[INFO] updating cached repository https://github.com/periklis/rsfseek
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d251894b0bc32d92efcc93b0a4bc636308d6a51f
[INFO] testing periklis/rsfseek against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fperiklis%2Frsfseek" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/periklis/rsfseek on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/periklis/rsfseek
[INFO] finished tweaking git repo https://github.com/periklis/rsfseek
[INFO] tweaked toml for git repo https://github.com/periklis/rsfseek written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/periklis/rsfseek already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ac0dc41a4269609656f59f6b2a47279489f0f11c92c0cbe50a4b2018b20d3ea2
[INFO] running `"docker" "start" "-a" "ac0dc41a4269609656f59f6b2a47279489f0f11c92c0cbe50a4b2018b20d3ea2"`
[INFO] [stderr]    Compiling encode_unicode v0.3.0
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling rsfseek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:67:18
[INFO] [stderr]    |
[INFO] [stderr] 67 |         argc @ 3 ... 5 => {
[INFO] [stderr]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:88:11
[INFO] [stderr]    |
[INFO] [stderr] 88 |         1 ... 2 | _ => {
[INFO] [stderr]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `"docker" "inspect" "ac0dc41a4269609656f59f6b2a47279489f0f11c92c0cbe50a4b2018b20d3ea2"`
[INFO] running `"docker" "rm" "-f" "ac0dc41a4269609656f59f6b2a47279489f0f11c92c0cbe50a4b2018b20d3ea2"`
[INFO] [stdout] ac0dc41a4269609656f59f6b2a47279489f0f11c92c0cbe50a4b2018b20d3ea2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 26cce464f26bf6c1959bdad85048549c1a4100e72c1dd9db3ce7fe3db7e3b6dc
[INFO] running `"docker" "start" "-a" "26cce464f26bf6c1959bdad85048549c1a4100e72c1dd9db3ce7fe3db7e3b6dc"`
[INFO] [stderr]    Compiling rsfseek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:67:18
[INFO] [stderr]    |
[INFO] [stderr] 67 |         argc @ 3 ... 5 => {
[INFO] [stderr]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:88:11
[INFO] [stderr]    |
[INFO] [stderr] 88 |         1 ... 2 | _ => {
[INFO] [stderr]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "26cce464f26bf6c1959bdad85048549c1a4100e72c1dd9db3ce7fe3db7e3b6dc"`
[INFO] running `"docker" "rm" "-f" "26cce464f26bf6c1959bdad85048549c1a4100e72c1dd9db3ce7fe3db7e3b6dc"`
[INFO] [stdout] 26cce464f26bf6c1959bdad85048549c1a4100e72c1dd9db3ce7fe3db7e3b6dc
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 923653aad54a262accd9ad891f6ac3d2a1246e6857f08d89d8a08c6ce48ee4e0
[INFO] running `"docker" "start" "-a" "923653aad54a262accd9ad891f6ac3d2a1246e6857f08d89d8a08c6ce48ee4e0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rsfseek-dc84e4ff72ce19a3
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test visitor::tests::it_visits_empty_dir ... ok
[INFO] [stdout] test visitor::tests::it_visits_existing_dir ... FAILED
[INFO] [stdout] test visitor::tests::it_panics_on_not_existing_dir ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- visitor::tests::it_visits_existing_dir stdout ----
[INFO] [stdout] thread 'visitor::tests::it_visits_existing_dir' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:378:21
[INFO] [stdout] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     visitor::tests::it_visits_existing_dir
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--bin rsfseek'
[INFO] running `"docker" "inspect" "923653aad54a262accd9ad891f6ac3d2a1246e6857f08d89d8a08c6ce48ee4e0"`
[INFO] running `"docker" "rm" "-f" "923653aad54a262accd9ad891f6ac3d2a1246e6857f08d89d8a08c6ce48ee4e0"`
[INFO] [stdout] 923653aad54a262accd9ad891f6ac3d2a1246e6857f08d89d8a08c6ce48ee4e0