[INFO] cloning repository https://github.com/BobrImperator/chwalipieta [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BobrImperator/chwalipieta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobrImperator%2Fchwalipieta", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobrImperator%2Fchwalipieta'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a41586c4ab8473f87301ef3a72c9fa8847a3b10d [INFO] checking BobrImperator/chwalipieta against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobrImperator%2Fchwalipieta" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BobrImperator/chwalipieta 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/BobrImperator/chwalipieta [INFO] finished tweaking git repo https://github.com/BobrImperator/chwalipieta [INFO] tweaked toml for git repo https://github.com/BobrImperator/chwalipieta written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/BobrImperator/chwalipieta 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 serde_path_to_error v0.1.6 [INFO] [stderr] Downloaded octocrab v0.15.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bad730644aba83cf9b08be532fccb58f8ad987c72f787014a000dcf6d99ca2df [INFO] running `Command { std: "docker" "start" "-a" "bad730644aba83cf9b08be532fccb58f8ad987c72f787014a000dcf6d99ca2df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bad730644aba83cf9b08be532fccb58f8ad987c72f787014a000dcf6d99ca2df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bad730644aba83cf9b08be532fccb58f8ad987c72f787014a000dcf6d99ca2df", kill_on_drop: false }` [INFO] [stdout] bad730644aba83cf9b08be532fccb58f8ad987c72f787014a000dcf6d99ca2df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f7c42388baf0de8984823c0eaff6fb9a1e47854bca6ee169ea18c36274164670 [INFO] running `Command { std: "docker" "start" "-a" "f7c42388baf0de8984823c0eaff6fb9a1e47854bca6ee169ea18c36274164670", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking http v0.2.6 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Compiling encoding_rs v0.8.30 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling hyperx v1.4.0 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking ipnet v2.3.1 [INFO] [stderr] Checking language-tags v0.3.2 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking arc-swap v1.5.0 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking pem v0.8.3 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Compiling snafu-derive v0.6.10 [INFO] [stderr] Checking tokio v1.15.0 [INFO] [stderr] Checking snafu v0.6.10 [INFO] [stderr] Checking futures-executor v0.3.19 [INFO] [stderr] Checking futures v0.3.19 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking h2 v0.3.10 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking serde_path_to_error v0.1.6 [INFO] [stderr] Checking simple_asn1 v0.4.1 [INFO] [stderr] Checking jsonwebtoken v7.2.0 [INFO] [stderr] Checking hyper v0.14.16 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.9 [INFO] [stderr] Checking octocrab v0.15.3 [INFO] [stderr] Checking chwalipieta v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `markdown` [INFO] [stdout] --> src/main.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use octocrab::{markdown, models, Octocrab}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `markdown` [INFO] [stdout] --> src/main.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use octocrab::{markdown, models, Octocrab}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | file.write("
".as_bytes()); [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] 207 | let _ = file.write("".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.69s [INFO] running `Command { std: "docker" "inspect" "f7c42388baf0de8984823c0eaff6fb9a1e47854bca6ee169ea18c36274164670", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c42388baf0de8984823c0eaff6fb9a1e47854bca6ee169ea18c36274164670", kill_on_drop: false }` [INFO] [stdout] f7c42388baf0de8984823c0eaff6fb9a1e47854bca6ee169ea18c36274164670 [INFO] checking BobrImperator/chwalipieta against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobrImperator%2Fchwalipieta" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BobrImperator/chwalipieta 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/BobrImperator/chwalipieta [INFO] finished tweaking git repo https://github.com/BobrImperator/chwalipieta [INFO] tweaked toml for git repo https://github.com/BobrImperator/chwalipieta written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/BobrImperator/chwalipieta 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 982ec0c5bf2f66219d1193e407f0bf37fa64476c36771a4e7ccaccc0696657ae [INFO] running `Command { std: "docker" "start" "-a" "982ec0c5bf2f66219d1193e407f0bf37fa64476c36771a4e7ccaccc0696657ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "982ec0c5bf2f66219d1193e407f0bf37fa64476c36771a4e7ccaccc0696657ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "982ec0c5bf2f66219d1193e407f0bf37fa64476c36771a4e7ccaccc0696657ae", kill_on_drop: false }` [INFO] [stdout] 982ec0c5bf2f66219d1193e407f0bf37fa64476c36771a4e7ccaccc0696657ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3b69e0e78c0df59fb054bbfa36a1260baf426235c45179012d52e96c16912b5c [INFO] running `Command { std: "docker" "start" "-a" "3b69e0e78c0df59fb054bbfa36a1260baf426235c45179012d52e96c16912b5c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 334 | buf_get_impl!(self, u16::from_be_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 354 | buf_get_impl!(self, u16::from_le_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 374 | buf_get_impl!(self, i16::from_be_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 394 | buf_get_impl!(self, i16::from_le_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 414 | buf_get_impl!(self, u32::from_be_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 434 | buf_get_impl!(self, u32::from_le_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 454 | buf_get_impl!(self, i32::from_be_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 474 | buf_get_impl!(self, i32::from_le_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 494 | buf_get_impl!(self, u64::from_be_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 514 | buf_get_impl!(self, u64::from_le_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 534 | buf_get_impl!(self, i64::from_be_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 554 | buf_get_impl!(self, i64::from_le_bytes); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 574 | buf_get_impl!(self, u128::from_be_bytes); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 594 | buf_get_impl!(self, u128::from_le_bytes); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 614 | buf_get_impl!(self, i128::from_be_bytes); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bytes-1.1.0/src/buf/buf_impl.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | / if let Some(ret) = ret { [INFO] [stdout] 24 | | // if the direct conversion was possible, advance and return [INFO] [stdout] 25 | | $this.advance(SIZE); [INFO] [stdout] 26 | | return ret; [INFO] [stdout] ... | [INFO] [stdout] 31 | | return $typ::$conv(buf); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 634 | buf_get_impl!(self, i128::from_le_bytes); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `buf_get_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stdout] error: aborting due to 16 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0284`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bytes` (lib) due to 17 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3b69e0e78c0df59fb054bbfa36a1260baf426235c45179012d52e96c16912b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b69e0e78c0df59fb054bbfa36a1260baf426235c45179012d52e96c16912b5c", kill_on_drop: false }` [INFO] [stdout] 3b69e0e78c0df59fb054bbfa36a1260baf426235c45179012d52e96c16912b5c".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | file.write("".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 219 | let _ = file.write("".as_bytes()); [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] 207 | let _ = file.write("".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:219:5 [INFO] [stdout] | [INFO] [stdout] 219 | file.write("".as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:208:5 [INFO] [stdout] | [INFO] [stdout] 208 | file.write_all(FILE_TEMPLATE.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 208 | let _ = file.write_all(FILE_TEMPLATE.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:208:5 [INFO] [stdout] | [INFO] [stdout] 208 | file.write_all(FILE_TEMPLATE.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 208 | let _ = file.write_all(FILE_TEMPLATE.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:216:5 [INFO] [stdout] | [INFO] [stdout] 216 | file.write_all(formatted_items.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = file.write_all(formatted_items.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:216:5 [INFO] [stdout] | [INFO] [stdout] 216 | file.write_all(formatted_items.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = file.write_all(formatted_items.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:217:5 [INFO] [stdout] | [INFO] [stdout] 217 | file.write(BREAK_LINE.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 217 | let _ = file.write(BREAK_LINE.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:217:5 [INFO] [stdout] | [INFO] [stdout] 217 | file.write(BREAK_LINE.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 217 | let _ = file.write(BREAK_LINE.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:218:5 [INFO] [stdout] | [INFO] [stdout] 218 | file.write_all(markdown_definitions.join("\n").as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 218 | let _ = file.write_all(markdown_definitions.join("\n").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:218:5 [INFO] [stdout] | [INFO] [stdout] 218 | file.write_all(markdown_definitions.join("\n").as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 218 | let _ = file.write_all(markdown_definitions.join("\n").as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:219:5 [INFO] [stdout] | [INFO] [stdout] 219 | file.write("".as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 219 | let _ = file.write("