[INFO] cloning repository https://github.com/scratchyone/matrix [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scratchyone/matrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Fmatrix", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Fmatrix'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 456e6f7760dee638bffccc12e4cd14f493bf3d9b [INFO] checking scratchyone/matrix against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscratchyone%2Fmatrix" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scratchyone/matrix on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/scratchyone/matrix [INFO] finished tweaking git repo https://github.com/scratchyone/matrix [INFO] tweaked toml for git repo https://github.com/scratchyone/matrix written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/scratchyone/matrix already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 520448c0dcbb5aaa200c9e3a6532861891fdc1206036cdafe885c4ed4dafc1b7 [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" "520448c0dcbb5aaa200c9e3a6532861891fdc1206036cdafe885c4ed4dafc1b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "520448c0dcbb5aaa200c9e3a6532861891fdc1206036cdafe885c4ed4dafc1b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "520448c0dcbb5aaa200c9e3a6532861891fdc1206036cdafe885c4ed4dafc1b7", kill_on_drop: false }` [INFO] [stdout] 520448c0dcbb5aaa200c9e3a6532861891fdc1206036cdafe885c4ed4dafc1b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 944cd8c92cf7a4737b58d043c72e8a77a66bf809993716841151bb8036094e21 [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" "944cd8c92cf7a4737b58d043c72e8a77a66bf809993716841151bb8036094e21", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking running-average v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling palette v0.5.0 [INFO] [stderr] Compiling palette_derive v0.5.0 [INFO] [stderr] Checking matrix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Clear`, `execute` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | execute, queue, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 4 | style::{Color, Print, ResetColor, SetBackgroundColor, SetForegroundColor}, [INFO] [stdout] 5 | terminal::{self, Clear}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `FromColor`, `IntoColor` [INFO] [stdout] --> src/main.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use palette::{FromColor, Gradient, Hsv, IntoColor, LinSrgb}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `prelude::ThreadRng` [INFO] [stdout] --> src/main.rs:11:41 [INFO] [stdout] | [INFO] [stdout] 11 | use rand::{distributions::Alphanumeric, prelude::ThreadRng}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `iter`, `thread` [INFO] [stdout] --> src/main.rs:13:45 [INFO] [stdout] | [INFO] [stdout] 13 | use std::{collections::HashMap, io::Stdout, iter, thread}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Clear`, `execute` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | execute, queue, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 4 | style::{Color, Print, ResetColor, SetBackgroundColor, SetForegroundColor}, [INFO] [stdout] 5 | terminal::{self, Clear}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `FromColor`, `IntoColor` [INFO] [stdout] --> src/main.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use palette::{FromColor, Gradient, Hsv, IntoColor, LinSrgb}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `prelude::ThreadRng` [INFO] [stdout] --> src/main.rs:11:41 [INFO] [stdout] | [INFO] [stdout] 11 | use rand::{distributions::Alphanumeric, prelude::ThreadRng}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `iter`, `thread` [INFO] [stdout] --> src/main.rs:13:45 [INFO] [stdout] | [INFO] [stdout] 13 | use std::{collections::HashMap, io::Stdout, iter, thread}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:264:5 [INFO] [stdout] | [INFO] [stdout] 168 | / loop { [INFO] [stdout] 169 | | let frame_time_ns = last_frame.elapsed().as_nanos(); [INFO] [stdout] 170 | | let frame_time_ms = last_frame.elapsed().as_millis(); [INFO] [stdout] 171 | | [INFO] [stdout] ... | [INFO] [stdout] 262 | | } [INFO] [stdout] 263 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 264 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:264:5 [INFO] [stdout] | [INFO] [stdout] 168 | / loop { [INFO] [stdout] 169 | | let frame_time_ns = last_frame.elapsed().as_nanos(); [INFO] [stdout] 170 | | let frame_time_ms = last_frame.elapsed().as_millis(); [INFO] [stdout] 171 | | [INFO] [stdout] ... | [INFO] [stdout] 262 | | } [INFO] [stdout] 263 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 264 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/main.rs:95:26 [INFO] [stdout] | [INFO] [stdout] 95 | for ((x, y), item) in &self.terminal { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/main.rs:95:26 [INFO] [stdout] | [INFO] [stdout] 95 | for ((x, y), item) in &self.terminal { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.58s [INFO] running `Command { std: "docker" "inspect" "944cd8c92cf7a4737b58d043c72e8a77a66bf809993716841151bb8036094e21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "944cd8c92cf7a4737b58d043c72e8a77a66bf809993716841151bb8036094e21", kill_on_drop: false }` [INFO] [stdout] 944cd8c92cf7a4737b58d043c72e8a77a66bf809993716841151bb8036094e21