[INFO] cloning repository https://github.com/flyingcircusio/userscan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flyingcircusio/userscan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingcircusio%2Fuserscan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingcircusio%2Fuserscan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 446f52cf14ab53450197166deaf20e90d64bc276
[INFO] testing flyingcircusio/userscan against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflyingcircusio%2Fuserscan" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/flyingcircusio/userscan
[INFO] finished tweaking git repo https://github.com/flyingcircusio/userscan
[INFO] tweaked toml for git repo https://github.com/flyingcircusio/userscan written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/flyingcircusio/userscan on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/flyingcircusio/userscan already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04c6c0592f67ac47326355877d827f0a673459ce444d84ed7ec9d2848af83be0
[INFO] running `Command { std: "docker" "start" "-a" "04c6c0592f67ac47326355877d827f0a673459ce444d84ed7ec9d2848af83be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04c6c0592f67ac47326355877d827f0a673459ce444d84ed7ec9d2848af83be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c6c0592f67ac47326355877d827f0a673459ce444d84ed7ec9d2848af83be0", kill_on_drop: false }`
[INFO] [stdout] 04c6c0592f67ac47326355877d827f0a673459ce444d84ed7ec9d2848af83be0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4b2fc6fd0968290c8532d680de8e7d9f7c02800284e608d1006059e77400ca3
[INFO] running `Command { std: "docker" "start" "-a" "f4b2fc6fd0968290c8532d680de8e7d9f7c02800284e608d1006059e77400ca3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling minilzo-sys v0.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling minilzo v0.2.0
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling probes v0.4.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling ignore v0.4.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling zip v0.5.9
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling rmp-serde v0.14.4
[INFO] [stderr]    Compiling fc-userscan v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/storepaths/cache.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |             if !self.dirty.compare_and_swap(true, false, Ordering::SeqCst) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rx` is never read
[INFO] [stdout]    --> src/registry.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub struct NullGCRoots {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 217 |     output: Output,
[INFO] [stdout] 218 |     rx: Option<GCRootsRx>,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NullGCRoots` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/storepaths/mod.rs:72:27
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn iter_refs<'a>(&'a self) -> Box<dyn Iterator<Item = &Path> + 'a> {
[INFO] [stdout]    |                           ^^                                  -----    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           |                                   |
[INFO] [stdout]    |                           |                                   the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn iter_refs<'a>(&'a self) -> Box<dyn Iterator<Item = &'a Path> + 'a> {
[INFO] [stdout]    |                                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "f4b2fc6fd0968290c8532d680de8e7d9f7c02800284e608d1006059e77400ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b2fc6fd0968290c8532d680de8e7d9f7c02800284e608d1006059e77400ca3", kill_on_drop: false }`
[INFO] [stdout] f4b2fc6fd0968290c8532d680de8e7d9f7c02800284e608d1006059e77400ca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96e7a486098e66ffdf925a8d47228fd34b3a645b8e2a2323d229016cf29e442
[INFO] running `Command { std: "docker" "start" "-a" "f96e7a486098e66ffdf925a8d47228fd34b3a645b8e2a2323d229016cf29e442", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling fc-userscan v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/storepaths/cache.rs:65:28
[INFO] [stdout]    |
[INFO] [stdout] 65 |             if !self.dirty.compare_and_swap(true, false, Ordering::SeqCst) {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rx` is never read
[INFO] [stdout]    --> src/registry.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub struct NullGCRoots {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 217 |     output: Output,
[INFO] [stdout] 218 |     rx: Option<GCRootsRx>,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NullGCRoots` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rx` is never read
[INFO] [stdout]    --> src/registry.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub struct FakeGCRoots {
[INFO] [stdout]     |                ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 386 |         rx: Option<GCRootsRx>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FakeGCRoots` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/registry.rs:257:25
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn _worker(tempdir: &TempDir) -> RegistryWorker {
[INFO] [stdout]     |                         ^^^^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn _worker(tempdir: &TempDir) -> RegistryWorker<'_> {
[INFO] [stdout]     |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/storepaths/mod.rs:72:27
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn iter_refs<'a>(&'a self) -> Box<dyn Iterator<Item = &Path> + 'a> {
[INFO] [stdout]    |                           ^^                                  -----    -- the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           |                                   |
[INFO] [stdout]    |                           |                                   the lifetimes get resolved as `'a`
[INFO] [stdout]    |                           this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn iter_refs<'a>(&'a self) -> Box<dyn Iterator<Item = &'a Path> + 'a> {
[INFO] [stdout]    |                                                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.69s
[INFO] running `Command { std: "docker" "inspect" "f96e7a486098e66ffdf925a8d47228fd34b3a645b8e2a2323d229016cf29e442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96e7a486098e66ffdf925a8d47228fd34b3a645b8e2a2323d229016cf29e442", kill_on_drop: false }`
[INFO] [stdout] f96e7a486098e66ffdf925a8d47228fd34b3a645b8e2a2323d229016cf29e442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1543d3265a97f478f6b103f194eb68e969f2c535267c1cde2527dfa5326c3298
[INFO] running `Command { std: "docker" "start" "-a" "1543d3265a97f478f6b103f194eb68e969f2c535267c1cde2527dfa5326c3298", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/storepaths/cache.rs:65:28
[INFO] [stderr]    |
[INFO] [stderr] 65 |             if !self.dirty.compare_and_swap(true, false, Ordering::SeqCst) {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `rx` is never read
[INFO] [stderr]    --> src/registry.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 216 | pub struct NullGCRoots {
[INFO] [stderr]     |            ----------- field in this struct
[INFO] [stderr] 217 |     output: Output,
[INFO] [stderr] 218 |     rx: Option<GCRootsRx>,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `NullGCRoots` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `rx` is never read
[INFO] [stderr]    --> src/registry.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |     pub struct FakeGCRoots {
[INFO] [stderr]     |                ----------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 386 |         rx: Option<GCRootsRx>,
[INFO] [stderr]     |         ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `FakeGCRoots` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/registry.rs:257:25
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn _worker(tempdir: &TempDir) -> RegistryWorker {
[INFO] [stderr]     |                         ^^^^^^^^     -------------- the lifetime gets resolved as `'_`
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn _worker(tempdir: &TempDir) -> RegistryWorker<'_> {
[INFO] [stderr]     |                                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/storepaths/mod.rs:72:27
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn iter_refs<'a>(&'a self) -> Box<dyn Iterator<Item = &Path> + 'a> {
[INFO] [stderr]    |                           ^^                                  -----    -- the lifetimes get resolved as `'a`
[INFO] [stderr]    |                           |                                   |
[INFO] [stderr]    |                           |                                   the lifetimes get resolved as `'a`
[INFO] [stderr]    |                           this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr] help: one option is to consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn iter_refs<'a>(&'a self) -> Box<dyn Iterator<Item = &'a Path> + 'a> {
[INFO] [stderr]    |                                                                ++
[INFO] [stderr] 
[INFO] [stderr] warning: `fc-userscan` (bin "fc-userscan" test) generated 5 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fc_userscan-01f8ed4c44f63eb9)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test cachemap::tests::cacheline_should_compare_regardless_of_used_flag ... ok
[INFO] [stdout] test output::tests::color_default_argument ... ok
[INFO] [stdout] test statistics::tests::account_extensions ... ok
[INFO] [stdout] test statistics::tests::add_softerrors ... ok
[INFO] [stdout] test statistics::tests::map2vec_cutoff ... ok
[INFO] [stdout] test statistics::tests::add_single_item_with_details ... ok
[INFO] [stdout] test statistics::tests::add_single_item_no_details ... ok
[INFO] [stdout] test registry::tests::create_link_should_create_dir ... ok
[INFO] [stdout] test registry::tests::should_create_link ... ok
[INFO] [stdout] test cachemap::tests::load_should_ignore_broken_cachefile ... ok
[INFO] [stdout] test storepaths::cache::tests::insert_cacheline ... ok
[INFO] [stdout] test test::list_should_disable_register ... ok
[INFO] [stdout] test registry::tests::cleanup_nonexistent_dir_should_succeed ... ok
[INFO] [stdout] test storepaths::cache::tests::lookup_should_miss_on_changed_metadata ... ok
[INFO] [stdout] test cachemap::tests::load_should_decompress_cachefile ... ok
[INFO] [stdout] test registry::tests::linkdir ... ok
[INFO] [stdout] test test::overrides_should_be_collected_and_prefixed ... ok
[INFO] [stdout] test storepaths::cache::tests::load_save_cache ... ok
[INFO] [stdout] test registry::tests::create_link_should_correct_existing_link ... ok
[INFO] [stdout] test registry::tests::should_create_links_no_earlier_than_in_commit ... ok
[INFO] [stdout] test scan::tests::should_unpack_eggs ... ok
[INFO] [stdout] test walk::tests::should_not_cross_devices ... ok
[INFO] [stdout] test storepaths::cache::tests::insert_should_fail_on_limit ... ok
[INFO] [stdout] test cachemap::tests::save_should_create_file ... ok
[INFO] [stdout] test walk::tests::walk_should_obey_excludefile ... ok
[INFO] [stdout] test walk::tests::walk_should_obey_exclude ... ok
[INFO] [stdout] test scan::tests::should_not_look_further_than_quickcheck ... ok
[INFO] [stdout] test walk::tests::walk_infiniteloop ... ok
[INFO] [stdout] test walk::tests::walk_fixture_dir1 ... ok
[INFO] [stdout] test statistics::tests::map2vec_extensions ... ok
[INFO] [stdout] test walk::tests::softfail_on_broken_zip_archive ... ok
[INFO] [stdout] test walk::tests::ignore_dangling_link ... ok
[INFO] [stdout] test walk::tests::harderror_on_traversable_dir ... FAILED
[INFO] [stdout] test walk::tests::harderror_on_unreadable_dir ... FAILED
[INFO] [stdout] test walk::tests::harderror_on_unreadable_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- walk::tests::harderror_on_traversable_dir stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'walk::tests::harderror_on_traversable_dir' panicked at src/walk.rs:255:9:
[INFO] [stdout] assertion failed: spawn_threads(&app(t.path()), &mut FakeGCRoots::new(t.path())).is_err()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60084a2583a2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60084a2583a2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60084a2583a2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x60084a2583a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x60084a2816f3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x60084a2816f3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x60084a2545b3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60084a2545b3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x60084a2581f2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x60084a25a8bc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x60084a25a712 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x60084a0f8e94 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x60084a0f8e94 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60084a25b39b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x60084a25b39b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x60084a25b036 - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x60084a258899 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x60084a25acfd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x60084a27fb50 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x60084a27fbbc - core::panicking::panic::hd2a569f4f37f7e10
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x60084a062795 - fc_userscan::walk::tests::harderror_on_traversable_dir::he754509afe9962b0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/walk.rs:255:9
[INFO] [stdout]   21:     0x60084a091a99 - fc_userscan::walk::tests::harderror_on_traversable_dir::{{closure}}::h43727a3d2b68bff6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/walk.rs:249:38
[INFO] [stdout]   22:     0x60084a091a99 - core::ops::function::FnOnce::call_once::h3e1b1d34cabd0fc8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x60084a0fe5cb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x60084a0fe5cb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stderr] error: test failed, to rerun pass `--bin fc-userscan`
[INFO] [stdout]   25:     0x60084a0fd80e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x60084a0fd80e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x60084a0fd80e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x60084a0fd80e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x60084a0fd80e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x60084a0fd80e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x60084a0fd80e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x60084a0c13b4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x60084a0c13b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   34:     0x60084a0c4d5a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x60084a0c4d5a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x60084a0c4d5a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x60084a0c4d5a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x60084a0c4d5a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x60084a0c4d5a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x60084a0c4d5a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x60084a25e957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x60084a25e957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x60084a25e957 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   44:     0x75cce5477aa4 - <unknown>
[INFO] [stdout]   45:     0x75cce5504a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- walk::tests::harderror_on_unreadable_dir stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'walk::tests::harderror_on_unreadable_dir' panicked at src/walk.rs:245:9:
[INFO] [stdout] assertion failed: spawn_threads(&app(t.path()), &mut FakeGCRoots::new(t.path())).is_err()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60084a2583a2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60084a2583a2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60084a2583a2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x60084a2583a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x60084a2816f3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x60084a2816f3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x60084a2545b3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60084a2545b3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x60084a2581f2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x60084a25a8bc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x60084a25a712 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x60084a0f8e94 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x60084a0f8e94 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60084a25b39b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x60084a25b39b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x60084a25b036 - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x60084a258899 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x60084a25acfd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x60084a27fb50 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x60084a27fbbc - core::panicking::panic::hd2a569f4f37f7e10
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x60084a062470 - fc_userscan::walk::tests::harderror_on_unreadable_dir::h219abf5513af9d5c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/walk.rs:245:9
[INFO] [stdout]   21:     0x60084a091b79 - fc_userscan::walk::tests::harderror_on_unreadable_dir::{{closure}}::h02a11bc9ce7ae63b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/walk.rs:235:37
[INFO] [stdout]   22:     0x60084a091b79 - core::ops::function::FnOnce::call_once::h5eddc1eb61674a07
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x60084a0fe5cb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x60084a0fe5cb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x60084a0fd80e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x60084a0fd80e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x60084a0fd80e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x60084a0fd80e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x60084a0fd80e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x60084a0fd80e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x60084a0fd80e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x60084a0c13b4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x60084a0c13b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   34:     0x60084a0c4d5a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x60084a0c4d5a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x60084a0c4d5a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x60084a0c4d5a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x60084a0c4d5a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x60084a0c4d5a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x60084a0c4d5a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x60084a25e957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x60084a25e957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x60084a25e957 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   44:     0x75cce5477aa4 - <unknown>
[INFO] [stdout]   45:     0x75cce5504a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- walk::tests::harderror_on_unreadable_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'walk::tests::harderror_on_unreadable_file' panicked at src/walk.rs:231:9:
[INFO] [stdout] assertion failed: spawn_threads(&app(t.path()), &mut FakeGCRoots::new(t.path())).is_err()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60084a2583a2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60084a2583a2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60084a2583a2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x60084a2583a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x60084a2816f3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x60084a2816f3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x60084a2545b3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60084a2545b3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x60084a2581f2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x60084a25a8bc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x60084a25a712 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x60084a0f8e94 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x60084a0f8e94 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x60084a25b39b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x60084a25b39b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x60084a25b036 - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x60084a258899 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x60084a25acfd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x60084a27fb50 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x60084a27fbbc - core::panicking::panic::hd2a569f4f37f7e10
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x60084a062121 - fc_userscan::walk::tests::harderror_on_unreadable_file::h3167e54909e966dc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/walk.rs:231:9
[INFO] [stdout]   21:     0x60084a091cf9 - fc_userscan::walk::tests::harderror_on_unreadable_file::{{closure}}::hf39dc7779b37db84
[INFO] [stdout]                                at /opt/rustwide/workdir/src/walk.rs:225:38
[INFO] [stdout]   22:     0x60084a091cf9 - core::ops::function::FnOnce::call_once::hc992a2d9618fb083
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x60084a0fe5cb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x60084a0fe5cb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x60084a0fd80e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x60084a0fd80e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x60084a0fd80e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x60084a0fd80e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x60084a0fd80e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x60084a0fd80e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x60084a0fd80e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x60084a0c13b4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x60084a0c13b4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   34:     0x60084a0c4d5a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x60084a0c4d5a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x60084a0c4d5a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x60084a0c4d5a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x60084a0c4d5a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x60084a0c4d5a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x60084a0c4d5a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x60084a25e957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x60084a25e957 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x60084a25e957 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   44:     0x75cce5477aa4 - <unknown>
[INFO] [stdout]   45:     0x75cce5504a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     walk::tests::harderror_on_traversable_dir
[INFO] [stdout]     walk::tests::harderror_on_unreadable_dir
[INFO] [stdout]     walk::tests::harderror_on_unreadable_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 32 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1543d3265a97f478f6b103f194eb68e969f2c535267c1cde2527dfa5326c3298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1543d3265a97f478f6b103f194eb68e969f2c535267c1cde2527dfa5326c3298", kill_on_drop: false }`
[INFO] [stdout] 1543d3265a97f478f6b103f194eb68e969f2c535267c1cde2527dfa5326c3298
