[INFO] cloning repository https://github.com/gamozolabs/simple_slope_viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gamozolabs/simple_slope_viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgamozolabs%2Fsimple_slope_viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgamozolabs%2Fsimple_slope_viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f5f61f2c069d76905c6f9d3c0a4c17d60e7d997
[INFO] checking gamozolabs/simple_slope_viewer against master#03eb45452305f2d52348279d0caa5fc1f12c438d for pr-138176
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgamozolabs%2Fsimple_slope_viewer" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gamozolabs/simple_slope_viewer on toolchain 03eb45452305f2d52348279d0caa5fc1f12c438d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gamozolabs/simple_slope_viewer
[INFO] finished tweaking git repo https://github.com/gamozolabs/simple_slope_viewer
[INFO] tweaked toml for git repo https://github.com/gamozolabs/simple_slope_viewer written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gamozolabs/simple_slope_viewer 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" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ed299e506ce0321f6d9d7e9a3915cb71b6f8768dfd36e72e16e52c2dcde25a1
[INFO] running `Command { std: "docker" "start" "-a" "8ed299e506ce0321f6d9d7e9a3915cb71b6f8768dfd36e72e16e52c2dcde25a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ed299e506ce0321f6d9d7e9a3915cb71b6f8768dfd36e72e16e52c2dcde25a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed299e506ce0321f6d9d7e9a3915cb71b6f8768dfd36e72e16e52c2dcde25a1", kill_on_drop: false }`
[INFO] [stdout] 8ed299e506ce0321f6d9d7e9a3915cb71b6f8768dfd36e72e16e52c2dcde25a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aac6a323186752f7de5c79ac9bcc1193cd10e8ae8abea76602631a36e02fdb0
[INFO] running `Command { std: "docker" "start" "-a" "0aac6a323186752f7de5c79ac9bcc1193cd10e8ae8abea76602631a36e02fdb0", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking parse_ealogpos v0.1.0 (/opt/rustwide/workdir/parse_ealogpos)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking simple_slope_viewer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |     let mut idx = Cell::new(1);
[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:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |     let mut idx = Cell::new(1);
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "0aac6a323186752f7de5c79ac9bcc1193cd10e8ae8abea76602631a36e02fdb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aac6a323186752f7de5c79ac9bcc1193cd10e8ae8abea76602631a36e02fdb0", kill_on_drop: false }`
[INFO] [stdout] 0aac6a323186752f7de5c79ac9bcc1193cd10e8ae8abea76602631a36e02fdb0