[INFO] cloning repository https://github.com/amrelhewy09/rust-worker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amrelhewy09/rust-worker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrelhewy09%2Frust-worker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrelhewy09%2Frust-worker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ac5e838ecfdb247e2ee02a5e3b137b31d45c241
[INFO] testing amrelhewy09/rust-worker against 1.99.0-beta.8 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrelhewy09%2Frust-worker" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/amrelhewy09/rust-worker
[INFO] finished tweaking git repo https://github.com/amrelhewy09/rust-worker
[INFO] tweaked toml for git repo https://github.com/amrelhewy09/rust-worker written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/amrelhewy09/rust-worker on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/amrelhewy09/rust-worker 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v1.0.6
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded redis v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea
[INFO] running `Command { std: "docker" "start" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea", 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" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling idna v0.3.0
[INFO] [stderr]    Compiling combine v4.6.6
[INFO] [stderr]    Compiling url v2.3.1
[INFO] [stderr]    Compiling redis v0.23.0
[INFO] [stderr]    Compiling rust-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `redis::FromRedisValue`
[INFO] [stdout]  --> src/redis_conn.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use redis::FromRedisValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/thread_pool.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stdout]   |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_key` and `get` are never used
[INFO] [stdout]   --> src/redis_conn.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl RedisClient {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout]  9 |     pub fn set_key(&mut self, key: String, value: u32) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn get(&mut self, key: String)-> u32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.95s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `redis::FromRedisValue`
[INFO] [stdout]  --> src/redis_conn.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use redis::FromRedisValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RwLock`
[INFO] [stdout]  --> src/thread_pool.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stdout]   |                             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_key` and `get` are never used
[INFO] [stdout]   --> src/redis_conn.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl RedisClient {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout]  9 |     pub fn set_key(&mut self, key: String, value: u32) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn get(&mut self, key: String)-> u32 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `redis::FromRedisValue`
[INFO] [stderr]  --> src/redis_conn.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use redis::FromRedisValue;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]  --> src/thread_pool.rs:2:29
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::sync::{Arc, Mutex, RwLock};
[INFO] [stderr]   |                             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `set_key` and `get` are never used
[INFO] [stderr]   --> src/redis_conn.rs:9:12
[INFO] [stderr]    |
[INFO] [stderr]  8 | impl RedisClient {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr]  9 |     pub fn set_key(&mut self, key: String, value: u32) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 13 |     pub fn get(&mut self, key: String)-> u32 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-api` (bin "rust-api" test) generated 3 warnings (run `cargo fix --bin "rust-api" -p rust-api --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.23.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_api-22cdf31b1819fff6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea", kill_on_drop: false }`
[INFO] [stdout] ce9e3a4691b32bcf313364544622b84897d492de5beefdbae2da0c04cd5164ea