn get_mut<'id>(&mut self, item : GraphPtr<'id, NodeType>) -> &mut N
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_edge_mut`
[INFO] [stdout]    --> src/graph_raw.rs:215:19
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub(crate) fn get_edge_mut<'id>(&mut self, src : GraphPtr<'id, NamedNode<N, E>>, dst : GraphPtr<'id, NamedNode<N, E>>)
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_edge_mut`
[INFO] [stdout]    --> src/lib.rs:399:8
[INFO] [stdout]     |
[INFO] [stdout] 399 |     fn get_edge_mut(&mut self, dst : GraphPtr<'id, NamedNode<N, E>>) -> Option<Edge<&'_ mut N, &'_ mut E>>
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "24c1730c12cbfc58463ebf30239f4feaf3309976d200e7de105f453aac44b639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24c1730c12cbfc58463ebf30239f4feaf3309976d200e7de105f453aac44b639", kill_on_drop: false }`
[INFO] [stdout] 24c1730c12cbfc58463ebf30239f4feaf3309976d200e7de105f453aac44b639