[INFO] crate ga 0.1.4 is already in cache
[INFO] testing ga-0.1.4 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate ga 0.1.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ga 0.1.4 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d350fe5c99c597c99046a7b97cba322efad622507f8332484c0bf1a44fe7e971
[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" "d350fe5c99c597c99046a7b97cba322efad622507f8332484c0bf1a44fe7e971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d350fe5c99c597c99046a7b97cba322efad622507f8332484c0bf1a44fe7e971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d350fe5c99c597c99046a7b97cba322efad622507f8332484c0bf1a44fe7e971", kill_on_drop: false }`
[INFO] [stdout] d350fe5c99c597c99046a7b97cba322efad622507f8332484c0bf1a44fe7e971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] aa12c6eeac4ac657e42b283c099410fc577e82b5c0243bfd9ef6b1fac729f0a8
[INFO] running `Command { std: "docker" "start" "-a" "aa12c6eeac4ac657e42b283c099410fc577e82b5c0243bfd9ef6b1fac729f0a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.81s
[INFO] running `Command { std: "docker" "inspect" "aa12c6eeac4ac657e42b283c099410fc577e82b5c0243bfd9ef6b1fac729f0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa12c6eeac4ac657e42b283c099410fc577e82b5c0243bfd9ef6b1fac729f0a8", kill_on_drop: false }`
[INFO] [stdout] aa12c6eeac4ac657e42b283c099410fc577e82b5c0243bfd9ef6b1fac729f0a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1111b1193befa1e1318cefa6f6926eac56a6dac538777c301a26bf2ca4d78457
[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" "1111b1193befa1e1318cefa6f6926eac56a6dac538777c301a26bf2ca4d78457", 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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "1111b1193befa1e1318cefa6f6926eac56a6dac538777c301a26bf2ca4d78457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1111b1193befa1e1318cefa6f6926eac56a6dac538777c301a26bf2ca4d78457", kill_on_drop: false }`
[INFO] [stdout] 1111b1193befa1e1318cefa6f6926eac56a6dac538777c301a26bf2ca4d78457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4abcdce413f99c61a84830c81a2f870e658bec4cde9c5cd1be3293bae0f932f2
[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" "4abcdce413f99c61a84830c81a2f870e658bec4cde9c5cd1be3293bae0f932f2", 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] 
[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: 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: 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: 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: 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: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/traits/genome.rs:12:26
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 12 |     fn genesis(rng: &mut Rng) -> Self;
[INFO] [stdout] 
[INFO] [stderr]    |                          ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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: 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: 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: 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: 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: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ga-a3c5747c8dc4968c
[INFO] [stderr]    Doc-tests ga
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4abcdce413f99c61a84830c81a2f870e658bec4cde9c5cd1be3293bae0f932f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abcdce413f99c61a84830c81a2f870e658bec4cde9c5cd1be3293bae0f932f2", kill_on_drop: false }`
[INFO] [stdout] 4abcdce413f99c61a84830c81a2f870e658bec4cde9c5cd1be3293bae0f932f2