[INFO] cloning repository https://github.com/fmdkdd/chipers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fmdkdd/chipers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmdkdd%2Fchipers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmdkdd%2Fchipers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5a6503ff8a28f0cf4aa2d21f31534545f872b3e
[INFO] checking fmdkdd/chipers against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmdkdd%2Fchipers" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fmdkdd/chipers on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fmdkdd/chipers
[INFO] finished tweaking git repo https://github.com/fmdkdd/chipers
[INFO] tweaked toml for git repo https://github.com/fmdkdd/chipers written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/fmdkdd/chipers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e33436d1f0bf3b764d668d76a3f75de707f9c54fdd6555c3ebd1ff14334d4b5d
[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" "e33436d1f0bf3b764d668d76a3f75de707f9c54fdd6555c3ebd1ff14334d4b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e33436d1f0bf3b764d668d76a3f75de707f9c54fdd6555c3ebd1ff14334d4b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33436d1f0bf3b764d668d76a3f75de707f9c54fdd6555c3ebd1ff14334d4b5d", kill_on_drop: false }`
[INFO] [stdout] e33436d1f0bf3b764d668d76a3f75de707f9c54fdd6555c3ebd1ff14334d4b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4519befce37953c947704c707d21559e5a72ebf17847ed86498d43031216987
[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" "d4519befce37953c947704c707d21559e5a72ebf17847ed86498d43031216987", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking takeable-option v0.4.0
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling imgui-sys v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glium v0.25.1
[INFO] [stderr]     Checking parking_lot v0.8.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.1
[INFO] [stderr]     Checking glutin v0.21.0
[INFO] [stderr]     Checking serde v1.0.94
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking imgui v0.1.0
[INFO] [stderr]     Checking imgui-glium-renderer v0.1.0
[INFO] [stderr]     Checking imgui-winit-support v0.1.0
[INFO] [stderr]     Checking chipers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Window`
[INFO] [stdout]  --> src/memview.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use imgui::{Ui, ImStr, im_str, Window};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Window`
[INFO] [stdout]   --> src/main.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | use imgui::{Context, im_str, Window};
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Window`
[INFO] [stdout]  --> src/memview.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use imgui::{Ui, ImStr, im_str, Window};
[INFO] [stdout]   |                                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Window`
[INFO] [stdout]   --> src/main.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 | use imgui::{Context, im_str, Window};
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Surface`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | use glium::{Surface, glutin::{self, VirtualKeyCode}};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_repaint_interval`
[INFO] [stdout]   --> src/main.rs:64:7
[INFO] [stdout]    |
[INFO] [stdout] 64 |   let target_repaint_interval = Duration::microseconds(
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_repaint_interval`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu_ticks_this_frame`
[INFO] [stdout]    --> src/main.rs:119:7
[INFO] [stdout]     |
[INFO] [stdout] 119 |   let mut cpu_ticks_this_frame = 0f32;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cpu_ticks_this_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tick_slack`
[INFO] [stdout]    --> src/main.rs:121:7
[INFO] [stdout]     |
[INFO] [stdout] 121 |   let tick_slack = Duration::microseconds(100);
[INFO] [stdout]     |       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tick_slack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sleep_slack`
[INFO] [stdout]    --> src/main.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 |   let sleep_slack = Duration::microseconds(500);
[INFO] [stdout]     |       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sleep_slack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Surface`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | use glium::{Surface, glutin::{self, VirtualKeyCode}};
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_repaint_interval`
[INFO] [stdout]   --> src/main.rs:64:7
[INFO] [stdout]    |
[INFO] [stdout] 64 |   let target_repaint_interval = Duration::microseconds(
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_repaint_interval`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cpu_ticks_this_frame`
[INFO] [stdout]    --> src/main.rs:119:7
[INFO] [stdout]     |
[INFO] [stdout] 119 |   let mut cpu_ticks_this_frame = 0f32;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cpu_ticks_this_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tick_slack`
[INFO] [stdout]    --> src/main.rs:121:7
[INFO] [stdout]     |
[INFO] [stdout] 121 |   let tick_slack = Duration::microseconds(100);
[INFO] [stdout]     |       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tick_slack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sleep_slack`
[INFO] [stdout]    --> src/main.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 |   let sleep_slack = Duration::microseconds(500);
[INFO] [stdout]     |       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sleep_slack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 |   let mut overtimes = 0u64;
[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]    --> src/main.rs:119:7
[INFO] [stdout]     |
[INFO] [stdout] 119 |   let mut cpu_ticks_this_frame = 0f32;
[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]    --> src/main.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 |   let mut overtimes = 0u64;
[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]    --> src/main.rs:119:7
[INFO] [stdout]     |
[INFO] [stdout] 119 |   let mut cpu_ticks_this_frame = 0f32;
[INFO] [stdout]     |       ----^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_turbo`
[INFO] [stdout]   --> src/main.rs:51:3
[INFO] [stdout]    |
[INFO] [stdout] 51 |   flag_turbo: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_turbo`
[INFO] [stdout]   --> src/main.rs:51:3
[INFO] [stdout]    |
[INFO] [stdout] 51 |   flag_turbo: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "d4519befce37953c947704c707d21559e5a72ebf17847ed86498d43031216987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4519befce37953c947704c707d21559e5a72ebf17847ed86498d43031216987", kill_on_drop: false }`
[INFO] [stdout] d4519befce37953c947704c707d21559e5a72ebf17847ed86498d43031216987