[INFO] fetching crate netfuse 0.1.1...
[INFO] testing netfuse-0.1.1 against 1.69.0 for beta-1.70-1
[INFO] extracting crate netfuse 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate netfuse 0.1.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netfuse 0.1.1
[INFO] finished tweaking crates.io crate netfuse 0.1.1
[INFO] tweaked toml for crates.io crate netfuse 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-scoped v1.0.2
[INFO] [stderr]   Downloaded sequence_trie v0.0.13
[INFO] [stderr]   Downloaded fuse v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 861dba0a73e796ce3196396eb45053575b3389f9310e1099bb2c86e90b46f3f4
[INFO] running `Command { std: "docker" "start" "-a" "861dba0a73e796ce3196396eb45053575b3389f9310e1099bb2c86e90b46f3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "861dba0a73e796ce3196396eb45053575b3389f9310e1099bb2c86e90b46f3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "861dba0a73e796ce3196396eb45053575b3389f9310e1099bb2c86e90b46f3f4", kill_on_drop: false }`
[INFO] [stdout] 861dba0a73e796ce3196396eb45053575b3389f9310e1099bb2c86e90b46f3f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 533384d2f46ad2c25d1669e198f62a775ea8e2ed4c354c1dc1385cd5b1c202bd
[INFO] running `Command { std: "docker" "start" "-a" "533384d2f46ad2c25d1669e198f62a775ea8e2ed4c354c1dc1385cd5b1c202bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling sequence_trie v0.0.13
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling fuse v0.2.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling netfuse v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:97:21
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     try!(self.nfs.write(&Path::new(&path), &entry.data));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let _ = try!(self.nfs.read(&path, &mut buffer));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<dyn Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nfs.rs:110:48
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn readdir(&mut self, _path: &Path) -> Box<Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn readdir(&mut self, _path: &Path) -> Box<dyn Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |         let mut entry = self.cache.entry(ino).or_insert_with(|| CacheEntry::new());
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "533384d2f46ad2c25d1669e198f62a775ea8e2ed4c354c1dc1385cd5b1c202bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "533384d2f46ad2c25d1669e198f62a775ea8e2ed4c354c1dc1385cd5b1c202bd", kill_on_drop: false }`
[INFO] [stdout] 533384d2f46ad2c25d1669e198f62a775ea8e2ed4c354c1dc1385cd5b1c202bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87ae57782cfff529d61dbcc17e8a3145fd3cbe45e95938a3ba04b8759ead1aa
[INFO] running `Command { std: "docker" "start" "-a" "a87ae57782cfff529d61dbcc17e8a3145fd3cbe45e95938a3ba04b8759ead1aa", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:97:21
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     try!(self.nfs.write(&Path::new(&path), &entry.data));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let _ = try!(self.nfs.read(&path, &mut buffer));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<dyn Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nfs.rs:110:48
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn readdir(&mut self, _path: &Path) -> Box<Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn readdir(&mut self, _path: &Path) -> Box<dyn Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |         let mut entry = self.cache.entry(ino).or_insert_with(|| CacheEntry::new());
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling netfuse v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:97:21
[INFO] [stdout]    |
[INFO] [stdout] 97 |                     try!(self.nfs.write(&Path::new(&path), &entry.data));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let _ = try!(self.nfs.read(&path, &mut buffer));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:57
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<dyn Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stdout]    |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/nfs.rs:110:48
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn readdir(&mut self, _path: &Path) -> Box<Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn readdir(&mut self, _path: &Path) -> Box<dyn Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |         let mut entry = self.cache.entry(ino).or_insert_with(|| CacheEntry::new());
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "a87ae57782cfff529d61dbcc17e8a3145fd3cbe45e95938a3ba04b8759ead1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87ae57782cfff529d61dbcc17e8a3145fd3cbe45e95938a3ba04b8759ead1aa", kill_on_drop: false }`
[INFO] [stdout] a87ae57782cfff529d61dbcc17e8a3145fd3cbe45e95938a3ba04b8759ead1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43534adc1fa4762ce004da8f734e1429659d98722286d27bba6fd7a2aaf2128b
[INFO] running `Command { std: "docker" "start" "-a" "43534adc1fa4762ce004da8f734e1429659d98722286d27bba6fd7a2aaf2128b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:97:21
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     try!(self.nfs.write(&Path::new(&path), &entry.data));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let _ = try!(self.nfs.read(&path, &mut buffer));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:78:57
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn cache_readdir<'a>(&'a mut self, ino: u64) -> Box<dyn Iterator<Item=Result<(OsString, FileAttr), LibcError>> + 'a> {
[INFO] [stderr]    |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/nfs.rs:110:48
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn readdir(&mut self, _path: &Path) -> Box<Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn readdir(&mut self, _path: &Path) -> Box<dyn Iterator<Item=Result<DirEntry, LibcError>>> {
[INFO] [stderr]     |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:322:13
[INFO] [stderr]     |
[INFO] [stderr] 322 |         let mut entry = self.cache.entry(ino).or_insert_with(|| CacheEntry::new());
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `netfuse` (lib) generated 5 warnings (run `cargo fix --lib -p netfuse` to apply 3 suggestions)
[INFO] [stderr] warning: `netfuse` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/netfuse-681650c6812efe26)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test inode::tests::test_inode_store_child ... ok
[INFO] [stdout] test inode::tests::test_inode_store_get ... ok
[INFO] [stdout] test inode::tests::test_inode_store_children ... ok
[INFO] [stdout] test inode::tests::test_inode_store_get_by_path ... ok
[INFO] [stdout] test inode::tests::test_inode_store_insert_backward ... ok
[INFO] [stdout] test inode::tests::test_inode_store_parent ... ok
[INFO] [stdout] test inode::tests::test_inode_store_get_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests netfuse
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43534adc1fa4762ce004da8f734e1429659d98722286d27bba6fd7a2aaf2128b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43534adc1fa4762ce004da8f734e1429659d98722286d27bba6fd7a2aaf2128b", kill_on_drop: false }`
[INFO] [stdout] 43534adc1fa4762ce004da8f734e1429659d98722286d27bba6fd7a2aaf2128b
