[INFO] updating cached repository HiruNya/Overwatch-Checklist-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HiruNya/Overwatch-Checklist-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HiruNya/Overwatch-Checklist-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/HiruNya/Overwatch-Checklist-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/HiruNya/Overwatch-Checklist-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HiruNya/Overwatch-Checklist-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HiruNya/Overwatch-Checklist-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HiruNya/Overwatch-Checklist-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c7375ac936a4cf86ac39217b28ca2c852fb689a7
[INFO] sha for GitHub repo HiruNya/Overwatch-Checklist-rs: c7375ac936a4cf86ac39217b28ca2c852fb689a7
[INFO] validating manifest of HiruNya/Overwatch-Checklist-rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of HiruNya/Overwatch-Checklist-rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing HiruNya/Overwatch-Checklist-rs
[INFO] finished frobbing HiruNya/Overwatch-Checklist-rs
[INFO] frobbed toml for HiruNya/Overwatch-Checklist-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/HiruNya/Overwatch-Checklist-rs/Cargo.toml
[INFO] started frobbing HiruNya/Overwatch-Checklist-rs
[INFO] finished frobbing HiruNya/Overwatch-Checklist-rs
[INFO] frobbed toml for HiruNya/Overwatch-Checklist-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HiruNya/Overwatch-Checklist-rs/Cargo.toml
[INFO] crate HiruNya/Overwatch-Checklist-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing HiruNya/Overwatch-Checklist-rs against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HiruNya/Overwatch-Checklist-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] edee693cc6f5382de748cfd17d58896042ee59ff285f650446d23b3513cd23cc
[INFO] running `"docker" "start" "-a" "edee693cc6f5382de748cfd17d58896042ee59ff285f650446d23b3513cd23cc"`
[INFO] [stderr]    Compiling libc v0.2.19
[INFO] [stderr]    Compiling phf_shared v0.7.20
[INFO] [stderr]    Compiling serde v0.8.21
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling adler32 v0.3.0
[INFO] [stderr]    Compiling piston-float v0.2.0
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling fixedbitset v0.1.5
[INFO] [stderr]    Compiling shader_version v0.2.1
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling phf v0.7.20
[INFO] [stderr]    Compiling nodrop v0.1.8
[INFO] [stderr]    Compiling piston-viewport v0.2.0
[INFO] [stderr]    Compiling vecmath v0.2.0
[INFO] [stderr]    Compiling gif v0.9.0
[INFO] [stderr]    Compiling deflate v0.7.1
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling gfx_core v0.5.1
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling petgraph v0.2.9
[INFO] [stderr]    Compiling arrayvec v0.3.20
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.9/src/graph.rs:421:17
[INFO] [stderr]     |
[INFO] [stderr] 421 |         assert!(Ix::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stderr]     |                 ^^^^^^^ multiple `max` found
[INFO] [stderr]     |
[INFO] [stderr] note: candidate #1 is defined in the trait `graph::IndexType`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.9/src/graph.rs:31:5
[INFO] [stderr]     |
[INFO] [stderr] 31  |     fn max() -> Self;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: to disambiguate the method call, write `graph::IndexType::max(...)` instead
[INFO] [stderr] note: candidate #2 is defined in the trait `std::cmp::Ord`
[INFO] [stderr]     = help: to disambiguate the method call, write `std::cmp::Ord::max(...)` instead
[INFO] [stderr] 
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.9/src/graph.rs:458:17
[INFO] [stderr]     |
[INFO] [stderr] 458 |         assert!(Ix::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stderr]     |                 ^^^^^^^ multiple `max` found
[INFO] [stderr]     |
[INFO] [stderr] note: candidate #1 is defined in the trait `graph::IndexType`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.2.9/src/graph.rs:31:5
[INFO] [stderr]     |
[INFO] [stderr] 31  |     fn max() -> Self;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: to disambiguate the method call, write `graph::IndexType::max(...)` instead
[INFO] [stderr] note: candidate #2 is defined in the trait `std::cmp::Ord`
[INFO] [stderr]     = help: to disambiguate the method call, write `std::cmp::Ord::max(...)` instead
[INFO] [stderr] 
[INFO] [stderr]    Compiling pistoncore-input v0.15.0
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: Could not compile `petgraph`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "edee693cc6f5382de748cfd17d58896042ee59ff285f650446d23b3513cd23cc"`
[INFO] running `"docker" "rm" "-f" "edee693cc6f5382de748cfd17d58896042ee59ff285f650446d23b3513cd23cc"`
[INFO] [stdout] edee693cc6f5382de748cfd17d58896042ee59ff285f650446d23b3513cd23cc