[INFO] updating cached repository AlexFence/l1ght
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AlexFence/l1ght
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexFence/l1ght" "work/ex/beta-1.38-1/sources/1.37.0/gh/AlexFence/l1ght"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/AlexFence/l1ght'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexFence/l1ght" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlexFence/l1ght"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlexFence/l1ght'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 21746a7b099a6de90f38f0f968f41e56926c16e9
[INFO] sha for GitHub repo AlexFence/l1ght: 21746a7b099a6de90f38f0f968f41e56926c16e9
[INFO] validating manifest of AlexFence/l1ght 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 AlexFence/l1ght 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 AlexFence/l1ght
[INFO] finished frobbing AlexFence/l1ght
[INFO] frobbed toml for AlexFence/l1ght written to work/ex/beta-1.38-1/sources/1.37.0/gh/AlexFence/l1ght/Cargo.toml
[INFO] started frobbing AlexFence/l1ght
[INFO] finished frobbing AlexFence/l1ght
[INFO] frobbed toml for AlexFence/l1ght written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlexFence/l1ght/Cargo.toml
[INFO] crate AlexFence/l1ght already has a lockfile, it will not be regenerated
[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 AlexFence/l1ght 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-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlexFence/l1ght:/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] 9a243e09d826548f7a680f033b090685f8b727d7928a5ecb06f9ea3950324192
[INFO] running `"docker" "start" "-a" "9a243e09d826548f7a680f033b090685f8b727d7928a5ecb06f9ea3950324192"`
[INFO] [stderr]    Compiling l1ght v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `exists`
[INFO] [stderr]   --> src/interface.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn exists(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `has_opperator`
[INFO] [stderr]   --> src/parser.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn has_opperator(action: &str) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/interface.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         max_file.read_to_string(&mut max_str);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/interface.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         bright_file.read_to_string(&mut bright_str);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/interface.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         opened_fie.read_to_string(&mut mystr);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "9a243e09d826548f7a680f033b090685f8b727d7928a5ecb06f9ea3950324192"`
[INFO] running `"docker" "rm" "-f" "9a243e09d826548f7a680f033b090685f8b727d7928a5ecb06f9ea3950324192"`
[INFO] [stdout] 9a243e09d826548f7a680f033b090685f8b727d7928a5ecb06f9ea3950324192
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlexFence/l1ght:/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] 0a44790872804a828e710215809783df6192ed3dfec3d62e540b49b24bf89b95
[INFO] running `"docker" "start" "-a" "0a44790872804a828e710215809783df6192ed3dfec3d62e540b49b24bf89b95"`
[INFO] [stderr]    Compiling l1ght v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `exists`
[INFO] [stderr]   --> src/interface.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn exists(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `has_opperator`
[INFO] [stderr]   --> src/parser.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn has_opperator(action: &str) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/interface.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         max_file.read_to_string(&mut max_str);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/interface.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         bright_file.read_to_string(&mut bright_str);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/interface.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         opened_fie.read_to_string(&mut mystr);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "0a44790872804a828e710215809783df6192ed3dfec3d62e540b49b24bf89b95"`
[INFO] running `"docker" "rm" "-f" "0a44790872804a828e710215809783df6192ed3dfec3d62e540b49b24bf89b95"`
[INFO] [stdout] 0a44790872804a828e710215809783df6192ed3dfec3d62e540b49b24bf89b95
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlexFence/l1ght:/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] b033a457f69572690fd9c8eee7f868c5e96c8ec23eaff1b1f6b966730b063c7f
[INFO] running `"docker" "start" "-a" "b033a457f69572690fd9c8eee7f868c5e96c8ec23eaff1b1f6b966730b063c7f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/l1ght-2dff9fb7b6d6de92
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test percentage::test::from_total_and_percentage ... ok
[INFO] [stdout] test percentage::test::from_total_and_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b033a457f69572690fd9c8eee7f868c5e96c8ec23eaff1b1f6b966730b063c7f"`
[INFO] running `"docker" "rm" "-f" "b033a457f69572690fd9c8eee7f868c5e96c8ec23eaff1b1f6b966730b063c7f"`
[INFO] [stdout] b033a457f69572690fd9c8eee7f868c5e96c8ec23eaff1b1f6b966730b063c7f