[INFO] cloning repository https://github.com/fEyebrow/my-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fEyebrow/my-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfEyebrow%2Fmy-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfEyebrow%2Fmy-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edbaf98ae2786dd7ca4c3d32fdb3c49da3162254
[INFO] testing fEyebrow/my-redis against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FfEyebrow%2Fmy-redis" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fEyebrow/my-redis on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fEyebrow/my-redis
[INFO] finished tweaking git repo https://github.com/fEyebrow/my-redis
[INFO] tweaked toml for git repo https://github.com/fEyebrow/my-redis written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fEyebrow/my-redis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mini-redis v0.4.1
[INFO] [stderr]   Downloaded tokio v1.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccff5d990c4c3358d2b65e13b287e840dacf143abe9767140a8812f0d462ba34
[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" "ccff5d990c4c3358d2b65e13b287e840dacf143abe9767140a8812f0d462ba34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccff5d990c4c3358d2b65e13b287e840dacf143abe9767140a8812f0d462ba34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccff5d990c4c3358d2b65e13b287e840dacf143abe9767140a8812f0d462ba34", kill_on_drop: false }`
[INFO] [stdout] ccff5d990c4c3358d2b65e13b287e840dacf143abe9767140a8812f0d462ba34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2245b7ebdd385b931a3635dc20f941b66b366ccbb795c920bd7ddd49c3ef6e7
[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" "f2245b7ebdd385b931a3635dc20f941b66b366ccbb795c920bd7ddd49c3ef6e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling mini-redis v0.4.1
[INFO] [stderr]    Compiling my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `ShardedDb`
[INFO] [stdout]  --> src/bin/server.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type ShardedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[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 1m 06s
[INFO] running `Command { std: "docker" "inspect" "f2245b7ebdd385b931a3635dc20f941b66b366ccbb795c920bd7ddd49c3ef6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2245b7ebdd385b931a3635dc20f941b66b366ccbb795c920bd7ddd49c3ef6e7", kill_on_drop: false }`
[INFO] [stdout] f2245b7ebdd385b931a3635dc20f941b66b366ccbb795c920bd7ddd49c3ef6e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 340949a43306ecc079bcf6b9075cccafa89e8d8d8b2f85f3da155d040e2a136c
[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" "340949a43306ecc079bcf6b9075cccafa89e8d8d8b2f85f3da155d040e2a136c", kill_on_drop: false }`
[INFO] [stderr]    Compiling my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias is never used: `ShardedDb`
[INFO] [stdout]  --> src/bin/server.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type ShardedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[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 test [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "340949a43306ecc079bcf6b9075cccafa89e8d8d8b2f85f3da155d040e2a136c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340949a43306ecc079bcf6b9075cccafa89e8d8d8b2f85f3da155d040e2a136c", kill_on_drop: false }`
[INFO] [stdout] 340949a43306ecc079bcf6b9075cccafa89e8d8d8b2f85f3da155d040e2a136c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed564c80bb30b866c8bf786eb4406756409e9c01e69a3418e073b991cfc7ce7a
[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" "ed564c80bb30b866c8bf786eb4406756409e9c01e69a3418e073b991cfc7ce7a", kill_on_drop: false }`
[INFO] [stderr] warning: type alias is never used: `ShardedDb`
[INFO] [stderr]  --> src/bin/server.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | type ShardedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `my-redis` (bin "server" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/client-705705527c099520)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server-82ba6202ecfeffb3)
[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] [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" "ed564c80bb30b866c8bf786eb4406756409e9c01e69a3418e073b991cfc7ce7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed564c80bb30b866c8bf786eb4406756409e9c01e69a3418e073b991cfc7ce7a", kill_on_drop: false }`
[INFO] [stdout] ed564c80bb30b866c8bf786eb4406756409e9c01e69a3418e073b991cfc7ce7a