[INFO] fetching crate ratel_bandit 0.1.2... [INFO] checking ratel_bandit-0.1.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate ratel_bandit 0.1.2 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate ratel_bandit 0.1.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ratel_bandit 0.1.2 [INFO] finished tweaking crates.io crate ratel_bandit 0.1.2 [INFO] tweaked toml for crates.io crate ratel_bandit 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded assert_approx_eq v1.1.0 [INFO] [stderr] Downloaded rand_distr v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14716e254dd73a8c54f18bba90eb4aa5e1ab02772ab385b73332807b94eac29c [INFO] running `Command { std: "docker" "start" "-a" "14716e254dd73a8c54f18bba90eb4aa5e1ab02772ab385b73332807b94eac29c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14716e254dd73a8c54f18bba90eb4aa5e1ab02772ab385b73332807b94eac29c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14716e254dd73a8c54f18bba90eb4aa5e1ab02772ab385b73332807b94eac29c", kill_on_drop: false }` [INFO] [stdout] 14716e254dd73a8c54f18bba90eb4aa5e1ab02772ab385b73332807b94eac29c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 250b78e3c7f769ddb412585553aeea2ada6c23f8d6d0ed1a639c4f22e8d8c526 [INFO] running `Command { std: "docker" "start" "-a" "250b78e3c7f769ddb412585553aeea2ada6c23f8d6d0ed1a639c4f22e8d8c526", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking assert_approx_eq v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking ratel_bandit v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `arm_total` [INFO] [stdout] --> src/agent/optimistic.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn arm_total(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/bandit/gamma.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn new(alphas: &'a Vec, thetas: &'a Vec) -> GammaBandit<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/bandit/gaussian.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn new(means: &'a Vec, stds: &'a Vec) -> GaussianBandit<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/bandit/log_normal.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn new(mus: &'a Vec, sigmas: &'a Vec) -> LogNormalBandit<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `average` [INFO] [stdout] --> src/util/counter/aggregate_counter.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn average(&self) -> f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util/counter/aggregate_counter.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | fn new() -> AggregateCounter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `total` [INFO] [stdout] --> src/util/counter/aggregate_counter.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | fn total(&self) -> &T { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util/counter/base_counter.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | fn new() -> BaseCounter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `increment` [INFO] [stdout] --> src/util/counter/base_counter.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn increment(&mut self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util/stepper/constant.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(step_size: f64) -> ConstantStepper { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `update` [INFO] [stdout] --> src/util/stepper/constant.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn update(&mut self, step_size: f64) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stepper` [INFO] [stdout] --> src/agent/epsilon_greedy.rs:91:34 [INFO] [stdout] | [INFO] [stdout] 91 | use crate::{HarmonicStepper, Stepper}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stepper` [INFO] [stdout] --> src/agent/greedy.rs:62:34 [INFO] [stdout] | [INFO] [stdout] 62 | use crate::{HarmonicStepper, Stepper}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stepper` [INFO] [stdout] --> src/agent/optimistic.rs:88:34 [INFO] [stdout] | [INFO] [stdout] 88 | use crate::{HarmonicStepper, Stepper}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `epsilon` [INFO] [stdout] --> src/agent/epsilon_greedy.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let epsilon: EpsilonGreedyAgent = [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `epsilon` [INFO] [stdout] --> src/agent/epsilon_greedy.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let epsilon: EpsilonGreedyAgent = [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epsilon` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `arm_total` [INFO] [stdout] --> src/agent/optimistic.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | fn arm_total(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/util/stepper/constant.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | fn new(step_size: f64) -> ConstantStepper { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `update` [INFO] [stdout] --> src/util/stepper/constant.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn update(&mut self, step_size: f64) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.83s [INFO] running `Command { std: "docker" "inspect" "250b78e3c7f769ddb412585553aeea2ada6c23f8d6d0ed1a639c4f22e8d8c526", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "250b78e3c7f769ddb412585553aeea2ada6c23f8d6d0ed1a639c4f22e8d8c526", kill_on_drop: false }` [INFO] [stdout] 250b78e3c7f769ddb412585553aeea2ada6c23f8d6d0ed1a639c4f22e8d8c526