[INFO] cloning repository m-g-dev/fbsep
[INFO] running `"git" "clone" "--bare" "git://github.com/m-g-dev/fbsep.git" "work/cache/sources/gh/m-g-dev/fbsep"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/m-g-dev/fbsep'...
[INFO] running `"git" "clone" "work/cache/sources/gh/m-g-dev/fbsep" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/m-g-dev/fbsep"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/m-g-dev/fbsep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/m-g-dev/fbsep" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/m-g-dev/fbsep"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/m-g-dev/fbsep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dadcccc02332f35a81014596f15aeb7e8dd9d124
[INFO] sha for GitHub repo m-g-dev/fbsep: dadcccc02332f35a81014596f15aeb7e8dd9d124
[INFO] validating manifest of m-g-dev/fbsep on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of m-g-dev/fbsep on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing m-g-dev/fbsep
[INFO] finished frobbing m-g-dev/fbsep
[INFO] frobbed toml for m-g-dev/fbsep written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/m-g-dev/fbsep/Cargo.toml
[INFO] started frobbing m-g-dev/fbsep
[INFO] finished frobbing m-g-dev/fbsep
[INFO] frobbed toml for m-g-dev/fbsep written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/m-g-dev/fbsep/Cargo.toml
[INFO] crate m-g-dev/fbsep already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing m-g-dev/fbsep against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/m-g-dev/fbsep:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 3f8876f13111e8fda081374711f56f15df6d2ce3074694d04eec1122d3ee9d8a
[INFO] running `"docker" "start" "-a" "3f8876f13111e8fda081374711f56f15df6d2ce3074694d04eec1122d3ee9d8a"`
[INFO] [stderr]    Compiling fbsep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `greyscale`
[INFO] [stderr]  --> src/lib.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
[INFO] [stderr]   |                     ^^^^^^^^^ help: consider prefixing with an underscore: `_greyscale`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "3f8876f13111e8fda081374711f56f15df6d2ce3074694d04eec1122d3ee9d8a"`
[INFO] running `"docker" "rm" "-f" "3f8876f13111e8fda081374711f56f15df6d2ce3074694d04eec1122d3ee9d8a"`
[INFO] [stdout] 3f8876f13111e8fda081374711f56f15df6d2ce3074694d04eec1122d3ee9d8a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/m-g-dev/fbsep:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0fa040ed4a788ad3c2410ab448c654cb204fae4b317059416edfcb6502a1b7f6
[INFO] running `"docker" "start" "-a" "0fa040ed4a788ad3c2410ab448c654cb204fae4b317059416edfcb6502a1b7f6"`
[INFO] [stderr]    Compiling fbsep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `greyscale`
[INFO] [stderr]  --> src/lib.rs:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
[INFO] [stderr]   |                     ^^^^^^^^^ help: consider prefixing with an underscore: `_greyscale`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `a`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn a() {
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "0fa040ed4a788ad3c2410ab448c654cb204fae4b317059416edfcb6502a1b7f6"`
[INFO] running `"docker" "rm" "-f" "0fa040ed4a788ad3c2410ab448c654cb204fae4b317059416edfcb6502a1b7f6"`
[INFO] [stdout] 0fa040ed4a788ad3c2410ab448c654cb204fae4b317059416edfcb6502a1b7f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/m-g-dev/fbsep:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 53445353e67610eae2f6ed1b2988e45cd23bd34b51a4cd614a0e67e3df1f1bbf
[INFO] running `"docker" "start" "-a" "53445353e67610eae2f6ed1b2988e45cd23bd34b51a4cd614a0e67e3df1f1bbf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fbsep-3d302c203f41fe42
[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]    Doc-tests fbsep
[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" "53445353e67610eae2f6ed1b2988e45cd23bd34b51a4cd614a0e67e3df1f1bbf"`
[INFO] running `"docker" "rm" "-f" "53445353e67610eae2f6ed1b2988e45cd23bd34b51a4cd614a0e67e3df1f1bbf"`
[INFO] [stdout] 53445353e67610eae2f6ed1b2988e45cd23bd34b51a4cd614a0e67e3df1f1bbf