[INFO] crate wfc 0.9.1 is already in cache
[INFO] testing wfc-0.9.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate wfc 0.9.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate wfc 0.9.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wfc 0.9.1
[INFO] finished tweaking crates.io crate wfc 0.9.1
[INFO] tweaked toml for crates.io crate wfc 0.9.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc02c246717108ff407a07ec7a72bfe990c165cd24fd18ed5ae2f352b3af55b5
[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" "dc02c246717108ff407a07ec7a72bfe990c165cd24fd18ed5ae2f352b3af55b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc02c246717108ff407a07ec7a72bfe990c165cd24fd18ed5ae2f352b3af55b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc02c246717108ff407a07ec7a72bfe990c165cd24fd18ed5ae2f352b3af55b5", kill_on_drop: false }`
[INFO] [stdout] dc02c246717108ff407a07ec7a72bfe990c165cd24fd18ed5ae2f352b3af55b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a75682dc52d9a2be3f2354586d33cb40a923d253c0802e5aadceeea85671749
[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" "5a75682dc52d9a2be3f2354586d33cb40a923d253c0802e5aadceeea85671749", kill_on_drop: false }`
[INFO] [stderr]    Compiling coord_2d v0.2.22
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling direction v0.17.10
[INFO] [stderr]    Compiling grid_2d v0.14.6
[INFO] [stderr]    Compiling wfc v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.06s
[INFO] running `Command { std: "docker" "inspect" "5a75682dc52d9a2be3f2354586d33cb40a923d253c0802e5aadceeea85671749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a75682dc52d9a2be3f2354586d33cb40a923d253c0802e5aadceeea85671749", kill_on_drop: false }`
[INFO] [stdout] 5a75682dc52d9a2be3f2354586d33cb40a923d253c0802e5aadceeea85671749
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ace1cb59cb16b653dadeeffbf732d686d838787d3a78b4b0f8e716831748845
[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" "6ace1cb59cb16b653dadeeffbf732d686d838787d3a78b4b0f8e716831748845", kill_on_drop: false }`
[INFO] [stderr]    Compiling wfc v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "6ace1cb59cb16b653dadeeffbf732d686d838787d3a78b4b0f8e716831748845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ace1cb59cb16b653dadeeffbf732d686d838787d3a78b4b0f8e716831748845", kill_on_drop: false }`
[INFO] [stdout] 6ace1cb59cb16b653dadeeffbf732d686d838787d3a78b4b0f8e716831748845
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41d32daf989404a5901b70ee504505b6fa9ab64d7ad6aae60d8e3ac43ae6131a
[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" "41d32daf989404a5901b70ee504505b6fa9ab64d7ad6aae60d8e3ac43ae6131a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wfc-058ab0392de5c31c
[INFO] [stdout] test orientation::test::checks ... ok
[INFO] [stdout] test tiled_slice::test::tiled_grid_slice_hash ... ok
[INFO] [stdout] test overlapping::test::compatibile_patterns ... ok
[INFO] [stdout] test tiled_slice::test::tiling ... ok
[INFO] [stdout] test wrap::test::wraps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wfc
[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 `Command { std: "docker" "inspect" "41d32daf989404a5901b70ee504505b6fa9ab64d7ad6aae60d8e3ac43ae6131a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d32daf989404a5901b70ee504505b6fa9ab64d7ad6aae60d8e3ac43ae6131a", kill_on_drop: false }`
[INFO] [stdout] 41d32daf989404a5901b70ee504505b6fa9ab64d7ad6aae60d8e3ac43ae6131a