[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/60209c94c924af2aab78b334342d97da4cee7fe5 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkintoshZ%2Frust-tic-tac-toe-server" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MarkintoshZ/rust-tic-tac-toe-server on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-3-tc2/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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f705fe91960f53a51b646dbe2dd015db1eecbd537e67ecb32dcdc6c5f7d53d4 [INFO] running `Command { std: "docker" "start" "-a" "0f705fe91960f53a51b646dbe2dd015db1eecbd537e67ecb32dcdc6c5f7d53d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f705fe91960f53a51b646dbe2dd015db1eecbd537e67ecb32dcdc6c5f7d53d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f705fe91960f53a51b646dbe2dd015db1eecbd537e67ecb32dcdc6c5f7d53d4", kill_on_drop: false }` [INFO] [stdout] 0f705fe91960f53a51b646dbe2dd015db1eecbd537e67ecb32dcdc6c5f7d53d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a05018cc29313df8d08cc6f6b7576a7b580a8a30fa514228989ac5935049fe46 [INFO] running `Command { std: "docker" "start" "-a" "a05018cc29313df8d08cc6f6b7576a7b580a8a30fa514228989ac5935049fe46", 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 version_check v0.9.3 [INFO] [stderr] Compiling dipa v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.14 [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 byteorder v1.4.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rmp v0.8.10 [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 thiserror v1.0.30 [INFO] [stderr] Checking structopt v0.3.25 [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: 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: 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 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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 { [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] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.35s [INFO] running `Command { std: "docker" "inspect" "a05018cc29313df8d08cc6f6b7576a7b580a8a30fa514228989ac5935049fe46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a05018cc29313df8d08cc6f6b7576a7b580a8a30fa514228989ac5935049fe46", kill_on_drop: false }` [INFO] [stdout] a05018cc29313df8d08cc6f6b7576a7b580a8a30fa514228989ac5935049fe46