[INFO] fetching crate rsdbc-mysql 0.0.1...
[INFO] testing rsdbc-mysql-0.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rsdbc-mysql 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rsdbc-mysql 0.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsdbc-mysql 0.0.1
[INFO] finished tweaking crates.io crate rsdbc-mysql 0.0.1
[INFO] tweaked toml for crates.io crate rsdbc-mysql 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_derives v0.4.0
[INFO] [stderr]   Downloaded frunk_core v0.4.0
[INFO] [stderr]   Downloaded io-enum v1.0.1
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.1.0
[INFO] [stderr]   Downloaded mysql_common v0.27.5
[INFO] [stderr]   Downloaded derive_utils v0.11.2
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]   Downloaded bigdecimal v0.3.0
[INFO] [stderr]   Downloaded mysql v21.0.2
[INFO] [stderr]   Downloaded mysql_common v0.28.2
[INFO] [stderr]   Downloaded frunk v0.4.0
[INFO] [stderr]   Downloaded named_pipe v0.4.1
[INFO] [stderr]   Downloaded saturating v0.1.0
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 7a4fad7e9fe7edaec9942397bc44fdd84c238e5d127d67bfdcfc627ed4f62c27
[INFO] running `Command { std: "docker" "start" "-a" "7a4fad7e9fe7edaec9942397bc44fdd84c238e5d127d67bfdcfc627ed4f62c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a4fad7e9fe7edaec9942397bc44fdd84c238e5d127d67bfdcfc627ed4f62c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a4fad7e9fe7edaec9942397bc44fdd84c238e5d127d67bfdcfc627ed4f62c27", kill_on_drop: false }`
[INFO] [stdout] 7a4fad7e9fe7edaec9942397bc44fdd84c238e5d127d67bfdcfc627ed4f62c27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] d91a56be0cd32b66f30b5e793cbfda860050a6c5178690e77f9b2569e8a940a5
[INFO] running `Command { std: "docker" "start" "-a" "d91a56be0cd32b66f30b5e793cbfda860050a6c5178690e77f9b2569e8a940a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling frunk_core v0.4.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling saturating v0.1.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling mysql v21.0.2
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling lexical-util v0.8.1
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling io-enum v1.0.1
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling subprocess v0.2.8
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling sqlparser v0.12.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.0
[INFO] [stderr]    Compiling lexical-write-integer v0.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling pem v0.8.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling lexical-write-float v0.8.2
[INFO] [stderr]    Compiling lexical-parse-float v0.8.2
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling sha-1 v0.10.0
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling lexical v5.2.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling twox-hash v1.6.2
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling lexical-core v0.8.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling lexical v6.0.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.1.0
[INFO] [stderr]    Compiling frunk_derives v0.4.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling bigdecimal v0.3.0
[INFO] [stderr]    Compiling bigdecimal v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling frunk_proc_macros v0.1.0
[INFO] [stderr]    Compiling frunk v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling rsdbc-core v0.0.1
[INFO] [stderr]    Compiling mysql_common v0.27.5
[INFO] [stderr]    Compiling mysql_common v0.28.2
[INFO] [stderr]    Compiling rsdbc-mysql v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/lib.rs:57:36
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn create_statement(&mut self, sql: &str) -> Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:73:37
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:81:53
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stdout]    |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]   --> src/lib.rs:85:31
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolation_level`
[INFO] [stdout]   --> src/lib.rs:89:51
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/lib.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/lib.rs:112:15
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn create(options: ConnectionFactoryOptions) -> Result<Self::C> {
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "d91a56be0cd32b66f30b5e793cbfda860050a6c5178690e77f9b2569e8a940a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91a56be0cd32b66f30b5e793cbfda860050a6c5178690e77f9b2569e8a940a5", kill_on_drop: false }`
[INFO] [stdout] d91a56be0cd32b66f30b5e793cbfda860050a6c5178690e77f9b2569e8a940a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3073bac2d9e3e525a1a1a1c46b4840cd0ea3ec2c4bddbc9b9a27934b874ff6ea
[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" "3073bac2d9e3e525a1a1a1c46b4840cd0ea3ec2c4bddbc9b9a27934b874ff6ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsdbc-mysql v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/lib.rs:57:36
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn create_statement(&mut self, sql: &str) -> Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:73:37
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:81:53
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stdout]    |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]   --> src/lib.rs:85:31
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolation_level`
[INFO] [stdout]   --> src/lib.rs:89:51
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/lib.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/lib.rs:112:15
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn create(options: ConnectionFactoryOptions) -> Result<Self::C> {
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sql`
[INFO] [stdout]   --> src/lib.rs:57:36
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn create_statement(&mut self, sql: &str) -> Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:73:37
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stdout]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/lib.rs:81:53
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stdout]    |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]   --> src/lib.rs:85:31
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolation_level`
[INFO] [stdout]   --> src/lib.rs:89:51
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `depth`
[INFO] [stdout]   --> src/lib.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/lib.rs:112:15
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn create(options: ConnectionFactoryOptions) -> Result<Self::C> {
[INFO] [stdout]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "3073bac2d9e3e525a1a1a1c46b4840cd0ea3ec2c4bddbc9b9a27934b874ff6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3073bac2d9e3e525a1a1a1c46b4840cd0ea3ec2c4bddbc9b9a27934b874ff6ea", kill_on_drop: false }`
[INFO] [stdout] 3073bac2d9e3e525a1a1a1c46b4840cd0ea3ec2c4bddbc9b9a27934b874ff6ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39fcb32cc7aa247d7d326949a392611665e443672480b8f77d1b2778abd7ae14
[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" "39fcb32cc7aa247d7d326949a392611665e443672480b8f77d1b2778abd7ae14", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/lib.rs:53:36
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn create_savepoint(&mut self, name: &str) {
[INFO] [stderr]    |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sql`
[INFO] [stderr]   --> src/lib.rs:57:36
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn create_statement(&mut self, sql: &str) -> Result<Box<dyn Statement<'_> + '_>> {
[INFO] [stderr]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_sql`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/lib.rs:73:37
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn release_savepoint(&mut self, name: &str) {
[INFO] [stderr]    |                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/lib.rs:81:53
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn rollback_transaction_to_savepoint(&mut self, name: String) {
[INFO] [stderr]    |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `commit`
[INFO] [stderr]   --> src/lib.rs:85:31
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn auto_commit(&mut self, commit: bool) {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `isolation_level`
[INFO] [stderr]   --> src/lib.rs:89:51
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn set_transaction_isolation_level(&mut self, isolation_level: IsolationLevel) {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolation_level`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `depth`
[INFO] [stderr]   --> src/lib.rs:93:28
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn validate(&mut self, depth: ValidationDepth) -> bool {
[INFO] [stderr]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_depth`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `options`
[INFO] [stderr]    --> src/lib.rs:112:15
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn create(options: ConnectionFactoryOptions) -> Result<Self::C> {
[INFO] [stderr]     |               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stderr] 
[INFO] [stderr] warning: `rsdbc-mysql` (lib) generated 8 warnings
[INFO] [stderr] warning: `rsdbc-mysql` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rsdbc_mysql-e8064285401b9653)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rsdbc-mysql
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "39fcb32cc7aa247d7d326949a392611665e443672480b8f77d1b2778abd7ae14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39fcb32cc7aa247d7d326949a392611665e443672480b8f77d1b2778abd7ae14", kill_on_drop: false }`
[INFO] [stdout] 39fcb32cc7aa247d7d326949a392611665e443672480b8f77d1b2778abd7ae14