[INFO] cloning repository https://github.com/chess-seventh/RSS2Mutt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chess-seventh/RSS2Mutt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchess-seventh%2FRSS2Mutt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchess-seventh%2FRSS2Mutt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d5da7de90575f1c4db769b7968cd0fd34ea7070c [INFO] testing chess-seventh/RSS2Mutt against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchess-seventh%2FRSS2Mutt" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chess-seventh/RSS2Mutt on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chess-seventh/RSS2Mutt [INFO] finished tweaking git repo https://github.com/chess-seventh/RSS2Mutt [INFO] tweaked toml for git repo https://github.com/chess-seventh/RSS2Mutt written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/chess-seventh/RSS2Mutt already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13f18f99c35cb45153fbb5daeb024a11ffb5343bec4d64c4f97d803406c62e6b [INFO] running `Command { std: "docker" "start" "-a" "13f18f99c35cb45153fbb5daeb024a11ffb5343bec4d64c4f97d803406c62e6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13f18f99c35cb45153fbb5daeb024a11ffb5343bec4d64c4f97d803406c62e6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13f18f99c35cb45153fbb5daeb024a11ffb5343bec4d64c4f97d803406c62e6b", kill_on_drop: false }` [INFO] [stdout] 13f18f99c35cb45153fbb5daeb024a11ffb5343bec4d64c4f97d803406c62e6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c910aa7f3d3b94408f4760a7f6992d7988a7817685ae4db6f87463ce883eabbe [INFO] running `Command { std: "docker" "start" "-a" "c910aa7f3d3b94408f4760a7f6992d7988a7817685ae4db6f87463ce883eabbe", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling proc-macro2 v0.4.20 [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling openssl v0.10.14 [INFO] [stderr] Compiling ident_case v1.0.0 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Compiling indexmap v1.0.1 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Compiling string v0.1.1 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling derive_builder v0.6.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling term_size v0.2.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling tokio-executor v0.1.5 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Compiling utf-8 v0.6.0 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling lock_api v0.1.4 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling uuid v0.7.1 [INFO] [stderr] Compiling futf v0.1.4 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling debug_unreachable v0.1.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling tokio-timer v0.2.7 [INFO] [stderr] Compiling tokio-current-thread v0.1.3 [INFO] [stderr] Compiling bytes v0.4.10 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling libflate v0.1.18 [INFO] [stderr] Compiling clap v2.20.5 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling tokio-io v0.1.9 [INFO] [stderr] Compiling http v0.1.13 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling string_cache_codegen v0.3.1 [INFO] [stderr] Compiling url v1.7.1 [INFO] [stderr] Compiling openssl-sys v0.9.39 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling mime v0.3.12 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling tendril v0.2.4 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling tokio-threadpool v0.1.7 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling tokio-reactor v0.1.6 [INFO] [stderr] Compiling string_cache v0.4.0 [INFO] [stderr] Compiling html5ever-atoms v0.2.2 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio-uds v0.2.2 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio v0.1.11 [INFO] [stderr] Compiling html5ever v0.13.1 [INFO] [stderr] Compiling h2 v0.1.13 [INFO] [stderr] Compiling serde_json v1.0.32 [INFO] [stderr] Compiling serde_urlencoded v0.5.3 [INFO] [stderr] Compiling darling_core v0.6.3 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling hyper v0.12.12 [INFO] [stderr] Compiling darling_macro v0.6.3 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling quick-xml v0.13.0 [INFO] [stderr] Compiling reqwest v0.9.3 [INFO] [stderr] Compiling darling v0.6.3 [INFO] [stderr] Compiling derive_builder_core v0.3.0 [INFO] [stderr] Compiling html2runes v1.0.0 [INFO] [stderr] Compiling rss v1.6.0 [INFO] [stderr] Compiling rss_parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:151:32 [INFO] [stdout] | [INFO] [stdout] 151 | ... why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:170:13 [INFO] [stdout] | [INFO] [stdout] 170 | let mut curr_line = line.unwrap(); [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: panic message contains unused formatting placeholders [INFO] [stdout] --> src/main.rs:157:39 [INFO] [stdout] | [INFO] [stdout] 157 | panic!("couldn't write to {}: {}"); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing arguments [INFO] [stdout] | [INFO] [stdout] 157 | panic!("couldn't write to {}: {}", ...); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 157 | panic!("{}", "couldn't write to {}: {}"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | writeln!(file, "{}", hash.unwrap().to_owned().to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.61s [INFO] running `Command { std: "docker" "inspect" "c910aa7f3d3b94408f4760a7f6992d7988a7817685ae4db6f87463ce883eabbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c910aa7f3d3b94408f4760a7f6992d7988a7817685ae4db6f87463ce883eabbe", kill_on_drop: false }` [INFO] [stdout] c910aa7f3d3b94408f4760a7f6992d7988a7817685ae4db6f87463ce883eabbe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 10645da579a3844aa7d56d7ca1e3c706abd54260f20ac4e3d2a129613772dd94 [INFO] running `Command { std: "docker" "start" "-a" "10645da579a3844aa7d56d7ca1e3c706abd54260f20ac4e3d2a129613772dd94", kill_on_drop: false }` [INFO] [stderr] Compiling rss_parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:151:32 [INFO] [stdout] | [INFO] [stdout] 151 | ... why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:170:13 [INFO] [stdout] | [INFO] [stdout] 170 | let mut curr_line = line.unwrap(); [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: panic message contains unused formatting placeholders [INFO] [stdout] --> src/main.rs:157:39 [INFO] [stdout] | [INFO] [stdout] 157 | panic!("couldn't write to {}: {}"); [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing arguments [INFO] [stdout] | [INFO] [stdout] 157 | panic!("couldn't write to {}: {}", ...); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 157 | panic!("{}", "couldn't write to {}: {}"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:126:5 [INFO] [stdout] | [INFO] [stdout] 126 | writeln!(file, "{}", hash.unwrap().to_owned().to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "10645da579a3844aa7d56d7ca1e3c706abd54260f20ac4e3d2a129613772dd94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10645da579a3844aa7d56d7ca1e3c706abd54260f20ac4e3d2a129613772dd94", kill_on_drop: false }` [INFO] [stdout] 10645da579a3844aa7d56d7ca1e3c706abd54260f20ac4e3d2a129613772dd94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ec33ba31d5e3d369816eccb7c7369e61a36387d2c5d5ae42977c85bdc3537876 [INFO] running `Command { std: "docker" "start" "-a" "ec33ba31d5e3d369816eccb7c7369e61a36387d2c5d5ae42977c85bdc3537876", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:151:32 [INFO] [stderr] | [INFO] [stderr] 151 | ... why.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:170:13 [INFO] [stderr] | [INFO] [stderr] 170 | let mut curr_line = line.unwrap(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message contains unused formatting placeholders [INFO] [stderr] --> src/main.rs:157:39 [INFO] [stderr] | [INFO] [stderr] 157 | panic!("couldn't write to {}: {}"); [INFO] [stderr] | ^^ ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stderr] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stderr] help: add the missing arguments [INFO] [stderr] | [INFO] [stderr] 157 | panic!("couldn't write to {}: {}", ...); [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or add a "{}" format string to use the message literally [INFO] [stderr] | [INFO] [stderr] 157 | panic!("{}", "couldn't write to {}: {}"); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:126:5 [INFO] [stderr] | [INFO] [stderr] 126 | writeln!(file, "{}", hash.unwrap().to_owned().to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.25s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rss_parser-a3268fff4f2e4dd8) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ec33ba31d5e3d369816eccb7c7369e61a36387d2c5d5ae42977c85bdc3537876", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec33ba31d5e3d369816eccb7c7369e61a36387d2c5d5ae42977c85bdc3537876", kill_on_drop: false }` [INFO] [stdout] ec33ba31d5e3d369816eccb7c7369e61a36387d2c5d5ae42977c85bdc3537876