[INFO] updating cached repository https://github.com/cardil/rust-guessing-game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f326f0a23b4726d2590e83a7a98cafb08042b6b5 [INFO] testing cardil/rust-guessing-game against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcardil%2Frust-guessing-game" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cardil/rust-guessing-game on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cardil/rust-guessing-game [INFO] finished tweaking git repo https://github.com/cardil/rust-guessing-game [INFO] tweaked toml for git repo https://github.com/cardil/rust-guessing-game written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/cardil/rust-guessing-game already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6f77a024ec72e294cff4f7520b0bde07e077829fcb333d4d4b528100237fbde [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" "e6f77a024ec72e294cff4f7520b0bde07e077829fcb333d4d4b528100237fbde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6f77a024ec72e294cff4f7520b0bde07e077829fcb333d4d4b528100237fbde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6f77a024ec72e294cff4f7520b0bde07e077829fcb333d4d4b528100237fbde", kill_on_drop: false }` [INFO] [stdout] e6f77a024ec72e294cff4f7520b0bde07e077829fcb333d4d4b528100237fbde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8928985f3d7168040c67f1d7e1fb7cd159a8ffb1b33f71c169d486662d34ebb [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" "d8928985f3d7168040c67f1d7e1fb7cd159a8ffb1b33f71c169d486662d34ebb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Output` is imported redundantly [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 6 | use view::Output; [INFO] [stdout] | ------------ the item `Output` is already imported here [INFO] [stdout] ... [INFO] [stdout] 22 | use view::Output; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.76s [INFO] running `Command { std: "docker" "inspect" "d8928985f3d7168040c67f1d7e1fb7cd159a8ffb1b33f71c169d486662d34ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8928985f3d7168040c67f1d7e1fb7cd159a8ffb1b33f71c169d486662d34ebb", kill_on_drop: false }` [INFO] [stdout] d8928985f3d7168040c67f1d7e1fb7cd159a8ffb1b33f71c169d486662d34ebb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd4398b766f1ab972c77ae3352b43e627d0646db00f7790866601bab6a7c4191 [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" "fd4398b766f1ab972c77ae3352b43e627d0646db00f7790866601bab6a7c4191", kill_on_drop: false }` [INFO] [stderr] Compiling guessing_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::View` [INFO] [stdout] --> src/view.rs:77:7 [INFO] [stdout] | [INFO] [stdout] 77 | use super::View; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Output` is imported redundantly [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 6 | use view::Output; [INFO] [stdout] | ------------ the item `Output` is already imported here [INFO] [stdout] ... [INFO] [stdout] 22 | use view::Output; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `out` [INFO] [stdout] --> src/view.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut out = String::new(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/view.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut out = String::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "fd4398b766f1ab972c77ae3352b43e627d0646db00f7790866601bab6a7c4191", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd4398b766f1ab972c77ae3352b43e627d0646db00f7790866601bab6a7c4191", kill_on_drop: false }` [INFO] [stdout] fd4398b766f1ab972c77ae3352b43e627d0646db00f7790866601bab6a7c4191 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] f747e7aeeef16e5163a2d49f380a471a310c26a76b7eee3f5994e9cb5cee33a5 [INFO] running `Command { std: "docker" "start" "-a" "f747e7aeeef16e5163a2d49f380a471a310c26a76b7eee3f5994e9cb5cee33a5", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `super::View` [INFO] [stderr] --> src/view.rs:77:7 [INFO] [stderr] | [INFO] [stderr] 77 | use super::View; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Output` is imported redundantly [INFO] [stderr] --> src/main.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 6 | use view::Output; [INFO] [stderr] | ------------ the item `Output` is already imported here [INFO] [stderr] ... [INFO] [stderr] 22 | use view::Output; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out` [INFO] [stderr] --> src/view.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let mut out = String::new(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let mut out = String::new(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/guessing_game-08d512c523b21c33 [INFO] [stdout] running 2 tests [INFO] [stdout] test game::tests::constr ... ok [INFO] [stdout] test view::tests::test_print_win_in ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f747e7aeeef16e5163a2d49f380a471a310c26a76b7eee3f5994e9cb5cee33a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f747e7aeeef16e5163a2d49f380a471a310c26a76b7eee3f5994e9cb5cee33a5", kill_on_drop: false }` [INFO] [stdout] f747e7aeeef16e5163a2d49f380a471a310c26a76b7eee3f5994e9cb5cee33a5