[INFO] cloning repository https://github.com/Qwertycrackers/ex-graphics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Qwertycrackers/ex-graphics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQwertycrackers%2Fex-graphics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQwertycrackers%2Fex-graphics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a18c7043e60277dae0e123ad18357a7074537072
[INFO] checking Qwertycrackers/ex-graphics against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQwertycrackers%2Fex-graphics" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Qwertycrackers/ex-graphics on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Qwertycrackers/ex-graphics
[INFO] finished tweaking git repo https://github.com/Qwertycrackers/ex-graphics
[INFO] tweaked toml for git repo https://github.com/Qwertycrackers/ex-graphics written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Qwertycrackers/ex-graphics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b621baf4983a6ebbb2c777df57182e4bc98b21a7cac9afcbf0fdfd7670cb06ef
[INFO] running `Command { std: "docker" "start" "-a" "b621baf4983a6ebbb2c777df57182e4bc98b21a7cac9afcbf0fdfd7670cb06ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b621baf4983a6ebbb2c777df57182e4bc98b21a7cac9afcbf0fdfd7670cb06ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b621baf4983a6ebbb2c777df57182e4bc98b21a7cac9afcbf0fdfd7670cb06ef", kill_on_drop: false }`
[INFO] [stdout] b621baf4983a6ebbb2c777df57182e4bc98b21a7cac9afcbf0fdfd7670cb06ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb5f78df02182760d83a5af1f86f7326862e8ae43e7ada3ff78a356c1d1687a2
[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" "eb5f78df02182760d83a5af1f86f7326862e8ae43e7ada3ff78a356c1d1687a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking ex-graphics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/lib.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CString, CStr};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/lib.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CString, CStr};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "eb5f78df02182760d83a5af1f86f7326862e8ae43e7ada3ff78a356c1d1687a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5f78df02182760d83a5af1f86f7326862e8ae43e7ada3ff78a356c1d1687a2", kill_on_drop: false }`
[INFO] [stdout] eb5f78df02182760d83a5af1f86f7326862e8ae43e7ada3ff78a356c1d1687a2