[INFO] cloning repository https://github.com/Kzumueller/rust-clickhouse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kzumueller/rust-clickhouse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKzumueller%2Frust-clickhouse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKzumueller%2Frust-clickhouse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3451f86ff77954bbd87636c80e5ee0ce54370bc
[INFO] testing Kzumueller/rust-clickhouse against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKzumueller%2Frust-clickhouse" "/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/Kzumueller/rust-clickhouse on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kzumueller/rust-clickhouse
[INFO] finished tweaking git repo https://github.com/Kzumueller/rust-clickhouse
[INFO] tweaked toml for git repo https://github.com/Kzumueller/rust-clickhouse written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Kzumueller/rust-clickhouse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c14fa65f46ec34397be74e6b001e801892b02319f00a83431b123f36f16fc7e
[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" "4c14fa65f46ec34397be74e6b001e801892b02319f00a83431b123f36f16fc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c14fa65f46ec34397be74e6b001e801892b02319f00a83431b123f36f16fc7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c14fa65f46ec34397be74e6b001e801892b02319f00a83431b123f36f16fc7e", kill_on_drop: false }`
[INFO] [stdout] 4c14fa65f46ec34397be74e6b001e801892b02319f00a83431b123f36f16fc7e
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--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] 2b932a2e23bc8b9ea020a8b111a5037df5e8c6d54b20b5011a3c71492f703088
[INFO] running `Command { std: "docker" "start" "-a" "2b932a2e23bc8b9ea020a8b111a5037df5e8c6d54b20b5011a3c71492f703088", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling mysql v20.1.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling io-enum v0.2.6
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling time v0.2.24
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling lru v0.6.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling lexical v5.2.0
[INFO] [stderr]    Compiling pem v0.8.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling bigdecimal v0.1.2
[INFO] [stderr]    Compiling rust_decimal v1.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling mysql_common v0.24.1
[INFO] [stderr]    Compiling clickhouse-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     connection.query_drop(
[INFO] [stdout] 40 | |         format!("INSERT INTO `test` (name, value, time) VALUES {}", value_statements.join(","))
[INFO] [stdout] 41 | |     );
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "2b932a2e23bc8b9ea020a8b111a5037df5e8c6d54b20b5011a3c71492f703088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b932a2e23bc8b9ea020a8b111a5037df5e8c6d54b20b5011a3c71492f703088", kill_on_drop: false }`
[INFO] [stdout] 2b932a2e23bc8b9ea020a8b111a5037df5e8c6d54b20b5011a3c71492f703088
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] d0a2be9721d1fc680bcd4c525baa655601188b59a2461709b184c533b68399f5
[INFO] running `Command { std: "docker" "start" "-a" "d0a2be9721d1fc680bcd4c525baa655601188b59a2461709b184c533b68399f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling clickhouse-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | /     connection.query_drop(
[INFO] [stdout] 40 | |         format!("INSERT INTO `test` (name, value, time) VALUES {}", value_statements.join(","))
[INFO] [stdout] 41 | |     );
[INFO] [stdout]    | |______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "d0a2be9721d1fc680bcd4c525baa655601188b59a2461709b184c533b68399f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a2be9721d1fc680bcd4c525baa655601188b59a2461709b184c533b68399f5", kill_on_drop: false }`
[INFO] [stdout] d0a2be9721d1fc680bcd4c525baa655601188b59a2461709b184c533b68399f5
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] 8056eaee795f7023357a33c9f9627de8b2da5ded3ea82185d055925b295659a7
[INFO] running `Command { std: "docker" "start" "-a" "8056eaee795f7023357a33c9f9627de8b2da5ded3ea82185d055925b295659a7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:39:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 39 | /     connection.query_drop(
[INFO] [stdout] 
[INFO] [stderr] 40 | |         format!("INSERT INTO `test` (name, value, time) VALUES {}", value_statements.join(","))
[INFO] [stderr] 41 | |     );
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clickhouse_test-cfa5b9b52ddf0ffc)
[INFO] running `Command { std: "docker" "inspect" "8056eaee795f7023357a33c9f9627de8b2da5ded3ea82185d055925b295659a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8056eaee795f7023357a33c9f9627de8b2da5ded3ea82185d055925b295659a7", kill_on_drop: false }`
[INFO] [stdout] 8056eaee795f7023357a33c9f9627de8b2da5ded3ea82185d055925b295659a7