[INFO] cloning repository https://github.com/lanPN85/area-cov [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lanPN85/area-cov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlanPN85%2Farea-cov", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlanPN85%2Farea-cov'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d33649d498d058faaceb2ec1591933616e27f3fd [INFO] testing lanPN85/area-cov against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlanPN85%2Farea-cov" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lanPN85/area-cov on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lanPN85/area-cov [INFO] finished tweaking git repo https://github.com/lanPN85/area-cov [INFO] tweaked toml for git repo https://github.com/lanPN85/area-cov written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/lanPN85/area-cov already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickersort v3.0.1 [INFO] [stderr] Downloaded clap v2.29.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3f79ef2f98d51747f67601e8d545b19ec862cdf6201a0fbd65502aca33e1ec8 [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" "e3f79ef2f98d51747f67601e8d545b19ec862cdf6201a0fbd65502aca33e1ec8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3f79ef2f98d51747f67601e8d545b19ec862cdf6201a0fbd65502aca33e1ec8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3f79ef2f98d51747f67601e8d545b19ec862cdf6201a0fbd65502aca33e1ec8", kill_on_drop: false }` [INFO] [stdout] e3f79ef2f98d51747f67601e8d545b19ec862cdf6201a0fbd65502aca33e1ec8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb20230faf6933bcbc0a381dd90a504772204554b7872cee1e2e87c5bfd4ff95 [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" "bb20230faf6933bcbc0a381dd90a504772204554b7872cee1e2e87c5bfd4ff95", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling quickersort v3.0.1 [INFO] [stderr] Compiling atty v0.2.6 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling clap v2.29.4 [INFO] [stderr] Compiling area_cov v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/select.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn best(adapt_fn: &Fn(&Configuration, &Vec)->f32, conf: &Configuration, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:18:16 [INFO] [stdout] | [INFO] [stdout] 18 | weight_fn: &Fn(&T, &T)->f32) -> HugarianSolver { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:44:40 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn augment(&mut self, weight_fn: &Fn(&T, &T)->f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:153:60 [INFO] [stdout] | [INFO] [stdout] 153 | fn add_to_tree(&mut self, x: i32, prevx: i32, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:196:86 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn apply_hungarian(g1: &mut Vec, g2: &mut Vec, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/mod.rs:27:24 [INFO] [stdout] | [INFO] [stdout] 27 | const SELECT_ALG: fn(&Fn(&Configuration, &Vec)->f32, &Configuration, &Vec>, usize)->Vec> = best; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.63s [INFO] running `Command { std: "docker" "inspect" "bb20230faf6933bcbc0a381dd90a504772204554b7872cee1e2e87c5bfd4ff95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb20230faf6933bcbc0a381dd90a504772204554b7872cee1e2e87c5bfd4ff95", kill_on_drop: false }` [INFO] [stdout] bb20230faf6933bcbc0a381dd90a504772204554b7872cee1e2e87c5bfd4ff95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b864f5122048e939051dc67a86706dce99749e23aac1cd0f4d916b38148b9d5 [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" "2b864f5122048e939051dc67a86706dce99749e23aac1cd0f4d916b38148b9d5", kill_on_drop: false }` [INFO] [stderr] Compiling area_cov v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/select.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn best(adapt_fn: &Fn(&Configuration, &Vec)->f32, conf: &Configuration, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:18:16 [INFO] [stdout] | [INFO] [stdout] 18 | weight_fn: &Fn(&T, &T)->f32) -> HugarianSolver { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:44:40 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn augment(&mut self, weight_fn: &Fn(&T, &T)->f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:153:60 [INFO] [stdout] | [INFO] [stdout] 153 | fn add_to_tree(&mut self, x: i32, prevx: i32, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:196:86 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn apply_hungarian(g1: &mut Vec, g2: &mut Vec, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/mod.rs:27:24 [INFO] [stdout] | [INFO] [stdout] 27 | const SELECT_ALG: fn(&Fn(&Configuration, &Vec)->f32, &Configuration, &Vec>, usize)->Vec> = best; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.72s [INFO] running `Command { std: "docker" "inspect" "2b864f5122048e939051dc67a86706dce99749e23aac1cd0f4d916b38148b9d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b864f5122048e939051dc67a86706dce99749e23aac1cd0f4d916b38148b9d5", kill_on_drop: false }` [INFO] [stdout] 2b864f5122048e939051dc67a86706dce99749e23aac1cd0f4d916b38148b9d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c504a4929090aeb342bcc5b12ba0c0e6091801ab838aeb020cab7de75d7d204a [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" "c504a4929090aeb342bcc5b12ba0c0e6091801ab838aeb020cab7de75d7d204a", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ga/select.rs:6:24 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn best(adapt_fn: &Fn(&Configuration, &Vec)->f32, conf: &Configuration, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ga/hungarian.rs:18:16 [INFO] [stderr] | [INFO] [stderr] 18 | weight_fn: &Fn(&T, &T)->f32) -> HugarianSolver { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ga/hungarian.rs:44:40 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn augment(&mut self, weight_fn: &Fn(&T, &T)->f32) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ga/hungarian.rs:153:60 [INFO] [stderr] | [INFO] [stderr] 153 | fn add_to_tree(&mut self, x: i32, prevx: i32, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ga/hungarian.rs:196:86 [INFO] [stderr] | [INFO] [stderr] 196 | pub fn apply_hungarian(g1: &mut Vec, g2: &mut Vec, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ga/mod.rs:27:24 [INFO] [stderr] | [INFO] [stderr] 27 | const SELECT_ALG: fn(&Fn(&Configuration, &Vec)->f32, &Configuration, &Vec>, usize)->Vec> = best; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/area_cov-0791b4e2765baaf8) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test fileio::tests::test_file_out ... ignored [INFO] [stdout] test ga::cross::tests::test_blx ... ok [INFO] [stdout] test ga::hungarian::tests::test_hungarian ... ok [INFO] [stdout] test fileio::tests::test_file_inp ... ok [INFO] [stdout] test ga::select::tests::test_best_selector ... ok [INFO] [stdout] test ga::init::tests::test_random_state ... ok [INFO] [stdout] test ga::init::tests::test_random_init ... ok [INFO] [stdout] test ga::init::tests::test_heuristic_init ... ok [INFO] [stdout] test ga::mutate::tests::test_dynamic_gaussian ... ok [INFO] [stdout] test ga::mutate::tests::test_static_gaussian ... ok [INFO] [stdout] test models::adaptive::tests::test_overlap ... ok [INFO] [stdout] test ga::cross::tests::test_homogenize ... ok [INFO] [stdout] test models::adaptive::tests::test_coverage_area ... ok [INFO] [stdout] test ga::tests::test_ga ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.43s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c504a4929090aeb342bcc5b12ba0c0e6091801ab838aeb020cab7de75d7d204a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c504a4929090aeb342bcc5b12ba0c0e6091801ab838aeb020cab7de75d7d204a", kill_on_drop: false }` [INFO] [stdout] c504a4929090aeb342bcc5b12ba0c0e6091801ab838aeb020cab7de75d7d204a