Dec 13 12:01:55.224 INFO testing m-g-dev/fbsep against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 12:01:55.224 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 12:01:55.483 INFO [stdout] cbf65e3a1900ad58d23ab182614e8574d19efd433964ed94c9ae55582da743b8
Dec 13 12:01:55.489 INFO running `"docker" "start" "-a" "cbf65e3a1900ad58d23ab182614e8574d19efd433964ed94c9ae55582da743b8"`
Dec 13 12:01:56.389 INFO [stderr] usermod: no changes
Dec 13 12:01:56.422 INFO [stderr]    Compiling fbsep v0.1.0 (/source)
Dec 13 12:01:56.608 INFO [stderr] warning: unused variable: `greyscale`
Dec 13 12:01:56.608 INFO [stderr]  --> src/lib.rs:1:21
Dec 13 12:01:56.608 INFO [stderr]   |
Dec 13 12:01:56.608 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Dec 13 12:01:56.608 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Dec 13 12:01:56.608 INFO [stderr]   |
Dec 13 12:01:56.608 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 13 12:01:56.608 INFO [stderr] 
Dec 13 12:01:56.629 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
Dec 13 12:01:56.632 INFO [stderr] su: No module specific data is present
Dec 13 12:01:57.519 INFO running `"docker" "inspect" "cbf65e3a1900ad58d23ab182614e8574d19efd433964ed94c9ae55582da743b8"`
Dec 13 12:01:57.923 INFO running `"docker" "rm" "-f" "cbf65e3a1900ad58d23ab182614e8574d19efd433964ed94c9ae55582da743b8"`
Dec 13 12:01:58.106 INFO [stdout] cbf65e3a1900ad58d23ab182614e8574d19efd433964ed94c9ae55582da743b8
Dec 13 12:01:58.108 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 12:01:58.972 INFO [stdout] 8b01a0d2105ef34927ad60656797795551cd17e1789059ffff2617547e410e2c
Dec 13 12:01:58.973 INFO running `"docker" "start" "-a" "8b01a0d2105ef34927ad60656797795551cd17e1789059ffff2617547e410e2c"`
Dec 13 12:01:59.571 INFO [stderr] usermod: no changes
Dec 13 12:01:59.572 INFO [stderr]    Compiling fbsep v0.1.0 (/source)
Dec 13 12:01:59.772 INFO [stderr] warning: unused variable: `greyscale`
Dec 13 12:01:59.772 INFO [stderr]  --> src/lib.rs:1:21
Dec 13 12:01:59.772 INFO [stderr]   |
Dec 13 12:01:59.772 INFO [stderr] 1 | pub fn binarization(greyscale: &[u8]) -> i32 {
Dec 13 12:01:59.772 INFO [stderr]   |                     ^^^^^^^^^ help: consider using `_greyscale` instead
Dec 13 12:01:59.772 INFO [stderr]   |
Dec 13 12:01:59.772 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 13 12:01:59.772 INFO [stderr] 
Dec 13 12:01:59.775 INFO [stderr] warning: function is never used: `a`
Dec 13 12:01:59.775 INFO [stderr]  --> src/lib.rs:9:5
Dec 13 12:01:59.775 INFO [stderr]   |
Dec 13 12:01:59.775 INFO [stderr] 9 |     fn a() {
Dec 13 12:01:59.775 INFO [stderr]   |     ^^^^^^
Dec 13 12:01:59.775 INFO [stderr]   |
Dec 13 12:01:59.775 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 12:01:59.775 INFO [stderr] 
Dec 13 12:02:00.006 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 13 12:02:00.009 INFO [stderr] su: No module specific data is present
Dec 13 12:02:00.465 INFO running `"docker" "inspect" "8b01a0d2105ef34927ad60656797795551cd17e1789059ffff2617547e410e2c"`
Dec 13 12:02:00.541 INFO running `"docker" "rm" "-f" "8b01a0d2105ef34927ad60656797795551cd17e1789059ffff2617547e410e2c"`
Dec 13 12:02:00.738 INFO [stdout] 8b01a0d2105ef34927ad60656797795551cd17e1789059ffff2617547e410e2c
Dec 13 12:02:00.738 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 12:02:02.059 INFO [stdout] a1691332e95e2ee8c4b63f0255953322e06abad2c62d08cd140972c85d2be126
Dec 13 12:02:02.061 INFO running `"docker" "start" "-a" "a1691332e95e2ee8c4b63f0255953322e06abad2c62d08cd140972c85d2be126"`
Dec 13 12:02:03.044 INFO [stderr] usermod: no changes
Dec 13 12:02:03.097 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 12:02:03.104 INFO [stderr]      Running /target/debug/deps/fbsep-17616241fa4e5640
Dec 13 12:02:03.112 INFO [stdout] 
Dec 13 12:02:03.112 INFO [stdout] running 0 tests
Dec 13 12:02:03.112 INFO [stdout] 
Dec 13 12:02:03.112 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 12:02:03.112 INFO [stdout] 
Dec 13 12:02:03.112 INFO [stderr]    Doc-tests fbsep
Dec 13 12:02:03.537 INFO [stdout] 
Dec 13 12:02:03.537 INFO [stdout] running 0 tests
Dec 13 12:02:03.537 INFO [stdout] 
Dec 13 12:02:03.537 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 12:02:03.537 INFO [stdout] 
Dec 13 12:02:03.543 INFO [stderr] su: No module specific data is present
Dec 13 12:02:04.118 INFO running `"docker" "inspect" "a1691332e95e2ee8c4b63f0255953322e06abad2c62d08cd140972c85d2be126"`
Dec 13 12:02:04.343 INFO running `"docker" "rm" "-f" "a1691332e95e2ee8c4b63f0255953322e06abad2c62d08cd140972c85d2be126"`
Dec 13 12:02:04.581 INFO [stdout] a1691332e95e2ee8c4b63f0255953322e06abad2c62d08cd140972c85d2be126