[INFO] fetching crate rustorm 0.20.0...
[INFO] testing rustorm-0.20.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate rustorm 0.20.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustorm 0.20.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-4/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" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fallible-iterator v0.2.0
[INFO] [stderr]   Downloaded socket2 v0.3.17
[INFO] [stderr]   Downloaded cc v1.0.65
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[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6704efddf3df8c87a40f74b81086dda6651b11ceee64230af1e66a150350592f
[INFO] running `Command { std: "docker" "start" "-a" "6704efddf3df8c87a40f74b81086dda6651b11ceee64230af1e66a150350592f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6704efddf3df8c87a40f74b81086dda6651b11ceee64230af1e66a150350592f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6704efddf3df8c87a40f74b81086dda6651b11ceee64230af1e66a150350592f", kill_on_drop: false }`
[INFO] [stdout] 6704efddf3df8c87a40f74b81086dda6651b11ceee64230af1e66a150350592f
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f83e53db0137144cffd1d87baeb32baebb7723c9b4ab01acc6c48952c1d34780
[INFO] running `Command { std: "docker" "start" "-a" "f83e53db0137144cffd1d87baeb32baebb7723c9b4ab01acc6c48952c1d34780", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling meval v0.1.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling r2d2 v0.8.9
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling geo v0.4.13
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling bigdecimal v0.0.14
[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 29.91s
[INFO] running `Command { std: "docker" "inspect" "f83e53db0137144cffd1d87baeb32baebb7723c9b4ab01acc6c48952c1d34780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83e53db0137144cffd1d87baeb32baebb7723c9b4ab01acc6c48952c1d34780", kill_on_drop: false }`
[INFO] [stdout] f83e53db0137144cffd1d87baeb32baebb7723c9b4ab01acc6c48952c1d34780
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07ac75050801623095e664b84ce3f35532638ef907d50716a77ba3ace4fc90eb
[INFO] running `Command { std: "docker" "start" "-a" "07ac75050801623095e664b84ce3f35532638ef907d50716a77ba3ace4fc90eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustorm v0.20.0 (/opt/rustwide/workdir)
[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 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: `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: 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 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 `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: `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 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 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/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 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: `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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning 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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "07ac75050801623095e664b84ce3f35532638ef907d50716a77ba3ace4fc90eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ac75050801623095e664b84ce3f35532638ef907d50716a77ba3ace4fc90eb", kill_on_drop: false }`
[INFO] [stdout] 07ac75050801623095e664b84ce3f35532638ef907d50716a77ba3ace4fc90eb
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7f9803387e8c3b9035f78042278084a2c23d78937a1ffb1ab74a3d06b80b3cc
[INFO] running `Command { std: "docker" "start" "-a" "a7f9803387e8c3b9035f78042278084a2c23d78937a1ffb1ab74a3d06b80b3cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: 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: 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: 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: 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: 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: 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: 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: 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: `rustorm` (example "select_usage_mysql") generated 1 warning
[INFO] [stderr] warning: `rustorm` (example "show_tables_mysql") generated 2 warnings
[INFO] [stderr] warning: `rustorm` (example "insert_usage") generated 1 warning
[INFO] [stderr] warning: `rustorm` (example "update_usage_mysql") generated 3 warnings
[INFO] [stderr] warning: `rustorm` (example "simple_select") generated 1 warning
[INFO] [stderr] warning: `rustorm` (example "insert_to_sqlite") generated 2 warnings
[INFO] [stderr] warning: `rustorm` (example "select_usage_sqlite") generated 1 warning
[INFO] [stderr] warning: `rustorm` (example "select_usage") generated 1 warning
[INFO] [stderr] warning: `rustorm` (example "insert_usage_mysql") generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustorm-3f4cba04fba24397)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustorm
[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" "a7f9803387e8c3b9035f78042278084a2c23d78937a1ffb1ab74a3d06b80b3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f9803387e8c3b9035f78042278084a2c23d78937a1ffb1ab74a3d06b80b3cc", kill_on_drop: false }`
[INFO] [stdout] a7f9803387e8c3b9035f78042278084a2c23d78937a1ffb1ab74a3d06b80b3cc
