[INFO] crate geojson_rewind 0.2.0 is already in cache
[INFO] extracting crate geojson_rewind 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/geojson_rewind/0.2.0
[INFO] extracting crate geojson_rewind 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/geojson_rewind/0.2.0
[INFO] validating manifest of geojson_rewind-0.2.0 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 geojson_rewind-0.2.0 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 geojson_rewind-0.2.0
[INFO] finished frobbing geojson_rewind-0.2.0
[INFO] frobbed toml for geojson_rewind-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/geojson_rewind/0.2.0/Cargo.toml
[INFO] started frobbing geojson_rewind-0.2.0
[INFO] finished frobbing geojson_rewind-0.2.0
[INFO] frobbed toml for geojson_rewind-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/geojson_rewind/0.2.0/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 geojson_rewind-0.2.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/geojson_rewind/0.2.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 561ad7eb5e4715ee0f59f0b556a7174e03a33ec842a0152484f0ac75ddbdecf7
[INFO] running `"docker" "start" "-a" "561ad7eb5e4715ee0f59f0b556a7174e03a33ec842a0152484f0ac75ddbdecf7"`
[INFO] [stderr]    Compiling geo-types v0.1.1
[INFO] [stderr]    Compiling geojson v0.11.1
[INFO] [stderr]    Compiling geojson_rewind v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut lower_index: u32;
[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 does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:56:13
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut middle_index: u32;
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut upper_index: u32;
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let mut p1 = &coords[lower_index as usize];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut p2 = &coords[middle_index as usize];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let mut p3 = &coords[upper_index as usize];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "561ad7eb5e4715ee0f59f0b556a7174e03a33ec842a0152484f0ac75ddbdecf7"`
[INFO] running `"docker" "rm" "-f" "561ad7eb5e4715ee0f59f0b556a7174e03a33ec842a0152484f0ac75ddbdecf7"`
[INFO] [stdout] 561ad7eb5e4715ee0f59f0b556a7174e03a33ec842a0152484f0ac75ddbdecf7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/geojson_rewind/0.2.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 916b18548da7db4a17ff21f27ff995427ad4b8916ea7bce2e3160f611ae67bbc
[INFO] running `"docker" "start" "-a" "916b18548da7db4a17ff21f27ff995427ad4b8916ea7bce2e3160f611ae67bbc"`
[INFO] [stderr]    Compiling geojson_rewind v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut lower_index: u32;
[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 does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:56:13
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut middle_index: u32;
[INFO] [stderr]    |             ----^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut upper_index: u32;
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let mut p1 = &coords[lower_index as usize];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut p2 = &coords[middle_index as usize];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let mut p3 = &coords[upper_index as usize];
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "916b18548da7db4a17ff21f27ff995427ad4b8916ea7bce2e3160f611ae67bbc"`
[INFO] running `"docker" "rm" "-f" "916b18548da7db4a17ff21f27ff995427ad4b8916ea7bce2e3160f611ae67bbc"`
[INFO] [stdout] 916b18548da7db4a17ff21f27ff995427ad4b8916ea7bce2e3160f611ae67bbc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/geojson_rewind/0.2.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 18b0d0d7d0f0fac559adc15e7287eb36183aece8e75b12c8d0e74afaa49f06a3
[INFO] running `"docker" "start" "-a" "18b0d0d7d0f0fac559adc15e7287eb36183aece8e75b12c8d0e74afaa49f06a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/geojson_rewind-d75c83708c851e07
[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] [stderr]      Running /opt/crater/target/debug/deps/test-8a3221385b661a32
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::flip ... ok
[INFO] [stdout] test test::multipolygon ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests geojson_rewind
[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" "18b0d0d7d0f0fac559adc15e7287eb36183aece8e75b12c8d0e74afaa49f06a3"`
[INFO] running `"docker" "rm" "-f" "18b0d0d7d0f0fac559adc15e7287eb36183aece8e75b12c8d0e74afaa49f06a3"`
[INFO] [stdout] 18b0d0d7d0f0fac559adc15e7287eb36183aece8e75b12c8d0e74afaa49f06a3