[INFO] cloning repository https://github.com/noboruma/spin-the-wheel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noboruma/spin-the-wheel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoboruma%2Fspin-the-wheel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoboruma%2Fspin-the-wheel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf592e74e07ea7472770b657602d99469ffbaf05 [INFO] testing noboruma/spin-the-wheel against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoboruma%2Fspin-the-wheel" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/noboruma/spin-the-wheel on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/noboruma/spin-the-wheel [INFO] finished tweaking git repo https://github.com/noboruma/spin-the-wheel [INFO] tweaked toml for git repo https://github.com/noboruma/spin-the-wheel written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/noboruma/spin-the-wheel already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 01996597381d1d151223d910aad8a9bae059a15af42223cc01adba45a28cabb9 [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" "01996597381d1d151223d910aad8a9bae059a15af42223cc01adba45a28cabb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01996597381d1d151223d910aad8a9bae059a15af42223cc01adba45a28cabb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01996597381d1d151223d910aad8a9bae059a15af42223cc01adba45a28cabb9", kill_on_drop: false }` [INFO] [stdout] 01996597381d1d151223d910aad8a9bae059a15af42223cc01adba45a28cabb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ad8b7dd01a5f7e280c933247692a1edcccad9497b5fcf7cb8626d4fd301bb7af [INFO] running `Command { std: "docker" "start" "-a" "ad8b7dd01a5f7e280c933247692a1edcccad9497b5fcf7cb8626d4fd301bb7af", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling os_str_bytes v2.4.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling textwrap v0.12.1 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling signal-hook-registry v1.3.0 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling mio v0.7.11 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling signal-hook v0.1.17 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling crossterm v0.18.2 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Compiling clap v3.0.0-beta.2 [INFO] [stderr] Compiling spin-the-wheel v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/entry.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | &entry.print()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 43 | let _ = &entry.print()?; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 51.75s [INFO] running `Command { std: "docker" "inspect" "ad8b7dd01a5f7e280c933247692a1edcccad9497b5fcf7cb8626d4fd301bb7af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad8b7dd01a5f7e280c933247692a1edcccad9497b5fcf7cb8626d4fd301bb7af", kill_on_drop: false }` [INFO] [stdout] ad8b7dd01a5f7e280c933247692a1edcccad9497b5fcf7cb8626d4fd301bb7af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 57033e7a66f7176bd0d9cc078218b1745e1b0174b081c09580f2a04e41fa88ea [INFO] running `Command { std: "docker" "start" "-a" "57033e7a66f7176bd0d9cc078218b1745e1b0174b081c09580f2a04e41fa88ea", kill_on_drop: false }` [INFO] [stderr] Compiling spin-the-wheel v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/entry.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | &entry.print()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 43 | let _ = &entry.print()?; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `Command { std: "docker" "inspect" "57033e7a66f7176bd0d9cc078218b1745e1b0174b081c09580f2a04e41fa88ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57033e7a66f7176bd0d9cc078218b1745e1b0174b081c09580f2a04e41fa88ea", kill_on_drop: false }` [INFO] [stdout] 57033e7a66f7176bd0d9cc078218b1745e1b0174b081c09580f2a04e41fa88ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ba40a690c21bebb6cbf8e72c03e80ae2ded9ede4c8b489a6995fa71012acd221 [INFO] running `Command { std: "docker" "start" "-a" "ba40a690c21bebb6cbf8e72c03e80ae2ded9ede4c8b489a6995fa71012acd221", kill_on_drop: false }` [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/entry.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | &entry.print()?; [INFO] [stderr] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 43 | let _ = &entry.print()?; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `spin-the-wheel` (bin "spin-the-wheel" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/spin_the_wheel-9ee0bc8e2a5f3077) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ba40a690c21bebb6cbf8e72c03e80ae2ded9ede4c8b489a6995fa71012acd221", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba40a690c21bebb6cbf8e72c03e80ae2ded9ede4c8b489a6995fa71012acd221", kill_on_drop: false }` [INFO] [stdout] ba40a690c21bebb6cbf8e72c03e80ae2ded9ede4c8b489a6995fa71012acd221