[INFO] cloning repository https://github.com/DevJoshi030/rs_full [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DevJoshi030/rs_full" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevJoshi030%2Frs_full", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevJoshi030%2Frs_full'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4c1113b15679cfcebfc5a2c75d3317354ed28748 [INFO] checking DevJoshi030/rs_full against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevJoshi030%2Frs_full" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DevJoshi030/rs_full 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/DevJoshi030/rs_full [INFO] finished tweaking git repo https://github.com/DevJoshi030/rs_full [INFO] tweaked toml for git repo https://github.com/DevJoshi030/rs_full written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/DevJoshi030/rs_full 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 52763498f1b904d66f38af125c940b792c68da856c7fc2d8f1137d275561cb42 [INFO] running `Command { std: "docker" "start" "-a" "52763498f1b904d66f38af125c940b792c68da856c7fc2d8f1137d275561cb42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52763498f1b904d66f38af125c940b792c68da856c7fc2d8f1137d275561cb42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52763498f1b904d66f38af125c940b792c68da856c7fc2d8f1137d275561cb42", kill_on_drop: false }` [INFO] [stdout] 52763498f1b904d66f38af125c940b792c68da856c7fc2d8f1137d275561cb42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0f0a79c8a6f32348130fdc1d9bae413bcaadcfb00065631c5a977d62d35a3852 [INFO] running `Command { std: "docker" "start" "-a" "0f0a79c8a6f32348130fdc1d9bae413bcaadcfb00065631c5a977d62d35a3852", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking regex-syntax v0.7.1 [INFO] [stderr] Checking aho-corasick v1.0.1 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.8.1 [INFO] [stderr] Checking rs_full v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/web_server.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | io::{prelude::*, BufReader, Write}, [INFO] [stdout] | ---------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/web_server.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | io::{prelude::*, BufReader, Write}, [INFO] [stdout] | ---------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `location` and `content` are never read [INFO] [stdout] --> src/traits.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct NewsArticle { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 2 | pub headline: String, [INFO] [stdout] 3 | pub location: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | pub author: String, [INFO] [stdout] 5 | pub content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `reply` and `retweet` are never read [INFO] [stdout] --> src/traits.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Tweet { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | pub reply: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | pub retweet: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `location` and `content` are never read [INFO] [stdout] --> src/traits.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct NewsArticle { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 2 | pub headline: String, [INFO] [stdout] 3 | pub location: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | pub author: String, [INFO] [stdout] 5 | pub content: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `reply` and `retweet` are never read [INFO] [stdout] --> src/traits.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Tweet { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | pub reply: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 18 | pub retweet: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rs_full` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rs_full; [INFO] [stdout] | ^^^^^^^ the item `rs_full` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rs_full` is imported redundantly [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rs_full; [INFO] [stdout] | ^^^^^^^ the item `rs_full` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "0f0a79c8a6f32348130fdc1d9bae413bcaadcfb00065631c5a977d62d35a3852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f0a79c8a6f32348130fdc1d9bae413bcaadcfb00065631c5a977d62d35a3852", kill_on_drop: false }` [INFO] [stdout] 0f0a79c8a6f32348130fdc1d9bae413bcaadcfb00065631c5a977d62d35a3852 [INFO] checking DevJoshi030/rs_full against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevJoshi030%2Frs_full" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DevJoshi030/rs_full 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/DevJoshi030/rs_full [INFO] finished tweaking git repo https://github.com/DevJoshi030/rs_full [INFO] tweaked toml for git repo https://github.com/DevJoshi030/rs_full written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DevJoshi030/rs_full 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b8133acf9ed46e46b7a7bcef5cf8441a8f1c2a64b68afc4cd3bf4b27a5dab016 [INFO] running `Command { std: "docker" "start" "-a" "b8133acf9ed46e46b7a7bcef5cf8441a8f1c2a64b68afc4cd3bf4b27a5dab016", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8133acf9ed46e46b7a7bcef5cf8441a8f1c2a64b68afc4cd3bf4b27a5dab016", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8133acf9ed46e46b7a7bcef5cf8441a8f1c2a64b68afc4cd3bf4b27a5dab016", kill_on_drop: false }` [INFO] [stdout] b8133acf9ed46e46b7a7bcef5cf8441a8f1c2a64b68afc4cd3bf4b27a5dab016 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f3ebb533ac4d19ebd2aa6677298e84e2bf71948cc6d8a2a665c567f8f1f51e06 [INFO] running `Command { std: "docker" "start" "-a" "f3ebb533ac4d19ebd2aa6677298e84e2bf71948cc6d8a2a665c567f8f1f51e06", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking regex-syntax v0.7.1 [INFO] [stderr] Checking aho-corasick v1.0.1 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking regex v1.8.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.8.1/src/exec.rs:899:13 [INFO] [stdout] | [INFO] [stdout] 899 | / match dfa::Fsm::reverse( [INFO] [stdout] 900 | | &self.ro.dfa_reverse, [INFO] [stdout] 901 | | self.cache.value(), [INFO] [stdout] 902 | | false, [INFO] [stdout] ... | [INFO] [stdout] 913 | | Quit => return Some(Quit), [INFO] [stdout] 914 | | }; [INFO] [stdout] | |_____________^ cannot infer type [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 `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f3ebb533ac4d19ebd2aa6677298e84e2bf71948cc6d8a2a665c567f8f1f51e06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3ebb533ac4d19ebd2aa6677298e84e2bf71948cc6d8a2a665c567f8f1f51e06", kill_on_drop: false }` [INFO] [stdout] f3ebb533ac4d19ebd2aa6677298e84e2bf71948cc6d8a2a665c567f8f1f51e06