[INFO] cloning repository https://github.com/geoffreycopin/chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geoffreycopin/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeoffreycopin%2Fchip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeoffreycopin%2Fchip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b873ea95101fd02a25461da205de3ba9d3ac79ec
[INFO] checking geoffreycopin/chip8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeoffreycopin%2Fchip8" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geoffreycopin/chip8 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/geoffreycopin/chip8
[INFO] finished tweaking git repo https://github.com/geoffreycopin/chip8
[INFO] tweaked toml for git repo https://github.com/geoffreycopin/chip8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/geoffreycopin/chip8 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4387da2312c60ae0b8d0709958ba99dd5153a3edf7d9a5adfa1042ea1948b4e
[INFO] running `Command { std: "docker" "start" "-a" "b4387da2312c60ae0b8d0709958ba99dd5153a3edf7d9a5adfa1042ea1948b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4387da2312c60ae0b8d0709958ba99dd5153a3edf7d9a5adfa1042ea1948b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4387da2312c60ae0b8d0709958ba99dd5153a3edf7d9a5adfa1042ea1948b4e", kill_on_drop: false }`
[INFO] [stdout] b4387da2312c60ae0b8d0709958ba99dd5153a3edf7d9a5adfa1042ea1948b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f4915c7d2186c1ebb2aa36f0f2928996c204cfc074cde439b6c342d7c77bce4
[INFO] running `Command { std: "docker" "start" "-a" "6f4915c7d2186c1ebb2aa36f0f2928996c204cfc074cde439b6c342d7c77bce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking chip8_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "6f4915c7d2186c1ebb2aa36f0f2928996c204cfc074cde439b6c342d7c77bce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4915c7d2186c1ebb2aa36f0f2928996c204cfc074cde439b6c342d7c77bce4", kill_on_drop: false }`
[INFO] [stdout] 6f4915c7d2186c1ebb2aa36f0f2928996c204cfc074cde439b6c342d7c77bce4