[INFO] fetching crate datacake-chitchat-fork 0.5.1...
[INFO] checking datacake-chitchat-fork-0.5.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate datacake-chitchat-fork 0.5.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate datacake-chitchat-fork 0.5.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate datacake-chitchat-fork 0.5.1
[INFO] finished tweaking crates.io crate datacake-chitchat-fork 0.5.1
[INFO] tweaked toml for crates.io crate datacake-chitchat-fork 0.5.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding mock_instant v0.2.1 (latest: v0.4.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mock_instant v0.2.1
[INFO] [stderr]   Downloaded tracing-log v0.2.0
[INFO] [stderr]   Downloaded assert-json-diff v2.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbae1121e2b6d9783f52d8399bbe9ef6143899973087c4ece5b37c8a932a18a9
[INFO] running `Command { std: "docker" "start" "-a" "cbae1121e2b6d9783f52d8399bbe9ef6143899973087c4ece5b37c8a932a18a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbae1121e2b6d9783f52d8399bbe9ef6143899973087c4ece5b37c8a932a18a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbae1121e2b6d9783f52d8399bbe9ef6143899973087c4ece5b37c8a932a18a9", kill_on_drop: false }`
[INFO] [stdout] cbae1121e2b6d9783f52d8399bbe9ef6143899973087c4ece5b37c8a932a18a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0d1ada6b1396beee94f69fca654d51ab71d209aa91d308e63781fc572d10438
[INFO] running `Command { std: "docker" "start" "-a" "e0d1ada6b1396beee94f69fca654d51ab71d209aa91d308e63781fc572d10438", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking mock_instant v0.2.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking serde v1.0.200
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking datacake-chitchat-fork v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/state.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let mut node_state_map = self
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/state.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let mut node_state_map = self
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chitchat`
[INFO] [stdout]  --> tests/perf_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chitchat::transport::{ChannelTransport, Transport, TransportExt};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chitchat`
[INFO] [stdout]    --> tests/perf_test.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     use chitchat::transport::TransportExt;
[INFO] [stdout]     |         ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chitchat`
[INFO] [stdout]    --> tests/perf_test.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     use chitchat::transport::TransportExt;
[INFO] [stdout]     |         ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `chitchat`
[INFO] [stdout]  --> tests/perf_test.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chitchat::{spawn_chitchat, ChitchatConfig, ChitchatHandle, FailureDetectorConfig, NodeId};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `datacake-chitchat-fork` (test "perf_test") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e0d1ada6b1396beee94f69fca654d51ab71d209aa91d308e63781fc572d10438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d1ada6b1396beee94f69fca654d51ab71d209aa91d308e63781fc572d10438", kill_on_drop: false }`
[INFO] [stdout] e0d1ada6b1396beee94f69fca654d51ab71d209aa91d308e63781fc572d10438
[INFO] checking datacake-chitchat-fork-0.5.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate datacake-chitchat-fork 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate datacake-chitchat-fork 0.5.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate datacake-chitchat-fork 0.5.1
[INFO] finished tweaking crates.io crate datacake-chitchat-fork 0.5.1
[INFO] tweaked toml for crates.io crate datacake-chitchat-fork 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding mock_instant v0.2.1 (latest: v0.4.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.5)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9be56103901454d54caf40f5d62b29c52ccec42270a78eb04e77b054744aee64
[INFO] running `Command { std: "docker" "start" "-a" "9be56103901454d54caf40f5d62b29c52ccec42270a78eb04e77b054744aee64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9be56103901454d54caf40f5d62b29c52ccec42270a78eb04e77b054744aee64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be56103901454d54caf40f5d62b29c52ccec42270a78eb04e77b054744aee64", kill_on_drop: false }`
[INFO] [stdout] 9be56103901454d54caf40f5d62b29c52ccec42270a78eb04e77b054744aee64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b852c2cef42d7ec28520c95bfab654fb6fb670bc4579c8f26a4c46aea54ef224
[INFO] running `Command { std: "docker" "start" "-a" "b852c2cef42d7ec28520c95bfab654fb6fb670bc4579c8f26a4c46aea54ef224", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking mock_instant v0.2.1
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking serde v1.0.200
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking datacake-chitchat-fork v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/state.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let mut node_state_map = self
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chitchat`
[INFO] [stdout]  --> tests/perf_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chitchat::transport::{ChannelTransport, Transport, TransportExt};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chitchat`
[INFO] [stdout]    --> tests/perf_test.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     use chitchat::transport::TransportExt;
[INFO] [stdout]     |         ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chitchat`
[INFO] [stdout]    --> tests/perf_test.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     use chitchat::transport::TransportExt;
[INFO] [stdout]     |         ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `chitchat`
[INFO] [stdout]  --> tests/perf_test.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chitchat::{spawn_chitchat, ChitchatConfig, ChitchatHandle, FailureDetectorConfig, NodeId};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `chitchat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `datacake-chitchat-fork` (test "perf_test") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/state.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let mut node_state_map = self
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b852c2cef42d7ec28520c95bfab654fb6fb670bc4579c8f26a4c46aea54ef224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b852c2cef42d7ec28520c95bfab654fb6fb670bc4579c8f26a4c46aea54ef224", kill_on_drop: false }`
[INFO] [stdout] b852c2cef42d7ec28520c95bfab654fb6fb670bc4579c8f26a4c46aea54ef224
