[INFO] cloning repository https://github.com/copyleftdev/prime_cluster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/copyleftdev/prime_cluster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcopyleftdev%2Fprime_cluster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcopyleftdev%2Fprime_cluster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c210d808b6e3048adb432b79a8418ca0151230ea
[INFO] testing copyleftdev/prime_cluster against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcopyleftdev%2Fprime_cluster" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/copyleftdev/prime_cluster on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/copyleftdev/prime_cluster
[INFO] finished tweaking git repo https://github.com/copyleftdev/prime_cluster
[INFO] tweaked toml for git repo https://github.com/copyleftdev/prime_cluster written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/copyleftdev/prime_cluster already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.39
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[INFO] [stderr]   Downloaded hermit-abi v0.5.0
[INFO] [stderr]   Downloaded kqueue v1.0.8
[INFO] [stderr]   Downloaded notify-types v2.0.0
[INFO] [stderr]   Downloaded inotify v0.11.0
[INFO] [stderr]   Downloaded actix-server v2.5.1
[INFO] [stderr]   Downloaded serde_yaml v0.9.34+deprecated
[INFO] [stderr]   Downloaded derive_more-impl v2.0.1
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[INFO] [stderr]   Downloaded actix-web v4.10.2
[INFO] [stderr]   Downloaded libc v0.2.170
[INFO] [stderr]   Downloaded ring v0.17.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfdeb3a163cd4d413ad3941dfd47dc3d2e7086939542da796d2eb0d3a15f5801
[INFO] running `Command { std: "docker" "start" "-a" "dfdeb3a163cd4d413ad3941dfd47dc3d2e7086939542da796d2eb0d3a15f5801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfdeb3a163cd4d413ad3941dfd47dc3d2e7086939542da796d2eb0d3a15f5801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfdeb3a163cd4d413ad3941dfd47dc3d2e7086939542da796d2eb0d3a15f5801", kill_on_drop: false }`
[INFO] [stdout] dfdeb3a163cd4d413ad3941dfd47dc3d2e7086939542da796d2eb0d3a15f5801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ad5d925b42bd2466fda30fe8b91424fa70d3489da920c0e3963759b98232368
[INFO] running `Command { std: "docker" "start" "-a" "8ad5d925b42bd2466fda30fe8b91424fa70d3489da920c0e3963759b98232368", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
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[INFO] [stderr]    Compiling cookie v0.16.2
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[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
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[INFO] [stderr]    Compiling brotli v7.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
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[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
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[INFO] [stderr]    Compiling notify v8.0.0
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[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling actix-router v0.5.3
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
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[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling actix-macros v0.2.4
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[INFO] [stderr]    Compiling tokio v1.44.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling env_logger v0.11.7
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling tokio-util v0.7.13
[INFO] [stderr]    Compiling actix-rt v2.10.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling actix-server v2.5.1
[INFO] [stderr]    Compiling h2 v0.4.8
[INFO] [stderr]    Compiling actix-codec v0.5.2
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling actix-http v3.10.0
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling actix-web v4.10.2
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.12
[INFO] [stderr]    Compiling master v0.1.0 (/opt/rustwide/workdir/master)
[INFO] [stderr]    Compiling worker v0.1.0 (/opt/rustwide/workdir/worker)
[INFO] [stderr]    Compiling load_balancer v0.1.0 (/opt/rustwide/workdir/load_balancer)
[INFO] [stdout] warning: function `get_config` is never used
[INFO] [stdout]   --> worker/src/config.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn get_config() -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `register_worker`, and `is_empty` are never used
[INFO] [stdout]   --> load_balancer/src/discovery.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl WorkerPool {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 11 |     // Create a new empty worker pool
[INFO] [stdout] 12 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn register_worker(&mut self, url: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_worker_pool` is never used
[INFO] [stdout]   --> load_balancer/src/discovery.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn create_worker_pool() -> SharedWorkerPool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "8ad5d925b42bd2466fda30fe8b91424fa70d3489da920c0e3963759b98232368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad5d925b42bd2466fda30fe8b91424fa70d3489da920c0e3963759b98232368", kill_on_drop: false }`
[INFO] [stdout] 8ad5d925b42bd2466fda30fe8b91424fa70d3489da920c0e3963759b98232368
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da2e747ba15263adb895a98d9553434572af960a98ca85768d1c82a5e0e4914c
[INFO] running `Command { std: "docker" "start" "-a" "da2e747ba15263adb895a98d9553434572af960a98ca85768d1c82a5e0e4914c", kill_on_drop: false }`
[INFO] [stderr]    Compiling master v0.1.0 (/opt/rustwide/workdir/master)
[INFO] [stderr]    Compiling load_balancer v0.1.0 (/opt/rustwide/workdir/load_balancer)
[INFO] [stderr]    Compiling worker v0.1.0 (/opt/rustwide/workdir/worker)
[INFO] [stdout] warning: function `get_config` is never used
[INFO] [stdout]   --> worker/src/config.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn get_config() -> Config {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `register_worker`, and `is_empty` are never used
[INFO] [stdout]   --> load_balancer/src/discovery.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl WorkerPool {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 11 |     // Create a new empty worker pool
[INFO] [stdout] 12 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn register_worker(&mut self, url: String) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_worker_pool` is never used
[INFO] [stdout]   --> load_balancer/src/discovery.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn create_worker_pool() -> SharedWorkerPool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "da2e747ba15263adb895a98d9553434572af960a98ca85768d1c82a5e0e4914c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2e747ba15263adb895a98d9553434572af960a98ca85768d1c82a5e0e4914c", kill_on_drop: false }`
[INFO] [stdout] da2e747ba15263adb895a98d9553434572af960a98ca85768d1c82a5e0e4914c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3dccac31f3b270703f3074bd00d71d404cf13c6a9df857570b14ac5a79ad2dd6
[INFO] running `Command { std: "docker" "start" "-a" "3dccac31f3b270703f3074bd00d71d404cf13c6a9df857570b14ac5a79ad2dd6", kill_on_drop: false }`
[INFO] [stderr] warning: function `get_config` is never used
[INFO] [stderr]   --> worker/src/config.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn get_config() -> Config {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `register_worker`, and `is_empty` are never used
[INFO] [stderr]   --> load_balancer/src/discovery.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl WorkerPool {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 11 |     // Create a new empty worker pool
[INFO] [stderr] 12 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub fn register_worker(&mut self, url: String) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_worker_pool` is never used
[INFO] [stderr]   --> load_balancer/src/discovery.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub fn create_worker_pool() -> SharedWorkerPool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `worker` (bin "worker" test) generated 1 warning
[INFO] [stderr] warning: `load_balancer` (bin "load_balancer" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/load_balancer-eab43581723764df)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/master-b5dde09c2f587fca)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/worker-a8b8306796b3d15b)
[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" "3dccac31f3b270703f3074bd00d71d404cf13c6a9df857570b14ac5a79ad2dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dccac31f3b270703f3074bd00d71d404cf13c6a9df857570b14ac5a79ad2dd6", kill_on_drop: false }`
[INFO] [stdout] 3dccac31f3b270703f3074bd00d71d404cf13c6a9df857570b14ac5a79ad2dd6