[INFO] cloning repository https://github.com/f3r10/rust-redis-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/f3r10/rust-redis-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff3r10%2Frust-redis-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff3r10%2Frust-redis-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0219b868d38f443e88be95021425d16907e844dc
[INFO] checking f3r10/rust-redis-client against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff3r10%2Frust-redis-client" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/f3r10/rust-redis-client on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/f3r10/rust-redis-client
[INFO] finished tweaking git repo https://github.com/f3r10/rust-redis-client
[INFO] tweaked toml for git repo https://github.com/f3r10/rust-redis-client written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/f3r10/rust-redis-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a5994ace8d4b67d637dc4f864d968eb8659bc213fd1648458a146edc2bf662b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a5994ace8d4b67d637dc4f864d968eb8659bc213fd1648458a146edc2bf662b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a5994ace8d4b67d637dc4f864d968eb8659bc213fd1648458a146edc2bf662b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5994ace8d4b67d637dc4f864d968eb8659bc213fd1648458a146edc2bf662b", kill_on_drop: false }`
[INFO] [stdout] 7a5994ace8d4b67d637dc4f864d968eb8659bc213fd1648458a146edc2bf662b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8777c42a4f0d83b796523f4c379dbca052b48d29c63377b7d4d87c0416ed62be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8777c42a4f0d83b796523f4c379dbca052b48d29c63377b7d4d87c0416ed62be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking redis-cilent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:121:34
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn deserialize_bool<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:126:32
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn deserialize_i8<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:131:33
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:155:32
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:162:33
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:169:33
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:176:33
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:199:34
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn deserialize_char<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:254:36
[INFO] [stdout]     |
[INFO] [stdout] 254 |     fn deserialize_option<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:259:34
[INFO] [stdout]     |
[INFO] [stdout] 259 |     fn deserialize_unit<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:264:41
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn deserialize_unit_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:264:61
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn deserialize_unit_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:269:44
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn deserialize_newtype_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:269:64
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn deserialize_newtype_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/de.rs:284:35
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn deserialize_tuple<V>(self, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:284:47
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn deserialize_tuple<V>(self, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:289:42
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn deserialize_tuple_struct<V>(self, name: &'static str, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/de.rs:289:62
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn deserialize_tuple_struct<V>(self, name: &'static str, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:289:74
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn deserialize_tuple_struct<V>(self, name: &'static str, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:294:33
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn deserialize_map<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:299:36
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn deserialize_struct<V>(self, name: &'static str, fields: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fields`
[INFO] [stdout]    --> src/de.rs:299:56
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn deserialize_struct<V>(self, name: &'static str, fields: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fields`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:299:89
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn deserialize_struct<V>(self, name: &'static str, fields: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:304:34
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn deserialize_enum<V>(self, name: &'static str, variants: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variants`
[INFO] [stdout]    --> src/de.rs:304:54
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn deserialize_enum<V>(self, name: &'static str, variants: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:304:89
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn deserialize_enum<V>(self, name: &'static str, variants: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:309:40
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn deserialize_identifier<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:314:41
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn deserialize_ignored_any<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CRLF_BYTES`
[INFO] [stdout]  --> src/de.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const CRLF_BYTES: &str = "\r\n";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RedisArray`
[INFO] [stdout]  --> src/de.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum RedisArray {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:121:34
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn deserialize_bool<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:126:32
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn deserialize_i8<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:131:33
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn deserialize_i16<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn deserialize_i32<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:155:32
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn deserialize_u8<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:162:33
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn deserialize_u16<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:169:33
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn deserialize_u32<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:176:33
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn deserialize_u64<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:199:34
[INFO] [stdout]     |
[INFO] [stdout] 199 |     fn deserialize_char<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:254:36
[INFO] [stdout]     |
[INFO] [stdout] 254 |     fn deserialize_option<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:259:34
[INFO] [stdout]     |
[INFO] [stdout] 259 |     fn deserialize_unit<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:264:41
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn deserialize_unit_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:264:61
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn deserialize_unit_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:269:44
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn deserialize_newtype_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:269:64
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn deserialize_newtype_struct<V>(self, name: &'static str, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/de.rs:284:35
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn deserialize_tuple<V>(self, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:284:47
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn deserialize_tuple<V>(self, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                               ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:289:42
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn deserialize_tuple_struct<V>(self, name: &'static str, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]    --> src/de.rs:289:62
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn deserialize_tuple_struct<V>(self, name: &'static str, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:289:74
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn deserialize_tuple_struct<V>(self, name: &'static str, len: usize, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:294:33
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn deserialize_map<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:299:36
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn deserialize_struct<V>(self, name: &'static str, fields: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fields`
[INFO] [stdout]    --> src/de.rs:299:56
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn deserialize_struct<V>(self, name: &'static str, fields: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fields`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:299:89
[INFO] [stdout]     |
[INFO] [stdout] 299 |     fn deserialize_struct<V>(self, name: &'static str, fields: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/de.rs:304:34
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn deserialize_enum<V>(self, name: &'static str, variants: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variants`
[INFO] [stdout]    --> src/de.rs:304:54
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn deserialize_enum<V>(self, name: &'static str, variants: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:304:89
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn deserialize_enum<V>(self, name: &'static str, variants: &'static [&'static str], visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                                                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:309:40
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn deserialize_identifier<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/de.rs:314:41
[INFO] [stdout]     |
[INFO] [stdout] 314 |     fn deserialize_ignored_any<V>(self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CRLF_BYTES`
[INFO] [stdout]  --> src/de.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const CRLF_BYTES: &str = "\r\n";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RedisArray`
[INFO] [stdout]  --> src/de.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum RedisArray {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RedisCommand`
[INFO] [stdout]  --> src/main.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum RedisCommand {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RedisCommand`
[INFO] [stdout]  --> src/main.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum RedisCommand {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.55s
[INFO] running `Command { std: "docker" "inspect" "8777c42a4f0d83b796523f4c379dbca052b48d29c63377b7d4d87c0416ed62be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8777c42a4f0d83b796523f4c379dbca052b48d29c63377b7d4d87c0416ed62be", kill_on_drop: false }`
[INFO] [stdout] 8777c42a4f0d83b796523f4c379dbca052b48d29c63377b7d4d87c0416ed62be