[INFO] cloning repository https://github.com/PureArtistry/oi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PureArtistry/oi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPureArtistry%2Foi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPureArtistry%2Foi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f456a0ba1e1a0457d690c70791dc8c29a02cac2e
[INFO] checking PureArtistry/oi against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPureArtistry%2Foi" "/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/PureArtistry/oi 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/PureArtistry/oi
[INFO] finished tweaking git repo https://github.com/PureArtistry/oi
[INFO] tweaked toml for git repo https://github.com/PureArtistry/oi written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/PureArtistry/oi 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 tendril v0.4.2
[INFO] [stderr]   Downloaded flate2 v1.0.22
[INFO] [stderr]   Downloaded strum v0.22.0
[INFO] [stderr]   Downloaded whoami v1.2.1
[INFO] [stderr]   Downloaded cssparser-macros v0.6.0
[INFO] [stderr]   Downloaded strum_macros v0.22.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.0
[INFO] [stderr]   Downloaded ego-tree v0.6.2
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded os_str_bytes v6.0.0
[INFO] [stderr]   Downloaded anyhow v1.0.53
[INFO] [stderr]   Downloaded indexmap v1.8.0
[INFO] [stderr]   Downloaded clap v3.0.14
[INFO] [stderr]   Downloaded webpki-roots v0.22.2
[INFO] [stderr]   Downloaded html5ever v0.25.1
[INFO] [stderr]   Downloaded rustls v0.20.2
[INFO] [stderr]   Downloaded ureq v2.4.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.9.0
[INFO] [stderr]   Downloaded comfy-table v5.0.0
[INFO] [stderr]   Downloaded encoding_rs v0.8.30
[INFO] [stderr]   Downloaded signal-hook v0.3.13
[INFO] [stderr]   Downloaded crossterm v0.22.1
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded semver v1.0.5
[INFO] [stderr]   Downloaded string_cache v0.8.3
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.1
[INFO] [stderr]   Downloaded dtoa-short v0.3.3
[INFO] [stderr]   Downloaded siphasher v0.3.9
[INFO] [stderr]   Downloaded scraper v0.12.0
[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] 115a6e55599db4320bbf6fabac836a059f5c7cf3a9ef19da83f309ef904543a7
[INFO] running `Command { std: "docker" "start" "-a" "115a6e55599db4320bbf6fabac836a059f5c7cf3a9ef19da83f309ef904543a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "115a6e55599db4320bbf6fabac836a059f5c7cf3a9ef19da83f309ef904543a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "115a6e55599db4320bbf6fabac836a059f5c7cf3a9ef19da83f309ef904543a7", kill_on_drop: false }`
[INFO] [stdout] 115a6e55599db4320bbf6fabac836a059f5c7cf3a9ef19da83f309ef904543a7
[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] 0b6a32e747973b4584ed0b8b012eab8a5d244a49a9dd34b2e79a8df7b537e462
[INFO] running `Command { std: "docker" "start" "-a" "0b6a32e747973b4584ed0b8b012eab8a5d244a49a9dd34b2e79a8df7b537e462", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking strum v0.22.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking whoami v1.2.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking string_cache v0.8.3
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.2
[INFO] [stderr]     Checking rustls v0.20.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling strum_macros v0.22.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking ureq v2.4.0
[INFO] [stderr]     Checking comfy-table v5.0.0
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking oi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/io_functions.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let html = fs::read_to_string(&files[(files.len() - 1)])?;
[INFO] [stdout]    |                                          ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -     let html = fs::read_to_string(&files[(files.len() - 1)])?;
[INFO] [stdout] 25 +     let html = fs::read_to_string(&files[files.len() - 1])?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/selectors/lyrics.rs:12:45
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .position(|&r| r == duplicate_lines[(dups_len - 1)])
[INFO] [stdout]    |                                             ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -         .position(|&r| r == duplicate_lines[(dups_len - 1)])
[INFO] [stdout] 12 +         .position(|&r| r == duplicate_lines[dups_len - 1])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/selectors/mod.rs:258:27
[INFO] [stdout]     |
[INFO] [stdout] 258 |                     || qv[(n - 1)] == "public" && qv[n] == "holidays"
[INFO] [stdout]     |                           ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -                     || qv[(n - 1)] == "public" && qv[n] == "holidays"
[INFO] [stdout] 258 +                     || qv[n - 1] == "public" && qv[n] == "holidays"
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:163:16
[INFO] [stdout]     |
[INFO] [stdout] 163 |     if answers[(total - 1)] == "corrections" {
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 163 -     if answers[(total - 1)] == "corrections" {
[INFO] [stdout] 163 +     if answers[total - 1] == "corrections" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/io_functions.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let html = fs::read_to_string(&files[(files.len() - 1)])?;
[INFO] [stdout]    |                                          ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -     let html = fs::read_to_string(&files[(files.len() - 1)])?;
[INFO] [stdout] 25 +     let html = fs::read_to_string(&files[files.len() - 1])?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/selectors/lyrics.rs:12:45
[INFO] [stdout]    |
[INFO] [stdout] 12 |         .position(|&r| r == duplicate_lines[(dups_len - 1)])
[INFO] [stdout]    |                                             ^            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -         .position(|&r| r == duplicate_lines[(dups_len - 1)])
[INFO] [stdout] 12 +         .position(|&r| r == duplicate_lines[dups_len - 1])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/selectors/mod.rs:258:27
[INFO] [stdout]     |
[INFO] [stdout] 258 |                     || qv[(n - 1)] == "public" && qv[n] == "holidays"
[INFO] [stdout]     |                           ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -                     || qv[(n - 1)] == "public" && qv[n] == "holidays"
[INFO] [stdout] 258 +                     || qv[n - 1] == "public" && qv[n] == "holidays"
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:163:16
[INFO] [stdout]     |
[INFO] [stdout] 163 |     if answers[(total - 1)] == "corrections" {
[INFO] [stdout]     |                ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 163 -     if answers[(total - 1)] == "corrections" {
[INFO] [stdout] 163 +     if answers[total - 1] == "corrections" {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.54s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: html5ever v0.25.1
[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" "0b6a32e747973b4584ed0b8b012eab8a5d244a49a9dd34b2e79a8df7b537e462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6a32e747973b4584ed0b8b012eab8a5d244a49a9dd34b2e79a8df7b537e462", kill_on_drop: false }`
[INFO] [stdout] 0b6a32e747973b4584ed0b8b012eab8a5d244a49a9dd34b2e79a8df7b537e462