[INFO] crate harmony 0.2.1 is already in cache [INFO] extracting crate harmony 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/harmony/0.2.1 [INFO] extracting crate harmony 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/harmony/0.2.1 [INFO] validating manifest of harmony-0.2.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of harmony-0.2.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing harmony-0.2.1 [INFO] finished frobbing harmony-0.2.1 [INFO] frobbed toml for harmony-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/harmony/0.2.1/Cargo.toml [INFO] started frobbing harmony-0.2.1 [INFO] finished frobbing harmony-0.2.1 [INFO] frobbed toml for harmony-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/harmony/0.2.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing harmony-0.2.1 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/harmony/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 5c4f3f06d5bfc99414355b44222c2d798a59c1cd39c0819b9bc15b3ed4d6e677 [INFO] running `"docker" "start" "-a" "5c4f3f06d5bfc99414355b44222c2d798a59c1cd39c0819b9bc15b3ed4d6e677"` [INFO] [stderr] Compiling harmony v0.2.1 (/opt/crater/workdir) [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] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `"docker" "inspect" "5c4f3f06d5bfc99414355b44222c2d798a59c1cd39c0819b9bc15b3ed4d6e677"` [INFO] running `"docker" "rm" "-f" "5c4f3f06d5bfc99414355b44222c2d798a59c1cd39c0819b9bc15b3ed4d6e677"` [INFO] [stdout] 5c4f3f06d5bfc99414355b44222c2d798a59c1cd39c0819b9bc15b3ed4d6e677 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/harmony/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] e16d373a699708921dcb8e442b237d084fba00a2989e708714f53a98b874393f [INFO] running `"docker" "start" "-a" "e16d373a699708921dcb8e442b237d084fba00a2989e708714f53a98b874393f"` [INFO] [stderr] Compiling harmony v0.2.1 (/opt/crater/workdir) [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] Finished dev [unoptimized + debuginfo] target(s) in 1.36s [INFO] running `"docker" "inspect" "e16d373a699708921dcb8e442b237d084fba00a2989e708714f53a98b874393f"` [INFO] running `"docker" "rm" "-f" "e16d373a699708921dcb8e442b237d084fba00a2989e708714f53a98b874393f"` [INFO] [stdout] e16d373a699708921dcb8e442b237d084fba00a2989e708714f53a98b874393f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/harmony/0.2.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 8c8ffd69159496592017ca6cb5632799603ee16a56322948a23fa53d0c3f7bfa [INFO] running `"docker" "start" "-a" "8c8ffd69159496592017ca6cb5632799603ee16a56322948a23fa53d0c3f7bfa"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/harmony-9f17a4d21a565fb8 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::harmonies_test ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::test ... ok [INFO] [stdout] test tests::directions ... 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 `"docker" "inspect" "8c8ffd69159496592017ca6cb5632799603ee16a56322948a23fa53d0c3f7bfa"` [INFO] running `"docker" "rm" "-f" "8c8ffd69159496592017ca6cb5632799603ee16a56322948a23fa53d0c3f7bfa"` [INFO] [stdout] 8c8ffd69159496592017ca6cb5632799603ee16a56322948a23fa53d0c3f7bfa