[INFO] cloning repository https://github.com/sepiropht/kvs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sepiropht/kvs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepiropht%2Fkvs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepiropht%2Fkvs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04130a5c8f6c863ac8bf1714765aa6ea7ae90653
[INFO] checking sepiropht/kvs against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepiropht%2Fkvs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sepiropht/kvs
[INFO] finished tweaking git repo https://github.com/sepiropht/kvs
[INFO] tweaked toml for git repo https://github.com/sepiropht/kvs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sepiropht/kvs on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sepiropht/kvs 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2a4aa806f2bbc66164b0c6a81040040fb79aaf23bfebd25d5dbcff0322cb969
[INFO] running `Command { std: "docker" "start" "-a" "f2a4aa806f2bbc66164b0c6a81040040fb79aaf23bfebd25d5dbcff0322cb969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a4aa806f2bbc66164b0c6a81040040fb79aaf23bfebd25d5dbcff0322cb969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a4aa806f2bbc66164b0c6a81040040fb79aaf23bfebd25d5dbcff0322cb969", kill_on_drop: false }`
[INFO] [stdout] f2a4aa806f2bbc66164b0c6a81040040fb79aaf23bfebd25d5dbcff0322cb969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ce72376f5742d26b607fd199ccc02d04eccd60699e4d188353f09bb0948fcff
[INFO] running `Command { std: "docker" "start" "-a" "2ce72376f5742d26b607fd199ccc02d04eccd60699e4d188353f09bb0948fcff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking float-cmp v0.6.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking predicates v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking kvs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/bin/kvs.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     unimplemented!();
[INFO] [stdout]    |     ---------------- any code following this expression is unreachable
[INFO] [stdout] 73 |     store.set(key, value);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/bin/kvs.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     unimplemented!();
[INFO] [stdout]    |     ---------------- any code following this expression is unreachable
[INFO] [stdout] 78 |     let res = store.get(key.to_owned());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/bin/kvs.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     unimplemented!();
[INFO] [stdout]    |     ---------------- any code following this expression is unreachable
[INFO] [stdout] 87 |     let res = store.get(key.to_owned());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/kvs.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut store = KvStore::new();
[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: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut store = KvStore::new();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_value`
[INFO] [stdout]   --> src/bin/kvs.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             key_value,
[INFO] [stdout]    |             ^^^^^^^^^ help: try ignoring the field: `key_value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all`
[INFO] [stdout]   --> src/bin/kvs.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             all,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `all: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interactive`
[INFO] [stdout]   --> src/bin/kvs.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             interactive,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `interactive: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             key,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `key: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all`
[INFO] [stdout]   --> src/bin/kvs.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             all,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `all: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interactive`
[INFO] [stdout]   --> src/bin/kvs.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             interactive,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `interactive: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             key,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `key: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all`
[INFO] [stdout]   --> src/bin/kvs.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             all,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `all: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interactive`
[INFO] [stdout]   --> src/bin/kvs.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             interactive,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `interactive: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/bin/kvs.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:71:36
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get(key: String, store: &KvStore) {
[INFO] [stdout]    |        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get(key: String, store: &KvStore) {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn rm(key: String, store: &KvStore) {
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:85:20
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn rm(key: String, store: &KvStore) {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set` is never used
[INFO] [stdout]   --> src/bin/kvs.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get` is never used
[INFO] [stdout]   --> src/bin/kvs.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get(key: String, store: &KvStore) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rm` is never used
[INFO] [stdout]   --> src/bin/kvs.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn rm(key: String, store: &KvStore) {
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking escargot v0.4.0
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/bin/kvs.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     unimplemented!();
[INFO] [stdout]    |     ---------------- any code following this expression is unreachable
[INFO] [stdout] 73 |     store.set(key, value);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/bin/kvs.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     unimplemented!();
[INFO] [stdout]    |     ---------------- any code following this expression is unreachable
[INFO] [stdout] 78 |     let res = store.get(key.to_owned());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/bin/kvs.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     unimplemented!();
[INFO] [stdout]    |     ---------------- any code following this expression is unreachable
[INFO] [stdout] 87 |     let res = store.get(key.to_owned());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/kvs.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut store = KvStore::new();
[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: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut store = KvStore::new();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_value`
[INFO] [stdout]   --> src/bin/kvs.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             key_value,
[INFO] [stdout]    |             ^^^^^^^^^ help: try ignoring the field: `key_value: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all`
[INFO] [stdout]   --> src/bin/kvs.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             all,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `all: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interactive`
[INFO] [stdout]   --> src/bin/kvs.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             interactive,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `interactive: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             key,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `key: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all`
[INFO] [stdout]   --> src/bin/kvs.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             all,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `all: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interactive`
[INFO] [stdout]   --> src/bin/kvs.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             interactive,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `interactive: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             key,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `key: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all`
[INFO] [stdout]   --> src/bin/kvs.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             all,
[INFO] [stdout]    |             ^^^ help: try ignoring the field: `all: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interactive`
[INFO] [stdout]   --> src/bin/kvs.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |             interactive,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `interactive: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/bin/kvs.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:71:36
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get(key: String, store: &KvStore) {
[INFO] [stdout]    |        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get(key: String, store: &KvStore) {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]   --> src/bin/kvs.rs:85:7
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn rm(key: String, store: &KvStore) {
[INFO] [stdout]    |       ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `store`
[INFO] [stdout]   --> src/bin/kvs.rs:85:20
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn rm(key: String, store: &KvStore) {
[INFO] [stdout]    |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_store`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set` is never used
[INFO] [stdout]   --> src/bin/kvs.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn set(key: String, value: String, store: &KvStore) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get` is never used
[INFO] [stdout]   --> src/bin/kvs.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn get(key: String, store: &KvStore) {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rm` is never used
[INFO] [stdout]   --> src/bin/kvs.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn rm(key: String, store: &KvStore) {
[INFO] [stdout]    |    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.21s
[INFO] running `Command { std: "docker" "inspect" "2ce72376f5742d26b607fd199ccc02d04eccd60699e4d188353f09bb0948fcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce72376f5742d26b607fd199ccc02d04eccd60699e4d188353f09bb0948fcff", kill_on_drop: false }`
[INFO] [stdout] 2ce72376f5742d26b607fd199ccc02d04eccd60699e4d188353f09bb0948fcff
