[INFO] fetching crate omikuji 0.3.1...
[INFO] documenting omikuji-0.3.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate omikuji 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate omikuji 0.3.1 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 crates.io crate omikuji 0.3.1
[INFO] finished tweaking crates.io crate omikuji 0.3.1
[INFO] tweaked toml for crates.io crate omikuji 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate omikuji 0.3.1 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] [stderr]     Blocking waiting for file lock on package cache
[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-2020-08-29" "metadata" "--no-deps" "--format-version=1", 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] d2aedc33c1cc0d4dcee78631d410f89ab789d9ebb29c8b69fb7c3509dd16fdfb
[INFO] running `Command { std: "docker" "start" "-a" "d2aedc33c1cc0d4dcee78631d410f89ab789d9ebb29c8b69fb7c3509dd16fdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2aedc33c1cc0d4dcee78631d410f89ab789d9ebb29c8b69fb7c3509dd16fdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2aedc33c1cc0d4dcee78631d410f89ab789d9ebb29c8b69fb7c3509dd16fdfb", kill_on_drop: false }`
[INFO] [stdout] d2aedc33c1cc0d4dcee78631d410f89ab789d9ebb29c8b69fb7c3509dd16fdfb
[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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4565db51b1f9b88a1cfa328bd17b6da73508038d612cf1ed22cbbf9b34fc0c95
[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" "4565db51b1f9b88a1cfa328bd17b6da73508038d612cf1ed22cbbf9b34fc0c95", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking half v1.4.0
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking pbr v1.0.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking alga v0.9.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking sprs v0.7.1
[INFO] [stderr]  Documenting omikuji v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.88s
[INFO] running `Command { std: "docker" "inspect" "4565db51b1f9b88a1cfa328bd17b6da73508038d612cf1ed22cbbf9b34fc0c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4565db51b1f9b88a1cfa328bd17b6da73508038d612cf1ed22cbbf9b34fc0c95", kill_on_drop: false }`
[INFO] [stdout] 4565db51b1f9b88a1cfa328bd17b6da73508038d612cf1ed22cbbf9b34fc0c95