[INFO] cloning repository https://github.com/shadowCow/cow-cards-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shadowCow/cow-cards-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshadowCow%2Fcow-cards-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshadowCow%2Fcow-cards-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3a12a38152ce21cad0af2faef931d437ed5f9317 [INFO] checking shadowCow/cow-cards-rs against try#79452e8441468c5568c20bfca2aa1fe75b645b2d for pr-152210 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshadowCow%2Fcow-cards-rs" "/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/shadowCow/cow-cards-rs [INFO] finished tweaking git repo https://github.com/shadowCow/cow-cards-rs [INFO] tweaked toml for git repo https://github.com/shadowCow/cow-cards-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/shadowCow/cow-cards-rs on toolchain 79452e8441468c5568c20bfca2aa1fe75b645b2d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/shadowCow/cow-cards-rs 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" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "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-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24fe7a91ddc26eda2e12110269e035bf16195ce3509113329daa4efaab63b217 [INFO] running `Command { std: "docker" "start" "-a" "24fe7a91ddc26eda2e12110269e035bf16195ce3509113329daa4efaab63b217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24fe7a91ddc26eda2e12110269e035bf16195ce3509113329daa4efaab63b217", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24fe7a91ddc26eda2e12110269e035bf16195ce3509113329daa4efaab63b217", kill_on_drop: false }` [INFO] [stdout] 24fe7a91ddc26eda2e12110269e035bf16195ce3509113329daa4efaab63b217 [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" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 009f5db3f07a7d726a1c75f0a26ce8bf39a264c1f672e358629a13e816dfb198 [INFO] running `Command { std: "docker" "start" "-a" "009f5db3f07a7d726a1c75f0a26ce8bf39a264c1f672e358629a13e816dfb198", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking cow-cards-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/cards.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Suit` is never used [INFO] [stdout] --> src/cards.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum Suit { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Rank` is never used [INFO] [stdout] --> src/cards.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 12 | enum Rank { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Card` is never constructed [INFO] [stdout] --> src/cards.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Card { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Deck` is never constructed [INFO] [stdout] --> src/cards.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | struct Deck { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `shuffle`, `shuffle_mut`, `draw`, and `draw_mut` are never used [INFO] [stdout] --> src/cards.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl Deck { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 40 | pub fn new() -> Deck { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | pub fn shuffle(&self) -> Deck { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn shuffle_mut(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 111 | pub fn draw(&self) -> (Option, Deck) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn draw_mut(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Suit` is never used [INFO] [stdout] --> src/cards.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum Suit { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Rank` is never used [INFO] [stdout] --> src/cards.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 12 | enum Rank { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Card` is never constructed [INFO] [stdout] --> src/cards.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Card { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Deck` is never constructed [INFO] [stdout] --> src/cards.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | struct Deck { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `shuffle`, `shuffle_mut`, `draw`, and `draw_mut` are never used [INFO] [stdout] --> src/cards.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl Deck { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 40 | pub fn new() -> Deck { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | pub fn shuffle(&self) -> Deck { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn shuffle_mut(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 111 | pub fn draw(&self) -> (Option, Deck) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn draw_mut(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `Command { std: "docker" "inspect" "009f5db3f07a7d726a1c75f0a26ce8bf39a264c1f672e358629a13e816dfb198", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "009f5db3f07a7d726a1c75f0a26ce8bf39a264c1f672e358629a13e816dfb198", kill_on_drop: false }` [INFO] [stdout] 009f5db3f07a7d726a1c75f0a26ce8bf39a264c1f672e358629a13e816dfb198