[INFO] fetching crate glhelper 0.1.12...
[INFO] checking glhelper-0.1.12 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate glhelper 0.1.12 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate glhelper 0.1.12 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glhelper 0.1.12
[INFO] finished tweaking crates.io crate glhelper 0.1.12
[INFO] tweaked toml for crates.io crate glhelper 0.1.12 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af17758ec7140815e138941b639e20e86d49124779309e3da0755d3f89275a57
[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" "af17758ec7140815e138941b639e20e86d49124779309e3da0755d3f89275a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af17758ec7140815e138941b639e20e86d49124779309e3da0755d3f89275a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af17758ec7140815e138941b639e20e86d49124779309e3da0755d3f89275a57", kill_on_drop: false }`
[INFO] [stdout] af17758ec7140815e138941b639e20e86d49124779309e3da0755d3f89275a57
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 90fb55850aaa88315a1f48bba764d110e99afd5f7e53cee56a578b2455ec75f3
[INFO] running `Command { std: "docker" "start" "-a" "90fb55850aaa88315a1f48bba764d110e99afd5f7e53cee56a578b2455ec75f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling sdl2-sys v0.27.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking sdl2 v0.29.1
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking glhelper v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]    --> src/lib.rs:156:26
[INFO] [stdout]     |
[INFO] [stdout] 156 |     use self::sdl2::event::{Event};
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line_program`
[INFO] [stdout]    --> src/lib.rs:206:10
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let line_program = load_program(
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line_program`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:178:10
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let mut window = video_subsystem.window(
[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 [unoptimized + debuginfo] target(s) in 12.97s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "90fb55850aaa88315a1f48bba764d110e99afd5f7e53cee56a578b2455ec75f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90fb55850aaa88315a1f48bba764d110e99afd5f7e53cee56a578b2455ec75f3", kill_on_drop: false }`
[INFO] [stdout] 90fb55850aaa88315a1f48bba764d110e99afd5f7e53cee56a578b2455ec75f3