[INFO] updating cached repository lukaspustina/rs-collector
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lukaspustina/rs-collector
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lukaspustina/rs-collector" "work/ex/beta-1.38-1/sources/1.37.0/gh/lukaspustina/rs-collector"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lukaspustina/rs-collector'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lukaspustina/rs-collector" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lukaspustina/rs-collector"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lukaspustina/rs-collector'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2aaeab49aa7c5e98f58e0a492a63bc27247b9daa
[INFO] sha for GitHub repo lukaspustina/rs-collector: 2aaeab49aa7c5e98f58e0a492a63bc27247b9daa
[INFO] validating manifest of lukaspustina/rs-collector 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 lukaspustina/rs-collector 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 lukaspustina/rs-collector
[INFO] finished frobbing lukaspustina/rs-collector
[INFO] frobbed toml for lukaspustina/rs-collector written to work/ex/beta-1.38-1/sources/1.37.0/gh/lukaspustina/rs-collector/Cargo.toml
[INFO] started frobbing lukaspustina/rs-collector
[INFO] finished frobbing lukaspustina/rs-collector
[INFO] frobbed toml for lukaspustina/rs-collector written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lukaspustina/rs-collector/Cargo.toml
[INFO] crate lukaspustina/rs-collector already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lukaspustina/rs-collector/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 lukaspustina/rs-collector against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lukaspustina/rs-collector:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ba03d0e94dba2646bfe82fb4d3b17a77e98c6dd60d78a1314ff7bef0dba3c43f
[INFO] running `"docker" "start" "-a" "ba03d0e94dba2646bfe82fb4d3b17a77e98c6dd60d78a1314ff7bef0dba3c43f"`
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[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/mod.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn create_collectors(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[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/collectors/galera.rs:39:53
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/hasipaddr.rs:31:53
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/jvm.rs:27:53
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/mongo.rs:48:53
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/mongo.rs:49:33
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut collectors: Vec<Box<Collector + Send>> = Vec::new();
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/postfix.rs:21:53
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/rscollector.rs:22:48
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn create_instances(_: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/megaraid.rs:32:53
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:45:82
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn load_from_rs_collector_config(file_path: &Path) -> Result<Config, 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/config.rs:57:63
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn load_toml(file_path: &Path) -> Result<toml::Value, 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/scheduler.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn run(collectors: Vec<Box<Collector + Send>>, config: &Config) -> () {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:104:30
[INFO] [stderr]     |
[INFO] [stderr] 104 |     collector: Arc<Mutex<Box<Collector + Send>>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:113:27
[INFO] [stderr]     |
[INFO] [stderr] 113 |            collector: Box<Collector + Send>)
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:247:38
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn get_tick_interval(collector: &Box<Collector + Send>) -> i32 {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:252:25
[INFO] [stderr]     |
[INFO] [stderr] 252 |     collectors: Vec<Box<Collector + Send>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]    --> src/collectors/galera.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |         if let Some(ref pool) = self.pool {
[INFO] [stderr]     |                         ^^^^ help: consider prefixing with an underscore: `_pool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/collectors/mongo.rs:342:35
[INFO] [stderr]     |
[INFO] [stderr] 342 |         Some(&Bson::FloatingPoint(v)) => Ok(doc!{}),
[INFO] [stderr]     |                                   ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Helo`
[INFO] [stderr]   --> src/scheduler.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Helo,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:78:60
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<Error>> {
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 51s
[INFO] running `"docker" "inspect" "ba03d0e94dba2646bfe82fb4d3b17a77e98c6dd60d78a1314ff7bef0dba3c43f"`
[INFO] running `"docker" "rm" "-f" "ba03d0e94dba2646bfe82fb4d3b17a77e98c6dd60d78a1314ff7bef0dba3c43f"`
[INFO] [stdout] ba03d0e94dba2646bfe82fb4d3b17a77e98c6dd60d78a1314ff7bef0dba3c43f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lukaspustina/rs-collector:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] abf237f57ad47a8f3b5a0a075d18400c5eee039130d4ff8968c78282dd5f885a
[INFO] running `"docker" "start" "-a" "abf237f57ad47a8f3b5a0a075d18400c5eee039130d4ff8968c78282dd5f885a"`
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling mktemp v0.3.1
[INFO] [stderr]    Compiling rs-collector v0.1.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:78:60
[INFO] [stderr]    |
[INFO] [stderr] 78 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<Error>> {
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn 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/collectors/mod.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn create_collectors(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[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/collectors/galera.rs:39:53
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/hasipaddr.rs:31:53
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/jvm.rs:27:53
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/mongo.rs:48:53
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/mongo.rs:49:33
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut collectors: Vec<Box<Collector + Send>> = Vec::new();
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/postfix.rs:21:53
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/rscollector.rs:22:48
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn create_instances(_: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/collectors/megaraid.rs:32:53
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn create_instances(config: &Config) -> Vec<Box<Collector + Send>> {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:45:82
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn load_from_rs_collector_config(file_path: &Path) -> Result<Config, 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/config.rs:57:63
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn load_toml(file_path: &Path) -> Result<toml::Value, 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/scheduler.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn run(collectors: Vec<Box<Collector + Send>>, config: &Config) -> () {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:104:30
[INFO] [stderr]     |
[INFO] [stderr] 104 |     collector: Arc<Mutex<Box<Collector + Send>>>,
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:113:27
[INFO] [stderr]     |
[INFO] [stderr] 113 |            collector: Box<Collector + Send>)
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:247:38
[INFO] [stderr]     |
[INFO] [stderr] 247 | fn get_tick_interval(collector: &Box<Collector + Send>) -> i32 {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scheduler.rs:252:25
[INFO] [stderr]     |
[INFO] [stderr] 252 |     collectors: Vec<Box<Collector + Send>>,
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Collector + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]    --> src/collectors/galera.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |         if let Some(ref pool) = self.pool {
[INFO] [stderr]     |                         ^^^^ help: consider prefixing with an underscore: `_pool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/collectors/mongo.rs:342:35
[INFO] [stderr]     |
[INFO] [stderr] 342 |         Some(&Bson::FloatingPoint(v)) => Ok(doc!{}),
[INFO] [stderr]     |                                   ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Helo`
[INFO] [stderr]   --> src/scheduler.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Helo,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.75s
[INFO] running `"docker" "inspect" "abf237f57ad47a8f3b5a0a075d18400c5eee039130d4ff8968c78282dd5f885a"`
[INFO] running `"docker" "rm" "-f" "abf237f57ad47a8f3b5a0a075d18400c5eee039130d4ff8968c78282dd5f885a"`
[INFO] [stdout] abf237f57ad47a8f3b5a0a075d18400c5eee039130d4ff8968c78282dd5f885a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lukaspustina/rs-collector:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 4ff7c43c75fa571385cd108dfe01c58276f863987f732e7c8ee4adc4da4370d4
[INFO] running `"docker" "start" "-a" "4ff7c43c75fa571385cd108dfe01c58276f863987f732e7c8ee4adc4da4370d4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rs_collector-f4b881c66cc755f7
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test utils::tests::uuid_to_decimal_okay ... ok
[INFO] [stdout] test collectors::galera::tests::convert_correct_test_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rs_collector-9917087868abaea1
[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]      Running /opt/crater/target/debug/deps/lib-5ff02f8f9b187558
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests rs-collector
[INFO] [stdout] test config::load_rs_collector_config ... ok
[INFO] [stdout] test config::load_rs_collector_config_with_galera_config ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4ff7c43c75fa571385cd108dfe01c58276f863987f732e7c8ee4adc4da4370d4"`
[INFO] running `"docker" "rm" "-f" "4ff7c43c75fa571385cd108dfe01c58276f863987f732e7c8ee4adc4da4370d4"`
[INFO] [stdout] 4ff7c43c75fa571385cd108dfe01c58276f863987f732e7c8ee4adc4da4370d4