[INFO] updating cached repository lduchosal/xlsc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lduchosal/xlsc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lduchosal/xlsc" "work/ex/beta-1.37-6/sources/1.36.0/gh/lduchosal/xlsc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/lduchosal/xlsc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lduchosal/xlsc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lduchosal/xlsc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lduchosal/xlsc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8af6e52e2ebec0f7b25233111b65f6aed7fc6afa
[INFO] sha for GitHub repo lduchosal/xlsc: 8af6e52e2ebec0f7b25233111b65f6aed7fc6afa
[INFO] validating manifest of lduchosal/xlsc 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 lduchosal/xlsc 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 lduchosal/xlsc
[INFO] finished frobbing lduchosal/xlsc
[INFO] frobbed toml for lduchosal/xlsc written to work/ex/beta-1.37-6/sources/1.36.0/gh/lduchosal/xlsc/Cargo.toml
[INFO] started frobbing lduchosal/xlsc
[INFO] finished frobbing lduchosal/xlsc
[INFO] frobbed toml for lduchosal/xlsc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lduchosal/xlsc/Cargo.toml
[INFO] crate lduchosal/xlsc 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] [stderr]     Blocking waiting for file lock on package cache lock
[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 lduchosal/xlsc 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/lduchosal/xlsc:/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] 47ffec01aeaecfd76154f303579edc4920d44bbd0908bb9cfc39aa65881cd4d9
[INFO] running `"docker" "start" "-a" "47ffec01aeaecfd76154f303579edc4920d44bbd0908bb9cfc39aa65881cd4d9"`
[INFO] [stderr]    Compiling base64 v0.10.0
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling xlsc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `encoded`
[INFO] [stderr]    --> src/main.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     let encoded = base64::encode(&result);
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_encoded`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.69s
[INFO] running `"docker" "inspect" "47ffec01aeaecfd76154f303579edc4920d44bbd0908bb9cfc39aa65881cd4d9"`
[INFO] running `"docker" "rm" "-f" "47ffec01aeaecfd76154f303579edc4920d44bbd0908bb9cfc39aa65881cd4d9"`
[INFO] [stdout] 47ffec01aeaecfd76154f303579edc4920d44bbd0908bb9cfc39aa65881cd4d9
[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/lduchosal/xlsc:/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] 8705a5e9960cdf9e719c7c16edc79ce4728809f1ae8084e34a7e83307e4fa54e
[INFO] running `"docker" "start" "-a" "8705a5e9960cdf9e719c7c16edc79ce4728809f1ae8084e34a7e83307e4fa54e"`
[INFO] [stderr]    Compiling xlsc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `encoded`
[INFO] [stderr]    --> src/main.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     let encoded = base64::encode(&result);
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_encoded`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "8705a5e9960cdf9e719c7c16edc79ce4728809f1ae8084e34a7e83307e4fa54e"`
[INFO] running `"docker" "rm" "-f" "8705a5e9960cdf9e719c7c16edc79ce4728809f1ae8084e34a7e83307e4fa54e"`
[INFO] [stdout] 8705a5e9960cdf9e719c7c16edc79ce4728809f1ae8084e34a7e83307e4fa54e
[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/lduchosal/xlsc:/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] 0527fd0f6ee20fc3f5043d0ea597be3fba71772ca7720d4f19404cdb77eb50e8
[INFO] running `"docker" "start" "-a" "0527fd0f6ee20fc3f5043d0ea597be3fba71772ca7720d4f19404cdb77eb50e8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xlsc-963d05be4d647bf8
[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" "0527fd0f6ee20fc3f5043d0ea597be3fba71772ca7720d4f19404cdb77eb50e8"`
[INFO] running `"docker" "rm" "-f" "0527fd0f6ee20fc3f5043d0ea597be3fba71772ca7720d4f19404cdb77eb50e8"`
[INFO] [stdout] 0527fd0f6ee20fc3f5043d0ea597be3fba71772ca7720d4f19404cdb77eb50e8