[INFO] fetching crate cogent 0.5.9...
[INFO] checking cogent-0.5.9 against beta for pr-78714
[INFO] extracting crate cogent 0.5.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cogent 0.5.9 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cogent 0.5.9
[INFO] finished tweaking crates.io crate cogent 0.5.9
[INFO] tweaked toml for crates.io crate cogent 0.5.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0febd1baa6e68661d3f92270fefc1ea9b6beb8673a11b4408e90d3391ad6e83d
[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" "0febd1baa6e68661d3f92270fefc1ea9b6beb8673a11b4408e90d3391ad6e83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0febd1baa6e68661d3f92270fefc1ea9b6beb8673a11b4408e90d3391ad6e83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0febd1baa6e68661d3f92270fefc1ea9b6beb8673a11b4408e90d3391ad6e83d", kill_on_drop: false }`
[INFO] [stdout] 0febd1baa6e68661d3f92270fefc1ea9b6beb8673a11b4408e90d3391ad6e83d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b7dc53e7b5c152c1540d3e161362aaa31a89d586c7517c44834b1a08c1b6fa7
[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" "9b7dc53e7b5c152c1540d3e161362aaa31a89d586c7517c44834b1a08c1b6fa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking mio v0.7.5
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling arrayfire v3.7.2
[INFO] [stderr]     Checking cogent v0.5.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.26s
[INFO] running `Command { std: "docker" "inspect" "9b7dc53e7b5c152c1540d3e161362aaa31a89d586c7517c44834b1a08c1b6fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7dc53e7b5c152c1540d3e161362aaa31a89d586c7517c44834b1a08c1b6fa7", kill_on_drop: false }`
[INFO] [stdout] 9b7dc53e7b5c152c1540d3e161362aaa31a89d586c7517c44834b1a08c1b6fa7