[INFO] cloning repository https://github.com/bachue/udp-test-2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bachue/udp-test-2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbachue%2Fudp-test-2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbachue%2Fudp-test-2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 45372d78c27d1656a51cacea0285b517cc6f0a85 [INFO] checking bachue/udp-test-2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbachue%2Fudp-test-2" "/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/bachue/udp-test-2 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/bachue/udp-test-2 [INFO] finished tweaking git repo https://github.com/bachue/udp-test-2 [INFO] tweaked toml for git repo https://github.com/bachue/udp-test-2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bachue/udp-test-2 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 logger v0.4.0 [INFO] [stderr] Downloaded core_affinity v0.5.10 [INFO] [stderr] Downloaded md-5 v0.9.1 [INFO] [stderr] Downloaded anyhow v1.0.42 [INFO] [stderr] Downloaded nix v0.21.0 [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] a49a1eb0d7994a9d95430eb70366d018e04b634ece8d87ab8fc7319bcdfd946d [INFO] running `Command { std: "docker" "start" "-a" "a49a1eb0d7994a9d95430eb70366d018e04b634ece8d87ab8fc7319bcdfd946d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a49a1eb0d7994a9d95430eb70366d018e04b634ece8d87ab8fc7319bcdfd946d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a49a1eb0d7994a9d95430eb70366d018e04b634ece8d87ab8fc7319bcdfd946d", kill_on_drop: false }` [INFO] [stdout] a49a1eb0d7994a9d95430eb70366d018e04b634ece8d87ab8fc7319bcdfd946d [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] f14c461416f3f6a9f9de077c813f4664e78c50b776eacd7d28bb562cf0109095 [INFO] running `Command { std: "docker" "start" "-a" "f14c461416f3f6a9f9de077c813f4664e78c50b776eacd7d28bb562cf0109095", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.21.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Checking iron v0.6.1 [INFO] [stderr] Checking logger v0.4.0 [INFO] [stderr] Checking udp-test-2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `InetAddr` [INFO] [stdout] --> src/main.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | socket::{recvmmsg, InetAddr, MsgFlags, RecvMmsgData, SockAddr}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `InetAddr` [INFO] [stdout] --> src/main.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | socket::{recvmmsg, InetAddr, MsgFlags, RecvMmsgData, SockAddr}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[RecvMmsgData<'_, &[IoVec<&mut [u8]>]>; 16]` does not permit zero-initialization [INFO] [stdout] --> src/main.rs:103:78 [INFO] [stdout] | [INFO] [stdout] 103 | let mut msgs: [RecvMmsgData<&[IoVec<&mut [u8]>]>; MSGLEN] = unsafe { zeroed() }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[RecvMmsgData<'_, &[IoVec<&mut [u8]>]>; 16]` does not permit zero-initialization [INFO] [stdout] --> src/main.rs:103:78 [INFO] [stdout] | [INFO] [stdout] 103 | let mut msgs: [RecvMmsgData<&[IoVec<&mut [u8]>]>; MSGLEN] = unsafe { zeroed() }; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: references must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` 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 3.19s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [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" "f14c461416f3f6a9f9de077c813f4664e78c50b776eacd7d28bb562cf0109095", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f14c461416f3f6a9f9de077c813f4664e78c50b776eacd7d28bb562cf0109095", kill_on_drop: false }` [INFO] [stdout] f14c461416f3f6a9f9de077c813f4664e78c50b776eacd7d28bb562cf0109095 [INFO] checking bachue/udp-test-2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbachue%2Fudp-test-2" "/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/bachue/udp-test-2 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/bachue/udp-test-2 [INFO] finished tweaking git repo https://github.com/bachue/udp-test-2 [INFO] tweaked toml for git repo https://github.com/bachue/udp-test-2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bachue/udp-test-2 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] cdacdd78813ccac0bd04027fb96fdabad4f65c178c22eaa935b993adb3f6ee83 [INFO] running `Command { std: "docker" "start" "-a" "cdacdd78813ccac0bd04027fb96fdabad4f65c178c22eaa935b993adb3f6ee83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdacdd78813ccac0bd04027fb96fdabad4f65c178c22eaa935b993adb3f6ee83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdacdd78813ccac0bd04027fb96fdabad4f65c178c22eaa935b993adb3f6ee83", kill_on_drop: false }` [INFO] [stdout] cdacdd78813ccac0bd04027fb96fdabad4f65c178c22eaa935b993adb3f6ee83 [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] 92991d5d9f4cdf36d37184a1612e7d7c00aaf16a2a97032cf5265b69a7800bee [INFO] running `Command { std: "docker" "start" "-a" "92991d5d9f4cdf36d37184a1612e7d7c00aaf16a2a97032cf5265b69a7800bee", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.21.0 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Compiling rand v0.6.5 [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 rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking url v1.7.2 [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" "92991d5d9f4cdf36d37184a1612e7d7c00aaf16a2a97032cf5265b69a7800bee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92991d5d9f4cdf36d37184a1612e7d7c00aaf16a2a97032cf5265b69a7800bee", kill_on_drop: false }` [INFO] [stdout] 92991d5d9f4cdf36d37184a1612e7d7c00aaf16a2a97032cf5265b69a7800bee