[INFO] crate harmony 0.2.1 is already in cache
[INFO] testing harmony-0.2.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate harmony 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate harmony 0.2.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate harmony 0.2.1
[INFO] finished tweaking crates.io crate harmony 0.2.1
[INFO] tweaked toml for crates.io crate harmony 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 1f617ebca3e058c97176c26ef2ea0fb1aa208a92561f5c188e5550666725abe0
[INFO] running `Command { std: "docker" "start" "-a" "1f617ebca3e058c97176c26ef2ea0fb1aa208a92561f5c188e5550666725abe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f617ebca3e058c97176c26ef2ea0fb1aa208a92561f5c188e5550666725abe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f617ebca3e058c97176c26ef2ea0fb1aa208a92561f5c188e5550666725abe0", kill_on_drop: false }`
[INFO] [stdout] 1f617ebca3e058c97176c26ef2ea0fb1aa208a92561f5c188e5550666725abe0
[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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c41ee0dab9b2e0c97b2dba6be9fa41ad2f5b745eec0f1aac3bd6dcb4a09e1d9
[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" "0c41ee0dab9b2e0c97b2dba6be9fa41ad2f5b745eec0f1aac3bd6dcb4a09e1d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling harmony v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:363:13
[INFO] [stdout]     |
[INFO] [stdout] 363 |         let mut stages = [PlayState::Placed, PlayState::Static, PlayState::Moved];
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:199:14
[INFO] [stdout]     |
[INFO] [stdout] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stdout]     |              ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:205:29
[INFO] [stdout]     |
[INFO] [stdout] 205 |                         let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:206:29
[INFO] [stdout]     |
[INFO] [stdout] 206 |                         let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:207:29
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:217:29
[INFO] [stdout]     |
[INFO] [stdout] 217 |                         let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:218:29
[INFO] [stdout]     |
[INFO] [stdout] 218 |                         let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:219:29
[INFO] [stdout]     |
[INFO] [stdout] 219 |                         let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |                         let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:231:33
[INFO] [stdout]     |
[INFO] [stdout] 231 | ...                   let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:232:33
[INFO] [stdout]     |
[INFO] [stdout] 232 | ...                   let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:233:33
[INFO] [stdout]     |
[INFO] [stdout] 233 | ...                   let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:234:33
[INFO] [stdout]     |
[INFO] [stdout] 234 | ...                   let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:246:33
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...                   let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:248:33
[INFO] [stdout]     |
[INFO] [stdout] 248 | ...                   let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 | ...                   let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "0c41ee0dab9b2e0c97b2dba6be9fa41ad2f5b745eec0f1aac3bd6dcb4a09e1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c41ee0dab9b2e0c97b2dba6be9fa41ad2f5b745eec0f1aac3bd6dcb4a09e1d9", kill_on_drop: false }`
[INFO] [stdout] 0c41ee0dab9b2e0c97b2dba6be9fa41ad2f5b745eec0f1aac3bd6dcb4a09e1d9
[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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab0f7b07517241ce84fe8e8f647282fa44e97038ad1ded7380fee28347debde4
[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" "ab0f7b07517241ce84fe8e8f647282fa44e97038ad1ded7380fee28347debde4", kill_on_drop: false }`
[INFO] [stderr]    Compiling harmony v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:363:13
[INFO] [stdout]     |
[INFO] [stdout] 363 |         let mut stages = [PlayState::Placed, PlayState::Static, PlayState::Moved];
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:199:14
[INFO] [stdout]     |
[INFO] [stdout] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stdout]     |              ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:205:29
[INFO] [stdout]     |
[INFO] [stdout] 205 |                         let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:206:29
[INFO] [stdout]     |
[INFO] [stdout] 206 |                         let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:207:29
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:217:29
[INFO] [stdout]     |
[INFO] [stdout] 217 |                         let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:218:29
[INFO] [stdout]     |
[INFO] [stdout] 218 |                         let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:219:29
[INFO] [stdout]     |
[INFO] [stdout] 219 |                         let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |                         let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:231:33
[INFO] [stdout]     |
[INFO] [stdout] 231 | ...                   let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:232:33
[INFO] [stdout]     |
[INFO] [stdout] 232 | ...                   let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:233:33
[INFO] [stdout]     |
[INFO] [stdout] 233 | ...                   let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:234:33
[INFO] [stdout]     |
[INFO] [stdout] 234 | ...                   let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:246:33
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...                   let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:248:33
[INFO] [stdout]     |
[INFO] [stdout] 248 | ...                   let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 | ...                   let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:363:13
[INFO] [stdout]     |
[INFO] [stdout] 363 |         let mut stages = [PlayState::Placed, PlayState::Static, PlayState::Moved];
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:199:14
[INFO] [stdout]     |
[INFO] [stdout] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stdout]     |              ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:205:29
[INFO] [stdout]     |
[INFO] [stdout] 205 |                         let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:206:29
[INFO] [stdout]     |
[INFO] [stdout] 206 |                         let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:207:29
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:217:29
[INFO] [stdout]     |
[INFO] [stdout] 217 |                         let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:218:29
[INFO] [stdout]     |
[INFO] [stdout] 218 |                         let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:219:29
[INFO] [stdout]     |
[INFO] [stdout] 219 |                         let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |                         let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stdout]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:231:33
[INFO] [stdout]     |
[INFO] [stdout] 231 | ...                   let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:232:33
[INFO] [stdout]     |
[INFO] [stdout] 232 | ...                   let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:233:33
[INFO] [stdout]     |
[INFO] [stdout] 233 | ...                   let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:234:33
[INFO] [stdout]     |
[INFO] [stdout] 234 | ...                   let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:246:33
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...                   let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_lower` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:248:33
[INFO] [stdout]     |
[INFO] [stdout] 248 | ...                   let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B_upper` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 | ...                   let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stdout]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "ab0f7b07517241ce84fe8e8f647282fa44e97038ad1ded7380fee28347debde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0f7b07517241ce84fe8e8f647282fa44e97038ad1ded7380fee28347debde4", kill_on_drop: false }`
[INFO] [stdout] ab0f7b07517241ce84fe8e8f647282fa44e97038ad1ded7380fee28347debde4
[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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b95cd3a43d7bdb4feff2cf5866956c1926a72939759913939210def8f6d6d5e
[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" "4b95cd3a43d7bdb4feff2cf5866956c1926a72939759913939210def8f6d6d5e", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:363:13
[INFO] [stderr]     |
[INFO] [stderr] 363 |         let mut stages = [PlayState::Placed, PlayState::Static, PlayState::Moved];
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:199:14
[INFO] [stderr]     |
[INFO] [stderr] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stderr]     |              ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:199:17
[INFO] [stderr]     |
[INFO] [stderr] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:204:29
[INFO] [stderr]     |
[INFO] [stderr] 204 |                         let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:205:29
[INFO] [stderr]     |
[INFO] [stderr] 205 |                         let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:206:29
[INFO] [stderr]     |
[INFO] [stderr] 206 |                         let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:207:29
[INFO] [stderr]     |
[INFO] [stderr] 207 |                         let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:217:29
[INFO] [stderr]     |
[INFO] [stderr] 217 |                         let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:218:29
[INFO] [stderr]     |
[INFO] [stderr] 218 |                         let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:219:29
[INFO] [stderr]     |
[INFO] [stderr] 219 |                         let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:220:29
[INFO] [stderr]     |
[INFO] [stderr] 220 |                         let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:231:33
[INFO] [stderr]     |
[INFO] [stderr] 231 | ...                   let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:232:33
[INFO] [stderr]     |
[INFO] [stderr] 232 | ...                   let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:233:33
[INFO] [stderr]     |
[INFO] [stderr] 233 | ...                   let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:234:33
[INFO] [stderr]     |
[INFO] [stderr] 234 | ...                   let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:246:33
[INFO] [stderr]     |
[INFO] [stderr] 246 | ...                   let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:247:33
[INFO] [stderr]     |
[INFO] [stderr] 247 | ...                   let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:248:33
[INFO] [stderr]     |
[INFO] [stderr] 248 | ...                   let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:249:33
[INFO] [stderr]     |
[INFO] [stderr] 249 | ...                   let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:363:13
[INFO] [stderr]     |
[INFO] [stderr] 363 |         let mut stages = [PlayState::Placed, PlayState::Static, PlayState::Moved];
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:199:14
[INFO] [stderr]     |
[INFO] [stderr] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stderr]     |              ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:199:17
[INFO] [stderr]     |
[INFO] [stderr] 199 |         for (A, B) in harmonies.iter().combinations() {
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case: `b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:204:29
[INFO] [stderr]     |
[INFO] [stderr] 204 |                         let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:205:29
[INFO] [stderr]     |
[INFO] [stderr] 205 |                         let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:206:29
[INFO] [stderr]     |
[INFO] [stderr] 206 |                         let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:207:29
[INFO] [stderr]     |
[INFO] [stderr] 207 |                         let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:217:29
[INFO] [stderr]     |
[INFO] [stderr] 217 |                         let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:218:29
[INFO] [stderr]     |
[INFO] [stderr] 218 |                         let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:219:29
[INFO] [stderr]     |
[INFO] [stderr] 219 |                         let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:220:29
[INFO] [stderr]     |
[INFO] [stderr] 220 |                         let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stderr]     |                             ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:231:33
[INFO] [stderr]     |
[INFO] [stderr] 231 | ...                   let A_lower = std::cmp::min(A.start.y, A.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:232:33
[INFO] [stderr]     |
[INFO] [stderr] 232 | ...                   let A_upper = std::cmp::max(A.start.y, A.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:233:33
[INFO] [stderr]     |
[INFO] [stderr] 233 | ...                   let B_lower = std::cmp::min(B.start.y, B.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:234:33
[INFO] [stderr]     |
[INFO] [stderr] 234 | ...                   let B_upper = std::cmp::max(B.start.y, B.end.y);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:246:33
[INFO] [stderr]     |
[INFO] [stderr] 246 | ...                   let A_lower = std::cmp::min(A.start.x, A.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:247:33
[INFO] [stderr]     |
[INFO] [stderr] 247 | ...                   let A_upper = std::cmp::max(A.start.x, A.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `a_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_lower` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:248:33
[INFO] [stderr]     |
[INFO] [stderr] 248 | ...                   let B_lower = std::cmp::min(B.start.x, B.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_lower`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `B_upper` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:249:33
[INFO] [stderr]     |
[INFO] [stderr] 249 | ...                   let B_upper = std::cmp::max(B.start.x, B.end.x);
[INFO] [stderr]     |                           ^^^^^^^ help: convert the identifier to snake case: `b_upper`
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/harmony-f2ea7aa25fd83eea
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::directions ... ok
[INFO] [stdout] test tests::harmonies_test ... ok
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests harmony
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b95cd3a43d7bdb4feff2cf5866956c1926a72939759913939210def8f6d6d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b95cd3a43d7bdb4feff2cf5866956c1926a72939759913939210def8f6d6d5e", kill_on_drop: false }`
[INFO] [stdout] 4b95cd3a43d7bdb4feff2cf5866956c1926a72939759913939210def8f6d6d5e