[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] building shadowCow/cow-cards-rs against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FshadowCow%2Fcow-cards-rs" "/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/shadowCow/cow-cards-rs on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-7-tc1/source/Cargo.toml [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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0483b7a95c8fbadeb2d29a7d5bec8ff9ed30102157c0a8821442819833d4266a [INFO] running `Command { std: "docker" "start" "-a" "0483b7a95c8fbadeb2d29a7d5bec8ff9ed30102157c0a8821442819833d4266a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0483b7a95c8fbadeb2d29a7d5bec8ff9ed30102157c0a8821442819833d4266a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0483b7a95c8fbadeb2d29a7d5bec8ff9ed30102157c0a8821442819833d4266a", kill_on_drop: false }` [INFO] [stdout] 0483b7a95c8fbadeb2d29a7d5bec8ff9ed30102157c0a8821442819833d4266a [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 841dae85b168754461c7b4fbd78ebe5ada5097d682b2e34dc95cabda4ad890c2 [INFO] running `Command { std: "docker" "start" "-a" "841dae85b168754461c7b4fbd78ebe5ada5097d682b2e34dc95cabda4ad890c2", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling cow-cards-rs v0.1.0 (/opt/rustwide/workdir) [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 1.67s [INFO] running `Command { std: "docker" "inspect" "841dae85b168754461c7b4fbd78ebe5ada5097d682b2e34dc95cabda4ad890c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "841dae85b168754461c7b4fbd78ebe5ada5097d682b2e34dc95cabda4ad890c2", kill_on_drop: false }` [INFO] [stdout] 841dae85b168754461c7b4fbd78ebe5ada5097d682b2e34dc95cabda4ad890c2 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b15aaca04bcf341f3d77fb7ddecdc523eb1e74ab493011f34a1c01ee6a87a0e6 [INFO] running `Command { std: "docker" "start" "-a" "b15aaca04bcf341f3d77fb7ddecdc523eb1e74ab493011f34a1c01ee6a87a0e6", kill_on_drop: false }` [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] Compiling 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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "b15aaca04bcf341f3d77fb7ddecdc523eb1e74ab493011f34a1c01ee6a87a0e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b15aaca04bcf341f3d77fb7ddecdc523eb1e74ab493011f34a1c01ee6a87a0e6", kill_on_drop: false }` [INFO] [stdout] b15aaca04bcf341f3d77fb7ddecdc523eb1e74ab493011f34a1c01ee6a87a0e6