[INFO] cloning repository https://github.com/brunopereira886567/fifo-lifo-israeli-queue [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brunopereira886567/fifo-lifo-israeli-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunopereira886567%2Ffifo-lifo-israeli-queue", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunopereira886567%2Ffifo-lifo-israeli-queue'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4443fd811e0775ee51816e0f5527036786816a7e [INFO] testing brunopereira886567/fifo-lifo-israeli-queue 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%2Fbrunopereira886567%2Ffifo-lifo-israeli-queue" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/brunopereira886567/fifo-lifo-israeli-queue 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/brunopereira886567/fifo-lifo-israeli-queue [INFO] finished tweaking git repo https://github.com/brunopereira886567/fifo-lifo-israeli-queue [INFO] tweaked toml for git repo https://github.com/brunopereira886567/fifo-lifo-israeli-queue written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/brunopereira886567/fifo-lifo-israeli-queue 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 7cd7b823c38bb1d4a3cfe235978024499e739f4fc1055a2660595c4abf4fd373 [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" "7cd7b823c38bb1d4a3cfe235978024499e739f4fc1055a2660595c4abf4fd373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cd7b823c38bb1d4a3cfe235978024499e739f4fc1055a2660595c4abf4fd373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cd7b823c38bb1d4a3cfe235978024499e739f4fc1055a2660595c4abf4fd373", kill_on_drop: false }` [INFO] [stdout] 7cd7b823c38bb1d4a3cfe235978024499e739f4fc1055a2660595c4abf4fd373 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] fb330fdd8d9bbb3b7c26c2a81d52344eea2b9b0fa289bcd43d1655b151f8d63a [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" "fb330fdd8d9bbb3b7c26c2a81d52344eea2b9b0fa289bcd43d1655b151f8d63a", kill_on_drop: false }` [INFO] [stderr] Compiling israeli-queue v0.1.0 [INFO] [stderr] Compiling lt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/israeliqueue.rs:27:58 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn queue(&mut self, item: I, comparator: Option<&Fn(&I, &I) -> bool>) -> usize { [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 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 - pub fn queue(&mut self, item: I, comparator: Option<&Fn(&I, &I) -> bool>) -> usize { [INFO] [stdout] 27 + pub fn queue(&mut self, item: I, comparator: Option<&dyn Fn(&I, &I) -> bool>) -> usize { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iq` [INFO] [stdout] --> src/israeliqueue.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | let iq: IsraeliQueue = IsraeliQueue::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_iq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `first_name` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | first_name: String, [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/main.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[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: function is never used: `main` [INFO] [stdout] --> src/israeliqueue.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `Command { std: "docker" "inspect" "fb330fdd8d9bbb3b7c26c2a81d52344eea2b9b0fa289bcd43d1655b151f8d63a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb330fdd8d9bbb3b7c26c2a81d52344eea2b9b0fa289bcd43d1655b151f8d63a", kill_on_drop: false }` [INFO] [stdout] fb330fdd8d9bbb3b7c26c2a81d52344eea2b9b0fa289bcd43d1655b151f8d63a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8e89ae1bd9fd7ca6269d8cb089da9b2476cc4222dd4386502e8e8de8b5c19533 [INFO] running `Command { std: "docker" "start" "-a" "8e89ae1bd9fd7ca6269d8cb089da9b2476cc4222dd4386502e8e8de8b5c19533", kill_on_drop: false }` [INFO] [stderr] Compiling lt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/israeliqueue.rs:27:58 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn queue(&mut self, item: I, comparator: Option<&Fn(&I, &I) -> bool>) -> usize { [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 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 - pub fn queue(&mut self, item: I, comparator: Option<&Fn(&I, &I) -> bool>) -> usize { [INFO] [stdout] 27 + pub fn queue(&mut self, item: I, comparator: Option<&dyn Fn(&I, &I) -> bool>) -> usize { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `iq` [INFO] [stdout] --> src/israeliqueue.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | let iq: IsraeliQueue = IsraeliQueue::new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_iq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `first_name` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | first_name: String, [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/main.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[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: function is never used: `main` [INFO] [stdout] --> src/israeliqueue.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lt-e679b7753034aa6a) [INFO] running `Command { std: "docker" "inspect" "8e89ae1bd9fd7ca6269d8cb089da9b2476cc4222dd4386502e8e8de8b5c19533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e89ae1bd9fd7ca6269d8cb089da9b2476cc4222dd4386502e8e8de8b5c19533", kill_on_drop: false }` [INFO] [stdout] 8e89ae1bd9fd7ca6269d8cb089da9b2476cc4222dd4386502e8e8de8b5c19533 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] e7d5cfafa6dac6cde7a4602bcb81f032af734f1bb72690b2757c077f46b59a3b [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" "e7d5cfafa6dac6cde7a4602bcb81f032af734f1bb72690b2757c077f46b59a3b", kill_on_drop: false }` [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] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/israeliqueue.rs:27:58 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn queue(&mut self, item: I, comparator: Option<&Fn(&I, &I) -> bool>) -> usize { [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 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 27 - pub fn queue(&mut self, item: I, comparator: Option<&Fn(&I, &I) -> bool>) -> usize { [INFO] [stderr] 27 + pub fn queue(&mut self, item: I, comparator: Option<&dyn Fn(&I, &I) -> bool>) -> usize { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `iq` [INFO] [stderr] --> src/israeliqueue.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | let iq: IsraeliQueue = IsraeliQueue::new(); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_iq` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `first_name` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | first_name: String, [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/main.rs:5:10 [INFO] [stderr] | [INFO] [stderr] 5 | #[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: function is never used: `main` [INFO] [stderr] --> src/israeliqueue.rs:55:4 [INFO] [stderr] | [INFO] [stderr] 55 | fn main(){ [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `lt` (bin "lt" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lt-e679b7753034aa6a) [INFO] running `Command { std: "docker" "inspect" "e7d5cfafa6dac6cde7a4602bcb81f032af734f1bb72690b2757c077f46b59a3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7d5cfafa6dac6cde7a4602bcb81f032af734f1bb72690b2757c077f46b59a3b", kill_on_drop: false }` [INFO] [stdout] e7d5cfafa6dac6cde7a4602bcb81f032af734f1bb72690b2757c077f46b59a3b