[INFO] crate sozuctl 0.11.0 is already in cache
[INFO] testing sozuctl-0.11.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate sozuctl 0.11.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sozuctl 0.11.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sozuctl 0.11.0
[INFO] finished tweaking crates.io crate sozuctl 0.11.0
[INFO] tweaked toml for crates.io crate sozuctl 0.11.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94d3a9f91456d6672b2407575f603652ed7dbc3e3b31ea1276f780829f457e0d
[INFO] running `"docker" "start" "-a" "94d3a9f91456d6672b2407575f603652ed7dbc3e3b31ea1276f780829f457e0d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling pool v0.1.4
[INFO] [stderr]    Compiling sozuctl v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling pem v0.5.1
[INFO] [stderr]    Compiling prettytable-rs v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling sozu-command-lib v0.11.0
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:529:17
[INFO] [stderr]     |
[INFO] [stderr] 529 |             let mut h2: HashMap<u32, String> = if let Ok(mut state) = st.try_lock() {
[INFO] [stderr]     |                 ----^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:529:58
[INFO] [stderr]     |
[INFO] [stderr] 529 |             let mut h2: HashMap<u32, String> = if let Ok(mut state) = st.try_lock() {
[INFO] [stderr]     |                                                          ----^^^^^
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:604:56
[INFO] [stderr]     |
[INFO] [stderr] 604 |               if let Some(CommandResponseData::Metrics(mut data)) = message.data {
[INFO] [stderr]     |                                                        ----^^^^
[INFO] [stderr]     |                                                        |
[INFO] [stderr]     |                                                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:947:19
[INFO] [stderr]     |
[INFO] [stderr] 947 |               let mut application_headers = vec!["id", "sticky_session", "https_redirect"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:950:19
[INFO] [stderr]     |
[INFO] [stderr] 950 |               let mut http_headers = vec!["id", "hostname", "path begin"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:953:19
[INFO] [stderr]     |
[INFO] [stderr] 953 |               let mut https_headers = vec!["id", "hostname", "path begin"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:956:19
[INFO] [stderr]     |
[INFO] [stderr] 956 |               let mut tcp_headers = vec!["id", "address"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:959:19
[INFO] [stderr]     |
[INFO] [stderr] 959 |               let mut backend_headers = vec!["backend id", "IP address", "Backup"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:974:25
[INFO] [stderr]     |
[INFO] [stderr] 974 |                     let mut entry = application_data.entry(app).or_insert(Vec::new());
[INFO] [stderr]     |                         ----^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:978:27
[INFO] [stderr]     |
[INFO] [stderr] 978 |                       let mut entry = frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:983:27
[INFO] [stderr]     |
[INFO] [stderr] 983 |                       let mut entry = https_frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:988:27
[INFO] [stderr]     |
[INFO] [stderr] 988 |                       let mut entry = tcp_frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:993:27
[INFO] [stderr]     |
[INFO] [stderr] 993 |                       let mut entry = backend_data.entry(backend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.97s
[INFO] running `"docker" "inspect" "94d3a9f91456d6672b2407575f603652ed7dbc3e3b31ea1276f780829f457e0d"`
[INFO] running `"docker" "rm" "-f" "94d3a9f91456d6672b2407575f603652ed7dbc3e3b31ea1276f780829f457e0d"`
[INFO] [stdout] 94d3a9f91456d6672b2407575f603652ed7dbc3e3b31ea1276f780829f457e0d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2601ab3325a66bfa7642011fa8f554e35f99178a34916ef49024ccbe548b62d7
[INFO] running `"docker" "start" "-a" "2601ab3325a66bfa7642011fa8f554e35f99178a34916ef49024ccbe548b62d7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sozuctl v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:529:17
[INFO] [stderr]     |
[INFO] [stderr] 529 |             let mut h2: HashMap<u32, String> = if let Ok(mut state) = st.try_lock() {
[INFO] [stderr]     |                 ----^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:529:58
[INFO] [stderr]     |
[INFO] [stderr] 529 |             let mut h2: HashMap<u32, String> = if let Ok(mut state) = st.try_lock() {
[INFO] [stderr]     |                                                          ----^^^^^
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:604:56
[INFO] [stderr]     |
[INFO] [stderr] 604 |               if let Some(CommandResponseData::Metrics(mut data)) = message.data {
[INFO] [stderr]     |                                                        ----^^^^
[INFO] [stderr]     |                                                        |
[INFO] [stderr]     |                                                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:947:19
[INFO] [stderr]     |
[INFO] [stderr] 947 |               let mut application_headers = vec!["id", "sticky_session", "https_redirect"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:950:19
[INFO] [stderr]     |
[INFO] [stderr] 950 |               let mut http_headers = vec!["id", "hostname", "path begin"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:953:19
[INFO] [stderr]     |
[INFO] [stderr] 953 |               let mut https_headers = vec!["id", "hostname", "path begin"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:956:19
[INFO] [stderr]     |
[INFO] [stderr] 956 |               let mut tcp_headers = vec!["id", "address"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:959:19
[INFO] [stderr]     |
[INFO] [stderr] 959 |               let mut backend_headers = vec!["backend id", "IP address", "Backup"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:974:25
[INFO] [stderr]     |
[INFO] [stderr] 974 |                     let mut entry = application_data.entry(app).or_insert(Vec::new());
[INFO] [stderr]     |                         ----^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:978:27
[INFO] [stderr]     |
[INFO] [stderr] 978 |                       let mut entry = frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:983:27
[INFO] [stderr]     |
[INFO] [stderr] 983 |                       let mut entry = https_frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:988:27
[INFO] [stderr]     |
[INFO] [stderr] 988 |                       let mut entry = tcp_frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:993:27
[INFO] [stderr]     |
[INFO] [stderr] 993 |                       let mut entry = backend_data.entry(backend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `"docker" "inspect" "2601ab3325a66bfa7642011fa8f554e35f99178a34916ef49024ccbe548b62d7"`
[INFO] running `"docker" "rm" "-f" "2601ab3325a66bfa7642011fa8f554e35f99178a34916ef49024ccbe548b62d7"`
[INFO] [stdout] 2601ab3325a66bfa7642011fa8f554e35f99178a34916ef49024ccbe548b62d7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stdout] 89e7c2683229034d8d45693eeee70fe94a7bd6c98b49d6cc3c9cb93569cd27a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "89e7c2683229034d8d45693eeee70fe94a7bd6c98b49d6cc3c9cb93569cd27a3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:529:17
[INFO] [stderr]     |
[INFO] [stderr] 529 |             let mut h2: HashMap<u32, String> = if let Ok(mut state) = st.try_lock() {
[INFO] [stderr]     |                 ----^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:529:58
[INFO] [stderr]     |
[INFO] [stderr] 529 |             let mut h2: HashMap<u32, String> = if let Ok(mut state) = st.try_lock() {
[INFO] [stderr]     |                                                          ----^^^^^
[INFO] [stderr]     |                                                          |
[INFO] [stderr]     |                                                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:604:56
[INFO] [stderr]     |
[INFO] [stderr] 604 |               if let Some(CommandResponseData::Metrics(mut data)) = message.data {
[INFO] [stderr]     |                                                        ----^^^^
[INFO] [stderr]     |                                                        |
[INFO] [stderr]     |                                                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:947:19
[INFO] [stderr]     |
[INFO] [stderr] 947 |               let mut application_headers = vec!["id", "sticky_session", "https_redirect"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:950:19
[INFO] [stderr]     |
[INFO] [stderr] 950 |               let mut http_headers = vec!["id", "hostname", "path begin"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:953:19
[INFO] [stderr]     |
[INFO] [stderr] 953 |               let mut https_headers = vec!["id", "hostname", "path begin"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:956:19
[INFO] [stderr]     |
[INFO] [stderr] 956 |               let mut tcp_headers = vec!["id", "address"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:959:19
[INFO] [stderr]     |
[INFO] [stderr] 959 |               let mut backend_headers = vec!["backend id", "IP address", "Backup"];
[INFO] [stderr]     |                   ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:974:25
[INFO] [stderr]     |
[INFO] [stderr] 974 |                     let mut entry = application_data.entry(app).or_insert(Vec::new());
[INFO] [stderr]     |                         ----^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:978:27
[INFO] [stderr]     |
[INFO] [stderr] 978 |                       let mut entry = frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:983:27
[INFO] [stderr]     |
[INFO] [stderr] 983 |                       let mut entry = https_frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:988:27
[INFO] [stderr]     |
[INFO] [stderr] 988 |                       let mut entry = tcp_frontend_data.entry(frontend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/command.rs:993:27
[INFO] [stderr]     |
[INFO] [stderr] 993 |                       let mut entry = backend_data.entry(backend).or_insert(Vec::new());
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sozuctl-05dddfaa01207875
[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" "89e7c2683229034d8d45693eeee70fe94a7bd6c98b49d6cc3c9cb93569cd27a3"`
[INFO] running `"docker" "rm" "-f" "89e7c2683229034d8d45693eeee70fe94a7bd6c98b49d6cc3c9cb93569cd27a3"`
[INFO] [stdout] 89e7c2683229034d8d45693eeee70fe94a7bd6c98b49d6cc3c9cb93569cd27a3