[INFO] cloning repository https://github.com/pnivlek/mulch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pnivlek/mulch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnivlek%2Fmulch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnivlek%2Fmulch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6b2d0f2920f7c381f65a817928e6cb9d4c3a5b04 [INFO] checking pnivlek/mulch against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnivlek%2Fmulch" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pnivlek/mulch 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/pnivlek/mulch [INFO] finished tweaking git repo https://github.com/pnivlek/mulch [INFO] tweaked toml for git repo https://github.com/pnivlek/mulch written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/pnivlek/mulch 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 version-compare v0.0.10 [INFO] [stderr] Downloaded sdl2 v0.34.5 [INFO] [stderr] Downloaded sdl2-sys v0.34.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 758384d66442713f73e787f3765a872d6dc0639fd9f3268dc6f4ba7430ee50e1 [INFO] running `Command { std: "docker" "start" "-a" "758384d66442713f73e787f3765a872d6dc0639fd9f3268dc6f4ba7430ee50e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "758384d66442713f73e787f3765a872d6dc0639fd9f3268dc6f4ba7430ee50e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "758384d66442713f73e787f3765a872d6dc0639fd9f3268dc6f4ba7430ee50e1", kill_on_drop: false }` [INFO] [stdout] 758384d66442713f73e787f3765a872d6dc0639fd9f3268dc6f4ba7430ee50e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 38d8adee4fe0a48736feba55b1806294fe985404ef88178a4597eb4f57c65ae7 [INFO] running `Command { std: "docker" "start" "-a" "38d8adee4fe0a48736feba55b1806294fe985404ef88178a4597eb4f57c65ae7", kill_on_drop: false }` [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling sdl2 v0.34.5 [INFO] [stderr] Compiling sdl2-sys v0.34.5 [INFO] [stderr] Checking mulch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `sdl2::render::Canvas` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use sdl2::render::Canvas; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::video::Window` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use sdl2::video::Window; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::Sdl` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use sdl2::Sdl; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::render::Canvas` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use sdl2::render::Canvas; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::video::Window` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use sdl2::video::Window; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::Sdl` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use sdl2::Sdl; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/chip8.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 11 | v: [u8; 16], [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 14 | i_reg: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | pc_reg: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 24 | // Sound timer [INFO] [stdout] 25 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] 29 | // Stack pointer [INFO] [stdout] 30 | sp: u16, [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub clear_flag :u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sdl_context` is never read [INFO] [stdout] --> src/graphics.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Graphics { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 9 | sdl_context: Sdl, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/chip8.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 11 | v: [u8; 16], [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 14 | i_reg: u16, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | pc_reg: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 24 | // Sound timer [INFO] [stdout] 25 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] 29 | // Stack pointer [INFO] [stdout] 30 | sp: u16, [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 35 | pub clear_flag :u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sdl_context` is never read [INFO] [stdout] --> src/graphics.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Graphics { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 9 | sdl_context: Sdl, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/graphics.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | / self.canvas.draw_point(sdl2::rect::Point::new( [INFO] [stdout] 38 | | x.try_into().unwrap(), [INFO] [stdout] 39 | | y.try_into().unwrap(), [INFO] [stdout] 40 | | )); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = self.canvas.draw_point(sdl2::rect::Point::new( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/graphics.rs:37:21 [INFO] [stdout] | [INFO] [stdout] 37 | / self.canvas.draw_point(sdl2::rect::Point::new( [INFO] [stdout] 38 | | x.try_into().unwrap(), [INFO] [stdout] 39 | | y.try_into().unwrap(), [INFO] [stdout] 40 | | )); [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 37 | let _ = self.canvas.draw_point(sdl2::rect::Point::new( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "38d8adee4fe0a48736feba55b1806294fe985404ef88178a4597eb4f57c65ae7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38d8adee4fe0a48736feba55b1806294fe985404ef88178a4597eb4f57c65ae7", kill_on_drop: false }` [INFO] [stdout] 38d8adee4fe0a48736feba55b1806294fe985404ef88178a4597eb4f57c65ae7 [INFO] checking pnivlek/mulch against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnivlek%2Fmulch" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pnivlek/mulch 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/pnivlek/mulch [INFO] finished tweaking git repo https://github.com/pnivlek/mulch [INFO] tweaked toml for git repo https://github.com/pnivlek/mulch written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pnivlek/mulch 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 98c58e2084e634c7e189e3afc55cab374482378a75b7cbb60eb12884c5859b00 [INFO] running `Command { std: "docker" "start" "-a" "98c58e2084e634c7e189e3afc55cab374482378a75b7cbb60eb12884c5859b00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98c58e2084e634c7e189e3afc55cab374482378a75b7cbb60eb12884c5859b00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98c58e2084e634c7e189e3afc55cab374482378a75b7cbb60eb12884c5859b00", kill_on_drop: false }` [INFO] [stdout] 98c58e2084e634c7e189e3afc55cab374482378a75b7cbb60eb12884c5859b00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 55f866032ccfbbc2da189adba8f5c45d6fffdda4e699311d1aef91cc9c029f4d [INFO] running `Command { std: "docker" "start" "-a" "55f866032ccfbbc2da189adba8f5c45d6fffdda4e699311d1aef91cc9c029f4d", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling sdl2 v0.34.5 [INFO] [stderr] Compiling sdl2-sys v0.34.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sdl2-0.34.5/src/sdl2/render.rs:230:13 [INFO] [stdout] | [INFO] [stdout] 230 | 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" "55f866032ccfbbc2da189adba8f5c45d6fffdda4e699311d1aef91cc9c029f4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55f866032ccfbbc2da189adba8f5c45d6fffdda4e699311d1aef91cc9c029f4d", kill_on_drop: false }` [INFO] [stdout] 55f866032ccfbbc2da189adba8f5c45d6fffdda4e699311d1aef91cc9c029f4d