[INFO] fetching crate dynamic_graph 0.0.4...
[INFO] checking dynamic_graph-0.0.4 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate dynamic_graph 0.0.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate dynamic_graph 0.0.4 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 5f7230caa8ad42cd52470bad345c55ab1b851b9d68f32047dbdb2ac41dc9a2fe
[INFO] running `Command { std: "docker" "start" "-a" "5f7230caa8ad42cd52470bad345c55ab1b851b9d68f32047dbdb2ac41dc9a2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f7230caa8ad42cd52470bad345c55ab1b851b9d68f32047dbdb2ac41dc9a2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7230caa8ad42cd52470bad345c55ab1b851b9d68f32047dbdb2ac41dc9a2fe", kill_on_drop: false }`
[INFO] [stdout] 5f7230caa8ad42cd52470bad345c55ab1b851b9d68f32047dbdb2ac41dc9a2fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c75957b37713b46ddad05d80025a6d55dbf1d14d89281caf9b6b16634bfb4280
[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" "c75957b37713b46ddad05d80025a6d55dbf1d14d89281caf9b6b16634bfb4280", 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: 3 warnings emitted
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "c75957b37713b46ddad05d80025a6d55dbf1d14d89281caf9b6b16634bfb4280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75957b37713b46ddad05d80025a6d55dbf1d14d89281caf9b6b16634bfb4280", kill_on_drop: false }`
[INFO] [stdout] c75957b37713b46ddad05d80025a6d55dbf1d14d89281caf9b6b16634bfb4280
