[INFO] updating cached repository Debonair2/extensionFinder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Debonair2/extensionFinder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Debonair2/extensionFinder" "work/ex/beta-1.38-1/sources/1.37.0/gh/Debonair2/extensionFinder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Debonair2/extensionFinder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Debonair2/extensionFinder" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Debonair2/extensionFinder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Debonair2/extensionFinder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0210978a27611608f8a49c43685ac9d7d6a1d1fc
[INFO] sha for GitHub repo Debonair2/extensionFinder: 0210978a27611608f8a49c43685ac9d7d6a1d1fc
[INFO] validating manifest of Debonair2/extensionFinder 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 Debonair2/extensionFinder 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 Debonair2/extensionFinder
[INFO] finished frobbing Debonair2/extensionFinder
[INFO] frobbed toml for Debonair2/extensionFinder written to work/ex/beta-1.38-1/sources/1.37.0/gh/Debonair2/extensionFinder/Cargo.toml
[INFO] started frobbing Debonair2/extensionFinder
[INFO] finished frobbing Debonair2/extensionFinder
[INFO] frobbed toml for Debonair2/extensionFinder written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Debonair2/extensionFinder/Cargo.toml
[INFO] crate Debonair2/extensionFinder 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Debonair2/extensionFinder 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-7/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/Debonair2/extensionFinder:/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] 4b60be3e63d6d8dfeedb542ce143a0df3bdfde26249c466e93d702b770acfc3a
[INFO] running `"docker" "start" "-a" "4b60be3e63d6d8dfeedb542ce143a0df3bdfde26249c466e93d702b770acfc3a"`
[INFO] [stderr]    Compiling extFinder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |     if let Err(e) = fs::read_dir(path){  
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `extFinder` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ext_finder`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `currPath` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |         let currPath = path.unwrap().path();
[INFO] [stderr]    |             ^^^^^^^^ help: convert the identifier to snake case: `curr_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:56:13
[INFO] [stderr]    |
[INFO] [stderr] 56 |             process_directory (config, fs::read_dir(currPath.as_path())?);
[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: crate `extFinder` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ext_finder`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "4b60be3e63d6d8dfeedb542ce143a0df3bdfde26249c466e93d702b770acfc3a"`
[INFO] running `"docker" "rm" "-f" "4b60be3e63d6d8dfeedb542ce143a0df3bdfde26249c466e93d702b770acfc3a"`
[INFO] [stdout] 4b60be3e63d6d8dfeedb542ce143a0df3bdfde26249c466e93d702b770acfc3a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/Debonair2/extensionFinder:/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] 69a6bd28e310ee3cb761e84f9ab1928537fb4ebee6798c8075123db802737769
[INFO] running `"docker" "start" "-a" "69a6bd28e310ee3cb761e84f9ab1928537fb4ebee6798c8075123db802737769"`
[INFO] [stderr]    Compiling extFinder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `extFinder` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ext_finder`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |     if let Err(e) = fs::read_dir(path){  
[INFO] [stderr]    |                ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `extFinder` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ext_finder`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `currPath` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 |         let currPath = path.unwrap().path();
[INFO] [stderr]    |             ^^^^^^^^ help: convert the identifier to snake case: `curr_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:56:13
[INFO] [stderr]    |
[INFO] [stderr] 56 |             process_directory (config, fs::read_dir(currPath.as_path())?);
[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 0.83s
[INFO] running `"docker" "inspect" "69a6bd28e310ee3cb761e84f9ab1928537fb4ebee6798c8075123db802737769"`
[INFO] running `"docker" "rm" "-f" "69a6bd28e310ee3cb761e84f9ab1928537fb4ebee6798c8075123db802737769"`
[INFO] [stdout] 69a6bd28e310ee3cb761e84f9ab1928537fb4ebee6798c8075123db802737769
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/Debonair2/extensionFinder:/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] c3d58e7d488e03461022bcc2211a60fcfde860fa71bee5d49c1b305b2ac326a3
[INFO] running `"docker" "start" "-a" "c3d58e7d488e03461022bcc2211a60fcfde860fa71bee5d49c1b305b2ac326a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/extFinder-a0696de6055c0882
[INFO] [stderr]      Running /opt/crater/target/debug/deps/extFinder-302ebf0b08762289
[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] [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 extFinder
[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" "c3d58e7d488e03461022bcc2211a60fcfde860fa71bee5d49c1b305b2ac326a3"`
[INFO] running `"docker" "rm" "-f" "c3d58e7d488e03461022bcc2211a60fcfde860fa71bee5d49c1b305b2ac326a3"`
[INFO] [stdout] c3d58e7d488e03461022bcc2211a60fcfde860fa71bee5d49c1b305b2ac326a3