[INFO] updating cached repository hvze/pill
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hvze/pill
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hvze/pill" "work/ex/beta-1.37-6/sources/1.36.0/gh/hvze/pill"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/hvze/pill'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hvze/pill" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hvze/pill"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hvze/pill'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d12f3618cb0bf44a7293b33fad8e34dce4a8885
[INFO] sha for GitHub repo hvze/pill: 0d12f3618cb0bf44a7293b33fad8e34dce4a8885
[INFO] validating manifest of hvze/pill 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 hvze/pill 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 hvze/pill
[INFO] finished frobbing hvze/pill
[INFO] frobbed toml for hvze/pill written to work/ex/beta-1.37-6/sources/1.36.0/gh/hvze/pill/Cargo.toml
[INFO] started frobbing hvze/pill
[INFO] finished frobbing hvze/pill
[INFO] frobbed toml for hvze/pill written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hvze/pill/Cargo.toml
[INFO] crate hvze/pill already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing hvze/pill 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-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hvze/pill:/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] d0ba481b694914518f93bfd4e1c95e0e7e55bb1896e3dc4ede18bedfca7e2f32
[INFO] running `"docker" "start" "-a" "d0ba481b694914518f93bfd4e1c95e0e7e55bb1896e3dc4ede18bedfca7e2f32"`
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling enum-set v0.0.7
[INFO] [stderr]    Compiling filetime v0.1.14
[INFO] [stderr]    Compiling xattr v0.1.11
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling textwrap v0.6.0
[INFO] [stderr]    Compiling tar v0.4.13
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling clap v2.25.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling gag v0.1.9
[INFO] [stderr]    Compiling bzip2 v0.3.2
[INFO] [stderr]    Compiling libpcre-sys v0.2.2
[INFO] [stderr]    Compiling pcre v0.2.3
[INFO] [stderr]    Compiling pill v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/interpreter.rs:478:53
[INFO] [stderr]     |
[INFO] [stderr] 478 |             let error_rh = rh.new_by(-(nls as i32), ((-rh.column) + code.len() as i32));
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:108:43
[INFO] [stderr]     |
[INFO] [stderr] 108 |                     let err_tail = repeat((xstr.len() as i32 - head.column), '-');
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used
[INFO] [stderr]    --> src/interpreter.rs:779:17
[INFO] [stderr]     |
[INFO] [stderr] 779 |                 self.scan_instructions(true);
[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]     Finished dev [unoptimized + debuginfo] target(s) in 44.17s
[INFO] running `"docker" "inspect" "d0ba481b694914518f93bfd4e1c95e0e7e55bb1896e3dc4ede18bedfca7e2f32"`
[INFO] running `"docker" "rm" "-f" "d0ba481b694914518f93bfd4e1c95e0e7e55bb1896e3dc4ede18bedfca7e2f32"`
[INFO] [stdout] d0ba481b694914518f93bfd4e1c95e0e7e55bb1896e3dc4ede18bedfca7e2f32
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hvze/pill:/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] aa24cb9a83623816f92c92d7eff448ae3f665ee21aa33d31366e3015f7ac30e0
[INFO] running `"docker" "start" "-a" "aa24cb9a83623816f92c92d7eff448ae3f665ee21aa33d31366e3015f7ac30e0"`
[INFO] [stderr]    Compiling pill v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/interpreter.rs:478:53
[INFO] [stderr]     |
[INFO] [stderr] 478 |             let error_rh = rh.new_by(-(nls as i32), ((-rh.column) + code.len() as i32));
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:108:43
[INFO] [stderr]     |
[INFO] [stderr] 108 |                     let err_tail = repeat((xstr.len() as i32 - head.column), '-');
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` in tuple element 0 that must be used
[INFO] [stderr]    --> src/interpreter.rs:779:17
[INFO] [stderr]     |
[INFO] [stderr] 779 |                 self.scan_instructions(true);
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "aa24cb9a83623816f92c92d7eff448ae3f665ee21aa33d31366e3015f7ac30e0"`
[INFO] running `"docker" "rm" "-f" "aa24cb9a83623816f92c92d7eff448ae3f665ee21aa33d31366e3015f7ac30e0"`
[INFO] [stdout] aa24cb9a83623816f92c92d7eff448ae3f665ee21aa33d31366e3015f7ac30e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hvze/pill:/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] dc6ca0cb39ac64f1d2db7820ac1170dcdfc55aa20cef83e8c3db43a9ab96910b
[INFO] running `"docker" "start" "-a" "dc6ca0cb39ac64f1d2db7820ac1170dcdfc55aa20cef83e8c3db43a9ab96910b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pill-50df299e9fafec36
[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" "dc6ca0cb39ac64f1d2db7820ac1170dcdfc55aa20cef83e8c3db43a9ab96910b"`
[INFO] running `"docker" "rm" "-f" "dc6ca0cb39ac64f1d2db7820ac1170dcdfc55aa20cef83e8c3db43a9ab96910b"`
[INFO] [stdout] dc6ca0cb39ac64f1d2db7820ac1170dcdfc55aa20cef83e8c3db43a9ab96910b