[INFO] cloning repository https://github.com/iyuroch/websocket_exmpl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iyuroch/websocket_exmpl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyuroch%2Fwebsocket_exmpl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyuroch%2Fwebsocket_exmpl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ae6ab9cd95211dbed25237d6132d88f41f7dae2
[INFO] checking iyuroch/websocket_exmpl against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyuroch%2Fwebsocket_exmpl" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iyuroch/websocket_exmpl on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iyuroch/websocket_exmpl
[INFO] finished tweaking git repo https://github.com/iyuroch/websocket_exmpl
[INFO] tweaked toml for git repo https://github.com/iyuroch/websocket_exmpl written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/iyuroch/websocket_exmpl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb3b831bb7ecfcb92f30e42136fcd4e2927565906b3a9a9542b5691434703c37
[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" "cb3b831bb7ecfcb92f30e42136fcd4e2927565906b3a9a9542b5691434703c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb3b831bb7ecfcb92f30e42136fcd4e2927565906b3a9a9542b5691434703c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3b831bb7ecfcb92f30e42136fcd4e2927565906b3a9a9542b5691434703c37", kill_on_drop: false }`
[INFO] [stdout] cb3b831bb7ecfcb92f30e42136fcd4e2927565906b3a9a9542b5691434703c37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 60e61fd4c46dcfefd2f17656cd93a5e01cab1ccf966f768a1c01c7924ac3dba1
[INFO] running `Command { std: "docker" "start" "-a" "60e61fd4c46dcfefd2f17656cd93a5e01cab1ccf966f768a1c01c7924ac3dba1", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking tokio-sync v0.1.3
[INFO] [stderr]     Checking block-padding v0.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking tokio-dns-unofficial v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking websocket v0.22.3
[INFO] [stderr]     Checking tokio-tungstenite v0.6.0
[INFO] [stderr]     Checking websocket_try v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.87s
[INFO] running `Command { std: "docker" "inspect" "60e61fd4c46dcfefd2f17656cd93a5e01cab1ccf966f768a1c01c7924ac3dba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e61fd4c46dcfefd2f17656cd93a5e01cab1ccf966f768a1c01c7924ac3dba1", kill_on_drop: false }`
[INFO] [stdout] 60e61fd4c46dcfefd2f17656cd93a5e01cab1ccf966f768a1c01c7924ac3dba1