[INFO] cloning repository https://github.com/loboyd/double-skunk-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loboyd/double-skunk-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floboyd%2Fdouble-skunk-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floboyd%2Fdouble-skunk-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4828d7460b6b9070b99f71777ed4055fd5696842 [INFO] checking loboyd/double-skunk-rust against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floboyd%2Fdouble-skunk-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/loboyd/double-skunk-rust on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/loboyd/double-skunk-rust [INFO] finished tweaking git repo https://github.com/loboyd/double-skunk-rust [INFO] tweaked toml for git repo https://github.com/loboyd/double-skunk-rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/loboyd/double-skunk-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 93a0b9f90fde2f88d43481c1599d7bfb76a2f7c475f6de282575eb1b5838f70c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "93a0b9f90fde2f88d43481c1599d7bfb76a2f7c475f6de282575eb1b5838f70c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "93a0b9f90fde2f88d43481c1599d7bfb76a2f7c475f6de282575eb1b5838f70c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93a0b9f90fde2f88d43481c1599d7bfb76a2f7c475f6de282575eb1b5838f70c", kill_on_drop: false }` [INFO] [stdout] 93a0b9f90fde2f88d43481c1599d7bfb76a2f7c475f6de282575eb1b5838f70c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f9967bea07db636befbd5d590ba0593ff4b761eb08bcff3a67ddcbaea3389c3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9f9967bea07db636befbd5d590ba0593ff4b761eb08bcff3a67ddcbaea3389c3", kill_on_drop: false }` [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking double-skunk-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/termion_ui.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::process::exit; // TODO: Remove this [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/termion_ui.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use std::process::exit; // TODO: Remove this [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `starter` [INFO] [stdout] --> src/termion_ui.rs:62:61 [INFO] [stdout] | [INFO] [stdout] 62 | fn discard(&self, dealer: bool, hand: &Vec, starter: card::Card) [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dealer` [INFO] [stdout] --> src/bogus_opponent.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | fn deal(&self, dealer: bool) -> (Vec, Card) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dealer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `crib` [INFO] [stdout] --> src/game.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let crib = self.opponent.discard(dealer, &mut hand, ind1, ind2); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_crib` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Eight` [INFO] [stdout] --> src/card.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Eight, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nine` [INFO] [stdout] --> src/card.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Nine, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ten` [INFO] [stdout] --> src/card.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | Ten, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Jack` [INFO] [stdout] --> src/card.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | Jack, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Queen` [INFO] [stdout] --> src/card.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | Queen, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `King` [INFO] [stdout] --> src/card.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | King, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Hearts` [INFO] [stdout] --> src/card.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | Hearts, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Clubs` [INFO] [stdout] --> src/card.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | Clubs, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Diamonds` [INFO] [stdout] --> src/card.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | Diamonds, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Facedown` [INFO] [stdout] --> src/card.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | Facedown, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/card.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `starter` [INFO] [stdout] --> src/termion_ui.rs:62:61 [INFO] [stdout] | [INFO] [stdout] 62 | fn discard(&self, dealer: bool, hand: &Vec, starter: card::Card) [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_starter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dealer` [INFO] [stdout] --> src/bogus_opponent.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | fn deal(&self, dealer: bool) -> (Vec, Card) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_dealer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `crib` [INFO] [stdout] --> src/game.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let crib = self.opponent.discard(dealer, &mut hand, ind1, ind2); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_crib` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/termion_ui.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | / write!(stdout, "{}{}", [INFO] [stdout] 80 | | termion::cursor::Goto(message_col, 9), [INFO] [stdout] 81 | | crib_message); [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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Eight` [INFO] [stdout] --> src/card.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Eight, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nine` [INFO] [stdout] --> src/card.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | Nine, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Ten` [INFO] [stdout] --> src/card.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | Ten, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Jack` [INFO] [stdout] --> src/card.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | Jack, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Queen` [INFO] [stdout] --> src/card.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | Queen, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `King` [INFO] [stdout] --> src/card.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | King, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Hearts` [INFO] [stdout] --> src/card.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | Hearts, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Clubs` [INFO] [stdout] --> src/card.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | Clubs, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Diamonds` [INFO] [stdout] --> src/card.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | Diamonds, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Facedown` [INFO] [stdout] --> src/card.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | Facedown, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/card.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/termion_ui.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | / write!(stdout, "{}{}", [INFO] [stdout] 80 | | termion::cursor::Goto(message_col, 9), [INFO] [stdout] 81 | | crib_message); [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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.07s [INFO] running `Command { std: "docker" "inspect" "9f9967bea07db636befbd5d590ba0593ff4b761eb08bcff3a67ddcbaea3389c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f9967bea07db636befbd5d590ba0593ff4b761eb08bcff3a67ddcbaea3389c3", kill_on_drop: false }` [INFO] [stdout] 9f9967bea07db636befbd5d590ba0593ff4b761eb08bcff3a67ddcbaea3389c3