[INFO] cloning repository https://github.com/CheshireSwift/witch-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CheshireSwift/witch-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCheshireSwift%2Fwitch-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCheshireSwift%2Fwitch-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 160d3905ce8340290c246ba1b88515edf4356427
[INFO] documenting CheshireSwift/witch-sim against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCheshireSwift%2Fwitch-sim" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CheshireSwift/witch-sim on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CheshireSwift/witch-sim
[INFO] finished tweaking git repo https://github.com/CheshireSwift/witch-sim
[INFO] tweaked toml for git repo https://github.com/CheshireSwift/witch-sim written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/CheshireSwift/witch-sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rltk v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef0700df529a78e1408cf7e29cbbdfdfa921f16e995fbb9e90d2e4f1090f4214
[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" "ef0700df529a78e1408cf7e29cbbdfdfa921f16e995fbb9e90d2e4f1090f4214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0700df529a78e1408cf7e29cbbdfdfa921f16e995fbb9e90d2e4f1090f4214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0700df529a78e1408cf7e29cbbdfdfa921f16e995fbb9e90d2e4f1090f4214", kill_on_drop: false }`
[INFO] [stdout] ef0700df529a78e1408cf7e29cbbdfdfa921f16e995fbb9e90d2e4f1090f4214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1bdc25a5233c416150e0e5442ee92748c09c6fca3483b31ef0b0bbbd534a12e
[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" "a1bdc25a5233c416150e0e5442ee92748c09c6fca3483b31ef0b0bbbd534a12e", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]    Compiling wide v0.4.3
[INFO] [stderr]     Checking bytemuck v1.1.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling specs-derive v0.4.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]    Compiling glow v0.3.0-alpha4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking image v0.22.4
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking ultraviolet v0.4.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]     Checking winit v0.20.0
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking shred v0.9.4
[INFO] [stderr]     Checking glutin v0.22.0
[INFO] [stderr]     Checking specs v0.15.1
[INFO] [stderr]     Checking rltk v0.6.0
[INFO] [stderr]  Documenting witch-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.79s
[INFO] running `Command { std: "docker" "inspect" "a1bdc25a5233c416150e0e5442ee92748c09c6fca3483b31ef0b0bbbd534a12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1bdc25a5233c416150e0e5442ee92748c09c6fca3483b31ef0b0bbbd534a12e", kill_on_drop: false }`
[INFO] [stdout] a1bdc25a5233c416150e0e5442ee92748c09c6fca3483b31ef0b0bbbd534a12e