[INFO] cloning repository https://github.com/flaviu-toader/rbe-tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flaviu-toader/rbe-tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4ce90c2ef5ee9924834b05bba541cc150b8da42
[INFO] checking flaviu-toader/rbe-tetris against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-tetris" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flaviu-toader/rbe-tetris on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flaviu-toader/rbe-tetris
[INFO] finished tweaking git repo https://github.com/flaviu-toader/rbe-tetris
[INFO] tweaked toml for git repo https://github.com/flaviu-toader/rbe-tetris written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/flaviu-toader/rbe-tetris 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2-sys v0.30.0
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded num-iter v0.1.37
[INFO] [stderr]   Downloaded lazy_static v0.2.11
[INFO] [stderr]   Downloaded num-integer v0.1.39
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded sdl2 v0.30.0
[INFO] [stderr]   Downloaded libc v0.2.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccefddacee8eb4b8c9c7fc40f0a420d177d8ba393b3d0e0b6dd3f6cecb22d242
[INFO] running `Command { std: "docker" "start" "-a" "ccefddacee8eb4b8c9c7fc40f0a420d177d8ba393b3d0e0b6dd3f6cecb22d242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccefddacee8eb4b8c9c7fc40f0a420d177d8ba393b3d0e0b6dd3f6cecb22d242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccefddacee8eb4b8c9c7fc40f0a420d177d8ba393b3d0e0b6dd3f6cecb22d242", kill_on_drop: false }`
[INFO] [stdout] ccefddacee8eb4b8c9c7fc40f0a420d177d8ba393b3d0e0b6dd3f6cecb22d242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bc5276e06d3baa5badbcd3e95e402a41a4b81fc89510331b7dadbd99d269300
[INFO] running `Command { std: "docker" "start" "-a" "5bc5276e06d3baa5badbcd3e95e402a41a4b81fc89510331b7dadbd99d269300", 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 sdl2-sys v0.30.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling tetris v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stdout] warning: unused imports: `INIT_JPG`, `INIT_PNG`, `LoadTexture`
[INFO] [stdout]  --> src/main.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sdl2::image::{LoadTexture, INIT_JPG, INIT_PNG};
[INFO] [stdout]   |                   ^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `INIT_JPG`, `INIT_PNG`, `LoadTexture`
[INFO] [stdout]  --> src/main.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sdl2::image::{LoadTexture, INIT_JPG, INIT_PNG};
[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` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "5bc5276e06d3baa5badbcd3e95e402a41a4b81fc89510331b7dadbd99d269300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc5276e06d3baa5badbcd3e95e402a41a4b81fc89510331b7dadbd99d269300", kill_on_drop: false }`
[INFO] [stdout] 5bc5276e06d3baa5badbcd3e95e402a41a4b81fc89510331b7dadbd99d269300
[INFO] checking flaviu-toader/rbe-tetris against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaviu-toader%2Frbe-tetris" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flaviu-toader/rbe-tetris on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flaviu-toader/rbe-tetris
[INFO] finished tweaking git repo https://github.com/flaviu-toader/rbe-tetris
[INFO] tweaked toml for git repo https://github.com/flaviu-toader/rbe-tetris written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/flaviu-toader/rbe-tetris 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5037b5591458dbae70e59d3189db8e5bb54b878a769f5b6625a5b152b733a7ea
[INFO] running `Command { std: "docker" "start" "-a" "5037b5591458dbae70e59d3189db8e5bb54b878a769f5b6625a5b152b733a7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5037b5591458dbae70e59d3189db8e5bb54b878a769f5b6625a5b152b733a7ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5037b5591458dbae70e59d3189db8e5bb54b878a769f5b6625a5b152b733a7ea", kill_on_drop: false }`
[INFO] [stdout] 5037b5591458dbae70e59d3189db8e5bb54b878a769f5b6625a5b152b733a7ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bf777e0c0660682d9a6106cfc1e05e6e8dba3404a563c94c130281d078bd2d1
[INFO] running `Command { std: "docker" "start" "-a" "8bf777e0c0660682d9a6106cfc1e05e6e8dba3404a563c94c130281d078bd2d1", 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 sdl2-sys v0.30.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling tetris v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sdl2-0.30.0/src/sdl2/render.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 panic!();
[INFO] [stdout]     |                 ^^^^^^^^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sdl2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8bf777e0c0660682d9a6106cfc1e05e6e8dba3404a563c94c130281d078bd2d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bf777e0c0660682d9a6106cfc1e05e6e8dba3404a563c94c130281d078bd2d1", kill_on_drop: false }`
[INFO] [stdout] 8bf777e0c0660682d9a6106cfc1e05e6e8dba3404a563c94c130281d078bd2d1