[INFO] cloning repository https://github.com/swuecho/rust_pearls [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swuecho/rust_pearls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswuecho%2Frust_pearls", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswuecho%2Frust_pearls'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1872708631f831c8be5ba5ced6a4e1fd6a910c82 [INFO] testing swuecho/rust_pearls against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswuecho%2Frust_pearls" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/swuecho/rust_pearls on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/swuecho/rust_pearls [INFO] finished tweaking git repo https://github.com/swuecho/rust_pearls [INFO] tweaked toml for git repo https://github.com/swuecho/rust_pearls written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/swuecho/rust_pearls already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 7bd6f09172348c82ecd6d465f85e987125d5cd5a2a83b980ff959b6d6fdb1a1c [INFO] running `Command { std: "docker" "start" "-a" "7bd6f09172348c82ecd6d465f85e987125d5cd5a2a83b980ff959b6d6fdb1a1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bd6f09172348c82ecd6d465f85e987125d5cd5a2a83b980ff959b6d6fdb1a1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bd6f09172348c82ecd6d465f85e987125d5cd5a2a83b980ff959b6d6fdb1a1c", kill_on_drop: false }` [INFO] [stdout] 7bd6f09172348c82ecd6d465f85e987125d5cd5a2a83b980ff959b6d6fdb1a1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c5653823666fc6ed1039129c09010d9071dac7f5dea9b91929dfef63071f923d [INFO] running `Command { std: "docker" "start" "-a" "c5653823666fc6ed1039129c09010d9071dac7f5dea9b91929dfef63071f923d", kill_on_drop: false }` [INFO] [stderr] Compiling rust_pearls v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/object_type.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | fn print(a: Box) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 - fn print(a: Box) { [INFO] [stdout] 10 + fn print(a: Box) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/object_type.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | print(Box::new(10) as Box); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 - print(Box::new(10) as Box); [INFO] [stdout] 15 + print(Box::new(10) as Box); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_name` [INFO] [stdout] --> src/bin/person.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | last_name : &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> src/bin/person.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | age : u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> src/bin/person.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | height : f32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `phone_number` [INFO] [stdout] --> src/bin/person.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | phone_number : &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `flavor` [INFO] [stdout] --> src/bin/person.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | flavor : &'static str [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.53s [INFO] running `Command { std: "docker" "inspect" "c5653823666fc6ed1039129c09010d9071dac7f5dea9b91929dfef63071f923d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5653823666fc6ed1039129c09010d9071dac7f5dea9b91929dfef63071f923d", kill_on_drop: false }` [INFO] [stdout] c5653823666fc6ed1039129c09010d9071dac7f5dea9b91929dfef63071f923d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] dcbbeccc4bc4c7e444477e3ecf4332db0b37f0d687741e01e07b0a1cf39bb6af [INFO] running `Command { std: "docker" "start" "-a" "dcbbeccc4bc4c7e444477e3ecf4332db0b37f0d687741e01e07b0a1cf39bb6af", kill_on_drop: false }` [INFO] [stderr] Compiling rust_pearls v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/object_type.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | fn print(a: Box) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 - fn print(a: Box) { [INFO] [stdout] 10 + fn print(a: Box) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/object_type.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | print(Box::new(10) as Box); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 15 - print(Box::new(10) as Box); [INFO] [stdout] 15 + print(Box::new(10) as Box); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_name` [INFO] [stdout] --> src/bin/person.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | last_name : &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> src/bin/person.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | age : u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> src/bin/person.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | height : f32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `phone_number` [INFO] [stdout] --> src/bin/person.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | phone_number : &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `flavor` [INFO] [stdout] --> src/bin/person.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | flavor : &'static str [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/person.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.42s [INFO] [stderr] Executable unittests src/bin/circle.rs (/opt/rustwide/target/debug/deps/circle-ba5c5a4be7e726a0) [INFO] [stderr] Executable unittests src/bin/fib.rs (/opt/rustwide/target/debug/deps/fib-ec3ebc91d6376b0f) [INFO] [stderr] Executable unittests src/bin/format_output.rs (/opt/rustwide/target/debug/deps/format_output-f7ede588ed7d85ee) [INFO] [stderr] Executable unittests src/bin/fuzzbuzz.rs (/opt/rustwide/target/debug/deps/fuzzbuzz-8a4f7da0029d2338) [INFO] [stderr] Executable unittests src/bin/fuzzbuzz2.rs (/opt/rustwide/target/debug/deps/fuzzbuzz2-91f27dee007c4849) [INFO] [stderr] Executable unittests src/bin/hashmap.rs (/opt/rustwide/target/debug/deps/hashmap-baba7e44a4c939d8) [INFO] [stderr] Executable unittests src/bin/impl_for_enum_type.rs (/opt/rustwide/target/debug/deps/impl_for_enum_type-c0d2f22573d9ac9a) [INFO] [stderr] Executable unittests src/bin/let.rs (/opt/rustwide/target/debug/deps/let-1d2e11c2608a6bd5) [INFO] [stderr] Executable unittests src/bin/linked_list.rs (/opt/rustwide/target/debug/deps/linked_list-70d165f95b8f3d91) [INFO] [stderr] Executable unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-8d7d2c6da5884771) [INFO] [stderr] Executable unittests src/bin/object_type.rs (/opt/rustwide/target/debug/deps/object_type-bcc42ccbaf8cb084) [INFO] [stderr] Executable unittests src/bin/oop_simple.rs (/opt/rustwide/target/debug/deps/oop_simple-f9e403f6ff95ec60) [INFO] [stderr] Executable unittests src/bin/person.rs (/opt/rustwide/target/debug/deps/person-20392b69d7fa62ae) [INFO] [stderr] Executable unittests src/bin/reverse.rs (/opt/rustwide/target/debug/deps/reverse-aacf9317566a5d01) [INFO] [stderr] Executable unittests src/bin/scriptname.rs (/opt/rustwide/target/debug/deps/scriptname-3d9d0f75674754e7) [INFO] [stderr] Executable unittests src/bin/struct_enum.rs (/opt/rustwide/target/debug/deps/struct_enum-6f3298a0d21e07ed) [INFO] [stderr] Executable unittests src/bin/vec_borrow.rs (/opt/rustwide/target/debug/deps/vec_borrow-e7d2623801c9a53f) [INFO] running `Command { std: "docker" "inspect" "dcbbeccc4bc4c7e444477e3ecf4332db0b37f0d687741e01e07b0a1cf39bb6af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcbbeccc4bc4c7e444477e3ecf4332db0b37f0d687741e01e07b0a1cf39bb6af", kill_on_drop: false }` [INFO] [stdout] dcbbeccc4bc4c7e444477e3ecf4332db0b37f0d687741e01e07b0a1cf39bb6af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 7db0f276976ac58e641578956b3618eabbed535eee0feea395ce42b847f647f4 [INFO] running `Command { std: "docker" "start" "-a" "7db0f276976ac58e641578956b3618eabbed535eee0feea395ce42b847f647f4", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bin/object_type.rs:10:17 [INFO] [stderr] | [INFO] [stderr] 10 | fn print(a: Box) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 10 - fn print(a: Box) { [INFO] [stderr] 10 + fn print(a: Box) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bin/object_type.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | print(Box::new(10) as Box); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 15 - print(Box::new(10) as Box); [INFO] [stderr] 15 + print(Box::new(10) as Box); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `rust_pearls` (bin "object_type" test) generated 2 warnings [INFO] [stderr] warning: field is never read: `last_name` [INFO] [stderr] --> src/bin/person.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | last_name : &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/person.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `age` [INFO] [stderr] --> src/bin/person.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | age : u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/person.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `height` [INFO] [stderr] --> src/bin/person.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | height : f32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/person.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `phone_number` [INFO] [stderr] --> src/bin/person.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | phone_number : &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/person.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `flavor` [INFO] [stderr] --> src/bin/person.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | flavor : &'static str [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/person.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `rust_pearls` (bin "person" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/bin/circle.rs (/opt/rustwide/target/debug/deps/circle-ba5c5a4be7e726a0) [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] [stderr] Running unittests src/bin/fib.rs (/opt/rustwide/target/debug/deps/fib-ec3ebc91d6376b0f) [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] [stdout] [INFO] [stderr] Running unittests src/bin/format_output.rs (/opt/rustwide/target/debug/deps/format_output-f7ede588ed7d85ee) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/bin/fuzzbuzz.rs (/opt/rustwide/target/debug/deps/fuzzbuzz-8a4f7da0029d2338) [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] [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] [stderr] Running unittests src/bin/fuzzbuzz2.rs (/opt/rustwide/target/debug/deps/fuzzbuzz2-91f27dee007c4849) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/hashmap.rs (/opt/rustwide/target/debug/deps/hashmap-baba7e44a4c939d8) [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] [stderr] Running unittests src/bin/impl_for_enum_type.rs (/opt/rustwide/target/debug/deps/impl_for_enum_type-c0d2f22573d9ac9a) [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] [stdout] [INFO] [stderr] Running unittests src/bin/let.rs (/opt/rustwide/target/debug/deps/let-1d2e11c2608a6bd5) [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] [stderr] Running unittests src/bin/linked_list.rs (/opt/rustwide/target/debug/deps/linked_list-70d165f95b8f3d91) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-8d7d2c6da5884771) [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] [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] [stdout] [INFO] [stderr] Running unittests src/bin/object_type.rs (/opt/rustwide/target/debug/deps/object_type-bcc42ccbaf8cb084) [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] [stderr] Running unittests src/bin/oop_simple.rs (/opt/rustwide/target/debug/deps/oop_simple-f9e403f6ff95ec60) [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] [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] [stderr] Running unittests src/bin/person.rs (/opt/rustwide/target/debug/deps/person-20392b69d7fa62ae) [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] [stderr] Running unittests src/bin/reverse.rs (/opt/rustwide/target/debug/deps/reverse-aacf9317566a5d01) [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] [stderr] Running unittests src/bin/scriptname.rs (/opt/rustwide/target/debug/deps/scriptname-3d9d0f75674754e7) [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] [stderr] Running unittests src/bin/struct_enum.rs (/opt/rustwide/target/debug/deps/struct_enum-6f3298a0d21e07ed) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/vec_borrow.rs (/opt/rustwide/target/debug/deps/vec_borrow-e7d2623801c9a53f) [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] [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" "7db0f276976ac58e641578956b3618eabbed535eee0feea395ce42b847f647f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7db0f276976ac58e641578956b3618eabbed535eee0feea395ce42b847f647f4", kill_on_drop: false }` [INFO] [stdout] 7db0f276976ac58e641578956b3618eabbed535eee0feea395ce42b847f647f4