[INFO] cloning repository https://github.com/customtea/echoo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/customtea/echoo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtea%2Fechoo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtea%2Fechoo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9465526cba6629928694993adf525da56008324b [INFO] checking customtea/echoo against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtea%2Fechoo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/customtea/echoo [INFO] finished tweaking git repo https://github.com/customtea/echoo [INFO] tweaked toml for git repo https://github.com/customtea/echoo written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/customtea/echoo on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/customtea/echoo 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fa3183cfd063abb81ed34070a30e656d0b0a40a7d7ac65859001e52ae38e9145 [INFO] running `Command { std: "docker" "start" "-a" "fa3183cfd063abb81ed34070a30e656d0b0a40a7d7ac65859001e52ae38e9145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa3183cfd063abb81ed34070a30e656d0b0a40a7d7ac65859001e52ae38e9145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa3183cfd063abb81ed34070a30e656d0b0a40a7d7ac65859001e52ae38e9145", kill_on_drop: false }` [INFO] [stdout] fa3183cfd063abb81ed34070a30e656d0b0a40a7d7ac65859001e52ae38e9145 [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50eb94b845315a1cb108b0f09563635cce11df693219b1dcd0fe61dfa95b12bd [INFO] running `Command { std: "docker" "start" "-a" "50eb94b845315a1cb108b0f09563635cce11df693219b1dcd0fe61dfa95b12bd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Compiling clap_derive v3.0.14 [INFO] [stderr] Checking clap v3.0.14 [INFO] [stderr] Checking echooo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Write` and `stdout` [INFO] [stdout] --> src/main.rs:4:35 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{BufRead, BufReader, stdout, Write}; [INFO] [stdout] | ^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Write` and `stdout` [INFO] [stdout] --> src/main.rs:4:35 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{BufRead, BufReader, stdout, Write}; [INFO] [stdout] | ^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless assignment of variable of type `ColoredString` to itself [INFO] [stdout] --> src/color_text.rs:182:25 [INFO] [stdout] | [INFO] [stdout] 182 | colored_text = colored_text [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless assignment of variable of type `ColoredString` to itself [INFO] [stdout] --> src/color_text.rs:186:21 [INFO] [stdout] | [INFO] [stdout] 186 | None => colored_text = colored_text [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | / /// Set Front Color [INFO] [stdout] 18 | | #[clap(short, long)] [INFO] [stdout] 19 | | front_color: Option, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / /// Set Background Color [INFO] [stdout] 22 | | #[clap(short, long)] [INFO] [stdout] 23 | | back_color: Option, [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | / /// Text [INFO] [stdout] 66 | | #[clap(name = "String")] [INFO] [stdout] 67 | | text: Vec, [INFO] [stdout] | |_____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | / /// File [INFO] [stdout] 70 | | #[clap(long, name="FILE")] [INFO] [stdout] 71 | | file: Option, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `echooo` (bin "echooo" test) due to 4 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: useless assignment of variable of type `ColoredString` to itself [INFO] [stdout] --> src/color_text.rs:182:25 [INFO] [stdout] | [INFO] [stdout] 182 | colored_text = colored_text [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: useless assignment of variable of type `ColoredString` to itself [INFO] [stdout] --> src/color_text.rs:186:21 [INFO] [stdout] | [INFO] [stdout] 186 | None => colored_text = colored_text [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | / /// Set Front Color [INFO] [stdout] 18 | | #[clap(short, long)] [INFO] [stdout] 19 | | front_color: Option, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / /// Set Background Color [INFO] [stdout] 22 | | #[clap(short, long)] [INFO] [stdout] 23 | | back_color: Option, [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | / /// Text [INFO] [stdout] 66 | | #[clap(name = "String")] [INFO] [stdout] 67 | | text: Vec, [INFO] [stdout] | |_____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | / /// File [INFO] [stdout] 70 | | #[clap(long, name="FILE")] [INFO] [stdout] 71 | | file: Option, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `echooo` (bin "echooo") due to 4 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "50eb94b845315a1cb108b0f09563635cce11df693219b1dcd0fe61dfa95b12bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50eb94b845315a1cb108b0f09563635cce11df693219b1dcd0fe61dfa95b12bd", kill_on_drop: false }` [INFO] [stdout] 50eb94b845315a1cb108b0f09563635cce11df693219b1dcd0fe61dfa95b12bd