[INFO] updating cached repository zmoshansky/rage
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zmoshansky/rage
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zmoshansky/rage" "work/ex/beta-1.38-1/sources/1.37.0/gh/zmoshansky/rage"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zmoshansky/rage'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zmoshansky/rage" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zmoshansky/rage"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zmoshansky/rage'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56694830dde2711de960b469a0be4ec30ee02894
[INFO] sha for GitHub repo zmoshansky/rage: 56694830dde2711de960b469a0be4ec30ee02894
[INFO] validating manifest of zmoshansky/rage on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zmoshansky/rage on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zmoshansky/rage
[INFO] finished frobbing zmoshansky/rage
[INFO] frobbed toml for zmoshansky/rage written to work/ex/beta-1.38-1/sources/1.37.0/gh/zmoshansky/rage/Cargo.toml
[INFO] started frobbing zmoshansky/rage
[INFO] finished frobbing zmoshansky/rage
[INFO] frobbed toml for zmoshansky/rage written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zmoshansky/rage/Cargo.toml
[INFO] crate zmoshansky/rage already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zmoshansky/rage/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zmoshansky/rage against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zmoshansky/rage:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9a92aa8d04cfe9408cae7b1d2d897902693ee692dfb51bc644399f94117d79db
[INFO] running `"docker" "start" "-a" "9a92aa8d04cfe9408cae7b1d2d897902693ee692dfb51bc644399f94117d79db"`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling piston-float v0.2.0
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling lzw v0.9.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling sdl2-sys v0.8.1
[INFO] [stderr]    Compiling shader_version v0.2.2
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling interpolation v0.1.0
[INFO] [stderr]    Compiling read_color v0.1.0
[INFO] [stderr]    Compiling piston-texture v0.4.0
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.2.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling xml-rs v0.2.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling piston-viewport v0.2.0
[INFO] [stderr]    Compiling vecmath v0.2.0
[INFO] [stderr]    Compiling draw_state v0.4.0
[INFO] [stderr]    Compiling gif v0.7.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling gif v0.8.0
[INFO] [stderr]    Compiling petgraph v0.1.18
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.1.18/src/graph.rs:404:17
[INFO] [stderr]     |
[INFO] [stderr] 404 |         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-0.1.18/src/graph.rs:28:5
[INFO] [stderr]     |
[INFO] [stderr] 28  |     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-0.1.18/src/graph.rs:438:17
[INFO] [stderr]     |
[INFO] [stderr] 438 |         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-0.1.18/src/graph.rs:28:5
[INFO] [stderr]     |
[INFO] [stderr] 28  |     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: 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" "9a92aa8d04cfe9408cae7b1d2d897902693ee692dfb51bc644399f94117d79db"`
[INFO] running `"docker" "rm" "-f" "9a92aa8d04cfe9408cae7b1d2d897902693ee692dfb51bc644399f94117d79db"`
[INFO] [stdout] 9a92aa8d04cfe9408cae7b1d2d897902693ee692dfb51bc644399f94117d79db