[INFO] cloning repository https://github.com/MarkintoshZ/rust-tic-tac-toe-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkintoshZ/rust-tic-tac-toe-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkintoshZ%2Frust-tic-tac-toe-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkintoshZ%2Frust-tic-tac-toe-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60209c94c924af2aab78b334342d97da4cee7fe5
[INFO] checking MarkintoshZ/rust-tic-tac-toe-server against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkintoshZ%2Frust-tic-tac-toe-server" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkintoshZ/rust-tic-tac-toe-server on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarkintoshZ/rust-tic-tac-toe-server
[INFO] finished tweaking git repo https://github.com/MarkintoshZ/rust-tic-tac-toe-server
[INFO] tweaked toml for git repo https://github.com/MarkintoshZ/rust-tic-tac-toe-server written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkintoshZ/rust-tic-tac-toe-server 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dipa v0.1.1
[INFO] [stderr]   Downloaded lunatic-macros v0.6.1
[INFO] [stderr]   Downloaded rmp v0.8.10
[INFO] [stderr]   Downloaded dipa-derive v0.1.0
[INFO] [stderr]   Downloaded tokio-macros v1.6.0
[INFO] [stderr]   Downloaded rmp-serde v0.15.5
[INFO] [stderr]   Downloaded lunatic v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 146a554a055cdf18e0f18e8b9e4259f48679fe9e802344619352789a8857f3ab
[INFO] running `Command { std: "docker" "start" "-a" "146a554a055cdf18e0f18e8b9e4259f48679fe9e802344619352789a8857f3ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146a554a055cdf18e0f18e8b9e4259f48679fe9e802344619352789a8857f3ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146a554a055cdf18e0f18e8b9e4259f48679fe9e802344619352789a8857f3ab", kill_on_drop: false }`
[INFO] [stdout] 146a554a055cdf18e0f18e8b9e4259f48679fe9e802344619352789a8857f3ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1a1e30afc6dc370edc86d55d63869cd81c9dd2f71909a60b5b669245667f51f
[INFO] running `Command { std: "docker" "start" "-a" "e1a1e30afc6dc370edc86d55d63869cd81c9dd2f71909a60b5b669245667f51f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling dipa v0.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling dipa-derive v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling lunatic-macros v0.6.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking lunatic v0.7.0
[INFO] [stderr]     Checking shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> server/src/coordinator.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     let mut client = clients.get_mut(&request.sender().id()).unwrap();
[INFO] [stdout]    |                         ----^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> server/src/coordinator.rs:167:25
[INFO] [stdout]     |
[INFO] [stdout] 167 |                     let mut client = clients.get_mut(&request.sender().id()).unwrap();
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> server/src/coordinator.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     let mut client = clients.get_mut(&request.sender().id()).unwrap();
[INFO] [stdout]    |                         ----^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> server/src/coordinator.rs:167:25
[INFO] [stdout]     |
[INFO] [stdout] 167 |                     let mut client = clients.get_mut(&request.sender().id()).unwrap();
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_time`
[INFO] [stdout]   --> server/src/room.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn on_update(&mut self, delta_time: Duration, ctx: &Context) {}
[INFO] [stdout]    |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_time`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> server/src/room.rs:41:51
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn on_update(&mut self, delta_time: Duration, ctx: &Context) {}
[INFO] [stdout]    |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_time`
[INFO] [stdout]   --> server/src/room.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn on_update(&mut self, delta_time: Duration, ctx: &Context) {}
[INFO] [stdout]    |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_time`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `on_update` and `update_interval` are never used
[INFO] [stdout]   --> server/src/room.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub trait Room {
[INFO] [stdout]    |           ---- associated items in this trait
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn on_update(&mut self, delta_time: Duration, ctx: &Context) {}
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 42 |     fn update_interval() -> Option<Duration> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> server/src/room.rs:41:51
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn on_update(&mut self, delta_time: Duration, ctx: &Context) {}
[INFO] [stdout]    |                                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `on_update` and `update_interval` are never used
[INFO] [stdout]   --> server/src/room.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub trait Room {
[INFO] [stdout]    |           ---- associated items in this trait
[INFO] [stdout] ...
[INFO] [stdout] 41 |     fn on_update(&mut self, delta_time: Duration, ctx: &Context) {}
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 42 |     fn update_interval() -> Option<Duration> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `Command { std: "docker" "inspect" "e1a1e30afc6dc370edc86d55d63869cd81c9dd2f71909a60b5b669245667f51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a1e30afc6dc370edc86d55d63869cd81c9dd2f71909a60b5b669245667f51f", kill_on_drop: false }`
[INFO] [stdout] e1a1e30afc6dc370edc86d55d63869cd81c9dd2f71909a60b5b669245667f51f