[INFO] cloning repository https://github.com/Zerho-213/Discovery-of-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zerho-213/Discovery-of-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZerho-213%2FDiscovery-of-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZerho-213%2FDiscovery-of-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cb812f041af687430c49b341de0f6ff3432a3a4b [INFO] checking Zerho-213/Discovery-of-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZerho-213%2FDiscovery-of-rust" "/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/Zerho-213/Discovery-of-rust 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/Zerho-213/Discovery-of-rust [INFO] finished tweaking git repo https://github.com/Zerho-213/Discovery-of-rust [INFO] tweaked toml for git repo https://github.com/Zerho-213/Discovery-of-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Zerho-213/Discovery-of-rust 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 console_engine v2.6.0 [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] b171450073313ca68bb17e1fd38a7801d6ffd2578c5b6513fc25136e8a6d43f6 [INFO] running `Command { std: "docker" "start" "-a" "b171450073313ca68bb17e1fd38a7801d6ffd2578c5b6513fc25136e8a6d43f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b171450073313ca68bb17e1fd38a7801d6ffd2578c5b6513fc25136e8a6d43f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b171450073313ca68bb17e1fd38a7801d6ffd2578c5b6513fc25136e8a6d43f6", kill_on_drop: false }` [INFO] [stdout] b171450073313ca68bb17e1fd38a7801d6ffd2578c5b6513fc25136e8a6d43f6 [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] 417e7caf10b31723a0e52d3559c2a9263061c619c71b73fad5f7a04ec8f9de60 [INFO] running `Command { std: "docker" "start" "-a" "417e7caf10b31723a0e52d3559c2a9263061c619c71b73fad5f7a04ec8f9de60", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling signal-hook v0.3.15 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking mio v0.8.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking crossterm v0.26.1 [INFO] [stderr] Checking console_engine v2.6.0 [INFO] [stderr] Checking consolgame v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s [INFO] running `Command { std: "docker" "inspect" "417e7caf10b31723a0e52d3559c2a9263061c619c71b73fad5f7a04ec8f9de60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "417e7caf10b31723a0e52d3559c2a9263061c619c71b73fad5f7a04ec8f9de60", kill_on_drop: false }` [INFO] [stdout] 417e7caf10b31723a0e52d3559c2a9263061c619c71b73fad5f7a04ec8f9de60 [INFO] checking Zerho-213/Discovery-of-rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZerho-213%2FDiscovery-of-rust" "/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/Zerho-213/Discovery-of-rust 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/Zerho-213/Discovery-of-rust [INFO] finished tweaking git repo https://github.com/Zerho-213/Discovery-of-rust [INFO] tweaked toml for git repo https://github.com/Zerho-213/Discovery-of-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Zerho-213/Discovery-of-rust 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] a8e383ac08d063abc6e367124caca31502c3e3aefe663462af864da18fd356dc [INFO] running `Command { std: "docker" "start" "-a" "a8e383ac08d063abc6e367124caca31502c3e3aefe663462af864da18fd356dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8e383ac08d063abc6e367124caca31502c3e3aefe663462af864da18fd356dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8e383ac08d063abc6e367124caca31502c3e3aefe663462af864da18fd356dc", kill_on_drop: false }` [INFO] [stdout] a8e383ac08d063abc6e367124caca31502c3e3aefe663462af864da18fd356dc [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] 7dc6dc6c4e26cd23d804e9e799d21bc395d30c0992f30b17514fe6f5f2baa691 [INFO] running `Command { std: "docker" "start" "-a" "7dc6dc6c4e26cd23d804e9e799d21bc395d30c0992f30b17514fe6f5f2baa691", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling signal-hook v0.3.15 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.6 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.1/src/half_lock.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | unsafe { libc::abort() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.6.4 [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 `signal-hook-registry` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7dc6dc6c4e26cd23d804e9e799d21bc395d30c0992f30b17514fe6f5f2baa691", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dc6dc6c4e26cd23d804e9e799d21bc395d30c0992f30b17514fe6f5f2baa691", kill_on_drop: false }` [INFO] [stdout] 7dc6dc6c4e26cd23d804e9e799d21bc395d30c0992f30b17514fe6f5f2baa691