[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 beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharrydevnull%2Fcassandra-rust-test" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/harrydevnull/cassandra-rust-test on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-8/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v0.2.2
[INFO] [stderr]   Downloaded lz4-compress v0.1.0
[INFO] [stderr]   Downloaded uuid v0.2.3
[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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c4b357b2073a7518cf5c18028a8d2cd574eb21830aee90cc44badd8fe0f0247
[INFO] running `Command { std: "docker" "start" "-a" "6c4b357b2073a7518cf5c18028a8d2cd574eb21830aee90cc44badd8fe0f0247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c4b357b2073a7518cf5c18028a8d2cd574eb21830aee90cc44badd8fe0f0247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4b357b2073a7518cf5c18028a8d2cd574eb21830aee90cc44badd8fe0f0247", kill_on_drop: false }`
[INFO] [stdout] 6c4b357b2073a7518cf5c18028a8d2cd574eb21830aee90cc44badd8fe0f0247
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83639351f67240d3b962b90e23251810ef0d5caa1df0800c1f4b6456e464ab96
[INFO] running `Command { std: "docker" "start" "-a" "83639351f67240d3b962b90e23251810ef0d5caa1df0800c1f4b6456e464ab96", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 3.99s
[INFO] running `Command { std: "docker" "inspect" "83639351f67240d3b962b90e23251810ef0d5caa1df0800c1f4b6456e464ab96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83639351f67240d3b962b90e23251810ef0d5caa1df0800c1f4b6456e464ab96", kill_on_drop: false }`
[INFO] [stdout] 83639351f67240d3b962b90e23251810ef0d5caa1df0800c1f4b6456e464ab96
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b72391128e9887196018e35727111e35edd302c24209ce5ae77a11ba0f20dd08
[INFO] running `Command { std: "docker" "start" "-a" "b72391128e9887196018e35727111e35edd302c24209ce5ae77a11ba0f20dd08", 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 0.55s
[INFO] running `Command { std: "docker" "inspect" "b72391128e9887196018e35727111e35edd302c24209ce5ae77a11ba0f20dd08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72391128e9887196018e35727111e35edd302c24209ce5ae77a11ba0f20dd08", kill_on_drop: false }`
[INFO] [stdout] b72391128e9887196018e35727111e35edd302c24209ce5ae77a11ba0f20dd08
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf3d9581055394a48a9058f599aadc2f5dce150c8f4e05daad2919495a7fbc82
[INFO] running `Command { std: "docker" "start" "-a" "cf3d9581055394a48a9058f599aadc2f5dce150c8f4e05daad2919495a7fbc82", kill_on_drop: false }`
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cassandraaccess-b541a6825da0c476)
[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] running `Command { std: "docker" "inspect" "cf3d9581055394a48a9058f599aadc2f5dce150c8f4e05daad2919495a7fbc82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3d9581055394a48a9058f599aadc2f5dce150c8f4e05daad2919495a7fbc82", kill_on_drop: false }`
[INFO] [stdout] cf3d9581055394a48a9058f599aadc2f5dce150c8f4e05daad2919495a7fbc82