[INFO] fetching crate jsonrpc-tcp-server 16.0.0...
[INFO] testing jsonrpc-tcp-server-16.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate jsonrpc-tcp-server 16.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate jsonrpc-tcp-server 16.0.0 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 crates.io crate jsonrpc-tcp-server 16.0.0
[INFO] finished tweaking crates.io crate jsonrpc-tcp-server 16.0.0
[INFO] tweaked toml for crates.io crate jsonrpc-tcp-server 16.0.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate jsonrpc-tcp-server 16.0.0 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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c24654862b4fb03738cad9a6d845460f1f04642c03d2d30f20edde836363ce61
[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" "c24654862b4fb03738cad9a6d845460f1f04642c03d2d30f20edde836363ce61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c24654862b4fb03738cad9a6d845460f1f04642c03d2d30f20edde836363ce61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24654862b4fb03738cad9a6d845460f1f04642c03d2d30f20edde836363ce61", kill_on_drop: false }`
[INFO] [stdout] c24654862b4fb03738cad9a6d845460f1f04642c03d2d30f20edde836363ce61
[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=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] d26399fdbd7c83ff56c85e91de55cb9ecb996d3d2ab92bcacfaad7464a4f9c84
[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" "d26399fdbd7c83ff56c85e91de55cb9ecb996d3d2ab92bcacfaad7464a4f9c84", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling jsonrpc-core v16.0.0
[INFO] [stderr]    Compiling jsonrpc-server-utils v16.0.0
[INFO] [stderr]    Compiling jsonrpc-tcp-server v16.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.93s
[INFO] running `Command { std: "docker" "inspect" "d26399fdbd7c83ff56c85e91de55cb9ecb996d3d2ab92bcacfaad7464a4f9c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26399fdbd7c83ff56c85e91de55cb9ecb996d3d2ab92bcacfaad7464a4f9c84", kill_on_drop: false }`
[INFO] [stdout] d26399fdbd7c83ff56c85e91de55cb9ecb996d3d2ab92bcacfaad7464a4f9c84
[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=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] ccfd341409b2bb52373c7a85571b6234c0b4aee4f017bd7307a87c7c40db7641
[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" "ccfd341409b2bb52373c7a85571b6234c0b4aee4f017bd7307a87c7c40db7641", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsonrpc-tcp-server v16.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.86s
[INFO] running `Command { std: "docker" "inspect" "ccfd341409b2bb52373c7a85571b6234c0b4aee4f017bd7307a87c7c40db7641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfd341409b2bb52373c7a85571b6234c0b4aee4f017bd7307a87c7c40db7641", kill_on_drop: false }`
[INFO] [stdout] ccfd341409b2bb52373c7a85571b6234c0b4aee4f017bd7307a87c7c40db7641
[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=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] 75c0e699e617c240c15e53ad14f53547aca284d4095a56153c319f08917d96c3
[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" "75c0e699e617c240c15e53ad14f53547aca284d4095a56153c319f08917d96c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jsonrpc_tcp_server-d23707140484658b
[INFO] [stdout] running 8 tests
[INFO] [stdout] test server::tests::server_is_send_and_sync ... ok
[INFO] [stdout] test tests::doc_test ... ok
[INFO] [stdout] test tests::peer_meta ... ok
[INFO] [stdout] test tests::doc_test_connect ... ok
[INFO] [stdout] test tests::disconnect ... ok
[INFO] [stdout] test tests::doc_test_handle ... ok
[INFO] [stdout] test tests::message ... ok
[INFO] [stderr]    Doc-tests jsonrpc-tcp-server
[INFO] [stdout] test tests::req_parallel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75c0e699e617c240c15e53ad14f53547aca284d4095a56153c319f08917d96c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75c0e699e617c240c15e53ad14f53547aca284d4095a56153c319f08917d96c3", kill_on_drop: false }`
[INFO] [stdout] 75c0e699e617c240c15e53ad14f53547aca284d4095a56153c319f08917d96c3