[INFO] fetching crate kad 0.5.0...
[INFO] testing kad-0.5.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate kad 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate kad 0.5.0 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 kad 0.5.0
[INFO] finished tweaking crates.io crate kad 0.5.0
[INFO] tweaked toml for crates.io crate kad 0.5.0 written to /workspace/builds/worker-9/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] [stderr]     Blocking waiting for file lock on package cache
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 22f89dab4d6fa2637ae5abc46b5b3106a3f5d7ffc8c639dae161d08ae8dd59dd
[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" "22f89dab4d6fa2637ae5abc46b5b3106a3f5d7ffc8c639dae161d08ae8dd59dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22f89dab4d6fa2637ae5abc46b5b3106a3f5d7ffc8c639dae161d08ae8dd59dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f89dab4d6fa2637ae5abc46b5b3106a3f5d7ffc8c639dae161d08ae8dd59dd", kill_on_drop: false }`
[INFO] [stdout] 22f89dab4d6fa2637ae5abc46b5b3106a3f5d7ffc8c639dae161d08ae8dd59dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] e4a429411e6eb675e5734126f6bee75edf9d79cc71edabc5e02bc49891da5716
[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" "e4a429411e6eb675e5734126f6bee75edf9d79cc71edabc5e02bc49891da5716", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling futures-timer v0.1.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling kad v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.23s
[INFO] running `Command { std: "docker" "inspect" "e4a429411e6eb675e5734126f6bee75edf9d79cc71edabc5e02bc49891da5716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a429411e6eb675e5734126f6bee75edf9d79cc71edabc5e02bc49891da5716", kill_on_drop: false }`
[INFO] [stdout] e4a429411e6eb675e5734126f6bee75edf9d79cc71edabc5e02bc49891da5716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 708f99368b6021198ac11a0075330e358829f2f05964545acddc10d225fab8bf
[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" "708f99368b6021198ac11a0075330e358829f2f05964545acddc10d225fab8bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling rr-mux v0.10.1
[INFO] [stderr]    Compiling kad v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.07s
[INFO] running `Command { std: "docker" "inspect" "708f99368b6021198ac11a0075330e358829f2f05964545acddc10d225fab8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708f99368b6021198ac11a0075330e358829f2f05964545acddc10d225fab8bf", kill_on_drop: false }`
[INFO] [stdout] 708f99368b6021198ac11a0075330e358829f2f05964545acddc10d225fab8bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 7116cebfc63636823c9db4f4cd9173d2695f5e1994bffa93094cdaefb1d91b76
[INFO] running `Command { std: "docker" "start" "-a" "7116cebfc63636823c9db4f4cd9173d2695f5e1994bffa93094cdaefb1d91b76", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kad-37ebedcbf7b28da5
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test dht::tests::test_clone ... ok
[INFO] [stdout] test dht::tests::test_receive_find_values ... ok
[INFO] [stdout] test dht::tests::test_receive_find_nodes ... ok
[INFO] [stdout] test dht::search::tests::test_search_nodes ... ok
[INFO] [stdout] test dht::tests::test_receive_common ... ok
[INFO] [stdout] test table::knodetable::test::test_k_node_table ... ok
[INFO] [stdout] test tests::test_mux ... ok
[INFO] [stdout] test table::kbucket::test::test_k_bucket_update ... ok
[INFO] [stdout] test tests::test_lookup ... ok
[INFO] [stdout] test dht::tests::test_receive_ping ... ok
[INFO] [stdout] test tests::test_connect ... ok
[INFO] [stdout] test dht::tests::test_receive_store ... ok
[INFO] [stdout] test tests::test_store ... ok
[INFO] [stdout] test tests::test_find ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-8a4415ff8f234914
[INFO] [stdout] test dht::tests::test_expire ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests kad
[INFO] [stdout] test integration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "7116cebfc63636823c9db4f4cd9173d2695f5e1994bffa93094cdaefb1d91b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7116cebfc63636823c9db4f4cd9173d2695f5e1994bffa93094cdaefb1d91b76", kill_on_drop: false }`
[INFO] [stdout] 7116cebfc63636823c9db4f4cd9173d2695f5e1994bffa93094cdaefb1d91b76