[INFO] cloning repository https://github.com/yuezato/algebra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuezato/algebra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuezato%2Falgebra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuezato%2Falgebra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 325e718c92d1abcfdad359d590f2cbe34276c3f4
[INFO] checking yuezato/algebra against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuezato%2Falgebra" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yuezato/algebra on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yuezato/algebra
[INFO] finished tweaking git repo https://github.com/yuezato/algebra
[INFO] tweaked toml for git repo https://github.com/yuezato/algebra written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/yuezato/algebra already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/yuezato/fast_array_ops`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c3db37a96897109831b54b4fdb7368aca3089928c5115cfcfd6a0e6ff3dddbf
[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" "5c3db37a96897109831b54b4fdb7368aca3089928c5115cfcfd6a0e6ff3dddbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3db37a96897109831b54b4fdb7368aca3089928c5115cfcfd6a0e6ff3dddbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3db37a96897109831b54b4fdb7368aca3089928c5115cfcfd6a0e6ff3dddbf", kill_on_drop: false }`
[INFO] [stdout] 5c3db37a96897109831b54b4fdb7368aca3089928c5115cfcfd6a0e6ff3dddbf
[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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce4c4aa19583a98363625805054338a2dba87f75d50fbf0d201f6c5bb98ce6dc
[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" "ce4c4aa19583a98363625805054338a2dba87f75d50fbf0d201f6c5bb98ce6dc", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.71: default, std
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bindgen v0.54.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling fast_array_ops v0.1.0 (https://github.com/yuezato/fast_array_ops#09d012d5)
[INFO] [stderr]     Checking algebra v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/mebc.rs (1 fix)
[INFO] [stdout] warning: function is never used: `ops_len`
[INFO] [stdout]   --> src/mebc.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn ops_len(data: &Data) -> 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: `ops_len2`
[INFO] [stdout]   --> src/mebc.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn ops_len2(data: &Data) -> usize {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update`
[INFO] [stdout]   --> src/mebc.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn update(ms: &mut HashMap<usize, HashSet<usize>>, key: usize, val: usize) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `commands_to_data`
[INFO] [stdout]   --> src/mebc.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn commands_to_data(commands: &[Command]) -> Data {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `data_to_commands`
[INFO] [stdout]   --> src/mebc.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn data_to_commands(data: &Data) -> Vec<Command> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expand_from_core`
[INFO] [stdout]   --> src/mebc.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn expand_from_core(data: &Data, p: Vec<&HashSet<usize>>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_merit`
[INFO] [stdout]    --> src/mebc.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn has_merit(nr_to: usize, nr_from: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merit`
[INFO] [stdout]    --> src/mebc.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn merit(nr_to: usize, nr_from: usize) -> usize {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `monte_carlo_maximum_edge_biclique`
[INFO] [stdout]    --> src/mebc.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn monte_carlo_maximum_edge_biclique(data: &Data) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_sorted_vec`
[INFO] [stdout]    --> src/mebc.rs:169:4
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn to_sorted_vec<'a>(s: impl Iterator<Item = &'a usize>) -> Vec<usize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dump_data`
[INFO] [stdout]    --> src/mebc.rs:175:4
[INFO] [stdout]     |
[INFO] [stdout] 175 | fn dump_data(data: &Data) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_commands`
[INFO] [stdout]    --> src/mebc.rs:186:4
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn generate_commands(dsts: &Vec<usize>, srcs: &Vec<usize>) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shrink_data_by_MEB`
[INFO] [stdout]    --> src/mebc.rs:206:4
[INFO] [stdout]     |
[INFO] [stdout] 206 | fn shrink_data_by_MEB(data: &mut Data) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecI` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let mut vecI: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut vecJ: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ_inner` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let vecJ_inner: Vec<&HashSet<usize>> =
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `vec_j_inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shrink_data_by_MEB` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:206:4
[INFO] [stdout]     |
[INFO] [stdout] 206 | fn shrink_data_by_MEB(data: &mut Data) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `shrink_data_by_meb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/bit_based_encdec.rs (2 fixes)
[INFO] [stderr]        Fixed src/bit_based_gf8.rs (1 fix)
[INFO] [stdout] warning: variable `vecI` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let mut vecI: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut vecJ: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ_inner` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let vecJ_inner: Vec<&HashSet<usize>> =
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `vec_j_inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shrink_data_by_MEB` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:206:4
[INFO] [stdout]     |
[INFO] [stdout] 206 | fn shrink_data_by_MEB(data: &mut Data) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `shrink_data_by_meb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vI` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:449:14
[INFO] [stdout]     |
[INFO] [stdout] 449 |         let (vI, vJ) = expand_from_core(&data, p);
[INFO] [stdout]     |              ^^ help: convert the identifier to snake case: `v_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vJ` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:449:18
[INFO] [stdout]     |
[INFO] [stdout] 449 |         let (vI, vJ) = expand_from_core(&data, p);
[INFO] [stdout]     |                  ^^ help: convert the identifier to snake case: `v_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking getrandom v0.1.14
[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 algebra v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: the item `FromIterator` is imported redundantly
[INFO] [stdout]    --> src/mebc.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     use std::iter::FromIterator;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromIterator` is imported redundantly
[INFO] [stdout]    --> src/mebc.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     use std::iter::FromIterator;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ops_len`
[INFO] [stdout]   --> src/mebc.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn ops_len(data: &Data) -> 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: `ops_len2`
[INFO] [stdout]   --> src/mebc.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn ops_len2(data: &Data) -> usize {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update`
[INFO] [stdout]   --> src/mebc.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn update(ms: &mut HashMap<usize, HashSet<usize>>, key: usize, val: usize) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `commands_to_data`
[INFO] [stdout]   --> src/mebc.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn commands_to_data(commands: &[Command]) -> Data {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `data_to_commands`
[INFO] [stdout]   --> src/mebc.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn data_to_commands(data: &Data) -> Vec<Command> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expand_from_core`
[INFO] [stdout]   --> src/mebc.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn expand_from_core(data: &Data, p: Vec<&HashSet<usize>>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_merit`
[INFO] [stdout]    --> src/mebc.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn has_merit(nr_to: usize, nr_from: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `merit`
[INFO] [stdout]    --> src/mebc.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn merit(nr_to: usize, nr_from: usize) -> usize {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `monte_carlo_maximum_edge_biclique`
[INFO] [stdout]    --> src/mebc.rs:125:4
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn monte_carlo_maximum_edge_biclique(data: &Data) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_sorted_vec`
[INFO] [stdout]    --> src/mebc.rs:169:4
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn to_sorted_vec<'a>(s: impl Iterator<Item = &'a usize>) -> Vec<usize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dump_data`
[INFO] [stdout]    --> src/mebc.rs:175:4
[INFO] [stdout]     |
[INFO] [stdout] 175 | fn dump_data(data: &Data) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_commands`
[INFO] [stdout]    --> src/mebc.rs:186:4
[INFO] [stdout]     |
[INFO] [stdout] 186 | fn generate_commands(dsts: &Vec<usize>, srcs: &Vec<usize>) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shrink_data_by_MEB`
[INFO] [stdout]    --> src/mebc.rs:206:4
[INFO] [stdout]     |
[INFO] [stdout] 206 | fn shrink_data_by_MEB(data: &mut Data) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecI` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let mut vecI: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut vecJ: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ_inner` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let vecJ_inner: Vec<&HashSet<usize>> =
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `vec_j_inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shrink_data_by_MEB` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:206:4
[INFO] [stdout]     |
[INFO] [stdout] 206 | fn shrink_data_by_MEB(data: &mut Data) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `shrink_data_by_meb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecI` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let mut vecI: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:77:13
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut vecJ: Vec<usize> = Vec::new();
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `vec_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vecJ_inner` should have a snake case name
[INFO] [stdout]   --> src/mebc.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let vecJ_inner: Vec<&HashSet<usize>> =
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `vec_j_inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shrink_data_by_MEB` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:206:4
[INFO] [stdout]     |
[INFO] [stdout] 206 | fn shrink_data_by_MEB(data: &mut Data) -> Vec<Command> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `shrink_data_by_meb`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vI` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:449:14
[INFO] [stdout]     |
[INFO] [stdout] 449 |         let (vI, vJ) = expand_from_core(&data, p);
[INFO] [stdout]     |              ^^ help: convert the identifier to snake case: `v_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `vJ` should have a snake case name
[INFO] [stdout]    --> src/mebc.rs:449:18
[INFO] [stdout]     |
[INFO] [stdout] 449 |         let (vI, vJ) = expand_from_core(&data, p);
[INFO] [stdout]     |                  ^^ help: convert the identifier to snake case: `v_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "ce4c4aa19583a98363625805054338a2dba87f75d50fbf0d201f6c5bb98ce6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4c4aa19583a98363625805054338a2dba87f75d50fbf0d201f6c5bb98ce6dc", kill_on_drop: false }`
[INFO] [stdout] ce4c4aa19583a98363625805054338a2dba87f75d50fbf0d201f6c5bb98ce6dc