[INFO] cloning repository https://github.com/nihilok/mineRS [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nihilok/mineRS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihilok%2FmineRS", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihilok%2FmineRS'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd2424f437dd7bdac2d4f32d2d0eb3323afb6477 [INFO] checking nihilok/mineRS against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnihilok%2FmineRS" "/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/nihilok/mineRS on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nihilok/mineRS [INFO] finished tweaking git repo https://github.com/nihilok/mineRS [INFO] tweaked toml for git repo https://github.com/nihilok/mineRS written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nihilok/mineRS 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5dfd53c547b5f01340ae9126acc9fef24c3e99256d2ad1d69cfa95fac1fe61c [INFO] running `Command { std: "docker" "start" "-a" "f5dfd53c547b5f01340ae9126acc9fef24c3e99256d2ad1d69cfa95fac1fe61c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5dfd53c547b5f01340ae9126acc9fef24c3e99256d2ad1d69cfa95fac1fe61c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5dfd53c547b5f01340ae9126acc9fef24c3e99256d2ad1d69cfa95fac1fe61c", kill_on_drop: false }` [INFO] [stdout] f5dfd53c547b5f01340ae9126acc9fef24c3e99256d2ad1d69cfa95fac1fe61c [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63035d85cdb4231ef6f7f333db4450ce8af02fa02b3b088cd7695b25a05bcd5a [INFO] running `Command { std: "docker" "start" "-a" "63035d85cdb4231ef6f7f333db4450ce8af02fa02b3b088cd7695b25a05bcd5a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking iana-time-zone v0.1.58 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking tui v0.16.0 [INFO] [stderr] Checking mineRS v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Widget` [INFO] [stdout] --> src/main.rs:11:63 [INFO] [stdout] | [INFO] [stdout] 11 | use tui::widgets::{Block, Borders, List, ListItem, Paragraph, Widget, Wrap}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use chrono; [INFO] [stdout] | ^^^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Widget` [INFO] [stdout] --> src/main.rs:11:63 [INFO] [stdout] | [INFO] [stdout] 11 | use tui::widgets::{Block, Borders, List, ListItem, Paragraph, Widget, Wrap}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use chrono; [INFO] [stdout] | ^^^^^^ the item `chrono` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut log_items_locked = tui_logs.lock().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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let mut stats = "Hash rate: 50 MH/s | Accepted shares: 1024 | Rejected shares: 16".to_owned(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:17 [INFO] [stdout] | [INFO] [stdout] 80 | let mut log_items_locked = tui_logs.lock().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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let mut stats = "Hash rate: 50 MH/s | Accepted shares: 1024 | Rejected shares: 16".to_owned(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s [INFO] running `Command { std: "docker" "inspect" "63035d85cdb4231ef6f7f333db4450ce8af02fa02b3b088cd7695b25a05bcd5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63035d85cdb4231ef6f7f333db4450ce8af02fa02b3b088cd7695b25a05bcd5a", kill_on_drop: false }` [INFO] [stdout] 63035d85cdb4231ef6f7f333db4450ce8af02fa02b3b088cd7695b25a05bcd5a