[INFO] cloning repository https://github.com/stay-on-main/fs_fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stay-on-main/fs_fs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstay-on-main%2Ffs_fs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstay-on-main%2Ffs_fs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aecf2fceebaa52c2c3a3779ffd6855fe3d8cfb2d
[INFO] testing stay-on-main/fs_fs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstay-on-main%2Ffs_fs" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stay-on-main/fs_fs on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stay-on-main/fs_fs
[INFO] finished tweaking git repo https://github.com/stay-on-main/fs_fs
[INFO] tweaked toml for git repo https://github.com/stay-on-main/fs_fs written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/stay-on-main/fs_fs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e6f472b502643dcbc54c4854f3b9cb92f689f7471e6d15426f2d0e43aad7da9
[INFO] running `Command { std: "docker" "start" "-a" "1e6f472b502643dcbc54c4854f3b9cb92f689f7471e6d15426f2d0e43aad7da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e6f472b502643dcbc54c4854f3b9cb92f689f7471e6d15426f2d0e43aad7da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6f472b502643dcbc54c4854f3b9cb92f689f7471e6d15426f2d0e43aad7da9", kill_on_drop: false }`
[INFO] [stdout] 1e6f472b502643dcbc54c4854f3b9cb92f689f7471e6d15426f2d0e43aad7da9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 329b31e27f203276a2dd32834b169481d2987a43ca27318973a863cc8a3c4098
[INFO] running `Command { std: "docker" "start" "-a" "329b31e27f203276a2dd32834b169481d2987a43ca27318973a863cc8a3c4098", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn write(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/main.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn seek(&mut self, pos: SeekFrom) -> Result<u64> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cluster`
[INFO] [stdout]   --> src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn open(cluster: u32) -> Result<Self> {
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_cluster`
[INFO] [stdout]   --> src/main.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parrent_cluster`
[INFO] [stdout]   --> src/main.rs:60:51
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parrent_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_cluster`
[INFO] [stdout]   --> src/main.rs:64:28
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parrent_cluster`
[INFO] [stdout]   --> src/main.rs:64:50
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parrent_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn rename(&mut self, name: &str) -> Result<()> {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn compare(&self, name: &str) -> bool {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/main.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/main.rs:135:25
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn write(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:145:24
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn seek(&mut self, pos: SeekFrom) -> Result<u64> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir_entry`
[INFO] [stdout]    --> src/main.rs:178:19
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn add(&self, dir_entry: &DirEntry) -> Result<()> {
[INFO] [stdout]     |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/main.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn open(cluster: u32) -> Result<Self> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn create() -> Result<Self> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]   --> src/main.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn close(self) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `content_cluster`
[INFO] [stdout]   --> src/main.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn content_cluster(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]   --> src/main.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn delete(self) -> Result<()>{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parrent`
[INFO] [stdout]   --> src/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     parrent: Option<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_new`
[INFO] [stdout]   --> src/main.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir_new`
[INFO] [stdout]   --> src/main.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rename`
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn rename(&mut self, name: &str) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/main.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn update(&self) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_file`
[INFO] [stdout]   --> src/main.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn is_file(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dir`
[INFO] [stdout]   --> src/main.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn is_dir(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compare`
[INFO] [stdout]   --> src/main.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn compare(&self, name: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parrent`
[INFO] [stdout]   --> src/main.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn parrent(&self) -> Option<u32> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cluster`
[INFO] [stdout]   --> src/main.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn cluster(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/main.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn size(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mark_as_removed`
[INFO] [stdout]    --> src/main.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn mark_as_removed(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dir_entry`
[INFO] [stdout]    --> src/main.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     dir_entry: DirEntry,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream`
[INFO] [stdout]    --> src/main.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     stream: ClusterStream,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn new(dir_entry: DirEntry) -> Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/main.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn close(self) -> Result<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream`
[INFO] [stdout]    --> src/main.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     stream: ClusterStream,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new(cluster: u32) -> Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Dir`
[INFO] [stdout]    --> src/main.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 | struct Dir {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inner`
[INFO] [stdout]    --> src/main.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn inner(self) -> DirEntry {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]    --> src/main.rs:178:8
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn add(&self, dir_entry: &DirEntry) -> Result<()> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn new(dir_entry: DirEntry) -> Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]    --> src/main.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn find(&self, name: &str) -> Result<DirEntry> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_open`
[INFO] [stdout]    --> src/main.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn file_open(&self, name: &str) -> Result<File> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_create`
[INFO] [stdout]    --> src/main.rs:207:12
[INFO] [stdout]     |
[INFO] [stdout] 207 |     pub fn file_create(&self, name: &str) -> Result<File> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir_open`
[INFO] [stdout]    --> src/main.rs:214:12
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn dir_open(&self, name: &str) -> Result<Dir> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir_create`
[INFO] [stdout]    --> src/main.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn dir_create(&self, name: &str) -> Result<Dir> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]    --> src/main.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn remove(&self, name: &str) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rename`
[INFO] [stdout]    --> src/main.rs:260:12
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn rename(&self, name: &str, new_name: &str) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]    --> src/main.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn is_empty(&self) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]    --> src/main.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn iter(&self) -> Result<DirIterator> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "329b31e27f203276a2dd32834b169481d2987a43ca27318973a863cc8a3c4098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329b31e27f203276a2dd32834b169481d2987a43ca27318973a863cc8a3c4098", kill_on_drop: false }`
[INFO] [stdout] 329b31e27f203276a2dd32834b169481d2987a43ca27318973a863cc8a3c4098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33398e0d571723786672866a9e23e6a8a049d5f0a0b5d80987f8e99da3c8163f
[INFO] running `Command { std: "docker" "start" "-a" "33398e0d571723786672866a9e23e6a8a049d5f0a0b5d80987f8e99da3c8163f", kill_on_drop: false }`
[INFO] [stderr]    Compiling zzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/main.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn write(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/main.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn seek(&mut self, pos: SeekFrom) -> Result<u64> {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cluster`
[INFO] [stdout]   --> src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn open(cluster: u32) -> Result<Self> {
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_cluster`
[INFO] [stdout]   --> src/main.rs:60:29
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parrent_cluster`
[INFO] [stdout]   --> src/main.rs:60:51
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parrent_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content_cluster`
[INFO] [stdout]   --> src/main.rs:64:28
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parrent_cluster`
[INFO] [stdout]   --> src/main.rs:64:50
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parrent_cluster`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:68:26
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn rename(&mut self, name: &str) -> Result<()> {
[INFO] [stdout]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/main.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn compare(&self, name: &str) -> bool {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/main.rs:129:24
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/main.rs:135:25
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn write(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/main.rs:145:24
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn seek(&mut self, pos: SeekFrom) -> Result<u64> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir_entry`
[INFO] [stdout]    --> src/main.rs:178:19
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn add(&self, dir_entry: &DirEntry) -> Result<()> {
[INFO] [stdout]     |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_entry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/main.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn open(cluster: u32) -> Result<Self> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn create() -> Result<Self> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]   --> src/main.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn close(self) -> Result<()> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `content_cluster`
[INFO] [stdout]   --> src/main.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn content_cluster(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]   --> src/main.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn delete(self) -> Result<()>{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parrent`
[INFO] [stdout]   --> src/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     parrent: Option<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_new`
[INFO] [stdout]   --> src/main.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir_new`
[INFO] [stdout]   --> src/main.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rename`
[INFO] [stdout]   --> src/main.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn rename(&mut self, name: &str) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/main.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn update(&self) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_file`
[INFO] [stdout]   --> src/main.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn is_file(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_dir`
[INFO] [stdout]   --> src/main.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn is_dir(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compare`
[INFO] [stdout]   --> src/main.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn compare(&self, name: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parrent`
[INFO] [stdout]   --> src/main.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn parrent(&self) -> Option<u32> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cluster`
[INFO] [stdout]   --> src/main.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn cluster(&self) -> u32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/main.rs:96:8
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn size(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mark_as_removed`
[INFO] [stdout]    --> src/main.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn mark_as_removed(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dir_entry`
[INFO] [stdout]    --> src/main.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     dir_entry: DirEntry,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream`
[INFO] [stdout]    --> src/main.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     stream: ClusterStream,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn new(dir_entry: DirEntry) -> Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/main.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn close(self) -> Result<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stream`
[INFO] [stdout]    --> src/main.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     stream: ClusterStream,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn new(cluster: u32) -> Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Dir`
[INFO] [stdout]    --> src/main.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 | struct Dir {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inner`
[INFO] [stdout]    --> src/main.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn inner(self) -> DirEntry {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]    --> src/main.rs:178:8
[INFO] [stdout]     |
[INFO] [stdout] 178 |     fn add(&self, dir_entry: &DirEntry) -> Result<()> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/main.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn new(dir_entry: DirEntry) -> Result<Self> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find`
[INFO] [stdout]    --> src/main.rs:190:8
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn find(&self, name: &str) -> Result<DirEntry> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_open`
[INFO] [stdout]    --> src/main.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn file_open(&self, name: &str) -> Result<File> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `file_create`
[INFO] [stdout]    --> src/main.rs:207:12
[INFO] [stdout]     |
[INFO] [stdout] 207 |     pub fn file_create(&self, name: &str) -> Result<File> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir_open`
[INFO] [stdout]    --> src/main.rs:214:12
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn dir_open(&self, name: &str) -> Result<Dir> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dir_create`
[INFO] [stdout]    --> src/main.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn dir_create(&self, name: &str) -> Result<Dir> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove`
[INFO] [stdout]    --> src/main.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn remove(&self, name: &str) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rename`
[INFO] [stdout]    --> src/main.rs:260:12
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn rename(&self, name: &str, new_name: &str) -> Result<()> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]    --> src/main.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 266 |     pub fn is_empty(&self) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]    --> src/main.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn iter(&self) -> Result<DirIterator> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "33398e0d571723786672866a9e23e6a8a049d5f0a0b5d80987f8e99da3c8163f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33398e0d571723786672866a9e23e6a8a049d5f0a0b5d80987f8e99da3c8163f", kill_on_drop: false }`
[INFO] [stdout] 33398e0d571723786672866a9e23e6a8a049d5f0a0b5d80987f8e99da3c8163f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f169761d99abd09d648d14351b6289205801c7fa7e9c25a8bb623aa6cd9dfae0
[INFO] running `Command { std: "docker" "start" "-a" "f169761d99abd09d648d14351b6289205801c7fa7e9c25a8bb623aa6cd9dfae0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/main.rs:12:24
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/main.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn write(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stderr]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]   --> src/main.rs:28:24
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn seek(&mut self, pos: SeekFrom) -> Result<u64> {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cluster`
[INFO] [stderr]   --> src/main.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn open(cluster: u32) -> Result<Self> {
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cluster`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/main.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content_cluster`
[INFO] [stderr]   --> src/main.rs:60:29
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_cluster`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parrent_cluster`
[INFO] [stderr]   --> src/main.rs:60:51
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parrent_cluster`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/main.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `content_cluster`
[INFO] [stderr]   --> src/main.rs:64:28
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_content_cluster`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parrent_cluster`
[INFO] [stderr]   --> src/main.rs:64:50
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parrent_cluster`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/main.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn rename(&mut self, name: &str) -> Result<()> {
[INFO] [stderr]    |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/main.rs:84:23
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn compare(&self, name: &str) -> bool {
[INFO] [stderr]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/main.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn read(&mut self, buf: &mut [u8]) -> Result<usize> {
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]    --> src/main.rs:135:25
[INFO] [stderr]     |
[INFO] [stderr] 135 |     fn write(&mut self, buf: &[u8]) -> Result<usize> {
[INFO] [stderr]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]    --> src/main.rs:145:24
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn seek(&mut self, pos: SeekFrom) -> Result<u64> {
[INFO] [stderr]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dir_entry`
[INFO] [stderr]    --> src/main.rs:178:19
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn add(&self, dir_entry: &DirEntry) -> Result<()> {
[INFO] [stderr]     |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_entry`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `open`
[INFO] [stderr]   --> src/main.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn open(cluster: u32) -> Result<Self> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/main.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn create() -> Result<Self> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `close`
[INFO] [stderr]   --> src/main.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn close(self) -> Result<()> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `content_cluster`
[INFO] [stderr]   --> src/main.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn content_cluster(&self) -> u32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delete`
[INFO] [stderr]   --> src/main.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn delete(self) -> Result<()>{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `parrent`
[INFO] [stderr]   --> src/main.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     parrent: Option<u32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `file_new`
[INFO] [stderr]   --> src/main.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn file_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dir_new`
[INFO] [stderr]   --> src/main.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn dir_new(name: &str, content_cluster: u32, parrent_cluster: u32) -> Result<Self> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rename`
[INFO] [stderr]   --> src/main.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn rename(&mut self, name: &str) -> Result<()> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `update`
[INFO] [stderr]   --> src/main.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn update(&self) -> Result<()> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_file`
[INFO] [stderr]   --> src/main.rs:76:8
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn is_file(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_dir`
[INFO] [stderr]   --> src/main.rs:80:8
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn is_dir(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compare`
[INFO] [stderr]   --> src/main.rs:84:8
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn compare(&self, name: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `parrent`
[INFO] [stderr]   --> src/main.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn parrent(&self) -> Option<u32> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cluster`
[INFO] [stderr]   --> src/main.rs:92:8
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn cluster(&self) -> u32 {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `size`
[INFO] [stderr]   --> src/main.rs:96:8
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn size(&self) -> u32 {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `mark_as_removed`
[INFO] [stderr]    --> src/main.rs:100:8
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn mark_as_removed(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `dir_entry`
[INFO] [stderr]    --> src/main.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     dir_entry: DirEntry,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `stream`
[INFO] [stderr]    --> src/main.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     stream: ClusterStream,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/main.rs:111:8
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn new(dir_entry: DirEntry) -> Result<Self> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `close`
[INFO] [stderr]    --> src/main.rs:123:8
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn close(self) -> Result<()> {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `stream`
[INFO] [stderr]    --> src/main.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 151 |     stream: ClusterStream,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/main.rs:155:8
[INFO] [stderr]     |
[INFO] [stderr] 155 |     fn new(cluster: u32) -> Result<Self> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Dir`
[INFO] [stderr]    --> src/main.rs:169:8
[INFO] [stderr]     |
[INFO] [stderr] 169 | struct Dir {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `inner`
[INFO] [stderr]    --> src/main.rs:174:8
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn inner(self) -> DirEntry {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add`
[INFO] [stderr]    --> src/main.rs:178:8
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn add(&self, dir_entry: &DirEntry) -> Result<()> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/main.rs:182:8
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn new(dir_entry: DirEntry) -> Result<Self> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find`
[INFO] [stderr]    --> src/main.rs:190:8
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn find(&self, name: &str) -> Result<DirEntry> {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `file_open`
[INFO] [stderr]    --> src/main.rs:202:12
[INFO] [stderr]     |
[INFO] [stderr] 202 |     pub fn file_open(&self, name: &str) -> Result<File> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `file_create`
[INFO] [stderr]    --> src/main.rs:207:12
[INFO] [stderr]     |
[INFO] [stderr] 207 |     pub fn file_create(&self, name: &str) -> Result<File> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dir_open`
[INFO] [stderr]    --> src/main.rs:214:12
[INFO] [stderr]     |
[INFO] [stderr] 214 |     pub fn dir_open(&self, name: &str) -> Result<Dir> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dir_create`
[INFO] [stderr]    --> src/main.rs:219:12
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn dir_create(&self, name: &str) -> Result<Dir> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `remove`
[INFO] [stderr]    --> src/main.rs:231:12
[INFO] [stderr]     |
[INFO] [stderr] 231 |     pub fn remove(&self, name: &str) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `rename`
[INFO] [stderr]    --> src/main.rs:260:12
[INFO] [stderr]     |
[INFO] [stderr] 260 |     pub fn rename(&self, name: &str, new_name: &str) -> Result<()> {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_empty`
[INFO] [stderr]    --> src/main.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |     pub fn is_empty(&self) -> Result<bool> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `iter`
[INFO] [stderr]    --> src/main.rs:278:12
[INFO] [stderr]     |
[INFO] [stderr] 278 |     pub fn iter(&self) -> Result<DirIterator> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `zzz` (bin "zzz" test) generated 52 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zzz-732fd733c4b3f8fa)
[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" "f169761d99abd09d648d14351b6289205801c7fa7e9c25a8bb623aa6cd9dfae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f169761d99abd09d648d14351b6289205801c7fa7e9c25a8bb623aa6cd9dfae0", kill_on_drop: false }`
[INFO] [stdout] f169761d99abd09d648d14351b6289205801c7fa7e9c25a8bb623aa6cd9dfae0