[INFO] cloning repository https://github.com/henninglive/gamma-correction-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/henninglive/gamma-correction-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenninglive%2Fgamma-correction-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenninglive%2Fgamma-correction-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c84077afdaa5f09d02b03b5c72372186c56dcd9a
[INFO] checking henninglive/gamma-correction-demo against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenninglive%2Fgamma-correction-demo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/henninglive/gamma-correction-demo 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/henninglive/gamma-correction-demo
[INFO] finished tweaking git repo https://github.com/henninglive/gamma-correction-demo
[INFO] tweaked toml for git repo https://github.com/henninglive/gamma-correction-demo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/henninglive/gamma-correction-demo 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 num-iter v0.1.32
[INFO] [stderr]   Downloaded num-integer v0.1.32
[INFO] [stderr]   Downloaded pkg-config v0.3.11
[INFO] [stderr]   Downloaded rand v0.3.14
[INFO] [stderr]   Downloaded num-traits v0.1.35
[INFO] [stderr]   Downloaded num v0.1.35
[INFO] [stderr]   Downloaded libc v0.2.15
[INFO] [stderr]   Downloaded lazy_static v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1e691d6b44f570a3e8a1e7b1ef9b747848e6bdebb987a9445b33cd5acf10d939
[INFO] running `Command { std: "docker" "start" "-a" "1e691d6b44f570a3e8a1e7b1ef9b747848e6bdebb987a9445b33cd5acf10d939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e691d6b44f570a3e8a1e7b1ef9b747848e6bdebb987a9445b33cd5acf10d939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e691d6b44f570a3e8a1e7b1ef9b747848e6bdebb987a9445b33cd5acf10d939", kill_on_drop: false }`
[INFO] [stdout] 1e691d6b44f570a3e8a1e7b1ef9b747848e6bdebb987a9445b33cd5acf10d939
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d63ec0b4da8046eacb50c95fbaf5f1b9a9385fc5d5adc7fa73303d816279c326
[INFO] running `Command { std: "docker" "start" "-a" "d63ec0b4da8046eacb50c95fbaf5f1b9a9385fc5d5adc7fa73303d816279c326", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.35
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking num v0.1.35
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking gamma-correction-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "d63ec0b4da8046eacb50c95fbaf5f1b9a9385fc5d5adc7fa73303d816279c326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d63ec0b4da8046eacb50c95fbaf5f1b9a9385fc5d5adc7fa73303d816279c326", kill_on_drop: false }`
[INFO] [stdout] d63ec0b4da8046eacb50c95fbaf5f1b9a9385fc5d5adc7fa73303d816279c326
[INFO] checking henninglive/gamma-correction-demo against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhenninglive%2Fgamma-correction-demo" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/henninglive/gamma-correction-demo on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/henninglive/gamma-correction-demo
[INFO] finished tweaking git repo https://github.com/henninglive/gamma-correction-demo
[INFO] tweaked toml for git repo https://github.com/henninglive/gamma-correction-demo written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/henninglive/gamma-correction-demo 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db5c2339bc19385142502c1715bc53d96d0716894db8edc117ee4ff52ccc6237
[INFO] running `Command { std: "docker" "start" "-a" "db5c2339bc19385142502c1715bc53d96d0716894db8edc117ee4ff52ccc6237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db5c2339bc19385142502c1715bc53d96d0716894db8edc117ee4ff52ccc6237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5c2339bc19385142502c1715bc53d96d0716894db8edc117ee4ff52ccc6237", kill_on_drop: false }`
[INFO] [stdout] db5c2339bc19385142502c1715bc53d96d0716894db8edc117ee4ff52ccc6237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 023fbbb43dc9904adbc72b075c413aa09ffff5fa851ea401ba1ca0e90566c9d5
[INFO] running `Command { std: "docker" "start" "-a" "023fbbb43dc9904adbc72b075c413aa09ffff5fa851ea401ba1ca0e90566c9d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking num-traits v0.1.35
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking num v0.1.35
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking gamma-correction-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "023fbbb43dc9904adbc72b075c413aa09ffff5fa851ea401ba1ca0e90566c9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "023fbbb43dc9904adbc72b075c413aa09ffff5fa851ea401ba1ca0e90566c9d5", kill_on_drop: false }`
[INFO] [stdout] 023fbbb43dc9904adbc72b075c413aa09ffff5fa851ea401ba1ca0e90566c9d5