[INFO] fetching crate ga 0.1.4... [INFO] testing ga-0.1.4 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate ga 0.1.4 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate ga 0.1.4 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ga 0.1.4 [INFO] finished tweaking crates.io crate ga 0.1.4 [INFO] tweaked toml for crates.io crate ga 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 23cd5b70e918b8d30fb6e2d750713bad27bdcf7341dae6a54977ce71b6738bd6 [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" "23cd5b70e918b8d30fb6e2d750713bad27bdcf7341dae6a54977ce71b6738bd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23cd5b70e918b8d30fb6e2d750713bad27bdcf7341dae6a54977ce71b6738bd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23cd5b70e918b8d30fb6e2d750713bad27bdcf7341dae6a54977ce71b6738bd6", kill_on_drop: false }` [INFO] [stdout] 23cd5b70e918b8d30fb6e2d750713bad27bdcf7341dae6a54977ce71b6738bd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 88691bf1ca7ea6496e4805a9aad1bb92a1e2edb9768db6ad9cb93bc26d062621 [INFO] running `Command { std: "docker" "start" "-a" "88691bf1ca7ea6496e4805a9aad1bb92a1e2edb9768db6ad9cb93bc26d062621", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling rayon v0.8.2 [INFO] [stderr] Compiling ga v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:22:43 [INFO] [stdout] | [INFO] [stdout] 22 | fn mutate(&self, rate: f32, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:32:45 [INFO] [stdout] | [INFO] [stdout] 32 | fn cross(&self, other: &Self, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:10:32 [INFO] [stdout] | [INFO] [stdout] 10 | fn mutate(&self, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:13:40 [INFO] [stdout] | [INFO] [stdout] 13 | fn mutate_mut(&mut self, rng: &mut Rng); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 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 11.50s [INFO] running `Command { std: "docker" "inspect" "88691bf1ca7ea6496e4805a9aad1bb92a1e2edb9768db6ad9cb93bc26d062621", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88691bf1ca7ea6496e4805a9aad1bb92a1e2edb9768db6ad9cb93bc26d062621", kill_on_drop: false }` [INFO] [stdout] 88691bf1ca7ea6496e4805a9aad1bb92a1e2edb9768db6ad9cb93bc26d062621 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92c43cfaf6020169de9d8ca62e2d29c3ee726dab45ff48e214b1b626062ce083 [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" "92c43cfaf6020169de9d8ca62e2d29c3ee726dab45ff48e214b1b626062ce083", kill_on_drop: false }` [INFO] [stderr] Compiling ga v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:22:43 [INFO] [stdout] | [INFO] [stdout] 22 | fn mutate(&self, rate: f32, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:32:45 [INFO] [stdout] | [INFO] [stdout] 32 | fn cross(&self, other: &Self, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:10:32 [INFO] [stdout] | [INFO] [stdout] 10 | fn mutate(&self, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:13:40 [INFO] [stdout] | [INFO] [stdout] 13 | fn mutate_mut(&mut self, rng: &mut Rng); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:22:43 [INFO] [stdout] | [INFO] [stdout] 22 | fn mutate(&self, rate: f32, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/genome.rs:32:45 [INFO] [stdout] | [INFO] [stdout] 32 | fn cross(&self, other: &Self, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:7:26 [INFO] [stdout] | [INFO] [stdout] 7 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:10:32 [INFO] [stdout] | [INFO] [stdout] 10 | fn mutate(&self, rng: &mut Rng) -> Self; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/traits/chromosome.rs:13:40 [INFO] [stdout] | [INFO] [stdout] 13 | fn mutate_mut(&mut self, rng: &mut Rng); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [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 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 0.67s [INFO] running `Command { std: "docker" "inspect" "92c43cfaf6020169de9d8ca62e2d29c3ee726dab45ff48e214b1b626062ce083", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92c43cfaf6020169de9d8ca62e2d29c3ee726dab45ff48e214b1b626062ce083", kill_on_drop: false }` [INFO] [stdout] 92c43cfaf6020169de9d8ca62e2d29c3ee726dab45ff48e214b1b626062ce083 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4482e7000e250dea51c1505b7dd131443d824bba099bfaca029079ec09ea452d [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" "4482e7000e250dea51c1505b7dd131443d824bba099bfaca029079ec09ea452d", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits/genome.rs:12:26 [INFO] [stderr] | [INFO] [stderr] 12 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits/genome.rs:22:43 [INFO] [stderr] | [INFO] [stderr] 22 | fn mutate(&self, rate: f32, rng: &mut Rng) -> Self; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits/genome.rs:32:45 [INFO] [stderr] | [INFO] [stderr] 32 | fn cross(&self, other: &Self, rng: &mut Rng) -> Self; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits/chromosome.rs:7:26 [INFO] [stderr] | [INFO] [stderr] 7 | fn genesis(rng: &mut Rng) -> Self; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits/chromosome.rs:10:32 [INFO] [stderr] | [INFO] [stderr] 10 | fn mutate(&self, rng: &mut Rng) -> Self; [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/traits/chromosome.rs:13:40 [INFO] [stderr] | [INFO] [stderr] 13 | fn mutate_mut(&mut self, rng: &mut Rng); [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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 issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `ga` (lib) generated 6 warnings [INFO] [stderr] warning: `ga` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ga-5afeae6ea1cc8131) [INFO] [stdout] [INFO] [stderr] Doc-tests ga [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" "4482e7000e250dea51c1505b7dd131443d824bba099bfaca029079ec09ea452d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4482e7000e250dea51c1505b7dd131443d824bba099bfaca029079ec09ea452d", kill_on_drop: false }` [INFO] [stdout] 4482e7000e250dea51c1505b7dd131443d824bba099bfaca029079ec09ea452d