[INFO] fetching crate rtorrent_xml_rpc 0.1.4...
[INFO] testing rtorrent_xml_rpc-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rtorrent_xml_rpc 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rtorrent_xml_rpc 0.1.4 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 rtorrent_xml_rpc 0.1.4
[INFO] finished tweaking crates.io crate rtorrent_xml_rpc 0.1.4
[INFO] tweaked toml for crates.io crate rtorrent_xml_rpc 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f36f3aa3180843c315ab01e30a757efee0625b5086ad673c6eee524bb556b253
[INFO] running `Command { std: "docker" "start" "-a" "f36f3aa3180843c315ab01e30a757efee0625b5086ad673c6eee524bb556b253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f36f3aa3180843c315ab01e30a757efee0625b5086ad673c6eee524bb556b253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36f3aa3180843c315ab01e30a757efee0625b5086ad673c6eee524bb556b253", kill_on_drop: false }`
[INFO] [stdout] f36f3aa3180843c315ab01e30a757efee0625b5086ad673c6eee524bb556b253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a67e8c4e519c10a8c7139c3e35f44a15f946c5ade3b5465a598a5eb25a2f8e9d
[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" "a67e8c4e519c10a8c7139c3e35f44a15f946c5ade3b5465a598a5eb25a2f8e9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtorrent_xml_rpc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "a67e8c4e519c10a8c7139c3e35f44a15f946c5ade3b5465a598a5eb25a2f8e9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67e8c4e519c10a8c7139c3e35f44a15f946c5ade3b5465a598a5eb25a2f8e9d", kill_on_drop: false }`
[INFO] [stdout] a67e8c4e519c10a8c7139c3e35f44a15f946c5ade3b5465a598a5eb25a2f8e9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f70dcf386a18155e7f3cc15ed3dbf99fb7da67770b05e6b8bcfed9382cf8c266
[INFO] running `Command { std: "docker" "start" "-a" "f70dcf386a18155e7f3cc15ed3dbf99fb7da67770b05e6b8bcfed9382cf8c266", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtorrent_xml_rpc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "f70dcf386a18155e7f3cc15ed3dbf99fb7da67770b05e6b8bcfed9382cf8c266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70dcf386a18155e7f3cc15ed3dbf99fb7da67770b05e6b8bcfed9382cf8c266", kill_on_drop: false }`
[INFO] [stdout] f70dcf386a18155e7f3cc15ed3dbf99fb7da67770b05e6b8bcfed9382cf8c266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3853b63c7cc09718d110df48f3d30ebb8ef4681409ad1e3b2ba29644bd3b3583
[INFO] running `Command { std: "docker" "start" "-a" "3853b63c7cc09718d110df48f3d30ebb8ef4681409ad1e3b2ba29644bd3b3583", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rtorrent_xml_rpc-4af536d0941d7dd5
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rtorrent_xml_rpc
[INFO] [stdout] test result: ok. 0 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 - make_request (line 23) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - make_request (line 23) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TcpStream`
[INFO] [stdout]  --> src/lib.rs:24:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut stream = TcpStream::connect("127.0.0.1:16891").unwrap();
[INFO] [stdout]   |                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::TcpStream;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - make_request (line 23)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "3853b63c7cc09718d110df48f3d30ebb8ef4681409ad1e3b2ba29644bd3b3583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3853b63c7cc09718d110df48f3d30ebb8ef4681409ad1e3b2ba29644bd3b3583", kill_on_drop: false }`
[INFO] [stdout] 3853b63c7cc09718d110df48f3d30ebb8ef4681409ad1e3b2ba29644bd3b3583