[INFO] crate c3p0_mysql 0.7.0 is already in cache
[INFO] extracting crate c3p0_mysql 0.7.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/c3p0_mysql/0.7.0
[INFO] extracting crate c3p0_mysql 0.7.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c3p0_mysql/0.7.0
[INFO] validating manifest of c3p0_mysql-0.7.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of c3p0_mysql-0.7.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing c3p0_mysql-0.7.0
[INFO] finished frobbing c3p0_mysql-0.7.0
[INFO] frobbed toml for c3p0_mysql-0.7.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/c3p0_mysql/0.7.0/Cargo.toml
[INFO] started frobbing c3p0_mysql-0.7.0
[INFO] finished frobbing c3p0_mysql-0.7.0
[INFO] frobbed toml for c3p0_mysql-0.7.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c3p0_mysql/0.7.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing c3p0_mysql-0.7.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c3p0_mysql/0.7.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e10bedd8c7b49b9281a96230f5ac4e6708312243fd5f7fda922eafe24cbdf871
[INFO] running `"docker" "start" "-a" "e10bedd8c7b49b9281a96230f5ac4e6708312243fd5f7fda922eafe24cbdf871"`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling mysql v16.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling c3p0_common v0.7.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.2
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling bigdecimal v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rust_decimal v1.0.2
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling r2d2 v0.8.5
[INFO] [stderr]    Compiling mysql_common v0.18.0
[INFO] [stderr]    Compiling r2d2_mysql v16.0.0
[INFO] [stderr]    Compiling c3p0_mysql v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:46:64
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn transaction<T, F: Fn(&MysqlConnection) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:128:49
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn execute(&self, sql: &str, params: &[&ToValue]) -> Result<u64, C3p0Error> {
[INFO] [stderr]     |                                                 ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:145:20
[INFO] [stderr]     |
[INFO] [stderr] 145 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:160:54
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub fn fetch_one<T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:163:20
[INFO] [stderr]     |
[INFO] [stderr] 163 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:179:61
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn fetch_one_option<T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:182:20
[INFO] [stderr]     |
[INFO] [stderr] 182 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:199:54
[INFO] [stderr]     |
[INFO] [stderr] 199 |     pub fn fetch_all<T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:202:20
[INFO] [stderr]     |
[INFO] [stderr] 202 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:221:20
[INFO] [stderr]     |
[INFO] [stderr] 221 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:240:16
[INFO] [stderr]     |
[INFO] [stderr] 240 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:254:16
[INFO] [stderr]     |
[INFO] [stderr] 254 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:259:68
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn fetch_one<C: GenericConnection, T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:262:16
[INFO] [stderr]     |
[INFO] [stderr] 262 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:269:75
[INFO] [stderr]     |
[INFO] [stderr] 269 | fn fetch_one_option<C: GenericConnection, T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:272:16
[INFO] [stderr]     |
[INFO] [stderr] 272 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:288:68
[INFO] [stderr]     |
[INFO] [stderr] 288 | fn fetch_all<C: GenericConnection, T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:291:16
[INFO] [stderr]     |
[INFO] [stderr] 291 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:297:39
[INFO] [stderr]     |
[INFO] [stderr] 297 |         .collect::<Result<Vec<T>, Box<std::error::Error>>>()
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:306:16
[INFO] [stderr]     |
[INFO] [stderr] 306 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:311:62
[INFO] [stderr]     |
[INFO] [stderr] 311 | fn to_value_mapper<T: FromValue>(row: &Row) -> Result<T, Box<std::error::Error>> {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.37s
[INFO] running `"docker" "inspect" "e10bedd8c7b49b9281a96230f5ac4e6708312243fd5f7fda922eafe24cbdf871"`
[INFO] running `"docker" "rm" "-f" "e10bedd8c7b49b9281a96230f5ac4e6708312243fd5f7fda922eafe24cbdf871"`
[INFO] [stdout] e10bedd8c7b49b9281a96230f5ac4e6708312243fd5f7fda922eafe24cbdf871
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c3p0_mysql/0.7.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c31fb16e41c3a939f753b168f1f4d1ef545d187a77cc1fa36d860efa32999383
[INFO] running `"docker" "start" "-a" "c31fb16e41c3a939f753b168f1f4d1ef545d187a77cc1fa36d860efa32999383"`
[INFO] [stderr]    Compiling c3p0_mysql v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:46:64
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn transaction<T, F: Fn(&MysqlConnection) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:128:49
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn execute(&self, sql: &str, params: &[&ToValue]) -> Result<u64, C3p0Error> {
[INFO] [stderr]     |                                                 ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:145:20
[INFO] [stderr]     |
[INFO] [stderr] 145 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:160:54
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub fn fetch_one<T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:163:20
[INFO] [stderr]     |
[INFO] [stderr] 163 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:179:61
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn fetch_one_option<T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:182:20
[INFO] [stderr]     |
[INFO] [stderr] 182 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:199:54
[INFO] [stderr]     |
[INFO] [stderr] 199 |     pub fn fetch_all<T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:202:20
[INFO] [stderr]     |
[INFO] [stderr] 202 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:221:20
[INFO] [stderr]     |
[INFO] [stderr] 221 |         params: &[&ToValue],
[INFO] [stderr]     |                    ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:240:16
[INFO] [stderr]     |
[INFO] [stderr] 240 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:254:16
[INFO] [stderr]     |
[INFO] [stderr] 254 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:259:68
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn fetch_one<C: GenericConnection, T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:262:16
[INFO] [stderr]     |
[INFO] [stderr] 262 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:269:75
[INFO] [stderr]     |
[INFO] [stderr] 269 | fn fetch_one_option<C: GenericConnection, T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:272:16
[INFO] [stderr]     |
[INFO] [stderr] 272 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:288:68
[INFO] [stderr]     |
[INFO] [stderr] 288 | fn fetch_all<C: GenericConnection, T, F: Fn(&Row) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:291:16
[INFO] [stderr]     |
[INFO] [stderr] 291 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:297:39
[INFO] [stderr]     |
[INFO] [stderr] 297 |         .collect::<Result<Vec<T>, Box<std::error::Error>>>()
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:306:16
[INFO] [stderr]     |
[INFO] [stderr] 306 |     params: &[&ToValue],
[INFO] [stderr]     |                ^^^^^^^ help: use `dyn`: `dyn ToValue`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:311:62
[INFO] [stderr]     |
[INFO] [stderr] 311 | fn to_value_mapper<T: FromValue>(row: &Row) -> Result<T, Box<std::error::Error>> {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "c31fb16e41c3a939f753b168f1f4d1ef545d187a77cc1fa36d860efa32999383"`
[INFO] running `"docker" "rm" "-f" "c31fb16e41c3a939f753b168f1f4d1ef545d187a77cc1fa36d860efa32999383"`
[INFO] [stdout] c31fb16e41c3a939f753b168f1f4d1ef545d187a77cc1fa36d860efa32999383
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c3p0_mysql/0.7.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0f8be0fb34cf1883cc3a2976b466525f294883b976665ed167a6559f5377ad21
[INFO] running `"docker" "start" "-a" "0f8be0fb34cf1883cc3a2976b466525f294883b976665ed167a6559f5377ad21"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/c3p0_mysql-105c6795e05287d4
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests c3p0_mysql
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0f8be0fb34cf1883cc3a2976b466525f294883b976665ed167a6559f5377ad21"`
[INFO] running `"docker" "rm" "-f" "0f8be0fb34cf1883cc3a2976b466525f294883b976665ed167a6559f5377ad21"`
[INFO] [stdout] 0f8be0fb34cf1883cc3a2976b466525f294883b976665ed167a6559f5377ad21