[INFO] cloning repository https://github.com/kixelated/pokebot-crystal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kixelated/pokebot-crystal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkixelated%2Fpokebot-crystal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkixelated%2Fpokebot-crystal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f09a2222162fe71439c03dbb7987859f1126b2a3
[INFO] checking kixelated/pokebot-crystal against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkixelated%2Fpokebot-crystal" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kixelated/pokebot-crystal 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/kixelated/pokebot-crystal
[INFO] finished tweaking git repo https://github.com/kixelated/pokebot-crystal
[INFO] tweaked toml for git repo https://github.com/kixelated/pokebot-crystal written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kixelated/pokebot-crystal 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 c_vec v1.0.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 79bdde6cab1d14a7e7984991f9c18e4d8d3c0bac3523d78104abc8802e2ddb0e
[INFO] running `Command { std: "docker" "start" "-a" "79bdde6cab1d14a7e7984991f9c18e4d8d3c0bac3523d78104abc8802e2ddb0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79bdde6cab1d14a7e7984991f9c18e4d8d3c0bac3523d78104abc8802e2ddb0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79bdde6cab1d14a7e7984991f9c18e4d8d3c0bac3523d78104abc8802e2ddb0e", kill_on_drop: false }`
[INFO] [stdout] 79bdde6cab1d14a7e7984991f9c18e4d8d3c0bac3523d78104abc8802e2ddb0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e5e8839e1685ea74fb86a5e571acf0ec59d65aea540bdec19ad23dbd7a4d4018
[INFO] running `Command { std: "docker" "start" "-a" "e5e8839e1685ea74fb86a5e571acf0ec59d65aea540bdec19ad23dbd7a4d4018", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]    Compiling pokebot-crystal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/emulator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/emulator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `audio`
[INFO] [stdout]   --> src/gfx.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn present(&mut self, video: [u8; 92160], audio: [u8; 148704]) -> bool {
[INFO] [stdout]    |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_audio`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `audio`
[INFO] [stdout]   --> src/gfx.rs:36:51
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn present(&mut self, video: [u8; 92160], audio: [u8; 148704]) -> bool {
[INFO] [stdout]    |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_audio`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `work_ram` is never used
[INFO] [stdout]    --> src/emulator.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 63  | impl Emulator {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn work_ram(&self) -> &[u8] {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gambatte_work_ram` is never used
[INFO] [stdout]   --> src/emulator.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn gambatte_work_ram(gb: *mut Gambatte, data: *mut *const u8, size: *mut libc::size_t);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `work_ram` is never used
[INFO] [stdout]    --> src/emulator.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 63  | impl Emulator {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn work_ram(&self) -> &[u8] {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gambatte_work_ram` is never used
[INFO] [stdout]   --> src/emulator.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn gambatte_work_ram(gb: *mut Gambatte, data: *mut *const u8, size: *mut libc::size_t);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "e5e8839e1685ea74fb86a5e571acf0ec59d65aea540bdec19ad23dbd7a4d4018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e8839e1685ea74fb86a5e571acf0ec59d65aea540bdec19ad23dbd7a4d4018", kill_on_drop: false }`
[INFO] [stdout] e5e8839e1685ea74fb86a5e571acf0ec59d65aea540bdec19ad23dbd7a4d4018
[INFO] checking kixelated/pokebot-crystal against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkixelated%2Fpokebot-crystal" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kixelated/pokebot-crystal 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/kixelated/pokebot-crystal
[INFO] finished tweaking git repo https://github.com/kixelated/pokebot-crystal
[INFO] tweaked toml for git repo https://github.com/kixelated/pokebot-crystal written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kixelated/pokebot-crystal 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 60399323975e316ca419d6984cbc2876d44f31b2132f9cf357d9440471cc0d7e
[INFO] running `Command { std: "docker" "start" "-a" "60399323975e316ca419d6984cbc2876d44f31b2132f9cf357d9440471cc0d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60399323975e316ca419d6984cbc2876d44f31b2132f9cf357d9440471cc0d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60399323975e316ca419d6984cbc2876d44f31b2132f9cf357d9440471cc0d7e", kill_on_drop: false }`
[INFO] [stdout] 60399323975e316ca419d6984cbc2876d44f31b2132f9cf357d9440471cc0d7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f891545ac66640ad099e650e514f194afc0f507d40539bd5ab8a3757644656e3
[INFO] running `Command { std: "docker" "start" "-a" "f891545ac66640ad099e650e514f194afc0f507d40539bd5ab8a3757644656e3", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]    Compiling pokebot-crystal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking c_vec v1.0.12
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[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" "f891545ac66640ad099e650e514f194afc0f507d40539bd5ab8a3757644656e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f891545ac66640ad099e650e514f194afc0f507d40539bd5ab8a3757644656e3", kill_on_drop: false }`
[INFO] [stdout] f891545ac66640ad099e650e514f194afc0f507d40539bd5ab8a3757644656e3