[INFO] updating cached repository anmej/piston-falling-sand-prototype
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anmej/piston-falling-sand-prototype
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anmej/piston-falling-sand-prototype" "work/ex/beta-1.37-6/sources/1.36.0/gh/anmej/piston-falling-sand-prototype"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/anmej/piston-falling-sand-prototype'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anmej/piston-falling-sand-prototype" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anmej/piston-falling-sand-prototype"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anmej/piston-falling-sand-prototype'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ebc31d2bae842874c9a2c558ddffbb65063e8d6a
[INFO] sha for GitHub repo anmej/piston-falling-sand-prototype: ebc31d2bae842874c9a2c558ddffbb65063e8d6a
[INFO] validating manifest of anmej/piston-falling-sand-prototype 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 anmej/piston-falling-sand-prototype 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 anmej/piston-falling-sand-prototype
[INFO] finished frobbing anmej/piston-falling-sand-prototype
[INFO] frobbed toml for anmej/piston-falling-sand-prototype written to work/ex/beta-1.37-6/sources/1.36.0/gh/anmej/piston-falling-sand-prototype/Cargo.toml
[INFO] started frobbing anmej/piston-falling-sand-prototype
[INFO] finished frobbing anmej/piston-falling-sand-prototype
[INFO] frobbed toml for anmej/piston-falling-sand-prototype written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/anmej/piston-falling-sand-prototype/Cargo.toml
[INFO] crate anmej/piston-falling-sand-prototype 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing anmej/piston-falling-sand-prototype against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/anmej/piston-falling-sand-prototype:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 11516457c682507f8c8a5376c1eeb35e54c3d8724637ee3c6311a01141aca102
[INFO] running `"docker" "start" "-a" "11516457c682507f8c8a5376c1eeb35e54c3d8724637ee3c6311a01141aca102"`
[INFO] [stderr]    Compiling num_cpus v1.5.1
[INFO] [stderr]    Compiling stb_truetype v0.2.1
[INFO] [stderr]    Compiling num-rational v0.1.38
[INFO] [stderr]    Compiling pistoncore-input v0.18.0
[INFO] [stderr]    Compiling gl v0.6.2
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling wayland-kbd v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rusttype v0.2.1
[INFO] [stderr]    Compiling winit v0.6.4
[INFO] [stderr]    Compiling pistoncore-window v0.27.0
[INFO] [stderr]    Compiling rayon v0.8.1
[INFO] [stderr]    Compiling pistoncore-event_loop v0.32.0
[INFO] [stderr]    Compiling piston v0.32.0
[INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stderr]    |
[INFO] [stderr] 81 |             match node.force() {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding an explicit lifetime bound for `K`
[INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9...
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 | /         fn clone_subtree<K: Clone, V: Clone>(
[INFO] [stderr] 78 | |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stderr] 79 | |                 -> BTreeMap<K, V> {
[INFO] [stderr] 80 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 136| |             }
[INFO] [stderr] 137| |         }
[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] 
[INFO] [stderr] warning[E0311]: the parameter type `V` may not live long enough
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:81:19
[INFO] [stderr]    |
[INFO] [stderr] 81 |             match node.force() {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding an explicit lifetime bound for `V`
[INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9...
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.1/src/support/bst/map.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 | /         fn clone_subtree<K: Clone, V: Clone>(
[INFO] [stderr] 78 | |                 node: node::NodeRef<marker::Immut, K, V, marker::LeafOrInternal>)
[INFO] [stderr] 79 | |                 -> BTreeMap<K, V> {
[INFO] [stderr] 80 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 136| |             }
[INFO] [stderr] 137| |         }
[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] 
[INFO] [stderr]    Compiling glutin v0.8.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.37.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.24.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.40.0
[INFO] [stderr]    Compiling piston_window v0.66.0
[INFO] [stderr]    Compiling falling_sand v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.74s
[INFO] running `"docker" "inspect" "11516457c682507f8c8a5376c1eeb35e54c3d8724637ee3c6311a01141aca102"`
[INFO] running `"docker" "rm" "-f" "11516457c682507f8c8a5376c1eeb35e54c3d8724637ee3c6311a01141aca102"`
[INFO] [stdout] 11516457c682507f8c8a5376c1eeb35e54c3d8724637ee3c6311a01141aca102
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/anmej/piston-falling-sand-prototype:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d1309157f6b18ede3e4c5f659ce7b5dd2c0fc125a79f182929927ad751a8376d
[INFO] running `"docker" "start" "-a" "d1309157f6b18ede3e4c5f659ce7b5dd2c0fc125a79f182929927ad751a8376d"`
[INFO] [stderr]    Compiling falling_sand v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "d1309157f6b18ede3e4c5f659ce7b5dd2c0fc125a79f182929927ad751a8376d"`
[INFO] running `"docker" "rm" "-f" "d1309157f6b18ede3e4c5f659ce7b5dd2c0fc125a79f182929927ad751a8376d"`
[INFO] [stdout] d1309157f6b18ede3e4c5f659ce7b5dd2c0fc125a79f182929927ad751a8376d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/anmej/piston-falling-sand-prototype:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 500cc4ba3c8da7f13ab6442f5d1ed0bc6e0bc338765ea362cc910fe94dd7592e
[INFO] running `"docker" "start" "-a" "500cc4ba3c8da7f13ab6442f5d1ed0bc6e0bc338765ea362cc910fe94dd7592e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/falling_sand-ff41266d84ad773d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "500cc4ba3c8da7f13ab6442f5d1ed0bc6e0bc338765ea362cc910fe94dd7592e"`
[INFO] running `"docker" "rm" "-f" "500cc4ba3c8da7f13ab6442f5d1ed0bc6e0bc338765ea362cc910fe94dd7592e"`
[INFO] [stdout] 500cc4ba3c8da7f13ab6442f5d1ed0bc6e0bc338765ea362cc910fe94dd7592e