[INFO] updating cached repository https://github.com/NivenT/Brainfuck_AI [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 20fcf955b2ebe68d31fc84293b809e4858b983f7 [INFO] testing NivenT/Brainfuck_AI against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNivenT%2FBrainfuck_AI" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NivenT/Brainfuck_AI on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/NivenT/Brainfuck_AI [INFO] finished tweaking git repo https://github.com/NivenT/Brainfuck_AI [INFO] tweaked toml for git repo https://github.com/NivenT/Brainfuck_AI written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/NivenT/Brainfuck_AI already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 011f47cd1d3df381bf97a6907b19831c2774be5f32467c75515c808b9cb59630 [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" "011f47cd1d3df381bf97a6907b19831c2774be5f32467c75515c808b9cb59630", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "011f47cd1d3df381bf97a6907b19831c2774be5f32467c75515c808b9cb59630", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "011f47cd1d3df381bf97a6907b19831c2774be5f32467c75515c808b9cb59630", kill_on_drop: false }` [INFO] [stdout] 011f47cd1d3df381bf97a6907b19831c2774be5f32467c75515c808b9cb59630 [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=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" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a85e8fc3c23a6de964f46ab7db4caee6ed8d04fec9baa11e2b4371ab36e608b [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" "8a85e8fc3c23a6de964f46ab7db4caee6ed8d04fec9baa11e2b4371ab36e608b", kill_on_drop: false }` [INFO] [stderr] Compiling Brainfuck_AI v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/interpreter.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/algorithm.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | fit_func: Box, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Fitness` [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/algorithm.rs:20:89 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(size: usize, mut_rate: f64, cross_rate: f64, bred: f64, kept: f64, fit: Box) -> GAlgo { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Fitness` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::SteadyTime': Use `Instant` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use time::SteadyTime; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::SteadyTime': Use `Instant` [INFO] [stdout] --> src/main.rs:30:14 [INFO] [stdout] | [INFO] [stdout] 30 | let start = SteadyTime::now(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::SteadyTime': Use `Instant` [INFO] [stdout] --> src/main.rs:76:16 [INFO] [stdout] | [INFO] [stdout] 76 | let durr = SteadyTime::now() - start; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::SteadyTime': Use `Instant` [INFO] [stdout] --> src/interpreter.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use time::{Duration, SteadyTime}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::SteadyTime': Use `Instant` [INFO] [stdout] --> src/interpreter.rs:116:84 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn run(&mut self, prog: Vec, input: &mut InputTape, start: &mut Option) -> Result { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::SteadyTime': Use `Instant` [INFO] [stdout] --> src/interpreter.rs:118:18 [INFO] [stdout] | [INFO] [stdout] 118 | *start = Some(SteadyTime::now()); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::SteadyTime': Use `Instant` [INFO] [stdout] --> src/interpreter.rs:122:8 [INFO] [stdout] | [INFO] [stdout] 122 | if SteadyTime::now() - start.unwrap() > Duration::milliseconds(2) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::Duration::num_hours': Use the `whole_hours` function [INFO] [stdout] --> src/main.rs:78:11 [INFO] [stdout] | [INFO] [stdout] 78 | durr.num_hours(), durr.num_minutes()%60, durr.num_seconds()%60); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::Duration::num_minutes': Use the `whole_minutes` function [INFO] [stdout] --> src/main.rs:78:29 [INFO] [stdout] | [INFO] [stdout] 78 | durr.num_hours(), durr.num_minutes()%60, durr.num_seconds()%60); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'time::Duration::num_seconds': Use the `whole_seconds` function [INFO] [stdout] --> src/main.rs:78:52 [INFO] [stdout] | [INFO] [stdout] 78 | durr.num_hours(), durr.num_minutes()%60, durr.num_seconds()%60); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `gen_ascii_chars` found for struct `rand::prelude::ThreadRng` in the current scope [INFO] [stdout] --> src/interpreter.rs:62:37 [INFO] [stdout] | [INFO] [stdout] 62 | InputTape{stream: thread_rng().gen_ascii_chars().take(len).collect()} [INFO] [stdout] | ^^^^^^^^^^^^^^^ method not found in `rand::prelude::ThreadRng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `Brainfuck_AI`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "8a85e8fc3c23a6de964f46ab7db4caee6ed8d04fec9baa11e2b4371ab36e608b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a85e8fc3c23a6de964f46ab7db4caee6ed8d04fec9baa11e2b4371ab36e608b", kill_on_drop: false }` [INFO] [stdout] 8a85e8fc3c23a6de964f46ab7db4caee6ed8d04fec9baa11e2b4371ab36e608b