[INFO] crate binary-space-partition 0.1.2 is already in cache
[INFO] extracting crate binary-space-partition 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/binary-space-partition/0.1.2
[INFO] extracting crate binary-space-partition 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/binary-space-partition/0.1.2
[INFO] validating manifest of binary-space-partition-0.1.2 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of binary-space-partition-0.1.2 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing binary-space-partition-0.1.2
[INFO] finished frobbing binary-space-partition-0.1.2
[INFO] frobbed toml for binary-space-partition-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/binary-space-partition/0.1.2/Cargo.toml
[INFO] started frobbing binary-space-partition-0.1.2
[INFO] finished frobbing binary-space-partition-0.1.2
[INFO] frobbed toml for binary-space-partition-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/binary-space-partition/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing binary-space-partition-0.1.2 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/binary-space-partition/0.1.2:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 7c61e6a09b7451b3efebda3a91804b49f7f48f5dd4e08d10b1225bde9021c96f
[INFO] running `"docker" "start" "-a" "7c61e6a09b7451b3efebda3a91804b49f7f48f5dd4e08d10b1225bde9021c96f"`
[INFO] [stderr]    Compiling binary-space-partition v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let mut node = side.as_mut().unwrap();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "7c61e6a09b7451b3efebda3a91804b49f7f48f5dd4e08d10b1225bde9021c96f"`
[INFO] running `"docker" "rm" "-f" "7c61e6a09b7451b3efebda3a91804b49f7f48f5dd4e08d10b1225bde9021c96f"`
[INFO] [stdout] 7c61e6a09b7451b3efebda3a91804b49f7f48f5dd4e08d10b1225bde9021c96f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/binary-space-partition/0.1.2:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] c3038c76444ec3793911f995e4669d2e8730b527f17b8f46377e53d561762047
[INFO] running `"docker" "start" "-a" "c3038c76444ec3793911f995e4669d2e8730b527f17b8f46377e53d561762047"`
[INFO] [stderr]    Compiling binary-space-partition v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let mut node = side.as_mut().unwrap();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "c3038c76444ec3793911f995e4669d2e8730b527f17b8f46377e53d561762047"`
[INFO] running `"docker" "rm" "-f" "c3038c76444ec3793911f995e4669d2e8730b527f17b8f46377e53d561762047"`
[INFO] [stdout] c3038c76444ec3793911f995e4669d2e8730b527f17b8f46377e53d561762047
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/binary-space-partition/0.1.2:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] a25b313dd42dae7a133ed4431754ea861a07eb1afd2cefedea5bed4c11e38e2b
[INFO] running `"docker" "start" "-a" "a25b313dd42dae7a133ed4431754ea861a07eb1afd2cefedea5bed4c11e38e2b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/binary_space_partition-10364ee3a29970fc
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_add_side ... ok
[INFO] [stdout] test tests::test_order ... ok
[INFO] [stdout] test tests::test_insert_depth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests binary-space-partition
[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" "a25b313dd42dae7a133ed4431754ea861a07eb1afd2cefedea5bed4c11e38e2b"`
[INFO] running `"docker" "rm" "-f" "a25b313dd42dae7a133ed4431754ea861a07eb1afd2cefedea5bed4c11e38e2b"`
[INFO] [stdout] a25b313dd42dae7a133ed4431754ea861a07eb1afd2cefedea5bed4c11e38e2b