[INFO] cloning repository https://github.com/av-elier/sqs-to-slack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/av-elier/sqs-to-slack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fav-elier%2Fsqs-to-slack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fav-elier%2Fsqs-to-slack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c0bfef99a85c80379ea4d6bb56854fe1e3c9bae
[INFO] testing av-elier/sqs-to-slack against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fav-elier%2Fsqs-to-slack" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/av-elier/sqs-to-slack on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/av-elier/sqs-to-slack
[INFO] finished tweaking git repo https://github.com/av-elier/sqs-to-slack
[INFO] tweaked toml for git repo https://github.com/av-elier/sqs-to-slack written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/av-elier/sqs-to-slack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe979d274dcb6f0da7cdf4a325a7181225e8dc7bb4c118b538f6d7085f2ba62a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fe979d274dcb6f0da7cdf4a325a7181225e8dc7bb4c118b538f6d7085f2ba62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe979d274dcb6f0da7cdf4a325a7181225e8dc7bb4c118b538f6d7085f2ba62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe979d274dcb6f0da7cdf4a325a7181225e8dc7bb4c118b538f6d7085f2ba62a", kill_on_drop: false }`
[INFO] [stdout] fe979d274dcb6f0da7cdf4a325a7181225e8dc7bb4c118b538f6d7085f2ba62a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5bd0da36c7c39ea852d4edcfb0d5d93f59ded665604f1157b71a7af6e89475e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f5bd0da36c7c39ea852d4edcfb0d5d93f59ded665604f1157b71a7af6e89475e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling rust-ini v0.12.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling crossbeam-utils v0.6.1
[INFO] [stderr]    Compiling dirs v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling smallvec v0.6.6
[INFO] [stderr]    Compiling rusoto_core v0.34.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling hmac v0.5.0
[INFO] [stderr]    Compiling http v0.1.13
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling tokio-timer v0.2.7
[INFO] [stderr]    Compiling tokio-current-thread v0.1.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.6
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.3
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling config v0.9.1
[INFO] [stderr]    Compiling hyper v0.12.14
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling rusoto_credential v0.13.0
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling rusoto_sqs v0.34.0
[INFO] [stderr]    Compiling sqs-to-slack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/slack.rs:24:41
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ) -> Result<SlackSender<Https>, Box<Error>> {
[INFO] [stdout]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/slack.rs:34:66
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn send(&mut self, msg: &sqs::Message) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sqs.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |     client: Arc<Sqs>,
[INFO] [stdout]   |                 ^^^ help: use `dyn`: `dyn Sqs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sqs.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(queue_name: &str) -> Result<SqsSource, Box<Error>> {
[INFO] [stdout]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sqs.rs:28:69
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn read(&self, delete_on_read: bool) -> Result<Message, Box<Error>> {
[INFO] [stdout]    |                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sqs_to_slack.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:49:36
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn main_result() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "f5bd0da36c7c39ea852d4edcfb0d5d93f59ded665604f1157b71a7af6e89475e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bd0da36c7c39ea852d4edcfb0d5d93f59ded665604f1157b71a7af6e89475e", kill_on_drop: false }`
[INFO] [stdout] f5bd0da36c7c39ea852d4edcfb0d5d93f59ded665604f1157b71a7af6e89475e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 309e593a2335c1e879667bc39ed8432a0f77f1b03253605fe4d4fa822fbbcaae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "309e593a2335c1e879667bc39ed8432a0f77f1b03253605fe4d4fa822fbbcaae", kill_on_drop: false }`
[INFO] [stderr]    Compiling sqs-to-slack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/slack.rs:24:41
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ) -> Result<SlackSender<Https>, Box<Error>> {
[INFO] [stdout]    |                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/slack.rs:34:66
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn send(&mut self, msg: &sqs::Message) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sqs.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |     client: Arc<Sqs>,
[INFO] [stdout]   |                 ^^^ help: use `dyn`: `dyn Sqs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sqs.rs:14:59
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(queue_name: &str) -> Result<SqsSource, Box<Error>> {
[INFO] [stdout]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sqs.rs:28:69
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn read(&self, delete_on_read: bool) -> Result<Message, Box<Error>> {
[INFO] [stdout]    |                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sqs_to_slack.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:49:36
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn main_result() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "309e593a2335c1e879667bc39ed8432a0f77f1b03253605fe4d4fa822fbbcaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309e593a2335c1e879667bc39ed8432a0f77f1b03253605fe4d4fa822fbbcaae", kill_on_drop: false }`
[INFO] [stdout] 309e593a2335c1e879667bc39ed8432a0f77f1b03253605fe4d4fa822fbbcaae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17f838c51c639d1c1dc73cfd2e6050666ca5679640f057d5fe41d0a4b4903572
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17f838c51c639d1c1dc73cfd2e6050666ca5679640f057d5fe41d0a4b4903572", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/slack.rs:24:41
[INFO] [stderr]    |
[INFO] [stderr] 24 |     ) -> Result<SlackSender<Https>, 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/slack.rs:34:66
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn send(&mut self, msg: &sqs::Message) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/sqs.rs:8:17
[INFO] [stderr]   |
[INFO] [stderr] 8 |     client: Arc<Sqs>,
[INFO] [stderr]   |                 ^^^ help: use `dyn`: `dyn Sqs`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/sqs.rs:14:59
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(queue_name: &str) -> Result<SqsSource, Box<Error>> {
[INFO] [stderr]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/sqs.rs:28:69
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn read(&self, delete_on_read: bool) -> Result<Message, Box<Error>> {
[INFO] [stderr]    |                                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/sqs_to_slack.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 |     ) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:49:36
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn main_result() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sqs_to_slack-aedfc8d15caeeb59
[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 `Command { std: "docker" "inspect" "17f838c51c639d1c1dc73cfd2e6050666ca5679640f057d5fe41d0a4b4903572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f838c51c639d1c1dc73cfd2e6050666ca5679640f057d5fe41d0a4b4903572", kill_on_drop: false }`
[INFO] [stdout] 17f838c51c639d1c1dc73cfd2e6050666ca5679640f057d5fe41d0a4b4903572
