[INFO] cloning repository https://github.com/NoCtrlZ/rust-tcp-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NoCtrlZ/rust-tcp-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoCtrlZ%2Frust-tcp-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoCtrlZ%2Frust-tcp-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3fa8b0639650e4780b4f9e8d448fa8d9e0f7317
[INFO] testing NoCtrlZ/rust-tcp-client against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoCtrlZ%2Frust-tcp-client" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NoCtrlZ/rust-tcp-client on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NoCtrlZ/rust-tcp-client
[INFO] finished tweaking git repo https://github.com/NoCtrlZ/rust-tcp-client
[INFO] tweaked toml for git repo https://github.com/NoCtrlZ/rust-tcp-client written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/NoCtrlZ/rust-tcp-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4b2454e0fdee7a22f2833f9feb3ec492dcc1083012a51d189d4cb146a0f17f1
[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" "b4b2454e0fdee7a22f2833f9feb3ec492dcc1083012a51d189d4cb146a0f17f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4b2454e0fdee7a22f2833f9feb3ec492dcc1083012a51d189d4cb146a0f17f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b2454e0fdee7a22f2833f9feb3ec492dcc1083012a51d189d4cb146a0f17f1", kill_on_drop: false }`
[INFO] [stdout] b4b2454e0fdee7a22f2833f9feb3ec492dcc1083012a51d189d4cb146a0f17f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a08cbb55b6b088f1fd1fbbc745fcbfeb9dd4317f9675e81c409da513c8fb9ac4
[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" "a08cbb55b6b088f1fd1fbbc745fcbfeb9dd4317f9675e81c409da513c8fb9ac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tcp-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "a08cbb55b6b088f1fd1fbbc745fcbfeb9dd4317f9675e81c409da513c8fb9ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08cbb55b6b088f1fd1fbbc745fcbfeb9dd4317f9675e81c409da513c8fb9ac4", kill_on_drop: false }`
[INFO] [stdout] a08cbb55b6b088f1fd1fbbc745fcbfeb9dd4317f9675e81c409da513c8fb9ac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ba9352d396a444b7b0585d5d9a911955b5bfb3286a1fc6ab403d0768aa954bd
[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" "5ba9352d396a444b7b0585d5d9a911955b5bfb3286a1fc6ab403d0768aa954bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tcp-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "5ba9352d396a444b7b0585d5d9a911955b5bfb3286a1fc6ab403d0768aa954bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba9352d396a444b7b0585d5d9a911955b5bfb3286a1fc6ab403d0768aa954bd", kill_on_drop: false }`
[INFO] [stdout] 5ba9352d396a444b7b0585d5d9a911955b5bfb3286a1fc6ab403d0768aa954bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 690a136a1e96c2fac7e19f34095514f0bc3f74118119ab3931f4b5c44403b87b
[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" "690a136a1e96c2fac7e19f34095514f0bc3f74118119ab3931f4b5c44403b87b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_tcp_client-7e38542836d54e88
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "690a136a1e96c2fac7e19f34095514f0bc3f74118119ab3931f4b5c44403b87b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690a136a1e96c2fac7e19f34095514f0bc3f74118119ab3931f4b5c44403b87b", kill_on_drop: false }`
[INFO] [stdout] 690a136a1e96c2fac7e19f34095514f0bc3f74118119ab3931f4b5c44403b87b