[INFO] fetching crate jsonrpc-ipc-server 15.1.0...
[INFO] checking jsonrpc-ipc-server-15.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate jsonrpc-ipc-server 15.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate jsonrpc-ipc-server 15.1.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonrpc-ipc-server 15.1.0
[INFO] finished tweaking crates.io crate jsonrpc-ipc-server 15.1.0
[INFO] tweaked toml for crates.io crate jsonrpc-ipc-server 15.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate jsonrpc-ipc-server 15.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94ffef3a3fffda5e674ecc55a9e230856119305b64b845827338be282247fb48
[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" "94ffef3a3fffda5e674ecc55a9e230856119305b64b845827338be282247fb48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94ffef3a3fffda5e674ecc55a9e230856119305b64b845827338be282247fb48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ffef3a3fffda5e674ecc55a9e230856119305b64b845827338be282247fb48", kill_on_drop: false }`
[INFO] [stdout] 94ffef3a3fffda5e674ecc55a9e230856119305b64b845827338be282247fb48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fb89973c076dbc29184aa5b8cf1280247b1f8414d0d47e2d235cb4d4acff975
[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" "4fb89973c076dbc29184aa5b8cf1280247b1f8414d0d47e2d235cb4d4acff975", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking mio-named-pipes v0.1.7
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking tokio-named-pipes v0.1.0
[INFO] [stderr]     Checking jsonrpc-server-utils v15.1.0
[INFO] [stderr]     Checking miow v0.3.5
[INFO] [stderr]     Checking parity-tokio-ipc v0.4.0
[INFO] [stderr]     Checking jsonrpc-ipc-server v15.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "4fb89973c076dbc29184aa5b8cf1280247b1f8414d0d47e2d235cb4d4acff975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb89973c076dbc29184aa5b8cf1280247b1f8414d0d47e2d235cb4d4acff975", kill_on_drop: false }`
[INFO] [stdout] 4fb89973c076dbc29184aa5b8cf1280247b1f8414d0d47e2d235cb4d4acff975