[INFO] cloning repository https://github.com/BrMallet/Ising-2D
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrMallet/Ising-2D" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrMallet%2FIsing-2D", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrMallet%2FIsing-2D'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e04937eac00b1828a24ee0a39e24767e1b318ed0
[INFO] documenting BrMallet/Ising-2D against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrMallet%2FIsing-2D" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrMallet/Ising-2D on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BrMallet/Ising-2D
[INFO] finished tweaking git repo https://github.com/BrMallet/Ising-2D
[INFO] tweaked toml for git repo https://github.com/BrMallet/Ising-2D written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/BrMallet/Ising-2D already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b6aec2d50aab51d4d2dc7a5907a5ad3b1ba80ddf52b38adca80813ffa0ced8d
[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" "4b6aec2d50aab51d4d2dc7a5907a5ad3b1ba80ddf52b38adca80813ffa0ced8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b6aec2d50aab51d4d2dc7a5907a5ad3b1ba80ddf52b38adca80813ffa0ced8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6aec2d50aab51d4d2dc7a5907a5ad3b1ba80ddf52b38adca80813ffa0ced8d", kill_on_drop: false }`
[INFO] [stdout] 4b6aec2d50aab51d4d2dc7a5907a5ad3b1ba80ddf52b38adca80813ffa0ced8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e662042b02fe44718944bd7d92aa16a7c806679bf79d9ce8cd732fa97dfacb8
[INFO] running `Command { std: "docker" "start" "-a" "6e662042b02fe44718944bd7d92aa16a7c806679bf79d9ce8cd732fa97dfacb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking piston2d-graphics v0.36.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.4
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking pistoncore-window v0.46.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.51.0
[INFO] [stderr]     Checking piston v0.51.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.8
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking glutin v0.21.2
[INFO] [stderr]     Checking pistoncore-glutin_window v0.65.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.72.0
[INFO] [stderr]  Documenting ising v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.34s
[INFO] running `Command { std: "docker" "inspect" "6e662042b02fe44718944bd7d92aa16a7c806679bf79d9ce8cd732fa97dfacb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e662042b02fe44718944bd7d92aa16a7c806679bf79d9ce8cd732fa97dfacb8", kill_on_drop: false }`
[INFO] [stdout] 6e662042b02fe44718944bd7d92aa16a7c806679bf79d9ce8cd732fa97dfacb8