[INFO] cloning repository https://github.com/harrydevnull/cassandra-rust-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/harrydevnull/cassandra-rust-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharrydevnull%2Fcassandra-rust-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharrydevnull%2Fcassandra-rust-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 393ec43dab8fd0c1635447a0b77abf26b7c6240d
[INFO] testing harrydevnull/cassandra-rust-test against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharrydevnull%2Fcassandra-rust-test" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/harrydevnull/cassandra-rust-test on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/harrydevnull/cassandra-rust-test
[INFO] finished tweaking git repo https://github.com/harrydevnull/cassandra-rust-test
[INFO] tweaked toml for git repo https://github.com/harrydevnull/cassandra-rust-test written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/harrydevnull/cassandra-rust-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lz4-compress v0.1.0
[INFO] [stderr]   Downloaded cdrs v0.2.0
[INFO] [stderr]   Downloaded snap v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f40d67068d0e0dc4f0cdd7daf5abad8ab69ae5806bc2cf7b1cb879c2d01a8615
[INFO] running `Command { std: "docker" "start" "-a" "f40d67068d0e0dc4f0cdd7daf5abad8ab69ae5806bc2cf7b1cb879c2d01a8615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f40d67068d0e0dc4f0cdd7daf5abad8ab69ae5806bc2cf7b1cb879c2d01a8615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f40d67068d0e0dc4f0cdd7daf5abad8ab69ae5806bc2cf7b1cb879c2d01a8615", kill_on_drop: false }`
[INFO] [stdout] f40d67068d0e0dc4f0cdd7daf5abad8ab69ae5806bc2cf7b1cb879c2d01a8615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50a73ed54f72d154a6061b413196b94d86179aca70fa71f73131b764af361efd
[INFO] running `Command { std: "docker" "start" "-a" "50a73ed54f72d154a6061b413196b94d86179aca70fa71f73131b764af361efd", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling lz4-compress v0.1.0
[INFO] [stderr]    Compiling snap v0.1.2
[INFO] [stderr]    Compiling cdrs v0.2.0
[INFO] [stderr]    Compiling cassandraaccess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `response_frame`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let response_frame = client.start(compression::Compression::Snappy).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "50a73ed54f72d154a6061b413196b94d86179aca70fa71f73131b764af361efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a73ed54f72d154a6061b413196b94d86179aca70fa71f73131b764af361efd", kill_on_drop: false }`
[INFO] [stdout] 50a73ed54f72d154a6061b413196b94d86179aca70fa71f73131b764af361efd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a08f70005c23f7b802e631f3270edf44db8f11525e6fba1a376b1c6cf4ebeda7
[INFO] running `Command { std: "docker" "start" "-a" "a08f70005c23f7b802e631f3270edf44db8f11525e6fba1a376b1c6cf4ebeda7", kill_on_drop: false }`
[INFO] [stderr]    Compiling cassandraaccess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `response_frame`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let response_frame = client.start(compression::Compression::Snappy).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "a08f70005c23f7b802e631f3270edf44db8f11525e6fba1a376b1c6cf4ebeda7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08f70005c23f7b802e631f3270edf44db8f11525e6fba1a376b1c6cf4ebeda7", kill_on_drop: false }`
[INFO] [stdout] a08f70005c23f7b802e631f3270edf44db8f11525e6fba1a376b1c6cf4ebeda7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1b70b41158d4f7a708cd9bb68af2d105218800d04c4ba0a802d81084ca66c10
[INFO] running `Command { std: "docker" "start" "-a" "b1b70b41158d4f7a708cd9bb68af2d105218800d04c4ba0a802d81084ca66c10", kill_on_drop: false }`
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `response_frame`
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let response_frame = client.start(compression::Compression::Snappy).unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_frame`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cassandraaccess` (bin "cassandraaccess" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cassandraaccess-dad5baf8a8fbe5d9)
[INFO] running `Command { std: "docker" "inspect" "b1b70b41158d4f7a708cd9bb68af2d105218800d04c4ba0a802d81084ca66c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b70b41158d4f7a708cd9bb68af2d105218800d04c4ba0a802d81084ca66c10", kill_on_drop: false }`
[INFO] [stdout] b1b70b41158d4f7a708cd9bb68af2d105218800d04c4ba0a802d81084ca66c10