[INFO] cloning repository https://github.com/andrefsp/rustserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrefsp/rustserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrefsp%2Frustserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrefsp%2Frustserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4154a09857c580268e2713ede760b2d71b33fb8
[INFO] checking andrefsp/rustserver against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrefsp%2Frustserver" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrefsp/rustserver on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrefsp/rustserver
[INFO] finished tweaking git repo https://github.com/andrefsp/rustserver
[INFO] tweaked toml for git repo https://github.com/andrefsp/rustserver written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/andrefsp/rustserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper-tungstenite v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 499446a6f1db05b6dc29a87ede46259438328150e2c74c6d136f5586702a21ff
[INFO] running `Command { std: "docker" "start" "-a" "499446a6f1db05b6dc29a87ede46259438328150e2c74c6d136f5586702a21ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "499446a6f1db05b6dc29a87ede46259438328150e2c74c6d136f5586702a21ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499446a6f1db05b6dc29a87ede46259438328150e2c74c6d136f5586702a21ff", kill_on_drop: false }`
[INFO] [stdout] 499446a6f1db05b6dc29a87ede46259438328150e2c74c6d136f5586702a21ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 54f3e5a27770b60f6f49075bc1b59aa34ce6aa32be446f5f70e79555fbebc4db
[INFO] running `Command { std: "docker" "start" "-a" "54f3e5a27770b60f6f49075bc1b59aa34ce6aa32be446f5f70e79555fbebc4db", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zeroize_derive v1.3.1
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[INFO] [stderr]    Compiling sqlx-macros v0.5.10
[INFO] [stderr]     Checking routerify v3.0.0
[INFO] [stderr]     Checking hyper-tungstenite v0.5.0
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[INFO] [stderr]     Checking rustserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `new_id`
[INFO] [stdout]   --> src/handlers/create_user.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn new_id() -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `persistance`
[INFO] [stdout]   --> src/handlers/socket.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     persistance: Arc<Box<dyn DBPersistence>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Socket` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/handlers/socket.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_id`
[INFO] [stdout]   --> src/handlers/create_user.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn new_id() -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `persistance`
[INFO] [stdout]   --> src/handlers/socket.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     persistance: Arc<Box<dyn DBPersistence>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Socket` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/handlers/socket.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Clone)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 53s
[INFO] running `Command { std: "docker" "inspect" "54f3e5a27770b60f6f49075bc1b59aa34ce6aa32be446f5f70e79555fbebc4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f3e5a27770b60f6f49075bc1b59aa34ce6aa32be446f5f70e79555fbebc4db", kill_on_drop: false }`
[INFO] [stdout] 54f3e5a27770b60f6f49075bc1b59aa34ce6aa32be446f5f70e79555fbebc4db