[INFO] cloning repository https://github.com/MelodicTechno/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/MelodicTechno/my-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelodicTechno%2Fmy-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelodicTechno%2Fmy-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c68e4b616b6c68c05631170d59b94c8270ca27dd
[INFO] checking MelodicTechno/my-redis against 8006091eb71ae7d9e9bccb66c6122c9d68af4466 for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMelodicTechno%2Fmy-redis" "/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/MelodicTechno/my-redis
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/MelodicTechno/my-redis
[INFO] tweaked toml for git repo https://github.com/MelodicTechno/my-redis written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MelodicTechno/my-redis on toolchain 8006091eb71ae7d9e9bccb66c6122c9d68af4466
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MelodicTechno/my-redis 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" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b
[INFO] running `Command { std: "docker" "start" "a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b", 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" "a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b", 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" "a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking atoi v0.3.3
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling pin-project-internal v1.1.9
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking pin-project v1.1.9
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking mini-redis v0.4.1
[INFO] [stderr]     Checking my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `SharedDb` is never used
[INFO] [stdout]  --> src/bin/server.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type SharedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[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 `new_shared_db` is never used
[INFO] [stdout]   --> src/bin/server.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn new_shared_db(num_shards: usize) -> SharedDb {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `SharedDb` is never used
[INFO] [stdout]  --> src/bin/server.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | type SharedDb = Arc<Vec<Mutex<HashMap<String, Vec<u8>>>>>;
[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 `new_shared_db` is never used
[INFO] [stdout]   --> src/bin/server.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn new_shared_db(num_shards: usize) -> SharedDb {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.99s
[INFO] running `Command { std: "docker" "inspect" "a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b", kill_on_drop: false }`
[INFO] [stdout] a7559d92ae8ffd1cf310a0159066caa168d34a4700ade1095c4ea42478742d2b