[INFO] cloning repository https://github.com/divinites/rust-network
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/divinites/rust-network" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinites%2Frust-network", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinites%2Frust-network'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f74f42c0619c622efaa2cf56016f26d681a431c
[INFO] checking divinites/rust-network against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivinites%2Frust-network" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/divinites/rust-network on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/divinites/rust-network
[INFO] finished tweaking git repo https://github.com/divinites/rust-network
[INFO] tweaked toml for git repo https://github.com/divinites/rust-network written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/divinites/rust-network already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] dd7587baf4fd7b2db4b6c7b1d2b311499e8b56d58057773986eecf8657e341d2
[INFO] running `Command { std: "docker" "start" "-a" "dd7587baf4fd7b2db4b6c7b1d2b311499e8b56d58057773986eecf8657e341d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7587baf4fd7b2db4b6c7b1d2b311499e8b56d58057773986eecf8657e341d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7587baf4fd7b2db4b6c7b1d2b311499e8b56d58057773986eecf8657e341d2", kill_on_drop: false }`
[INFO] [stdout] dd7587baf4fd7b2db4b6c7b1d2b311499e8b56d58057773986eecf8657e341d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb30692622eaa52e5bab5f866e47c4362ca617b856d1579429112c959d46aaad
[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" "cb30692622eaa52e5bab5f866e47c4362ca617b856d1579429112c959d46aaad", kill_on_drop: false }`
[INFO] [stderr]     Checking fixedbitset v0.1.1
[INFO] [stderr]     Checking petgraph v0.2.8
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.8/src/graph.rs:421:21
[INFO] [stdout]     |
[INFO] [stdout] 421 |         assert!(Ix::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                     ^^^ multiple `max` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `IndexType`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.8/src/graph.rs:31:5
[INFO] [stdout]     |
[INFO] [stdout] 31  |     fn max() -> Self;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `Ord`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 421 |         assert!(IndexType::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 421 |         assert!(Ord::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.8/src/graph.rs:421:38
[INFO] [stdout]     |
[INFO] [stdout] 374 | impl<N, E, Ty, Ix> Graph<N, E, Ty, Ix>
[INFO] [stdout]     |                -- this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 421 |         assert!(Ix::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                                      ^^ expected type parameter `Ix`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `Ix`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.8/src/graph.rs:458:21
[INFO] [stdout]     |
[INFO] [stdout] 458 |         assert!(Ix::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                     ^^^ multiple `max` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `IndexType`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.8/src/graph.rs:31:5
[INFO] [stdout]     |
[INFO] [stdout] 31  |     fn max() -> Self;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `Ord`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 458 |         assert!(IndexType::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 458 |         assert!(Ord::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.8/src/graph.rs:458:38
[INFO] [stdout]     |
[INFO] [stdout] 374 | impl<N, E, Ty, Ix> Graph<N, E, Ty, Ix>
[INFO] [stdout]     |                -- this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 458 |         assert!(Ix::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                                      ^^ expected type parameter `Ix`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `Ix`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0034, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "cb30692622eaa52e5bab5f866e47c4362ca617b856d1579429112c959d46aaad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb30692622eaa52e5bab5f866e47c4362ca617b856d1579429112c959d46aaad", kill_on_drop: false }`
[INFO] [stdout] cb30692622eaa52e5bab5f866e47c4362ca617b856d1579429112c959d46aaad