[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 try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunopereira886567%2Ffifo-lifo-israeli-queue" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [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-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/brunopereira886567/fifo-lifo-israeli-queue on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded israeli-queue v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0d4d78e0bba488a5d516a2309f5e5e3fdf33f4a31a26cbeac6441ecafd1eba4 [INFO] running `Command { std: "docker" "start" "-a" "c0d4d78e0bba488a5d516a2309f5e5e3fdf33f4a31a26cbeac6441ecafd1eba4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0d4d78e0bba488a5d516a2309f5e5e3fdf33f4a31a26cbeac6441ecafd1eba4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0d4d78e0bba488a5d516a2309f5e5e3fdf33f4a31a26cbeac6441ecafd1eba4", kill_on_drop: false }` [INFO] [stdout] c0d4d78e0bba488a5d516a2309f5e5e3fdf33f4a31a26cbeac6441ecafd1eba4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 8f15373db6ba33287873180ea6ba424a7b33aca7cb185e4a659cf4014888d2ab [INFO] running `Command { std: "docker" "start" "-a" "8f15373db6ba33287873180ea6ba424a7b33aca7cb185e4a659cf4014888d2ab", 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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [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 `first_name` is never read [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Person { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 7 | first_name: String, [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] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/israeliqueue.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "8f15373db6ba33287873180ea6ba424a7b33aca7cb185e4a659cf4014888d2ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f15373db6ba33287873180ea6ba424a7b33aca7cb185e4a659cf4014888d2ab", kill_on_drop: false }` [INFO] [stdout] 8f15373db6ba33287873180ea6ba424a7b33aca7cb185e4a659cf4014888d2ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 37c563f9d1586546ba58d5e6151b7ab221cc4b3c95ba3023011189da7d0a5f84 [INFO] running `Command { std: "docker" "start" "-a" "37c563f9d1586546ba58d5e6151b7ab221cc4b3c95ba3023011189da7d0a5f84", 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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [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 `first_name` is never read [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Person { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 7 | first_name: String, [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] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/israeliqueue.rs:55:4 [INFO] [stdout] | [INFO] [stdout] 55 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "37c563f9d1586546ba58d5e6151b7ab221cc4b3c95ba3023011189da7d0a5f84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37c563f9d1586546ba58d5e6151b7ab221cc4b3c95ba3023011189da7d0a5f84", kill_on_drop: false }` [INFO] [stdout] 37c563f9d1586546ba58d5e6151b7ab221cc4b3c95ba3023011189da7d0a5f84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 204875cbb4af31a51cbfbb3429afc45f9609fe5d69c376bcc7e9ae649b267f5a [INFO] running `Command { std: "docker" "start" "-a" "204875cbb4af31a51cbfbb3429afc45f9609fe5d69c376bcc7e9ae649b267f5a", kill_on_drop: false }` [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [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 `first_name` is never read [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 6 | struct Person { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] 7 | first_name: String, [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] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [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 (run `cargo fix --bin "lt" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/lt-cbe94f3faffc8bee) [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" "204875cbb4af31a51cbfbb3429afc45f9609fe5d69c376bcc7e9ae649b267f5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "204875cbb4af31a51cbfbb3429afc45f9609fe5d69c376bcc7e9ae649b267f5a", kill_on_drop: false }` [INFO] [stdout] 204875cbb4af31a51cbfbb3429afc45f9609fe5d69c376bcc7e9ae649b267f5a