[INFO] cloning repository https://github.com/keitaroskmt/matroid_bandits [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keitaroskmt/matroid_bandits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeitaroskmt%2Fmatroid_bandits", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeitaroskmt%2Fmatroid_bandits'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3edb682fdb60f8083c61b650e9ec34bbf7eab762 [INFO] testing keitaroskmt/matroid_bandits against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeitaroskmt%2Fmatroid_bandits" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/keitaroskmt/matroid_bandits on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/keitaroskmt/matroid_bandits [INFO] finished tweaking git repo https://github.com/keitaroskmt/matroid_bandits [INFO] tweaked toml for git repo https://github.com/keitaroskmt/matroid_bandits written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/keitaroskmt/matroid_bandits already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 60a1ec0b851526d38ab69f1f664202a353c4529eb7484d425255db22720a64f6 [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" "60a1ec0b851526d38ab69f1f664202a353c4529eb7484d425255db22720a64f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60a1ec0b851526d38ab69f1f664202a353c4529eb7484d425255db22720a64f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60a1ec0b851526d38ab69f1f664202a353c4529eb7484d425255db22720a64f6", kill_on_drop: false }` [INFO] [stdout] 60a1ec0b851526d38ab69f1f664202a353c4529eb7484d425255db22720a64f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43de647edfe2f0cb64322def95b3f992f938bea4ae64212700bd8d7de038d641 [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" "43de647edfe2f0cb64322def95b3f992f938bea4ae64212700bd8d7de038d641", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling rand_distr v0.4.0 [INFO] [stderr] Compiling matroid_bandits v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Distribution`, `Normal` [INFO] [stdout] --> src/main.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use rand_distr::{Normal, Distribution}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error_bound` [INFO] [stdout] --> src/solver.rs:169:56 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn exact_expgap(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_bound` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/graph.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn size(&mut self, x: usize) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `kruskal` [INFO] [stdout] --> src/graph.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn kruskal(n: usize, es: &mut Vec) -> f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cost_diff` [INFO] [stdout] --> src/solver.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn cost_diff(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:95:38 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn uniform_sample(&mut self, S: &HashSet, error_bound: f64, delta: f64) { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:105:31 [INFO] [stdout] | [INFO] [stdout] 105 | pub fn naive_i(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:141:39 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn pac_sampleprune(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F` should have a snake case name [INFO] [stdout] --> src/solver.rs:149:17 [INFO] [stdout] | [INFO] [stdout] 149 | let mut F = HashSet::new(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `I` should have a snake case name [INFO] [stdout] --> src/solver.rs:158:13 [INFO] [stdout] | [INFO] [stdout] 158 | let I = self.pac_sampleprune(&F, alpha, delta / 8.0); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:169:36 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn exact_expgap(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `I` should have a snake case name [INFO] [stdout] --> src/solver.rs:192:21 [INFO] [stdout] | [INFO] [stdout] 192 | let I = self.pac_sampleprune(&s_cur, eps_r, delta_r); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `U` should have a snake case name [INFO] [stdout] --> src/solver.rs:215:25 [INFO] [stdout] | [INFO] [stdout] 215 | let mut U = HashSet::new(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:267:29 [INFO] [stdout] | [INFO] [stdout] 267 | pub fn clucb(&mut self, S: &HashSet, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.68s [INFO] running `Command { std: "docker" "inspect" "43de647edfe2f0cb64322def95b3f992f938bea4ae64212700bd8d7de038d641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43de647edfe2f0cb64322def95b3f992f938bea4ae64212700bd8d7de038d641", kill_on_drop: false }` [INFO] [stdout] 43de647edfe2f0cb64322def95b3f992f938bea4ae64212700bd8d7de038d641 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8bb80af5116cad9afe456324ba581d50754c6eaac1a27b99364318ac1127215c [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" "8bb80af5116cad9afe456324ba581d50754c6eaac1a27b99364318ac1127215c", kill_on_drop: false }` [INFO] [stderr] Compiling matroid_bandits v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `error_bound` [INFO] [stdout] --> src/solver.rs:169:56 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn exact_expgap(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_bound` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:299:13 [INFO] [stdout] | [INFO] [stdout] 299 | for i in 0..num { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/graph.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn size(&mut self, x: usize) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:95:38 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn uniform_sample(&mut self, S: &HashSet, error_bound: f64, delta: f64) { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:105:31 [INFO] [stdout] | [INFO] [stdout] 105 | pub fn naive_i(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:141:39 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn pac_sampleprune(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F` should have a snake case name [INFO] [stdout] --> src/solver.rs:149:17 [INFO] [stdout] | [INFO] [stdout] 149 | let mut F = HashSet::new(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `I` should have a snake case name [INFO] [stdout] --> src/solver.rs:158:13 [INFO] [stdout] | [INFO] [stdout] 158 | let I = self.pac_sampleprune(&F, alpha, delta / 8.0); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:169:36 [INFO] [stdout] | [INFO] [stdout] 169 | pub fn exact_expgap(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `I` should have a snake case name [INFO] [stdout] --> src/solver.rs:192:21 [INFO] [stdout] | [INFO] [stdout] 192 | let I = self.pac_sampleprune(&s_cur, eps_r, delta_r); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `U` should have a snake case name [INFO] [stdout] --> src/solver.rs:215:25 [INFO] [stdout] | [INFO] [stdout] 215 | let mut U = HashSet::new(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/solver.rs:267:29 [INFO] [stdout] | [INFO] [stdout] 267 | pub fn clucb(&mut self, S: &HashSet, delta: f64) -> HashSet { [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F` should have a snake case name [INFO] [stdout] --> src/main.rs:218:17 [INFO] [stdout] | [INFO] [stdout] 218 | let mut F = Vec::new(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:291:13 [INFO] [stdout] | [INFO] [stdout] 291 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:349:13 [INFO] [stdout] | [INFO] [stdout] 349 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:403:13 [INFO] [stdout] | [INFO] [stdout] 403 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:453:13 [INFO] [stdout] | [INFO] [stdout] 453 | let S = (0..size).collect::>(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "8bb80af5116cad9afe456324ba581d50754c6eaac1a27b99364318ac1127215c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bb80af5116cad9afe456324ba581d50754c6eaac1a27b99364318ac1127215c", kill_on_drop: false }` [INFO] [stdout] 8bb80af5116cad9afe456324ba581d50754c6eaac1a27b99364318ac1127215c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] f758f5c480162a9efba9114ddb89383660f181dcf74752cfe2e61c6f95f038d3 [INFO] running `Command { std: "docker" "start" "-a" "f758f5c480162a9efba9114ddb89383660f181dcf74752cfe2e61c6f95f038d3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `error_bound` [INFO] [stderr] --> src/solver.rs:169:56 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn exact_expgap(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_bound` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:299:13 [INFO] [stderr] | [INFO] [stderr] 299 | for i in 0..num { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `size` [INFO] [stderr] --> src/graph.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn size(&mut self, x: usize) -> usize { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/main.rs:52:13 [INFO] [stderr] | [INFO] [stderr] 52 | let S = (0..size).collect::>(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/main.rs:114:13 [INFO] [stderr] | [INFO] [stderr] 114 | let S = (0..size).collect::>(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/solver.rs:95:38 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn uniform_sample(&mut self, S: &HashSet, error_bound: f64, delta: f64) { [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/solver.rs:105:31 [INFO] [stderr] | [INFO] [stderr] 105 | pub fn naive_i(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/solver.rs:141:39 [INFO] [stderr] | [INFO] [stderr] 141 | pub fn pac_sampleprune(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `F` should have a snake case name [INFO] [stderr] --> src/solver.rs:149:17 [INFO] [stderr] | [INFO] [stderr] 149 | let mut F = HashSet::new(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stderr] [INFO] [stderr] warning: variable `I` should have a snake case name [INFO] [stderr] --> src/solver.rs:158:13 [INFO] [stderr] | [INFO] [stderr] 158 | let I = self.pac_sampleprune(&F, alpha, delta / 8.0); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/solver.rs:169:36 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn exact_expgap(&mut self, S: &HashSet, error_bound: f64, delta: f64) -> HashSet { [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `I` should have a snake case name [INFO] [stderr] --> src/solver.rs:192:21 [INFO] [stderr] | [INFO] [stderr] 192 | let I = self.pac_sampleprune(&s_cur, eps_r, delta_r); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stderr] [INFO] [stderr] warning: variable `U` should have a snake case name [INFO] [stderr] --> src/solver.rs:215:25 [INFO] [stderr] | [INFO] [stderr] 215 | let mut U = HashSet::new(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `u` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/solver.rs:267:29 [INFO] [stderr] | [INFO] [stderr] 267 | pub fn clucb(&mut self, S: &HashSet, delta: f64) -> HashSet { [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `F` should have a snake case name [INFO] [stderr] --> src/main.rs:218:17 [INFO] [stderr] | [INFO] [stderr] 218 | let mut F = Vec::new(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `f` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/main.rs:291:13 [INFO] [stderr] | [INFO] [stderr] 291 | let S = (0..size).collect::>(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/main.rs:349:13 [INFO] [stderr] | [INFO] [stderr] 349 | let S = (0..size).collect::>(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/main.rs:403:13 [INFO] [stderr] | [INFO] [stderr] 403 | let S = (0..size).collect::>(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/main.rs:453:13 [INFO] [stderr] | [INFO] [stderr] 453 | let S = (0..size).collect::>(); [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] [INFO] [stderr] warning: 19 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.94s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/matroid_bandits-f078daf44559b7fa) [INFO] [stdout] running 10 tests [INFO] [stdout] test tests::es_sort ... ok [INFO] [stdout] test tests::normal ... ok [INFO] [stdout] test tests::test_struct ... ok [INFO] [stdout] test tests::test_rank ... ok [INFO] [stdout] test tests::test_sample ... ok [INFO] [stdout] test tests::test_kruskal ... FAILED [INFO] [stdout] test tests::test_pac_sampleprune ... ok [INFO] [stdout] test tests::test_sample_i ... ok [INFO] [stdout] test tests::test_exact_expgap ... ok [INFO] [stdout] test tests::test_clucb has been running for over 60 seconds [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "f758f5c480162a9efba9114ddb89383660f181dcf74752cfe2e61c6f95f038d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f758f5c480162a9efba9114ddb89383660f181dcf74752cfe2e61c6f95f038d3", kill_on_drop: false }` [INFO] [stdout] f758f5c480162a9efba9114ddb89383660f181dcf74752cfe2e61c6f95f038d3