[INFO] cloning repository https://github.com/mverleg/mwe_ws_rs_connectivity_issues
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mverleg/mwe_ws_rs_connectivity_issues" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fmwe_ws_rs_connectivity_issues", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fmwe_ws_rs_connectivity_issues'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 127da580bfd15593bdb18bdfcaf0119cbd565f6c
[INFO] checking mverleg/mwe_ws_rs_connectivity_issues against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fmwe_ws_rs_connectivity_issues" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mverleg/mwe_ws_rs_connectivity_issues on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mverleg/mwe_ws_rs_connectivity_issues
[INFO] finished tweaking git repo https://github.com/mverleg/mwe_ws_rs_connectivity_issues
[INFO] tweaked toml for git repo https://github.com/mverleg/mwe_ws_rs_connectivity_issues written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mverleg/mwe_ws_rs_connectivity_issues already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.4.5
[INFO] [stderr]   Downloaded byteorder v1.3.0
[INFO] [stderr]   Downloaded ws v0.7.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 367be297c57d1467b3766b0105f51ef6bde15e5320d6b19fdadac57cd837de22
[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" "367be297c57d1467b3766b0105f51ef6bde15e5320d6b19fdadac57cd837de22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "367be297c57d1467b3766b0105f51ef6bde15e5320d6b19fdadac57cd837de22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367be297c57d1467b3766b0105f51ef6bde15e5320d6b19fdadac57cd837de22", kill_on_drop: false }`
[INFO] [stdout] 367be297c57d1467b3766b0105f51ef6bde15e5320d6b19fdadac57cd837de22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1e785f62fbebb9e60630fc928475586f77e95c72cdd99ae6021572dd5e7c71f
[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" "d1e785f62fbebb9e60630fc928475586f77e95c72cdd99ae6021572dd5e7c71f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling byteorder v1.3.0
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking memchr v2.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.5
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking debug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `Command { std: "docker" "inspect" "d1e785f62fbebb9e60630fc928475586f77e95c72cdd99ae6021572dd5e7c71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e785f62fbebb9e60630fc928475586f77e95c72cdd99ae6021572dd5e7c71f", kill_on_drop: false }`
[INFO] [stdout] d1e785f62fbebb9e60630fc928475586f77e95c72cdd99ae6021572dd5e7c71f