[INFO] fetching crate cow-cards-rs 0.1.0... [INFO] checking cow-cards-rs-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate cow-cards-rs 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate cow-cards-rs 0.1.0 [INFO] finished tweaking crates.io crate cow-cards-rs 0.1.0 [INFO] tweaked toml for crates.io crate cow-cards-rs 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cow-cards-rs 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b92a82bc2abcf4f9996f294b59409d4ab5da4af1ae32ccf4d1cd7915d79fe3d [INFO] running `Command { std: "docker" "start" "-a" "2b92a82bc2abcf4f9996f294b59409d4ab5da4af1ae32ccf4d1cd7915d79fe3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b92a82bc2abcf4f9996f294b59409d4ab5da4af1ae32ccf4d1cd7915d79fe3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b92a82bc2abcf4f9996f294b59409d4ab5da4af1ae32ccf4d1cd7915d79fe3d", kill_on_drop: false }` [INFO] [stdout] 2b92a82bc2abcf4f9996f294b59409d4ab5da4af1ae32ccf4d1cd7915d79fe3d [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7011449a6394a4dfed514a189495ec014df63e2232860b05c7242d2201999895 [INFO] running `Command { std: "docker" "start" "-a" "7011449a6394a4dfed514a189495ec014df63e2232860b05c7242d2201999895", kill_on_drop: false }` [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)]` 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)]` 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)]` 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 0.40s [INFO] running `Command { std: "docker" "inspect" "7011449a6394a4dfed514a189495ec014df63e2232860b05c7242d2201999895", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7011449a6394a4dfed514a189495ec014df63e2232860b05c7242d2201999895", kill_on_drop: false }` [INFO] [stdout] 7011449a6394a4dfed514a189495ec014df63e2232860b05c7242d2201999895