[INFO] fetching crate rayray 0.1.0...
[INFO] checking rayray-0.1.0 against beta for pr-78714
[INFO] extracting crate rayray 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rayray 0.1.0 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 rayray 0.1.0
[INFO] finished tweaking crates.io crate rayray 0.1.0
[INFO] tweaked toml for crates.io crate rayray 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rayray 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f3339fa122fc40fc8747e77933ffe21ffa2c383ca923bbe5bd287a3da865e097
[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" "f3339fa122fc40fc8747e77933ffe21ffa2c383ca923bbe5bd287a3da865e097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3339fa122fc40fc8747e77933ffe21ffa2c383ca923bbe5bd287a3da865e097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3339fa122fc40fc8747e77933ffe21ffa2c383ca923bbe5bd287a3da865e097", kill_on_drop: false }`
[INFO] [stdout] f3339fa122fc40fc8747e77933ffe21ffa2c383ca923bbe5bd287a3da865e097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 73e44e9e2aa29970729965e0776c08bab2c344a309b9e8f3101d71524aa220a8
[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" "73e44e9e2aa29970729965e0776c08bab2c344a309b9e8f3101d71524aa220a8", kill_on_drop: false }`
[INFO] [stderr]     Checking rayray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "73e44e9e2aa29970729965e0776c08bab2c344a309b9e8f3101d71524aa220a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e44e9e2aa29970729965e0776c08bab2c344a309b9e8f3101d71524aa220a8", kill_on_drop: false }`
[INFO] [stdout] 73e44e9e2aa29970729965e0776c08bab2c344a309b9e8f3101d71524aa220a8