[INFO] cloning repository https://github.com/Gregory-Meyer/crudis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gregory-Meyer/crudis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fcrudis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fcrudis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ab13f33da1ecc9204cb53eda8ec5371abe0431c
[INFO] checking Gregory-Meyer/crudis against master#dc375db7d8df0aa450e622c529147c95eee756f5 for pr-156749
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fcrudis" "/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/Gregory-Meyer/crudis
[INFO] finished tweaking git repo https://github.com/Gregory-Meyer/crudis
[INFO] tweaked toml for git repo https://github.com/Gregory-Meyer/crudis written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Gregory-Meyer/crudis on toolchain dc375db7d8df0aa450e622c529147c95eee756f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Gregory-Meyer/crudis 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" "+dc375db7d8df0aa450e622c529147c95eee756f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-sync v0.1.5
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
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[INFO] [stderr]   Downloaded libc v0.2.53
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f
[INFO] running `Command { std: "docker" "start" "6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f" "/opt/rustwide/cargo-home/bin/cargo" "+dc375db7d8df0aa450e622c529147c95eee756f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]     Checking smallvec v0.6.9
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[INFO] [stderr]    Compiling memchr v2.2.0
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[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
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[INFO] [stderr]    Compiling jemalloc-sys v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
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[INFO] [stderr]     Checking tokio-io v0.1.12
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[INFO] [stderr]     Checking crudis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Set` and `Hash` are never constructed
[INFO] [stdout]   --> src/database.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum Value {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 36 |     Set(HashSet<String>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 37 |     Hash(HashMap<String, String>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Handler` is never used
[INFO] [stdout]    --> src/main.rs:122:6
[INFO] [stdout]     |
[INFO] [stdout] 122 | type Handler = fn(&Database, &[String]) -> RespData;
[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 `handle_decr` is never used
[INFO] [stdout]    --> src/main.rs:226:4
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn handle_decr(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_decrby` is never used
[INFO] [stdout]    --> src/main.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn handle_decrby(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_get` is never used
[INFO] [stdout]    --> src/main.rs:234:4
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn handle_get(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_getset` is never used
[INFO] [stdout]    --> src/main.rs:238:4
[INFO] [stdout]     |
[INFO] [stdout] 238 | fn handle_getset(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_incr` is never used
[INFO] [stdout]    --> src/main.rs:242:4
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn handle_incr(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_incrby` is never used
[INFO] [stdout]    --> src/main.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn handle_incrby(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_mget` is never used
[INFO] [stdout]    --> src/main.rs:250:4
[INFO] [stdout]     |
[INFO] [stdout] 250 | fn handle_mget(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_set` is never used
[INFO] [stdout]    --> src/main.rs:254:4
[INFO] [stdout]     |
[INFO] [stdout] 254 | fn handle_set(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_setnx` is never used
[INFO] [stdout]    --> src/main.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn handle_setnx(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_lindex` is never used
[INFO] [stdout]    --> src/main.rs:262:4
[INFO] [stdout]     |
[INFO] [stdout] 262 | fn handle_lindex(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_llen` is never used
[INFO] [stdout]    --> src/main.rs:266:4
[INFO] [stdout]     |
[INFO] [stdout] 266 | fn handle_llen(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_lpop` is never used
[INFO] [stdout]    --> src/main.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn handle_lpop(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_lpush` is never used
[INFO] [stdout]    --> src/main.rs:274:4
[INFO] [stdout]     |
[INFO] [stdout] 274 | fn handle_lpush(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_lrange` is never used
[INFO] [stdout]    --> src/main.rs:278:4
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn handle_lrange(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_lrem` is never used
[INFO] [stdout]    --> src/main.rs:286:4
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn handle_lrem(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_lset` is never used
[INFO] [stdout]    --> src/main.rs:290:4
[INFO] [stdout]     |
[INFO] [stdout] 290 | fn handle_lset(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_ltrim` is never used
[INFO] [stdout]    --> src/main.rs:294:4
[INFO] [stdout]     |
[INFO] [stdout] 294 | fn handle_ltrim(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_rpop` is never used
[INFO] [stdout]    --> src/main.rs:302:4
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn handle_rpop(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_rpush` is never used
[INFO] [stdout]    --> src/main.rs:306:4
[INFO] [stdout]     |
[INFO] [stdout] 306 | fn handle_rpush(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_del` is never used
[INFO] [stdout]    --> src/main.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn handle_del(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_exists` is never used
[INFO] [stdout]    --> src/main.rs:314:4
[INFO] [stdout]     |
[INFO] [stdout] 314 | fn handle_exists(db: &Database, args: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_ping` is never used
[INFO] [stdout]    --> src/main.rs:318:4
[INFO] [stdout]     |
[INFO] [stdout] 318 | fn handle_ping(_: &Database, _: &[String]) -> RespData {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String`, `List`, `Set`, and `Hash` are never constructed
[INFO] [stdout]   --> src/database.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum Value {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] 34 |     String(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 35 |     List(VecDeque<String>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 36 |     Set(HashSet<String>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 37 |     Hash(HashMap<String, String>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/database.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Value {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 43 |     fn new(value: Value) -> Arc<RwLock<Bucket>> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `map` is never read
[INFO] [stdout]   --> src/database.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Database {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 50 |     map: Arc<RwLock<HashMap<String, Arc<RwLock<Bucket>>>>>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Database` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/database.rs:60:12
[INFO] [stdout]     |
[INFO] [stdout]  53 | impl Database {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  60 |     pub fn decr(&self, key: String) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  64 |     pub fn decrby(&self, key: String, decrement: i64) -> RespData {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  68 |     pub fn get(&self, key: &str) -> RespData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub fn getset(&self, key: String, mut value: String) -> RespData {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn incr(&self, key: String) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub fn incrby(&self, key: String, increment: i64) -> RespData {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn mget<S: AsRef<str>>(&self, keys: &[S]) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 156 |     pub fn set(&self, key: String, value: String) -> RespData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn setnx(&self, key: String, value: String) -> RespData {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 205 |     pub fn lindex(&self, key: &str, index: isize) -> RespData {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub fn llen(&self, key: &str) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     pub fn lpop(&self, key: &str) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 279 |     pub fn lpush(&self, key: String, value: String) -> RespData {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 313 |     pub fn lrange(&self, key: &str, start: isize, stop: isize) -> RespData {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn lrem(&self, key: &str, count: isize, value: &str) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 417 |     pub fn lset(&self, key: &str, index: isize, value: String) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub fn ltrim(&self, key: &str, start: isize, stop: isize) -> RespData {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 493 |     pub fn rpop(&self, key: &str) -> RespData {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 517 |     pub fn rpush(&self, key: String, value: String) -> RespData {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 551 |     pub fn del<S: AsRef<str>>(&self, keys: &[S]) -> RespData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 561 |     pub fn exists(&self, key: &str) -> RespData {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 567 |     fn ok() -> RespData {
[INFO] [stdout]     |        ^^
[INFO] [stdout] ...
[INFO] [stdout] 571 |     fn wrongtype() -> RespData {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 577 |     fn out_of_range() -> RespData {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 581 |     fn no_such_key() -> RespData {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 585 |     fn rmw_integer<F: FnOnce(i64) -> i64, G: FnOnce() -> i64>(
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0, nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f", kill_on_drop: false }`
[INFO] [stdout] 6a388597162b111a944d6f2bdc89aa81bf97a0d70fcb9d2fc867428dda66726f
