[INFO] cloning repository https://github.com/brndnhrbrt/rust_4mb_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brndnhrbrt/rust_4mb_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrndnhrbrt%2Frust_4mb_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrndnhrbrt%2Frust_4mb_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c187876795f1e8cbe99c203a4beaa97a9153c92 [INFO] checking brndnhrbrt/rust_4mb_test against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrndnhrbrt%2Frust_4mb_test" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brndnhrbrt/rust_4mb_test 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/brndnhrbrt/rust_4mb_test [INFO] finished tweaking git repo https://github.com/brndnhrbrt/rust_4mb_test [INFO] tweaked toml for git repo https://github.com/brndnhrbrt/rust_4mb_test written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/brndnhrbrt/rust_4mb_test 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xkb v0.2.1 [INFO] [stderr] Downloaded xkbcommon-sys v0.7.5 [INFO] [stderr] Downloaded minifb v0.19.3 [INFO] [stderr] Downloaded orbclient v0.3.31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f180234d9b3bb88c97b7a3efadb22b846819ef29816fe34586252a626c8eefb3 [INFO] running `Command { std: "docker" "start" "-a" "f180234d9b3bb88c97b7a3efadb22b846819ef29816fe34586252a626c8eefb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f180234d9b3bb88c97b7a3efadb22b846819ef29816fe34586252a626c8eefb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f180234d9b3bb88c97b7a3efadb22b846819ef29816fe34586252a626c8eefb3", kill_on_drop: false }` [INFO] [stdout] f180234d9b3bb88c97b7a3efadb22b846819ef29816fe34586252a626c8eefb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 518228b0c87773b41034b2192606aa0cb18f0898cf59ff484aaf292942c88da5 [INFO] running `Command { std: "docker" "start" "-a" "518228b0c87773b41034b2192606aa0cb18f0898cf59ff484aaf292942c88da5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling clang-sys v1.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling wayland-scanner v0.28.5 [INFO] [stderr] Compiling wayland-sys v0.28.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling libloading v0.7.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling bindgen v0.56.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Compiling wayland-client v0.28.5 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling env_logger v0.8.3 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling wayland-protocols v0.28.5 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking wayland-commons v0.28.5 [INFO] [stderr] Checking xcursor v0.3.3 [INFO] [stderr] Compiling minifb v0.19.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking raw-window-handle v0.3.3 [INFO] [stderr] Checking wayland-cursor v0.28.5 [INFO] [stderr] Compiling xkbcommon-sys v0.7.5 [INFO] [stderr] Checking xkb v0.2.1 [INFO] [stderr] Checking game_jam_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | for mut sprite in self.sprites.iter_mut() { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | for mut sprite in self.sprites.iter_mut() { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `buffer` is never read [INFO] [stdout] --> src/main.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut buffer: Vec = vec![0; WIDTH * HEIGHT]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `buffer` is never read [INFO] [stdout] --> src/main.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | let mut buffer: Vec = vec![0; WIDTH * HEIGHT]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.95s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2, nom v6.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "518228b0c87773b41034b2192606aa0cb18f0898cf59ff484aaf292942c88da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "518228b0c87773b41034b2192606aa0cb18f0898cf59ff484aaf292942c88da5", kill_on_drop: false }` [INFO] [stdout] 518228b0c87773b41034b2192606aa0cb18f0898cf59ff484aaf292942c88da5 [INFO] checking brndnhrbrt/rust_4mb_test against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrndnhrbrt%2Frust_4mb_test" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brndnhrbrt/rust_4mb_test 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/brndnhrbrt/rust_4mb_test [INFO] finished tweaking git repo https://github.com/brndnhrbrt/rust_4mb_test [INFO] tweaked toml for git repo https://github.com/brndnhrbrt/rust_4mb_test written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/brndnhrbrt/rust_4mb_test 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 467f81fb3548b8a49af2c5456399e47bd0c9282e9c546b5e0f83abe24b5b33fb [INFO] running `Command { std: "docker" "start" "-a" "467f81fb3548b8a49af2c5456399e47bd0c9282e9c546b5e0f83abe24b5b33fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "467f81fb3548b8a49af2c5456399e47bd0c9282e9c546b5e0f83abe24b5b33fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "467f81fb3548b8a49af2c5456399e47bd0c9282e9c546b5e0f83abe24b5b33fb", kill_on_drop: false }` [INFO] [stdout] 467f81fb3548b8a49af2c5456399e47bd0c9282e9c546b5e0f83abe24b5b33fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 18e46cb36c0708b2da4a1423a58932cb64852dfc2a34c500ccc68c2859e9fcdc [INFO] running `Command { std: "docker" "start" "-a" "18e46cb36c0708b2da4a1423a58932cb64852dfc2a34c500ccc68c2859e9fcdc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling clang-sys v1.2.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling wayland-scanner v0.28.5 [INFO] [stderr] Compiling wayland-sys v0.28.5 [INFO] [stderr] Compiling libloading v0.7.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bindgen v0.56.0 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Compiling nom v6.1.2 [INFO] [stderr] Compiling wayland-client v0.28.5 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.5.4/src/exec.rs:848:13 [INFO] [stdout] | [INFO] [stdout] 848 | / match dfa::Fsm::reverse( [INFO] [stdout] 849 | | &self.ro.dfa_reverse, [INFO] [stdout] 850 | | self.cache.value(), [INFO] [stdout] 851 | | false, [INFO] [stdout] ... | [INFO] [stdout] 862 | | Quit => return Some(Quit), [INFO] [stdout] 863 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Checking smallvec v1.6.1 [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 `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "18e46cb36c0708b2da4a1423a58932cb64852dfc2a34c500ccc68c2859e9fcdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18e46cb36c0708b2da4a1423a58932cb64852dfc2a34c500ccc68c2859e9fcdc", kill_on_drop: false }` [INFO] [stdout] 18e46cb36c0708b2da4a1423a58932cb64852dfc2a34c500ccc68c2859e9fcdc