[INFO] cloning repository https://github.com/superoo7/websocket_with_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/superoo7/websocket_with_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperoo7%2Fwebsocket_with_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperoo7%2Fwebsocket_with_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f46cca992042f4531c18b3e51a9dbd1bc8525cc
[INFO] checking superoo7/websocket_with_rust against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperoo7%2Fwebsocket_with_rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/superoo7/websocket_with_rust on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/superoo7/websocket_with_rust
[INFO] finished tweaking git repo https://github.com/superoo7/websocket_with_rust
[INFO] tweaked toml for git repo https://github.com/superoo7/websocket_with_rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/superoo7/websocket_with_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd09c26773895c1ee7488cf1083260cd241f8f61bf0c59a3df4541c0df2a335f
[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" "bd09c26773895c1ee7488cf1083260cd241f8f61bf0c59a3df4541c0df2a335f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd09c26773895c1ee7488cf1083260cd241f8f61bf0c59a3df4541c0df2a335f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd09c26773895c1ee7488cf1083260cd241f8f61bf0c59a3df4541c0df2a335f", kill_on_drop: false }`
[INFO] [stdout] bd09c26773895c1ee7488cf1083260cd241f8f61bf0c59a3df4541c0df2a335f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b41f449b62f220574bdd976008ed464b18e79c6a4ab127c07cf42d463784b5d
[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" "3b41f449b62f220574bdd976008ed464b18e79c6a4ab127c07cf42d463784b5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking ws v0.7.9 (https://github.com/housleyjk/ws-rs#3722d1cd)
[INFO] [stderr]     Checking websocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.62s
[INFO] running `Command { std: "docker" "inspect" "3b41f449b62f220574bdd976008ed464b18e79c6a4ab127c07cf42d463784b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b41f449b62f220574bdd976008ed464b18e79c6a4ab127c07cf42d463784b5d", kill_on_drop: false }`
[INFO] [stdout] 3b41f449b62f220574bdd976008ed464b18e79c6a4ab127c07cf42d463784b5d