[INFO] cloning repository https://github.com/NarodBocaj/sap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NarodBocaj/sap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNarodBocaj%2Fsap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNarodBocaj%2Fsap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1776f92ee0924a548442de467515d42c3ac81ce
[INFO] checking NarodBocaj/sap against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNarodBocaj%2Fsap" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NarodBocaj/sap
[INFO] finished tweaking git repo https://github.com/NarodBocaj/sap
[INFO] tweaked toml for git repo https://github.com/NarodBocaj/sap written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NarodBocaj/sap on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NarodBocaj/sap 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-build-config v0.18.1
[INFO] [stderr]   Downloaded indoc v1.0.9
[INFO] [stderr]   Downloaded target-lexicon v0.12.6
[INFO] [stderr]   Downloaded pyo3-macros v0.18.1
[INFO] [stderr]   Downloaded unindent v0.1.11
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.18.1
[INFO] [stderr]   Downloaded python3-sys v0.7.1
[INFO] [stderr]   Downloaded pyo3-ffi v0.18.1
[INFO] [stderr]   Downloaded cpython v0.7.1
[INFO] [stderr]   Downloaded pyo3 v0.18.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c824ef5c5c671686759300e46d1ceb37985b2632d001a6ceabb0d10cb71df1e
[INFO] running `Command { std: "docker" "start" "-a" "7c824ef5c5c671686759300e46d1ceb37985b2632d001a6ceabb0d10cb71df1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c824ef5c5c671686759300e46d1ceb37985b2632d001a6ceabb0d10cb71df1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c824ef5c5c671686759300e46d1ceb37985b2632d001a6ceabb0d10cb71df1e", kill_on_drop: false }`
[INFO] [stdout] 7c824ef5c5c671686759300e46d1ceb37985b2632d001a6ceabb0d10cb71df1e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bc7b9415d96466f9bd76262a91773de6078cde3f0cf13bfebb57e2ea0fd8c4e
[INFO] running `Command { std: "docker" "start" "-a" "9bc7b9415d96466f9bd76262a91773de6078cde3f0cf13bfebb57e2ea0fd8c4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cpython v0.7.1
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling pyo3-build-config v0.18.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling pyo3-ffi v0.18.1
[INFO] [stderr]    Compiling pyo3 v0.18.1
[INFO] [stderr]    Compiling python3-sys v0.7.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.18.1
[INFO] [stderr]    Compiling pyo3-macros v0.18.1
[INFO] [stderr]     Checking sap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut created_friend = friend_maker(rand_num, self.canned_food_cnt);
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |             let mut created_food = Food{
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut new_frozen_friend = self.for_sale.remove(idx);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let mut bought_friend = self.for_sale.remove(idx);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |             for mut friend in &mut self.for_sale{
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lib.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |             for x in 0..5{
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lib.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 192 |             for x in 0..2{
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:189:17
[INFO] [stdout]     |
[INFO] [stdout] 189 |             let mut created_friend = friend_maker(rand_num, self.canned_food_cnt);
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:194:17
[INFO] [stdout]     |
[INFO] [stdout] 194 |             let mut created_food = Food{
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut new_frozen_friend = self.for_sale.remove(idx);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let mut bought_friend = self.for_sale.remove(idx);
[INFO] [stdout]     |             ----^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:395:17
[INFO] [stdout]     |
[INFO] [stdout] 395 |             let mut combined_friend = self.friendly_friends[opt[2] as usize] + self.shop.for_sale[opt[1] as usize];
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:441:17
[INFO] [stdout]     |
[INFO] [stdout] 441 |             let mut combined_pet = self.friendly_friends[idx1] + self.friendly_friends[idx2];
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:459:17
[INFO] [stdout]     |
[INFO] [stdout] 459 |             let mut mos1 = friends::friend_maker(friends::shop::MOSQUITO, 0);
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:460:17
[INFO] [stdout]     |
[INFO] [stdout] 460 |             let mut mos2 = friends::friend_maker(friends::shop::MOSQUITO, 0);
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/friends/shop.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |             for mut friend in &mut self.for_sale{
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lib.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |             for x in 0..5{
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lib.rs:192:17
[INFO] [stdout]     |
[INFO] [stdout] 192 |             for x in 0..2{
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:395:17
[INFO] [stdout]     |
[INFO] [stdout] 395 |             let mut combined_friend = self.friendly_friends[opt[2] as usize] + self.shop.for_sale[opt[1] as usize];
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:441:17
[INFO] [stdout]     |
[INFO] [stdout] 441 |             let mut combined_pet = self.friendly_friends[idx1] + self.friendly_friends[idx2];
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:459:17
[INFO] [stdout]     |
[INFO] [stdout] 459 |             let mut mos1 = friends::friend_maker(friends::shop::MOSQUITO, 0);
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:460:17
[INFO] [stdout]     |
[INFO] [stdout] 460 |             let mut mos2 = friends::friend_maker(friends::shop::MOSQUITO, 0);
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut ant1 = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut ant2 = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut ant3 = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut ant = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut duck = sap::friends::friend_maker(sap::friends::shop::DUCK, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut flamingo = sap::friends::friend_maker(sap::friends::shop::FLAMINGO, 0);
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut ant1 = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.39s
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut ant2 = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut ant3 = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut ant = sap::friends::friend_maker(sap::friends::shop::ANT, 0);
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut duck = sap::friends::friend_maker(sap::friends::shop::DUCK, 0);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut flamingo = sap::friends::friend_maker(sap::friends::shop::FLAMINGO, 0);
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9bc7b9415d96466f9bd76262a91773de6078cde3f0cf13bfebb57e2ea0fd8c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc7b9415d96466f9bd76262a91773de6078cde3f0cf13bfebb57e2ea0fd8c4e", kill_on_drop: false }`
[INFO] [stdout] 9bc7b9415d96466f9bd76262a91773de6078cde3f0cf13bfebb57e2ea0fd8c4e
