[INFO] cloning repository https://github.com/duvholt/rust-metaheuristic-framework [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duvholt/rust-metaheuristic-framework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduvholt%2Frust-metaheuristic-framework", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduvholt%2Frust-metaheuristic-framework'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 11c125e2a2840aed9b61b2f40b7bc406ec9970f2 [INFO] testing duvholt/rust-metaheuristic-framework against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduvholt%2Frust-metaheuristic-framework" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/duvholt/rust-metaheuristic-framework on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/duvholt/rust-metaheuristic-framework [INFO] finished tweaking git repo https://github.com/duvholt/rust-metaheuristic-framework [INFO] tweaked toml for git repo https://github.com/duvholt/rust-metaheuristic-framework written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/duvholt/rust-metaheuristic-framework already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", 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] a7cdc705d5babf1b249256b986317c7787af72c1e3a874afdc90315a6ec89fbf [INFO] running `Command { std: "docker" "start" "-a" "a7cdc705d5babf1b249256b986317c7787af72c1e3a874afdc90315a6ec89fbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7cdc705d5babf1b249256b986317c7787af72c1e3a874afdc90315a6ec89fbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7cdc705d5babf1b249256b986317c7787af72c1e3a874afdc90315a6ec89fbf", kill_on_drop: false }` [INFO] [stdout] a7cdc705d5babf1b249256b986317c7787af72c1e3a874afdc90315a6ec89fbf [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 50ede1edcb06ccfb38ff7cd6c1e60bbfabe9579d4c25f22435c6c545bc5e9b69 [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" "50ede1edcb06ccfb38ff7cd6c1e60bbfabe9579d4c25f22435c6c545bc5e9b69", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.2 [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling serde v1.0.38 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling assert_approx_eq v1.0.0 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling proc-macro2 v0.3.6 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling quote v0.5.1 [INFO] [stderr] Compiling syn v0.13.1 [INFO] [stderr] Compiling num-integer v0.1.36 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling num-iter v0.1.35 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Compiling num-bigint v0.1.43 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling serde_derive v1.0.38 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling statistical v0.1.1 [INFO] [stderr] Compiling serde_json v1.0.14 [INFO] [stderr] Compiling rustoa v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/distribution.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | (u / v.abs().powf(1.0 / beta)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitness_evaluation.rs:7:31 [INFO] [stdout] | [INFO] [stdout] 7 | pub type SingleTestFunction = Fn(&Vec) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec) -> f64` [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/fitness_evaluation.rs:8:30 [INFO] [stdout] | [INFO] [stdout] 8 | pub type MultiTestFunction = Fn(&Vec) -> Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec) -> Vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitness_evaluation.rs:79:88 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn read_shifted(&mut self, number: usize, dimensions: usize) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitness_evaluation.rs:93:87 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn read_rotate(&mut self, number: usize, dimensions: usize) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/multiobjective/rank.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | dominates: HashSet<(usize)>, [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution.rs:32:35 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn from_single(solution: &Solution) -> SolutionJSON { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Solution` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/solution.rs:39:34 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn from_multi(solution: &Solution>) -> SolutionJSON { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Solution>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustoa`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "50ede1edcb06ccfb38ff7cd6c1e60bbfabe9579d4c25f22435c6c545bc5e9b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50ede1edcb06ccfb38ff7cd6c1e60bbfabe9579d4c25f22435c6c545bc5e9b69", kill_on_drop: false }` [INFO] [stdout] 50ede1edcb06ccfb38ff7cd6c1e60bbfabe9579d4c25f22435c6c545bc5e9b69