[INFO] fetching crate langtons-termite 0.5.0...
[INFO] checking langtons-termite-0.5.0 against beta for pr-78714
[INFO] extracting crate langtons-termite 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate langtons-termite 0.5.0 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 langtons-termite 0.5.0
[INFO] finished tweaking crates.io crate langtons-termite 0.5.0
[INFO] tweaked toml for crates.io crate langtons-termite 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate langtons-termite 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f41cbdb51264f563b4a6b5c307b0824d41d537f715dfdcbb2d0bd9d25e09cc21
[INFO] running `Command { std: "docker" "start" "-a" "f41cbdb51264f563b4a6b5c307b0824d41d537f715dfdcbb2d0bd9d25e09cc21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41cbdb51264f563b4a6b5c307b0824d41d537f715dfdcbb2d0bd9d25e09cc21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41cbdb51264f563b4a6b5c307b0824d41d537f715dfdcbb2d0bd9d25e09cc21", kill_on_drop: false }`
[INFO] [stdout] f41cbdb51264f563b4a6b5c307b0824d41d537f715dfdcbb2d0bd9d25e09cc21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 239adb7ed341d29d0827c395debe6e9c087fcec6aa66570acbe86895b0e9705d
[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" "239adb7ed341d29d0827c395debe6e9c087fcec6aa66570acbe86895b0e9705d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking langtons-termite v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "239adb7ed341d29d0827c395debe6e9c087fcec6aa66570acbe86895b0e9705d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239adb7ed341d29d0827c395debe6e9c087fcec6aa66570acbe86895b0e9705d", kill_on_drop: false }`
[INFO] [stdout] 239adb7ed341d29d0827c395debe6e9c087fcec6aa66570acbe86895b0e9705d