[INFO] updating cached repository Epitrochoid/quicksilver-pong
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Epitrochoid/quicksilver-pong
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Epitrochoid/quicksilver-pong" "work/ex/beta-1.38-1/sources/1.37.0/gh/Epitrochoid/quicksilver-pong"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Epitrochoid/quicksilver-pong'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Epitrochoid/quicksilver-pong" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Epitrochoid/quicksilver-pong"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Epitrochoid/quicksilver-pong'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 906ba142a323bcbf7058c52f6f6a4459b25e8177
[INFO] sha for GitHub repo Epitrochoid/quicksilver-pong: 906ba142a323bcbf7058c52f6f6a4459b25e8177
[INFO] validating manifest of Epitrochoid/quicksilver-pong 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 Epitrochoid/quicksilver-pong 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 Epitrochoid/quicksilver-pong
[INFO] finished frobbing Epitrochoid/quicksilver-pong
[INFO] frobbed toml for Epitrochoid/quicksilver-pong written to work/ex/beta-1.38-1/sources/1.37.0/gh/Epitrochoid/quicksilver-pong/Cargo.toml
[INFO] started frobbing Epitrochoid/quicksilver-pong
[INFO] finished frobbing Epitrochoid/quicksilver-pong
[INFO] frobbed toml for Epitrochoid/quicksilver-pong written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Epitrochoid/quicksilver-pong/Cargo.toml
[INFO] crate Epitrochoid/quicksilver-pong 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Epitrochoid/quicksilver-pong 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Epitrochoid/quicksilver-pong:/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] 734d2bfa214ed7508e1e492f0f68471b16c77d18f9bd3e88429c6ba8b6a0c287
[INFO] running `"docker" "start" "-a" "734d2bfa214ed7508e1e492f0f68471b16c77d18f9bd3e88429c6ba8b6a0c287"`
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.0
[INFO] [stderr]    Compiling smallvec v0.6.2
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling x11-dl v2.18.0
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling shared_library v0.1.8
[INFO] [stderr]    Compiling ogg v0.4.1
[INFO] [stderr]    Compiling inflate v0.4.2
[INFO] [stderr]    Compiling stb_truetype v0.2.2
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling rand v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling tempfile v3.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling lewton v0.5.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling approx v0.2.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling ordered-float v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling alga v0.5.4
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling cpal v0.6.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling wayland-scanner v0.20.10
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling rusttype v0.6.2
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling wayland-sys v0.20.10
[INFO] [stderr]    Compiling rodio v0.6.0
[INFO] [stderr]    Compiling nalgebra v0.14.4
[INFO] [stderr]    Compiling wayland-client v0.20.10
[INFO] [stderr]    Compiling wayland-protocols v0.20.10
[INFO] [stderr]    Compiling gilrs v0.6.0
[INFO] [stderr]    Compiling wayland-commons v0.20.10
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling glutin v0.16.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.22
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.2.3
[INFO] [stderr]    Compiling winit v0.15.1
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.14.4/src/core/cg.rs:292:44
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling ncollide2d v0.15.4
[INFO] [stderr] error[E0034]: multiple applicable items in scope
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ncollide2d-0.15.4/src/shape/shape.rs:103:14
[INFO] [stderr]     |
[INFO] [stderr] 103 |         self.type_id() == TypeId::of::<T>()
[INFO] [stderr]     |              ^^^^^^^ multiple `type_id` found
[INFO] [stderr]     |
[INFO] [stderr] note: candidate #1 is defined in the trait `shape::shape::GetTypeId`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/ncollide2d-0.15.4/src/shape/shape.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn type_id(&self) -> TypeId;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: to disambiguate the method call, write `shape::shape::GetTypeId::type_id(&self)` instead
[INFO] [stderr] note: candidate #2 is defined in the trait `std::any::Any`
[INFO] [stderr]     = help: to disambiguate the method call, write `std::any::Any::type_id(&self)` instead
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0034`.
[INFO] [stderr] error: Could not compile `ncollide2d`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "734d2bfa214ed7508e1e492f0f68471b16c77d18f9bd3e88429c6ba8b6a0c287"`
[INFO] running `"docker" "rm" "-f" "734d2bfa214ed7508e1e492f0f68471b16c77d18f9bd3e88429c6ba8b6a0c287"`
[INFO] [stdout] 734d2bfa214ed7508e1e492f0f68471b16c77d18f9bd3e88429c6ba8b6a0c287