[INFO] fetching crate rustorm 0.20.0...
[INFO] testing rustorm-0.20.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rustorm 0.20.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate rustorm 0.20.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustorm 0.20.0
[INFO] finished tweaking crates.io crate rustorm 0.20.0
[INFO] tweaked toml for crates.io crate rustorm 0.20.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate rustorm 0.20.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0f2a985612e904ec7fc42c133679322c60d2073c081b2ca8a430df2cc607bbe
[INFO] running `Command { std: "docker" "start" "-a" "d0f2a985612e904ec7fc42c133679322c60d2073c081b2ca8a430df2cc607bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0f2a985612e904ec7fc42c133679322c60d2073c081b2ca8a430df2cc607bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f2a985612e904ec7fc42c133679322c60d2073c081b2ca8a430df2cc607bbe", kill_on_drop: false }`
[INFO] [stdout] d0f2a985612e904ec7fc42c133679322c60d2073c081b2ca8a430df2cc607bbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f0bb9c606b9138525cf7e900a29ba7e315ce98da4f2453f3060140948837229
[INFO] running `Command { std: "docker" "start" "-a" "8f0bb9c606b9138525cf7e900a29ba7e315ce98da4f2453f3060140948837229", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling meval v0.1.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling r2d2 v0.8.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling bigdecimal v0.0.14
[INFO] [stderr]    Compiling geo v0.4.13
[INFO] [stderr]    Compiling rustorm_dao v0.20.0
[INFO] [stderr]    Compiling rustorm_codegen v0.20.0
[INFO] [stderr]    Compiling rustorm v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.13s
[INFO] running `Command { std: "docker" "inspect" "8f0bb9c606b9138525cf7e900a29ba7e315ce98da4f2453f3060140948837229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0bb9c606b9138525cf7e900a29ba7e315ce98da4f2453f3060140948837229", kill_on_drop: false }`
[INFO] [stdout] 8f0bb9c606b9138525cf7e900a29ba7e315ce98da4f2453f3060140948837229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1879b5e0ea090a0d603e08f86e64a6ede67e7819a926d593c88e09c1df7ce439
[INFO] running `Command { std: "docker" "start" "-a" "1879b5e0ea090a0d603e08f86e64a6ede67e7819a926d593c88e09c1df7ce439", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustorm v0.20.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dm`
[INFO] [stdout]  --> examples/simple_select.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut dm = pool.dm(db_url).unwrap();
[INFO] [stdout]   |             ^^ help: if this is intentional, prefix it with an underscore: `_dm`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `em`
[INFO] [stdout]   --> examples/select_usage_mysql.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut em = pool
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromDao`, `ToColumnNames`, `ToTableName`
[INFO] [stdout]  --> examples/show_tables_mysql.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustorm::{DbError, FromDao, Pool, Rows, ToColumnNames, ToTableName};
[INFO] [stdout]   |                        ^^^^^^^              ^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dm`
[INFO] [stdout]  --> examples/show_tables_mysql.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut dm = pool
[INFO] [stdout]   |             ^^ help: if this is intentional, prefix it with an underscore: `_dm`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `em`
[INFO] [stdout]   --> examples/select_usage_sqlite.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromDao`, `ToColumnNames`, `ToTableName`
[INFO] [stdout]  --> examples/update_usage_mysql.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustorm::{DbError, FromDao, Pool, Rows, ToColumnNames, ToTableName};
[INFO] [stdout]   |                        ^^^^^^^              ^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `em`
[INFO] [stdout]   --> examples/update_usage_mysql.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut em = pool
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/update_usage_mysql.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pool.ensure(db_url);
[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: unused variable: `create_sql`
[INFO] [stdout]   --> examples/insert_to_sqlite.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let create_sql = "CREATE TABLE actor(
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_create_sql`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `em`
[INFO] [stdout]   --> examples/insert_to_sqlite.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `em`
[INFO] [stdout]   --> examples/insert_usage.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pool`
[INFO] [stdout]  --> examples/insert_usage_mysql.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rustorm::{pool, DbError, FromDao, Pool, ToColumnNames, ToDao, ToTableName};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `em`
[INFO] [stdout]   --> examples/insert_usage_mysql.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut em = pool.em(db_url).expect("Can not connect");
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/insert_usage_mysql.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pool.ensure(db_url);
[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: unused variable: `em`
[INFO] [stdout]   --> examples/select_usage.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `Command { std: "docker" "inspect" "1879b5e0ea090a0d603e08f86e64a6ede67e7819a926d593c88e09c1df7ce439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1879b5e0ea090a0d603e08f86e64a6ede67e7819a926d593c88e09c1df7ce439", kill_on_drop: false }`
[INFO] [stdout] 1879b5e0ea090a0d603e08f86e64a6ede67e7819a926d593c88e09c1df7ce439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c56e86446bd7e245badd345a759335fb27405619988e8fbf06bf1aa90bfeb6d
[INFO] running `Command { std: "docker" "start" "-a" "3c56e86446bd7e245badd345a759335fb27405619988e8fbf06bf1aa90bfeb6d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `FromDao`, `ToColumnNames`, `ToTableName`
[INFO] [stderr]  --> examples/show_tables_mysql.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rustorm::{DbError, FromDao, Pool, Rows, ToColumnNames, ToTableName};
[INFO] [stderr]   |                        ^^^^^^^              ^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dm`
[INFO] [stderr]  --> examples/show_tables_mysql.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut dm = pool
[INFO] [stderr]   |             ^^ help: if this is intentional, prefix it with an underscore: `_dm`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `em`
[INFO] [stderr]   --> examples/select_usage_sqlite.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `create_sql`
[INFO] [stderr]   --> examples/insert_to_sqlite.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let create_sql = "CREATE TABLE actor(
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_create_sql`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `em`
[INFO] [stderr]   --> examples/insert_to_sqlite.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `FromDao`, `ToColumnNames`, `ToTableName`
[INFO] [stderr]  --> examples/update_usage_mysql.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rustorm::{DbError, FromDao, Pool, Rows, ToColumnNames, ToTableName};
[INFO] [stderr]   |                        ^^^^^^^              ^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `em`
[INFO] [stderr]   --> examples/update_usage_mysql.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut em = pool
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/update_usage_mysql.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pool.ensure(db_url);
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dm`
[INFO] [stderr]  --> examples/simple_select.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut dm = pool.dm(db_url).unwrap();
[INFO] [stderr]   |             ^^ help: if this is intentional, prefix it with an underscore: `_dm`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `em`
[INFO] [stderr]   --> examples/select_usage.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `em`
[INFO] [stderr]   --> examples/select_usage_mysql.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut em = pool
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `em`
[INFO] [stderr]   --> examples/insert_usage.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut em = pool.em(db_url).unwrap();
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pool`
[INFO] [stderr]  --> examples/insert_usage_mysql.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rustorm::{pool, DbError, FromDao, Pool, ToColumnNames, ToDao, ToTableName};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `em`
[INFO] [stderr]   --> examples/insert_usage_mysql.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let mut em = pool.em(db_url).expect("Can not connect");
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_em`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/insert_usage_mysql.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pool.ensure(db_url);
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustorm-27ff95a9a1c6d163)
[INFO] [stderr]    Doc-tests rustorm
[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] [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" "3c56e86446bd7e245badd345a759335fb27405619988e8fbf06bf1aa90bfeb6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c56e86446bd7e245badd345a759335fb27405619988e8fbf06bf1aa90bfeb6d", kill_on_drop: false }`
[INFO] [stdout] 3c56e86446bd7e245badd345a759335fb27405619988e8fbf06bf1aa90bfeb6d
