[INFO] fetching crate traffic_router_async 0.1.1...
[INFO] checking traffic_router_async-0.1.1 against beta for pr-78714
[INFO] extracting crate traffic_router_async 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate traffic_router_async 0.1.1 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 traffic_router_async 0.1.1
[INFO] finished tweaking crates.io crate traffic_router_async 0.1.1
[INFO] tweaked toml for crates.io crate traffic_router_async 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate traffic_router_async 0.1.1 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 9876311edd9e5572302b046cb70cb15f5c5474ec090a28e46be3e13f5258efb0
[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" "9876311edd9e5572302b046cb70cb15f5c5474ec090a28e46be3e13f5258efb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9876311edd9e5572302b046cb70cb15f5c5474ec090a28e46be3e13f5258efb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9876311edd9e5572302b046cb70cb15f5c5474ec090a28e46be3e13f5258efb0", kill_on_drop: false }`
[INFO] [stdout] 9876311edd9e5572302b046cb70cb15f5c5474ec090a28e46be3e13f5258efb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4012cd21c1dfb5bf6d5f7a373075a1319aa71e88f6fe5105816bd3d54f7c8cf2
[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" "4012cd21c1dfb5bf6d5f7a373075a1319aa71e88f6fe5105816bd3d54f7c8cf2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking traffic_router_async v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.11s
[INFO] running `Command { std: "docker" "inspect" "4012cd21c1dfb5bf6d5f7a373075a1319aa71e88f6fe5105816bd3d54f7c8cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4012cd21c1dfb5bf6d5f7a373075a1319aa71e88f6fe5105816bd3d54f7c8cf2", kill_on_drop: false }`
[INFO] [stdout] 4012cd21c1dfb5bf6d5f7a373075a1319aa71e88f6fe5105816bd3d54f7c8cf2