[INFO] fetching crate infsprogs 0.1.3... [INFO] testing infsprogs-0.1.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate infsprogs 0.1.3 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate infsprogs 0.1.3 [INFO] finished tweaking crates.io crate infsprogs 0.1.3 [INFO] tweaked toml for crates.io crate infsprogs 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate infsprogs 0.1.3 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate infsprogs 0.1.3 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xterm-js-rs v0.1.2 [INFO] [stderr] Downloaded const_format_proc_macros v0.2.32 [INFO] [stderr] Downloaded clap v4.4.13 [INFO] [stderr] Downloaded const_format v0.2.32 [INFO] [stderr] Downloaded clap_builder v4.4.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3efb09b064e8af0949f850dc419f9a0e57f4f66433e2ef175790568aaaed2e94 [INFO] running `Command { std: "docker" "start" "-a" "3efb09b064e8af0949f850dc419f9a0e57f4f66433e2ef175790568aaaed2e94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3efb09b064e8af0949f850dc419f9a0e57f4f66433e2ef175790568aaaed2e94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3efb09b064e8af0949f850dc419f9a0e57f4f66433e2ef175790568aaaed2e94", kill_on_drop: false }` [INFO] [stdout] 3efb09b064e8af0949f850dc419f9a0e57f4f66433e2ef175790568aaaed2e94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 8c589c585ee8695d220473202ff016e442756957a31fab42d31758a020abcc13 [INFO] running `Command { std: "docker" "start" "-a" "8c589c585ee8695d220473202ff016e442756957a31fab42d31758a020abcc13", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.76 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.89 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling bumpalo v3.14.0 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling wasm-bindgen v0.2.89 [INFO] [stderr] Compiling utf8parse v0.2.1 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling anstyle-parse v0.2.3 [INFO] [stderr] Compiling anstyle v1.0.4 [INFO] [stderr] Compiling anstyle-query v1.0.2 [INFO] [stderr] Compiling colorchoice v1.0.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling clap_lex v0.6.0 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling anstream v0.6.5 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling clap_builder v4.4.12 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling const_format_proc_macros v0.2.32 [INFO] [stderr] Compiling const_format v0.2.32 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.89 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.89 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.89 [INFO] [stderr] Compiling clap v4.4.13 [INFO] [stderr] Compiling js-sys v0.3.66 [INFO] [stderr] Compiling web-sys v0.3.66 [INFO] [stderr] Compiling xterm-js-rs v0.1.2 [INFO] [stderr] Compiling infsprogs v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::vfs::VirtualFileSystem` [INFO] [stdout] --> src/vfs/futils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::vfs::VirtualFileSystem; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:13:34 [INFO] [stdout] | [INFO] [stdout] 13 | fn get_fd(&self, inode: u32, fd: u32) -> Option> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:20:31 [INFO] [stdout] | [INFO] [stdout] 20 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir_inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:20:43 [INFO] [stdout] | [INFO] [stdout] 20 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir_inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filename` [INFO] [stdout] --> src/vfs/dummyfs.rs:23:47 [INFO] [stdout] | [INFO] [stdout] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/vfs/dummyfs.rs:23:65 [INFO] [stdout] | [INFO] [stdout] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent_inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:26:36 [INFO] [stdout] | [INFO] [stdout] 26 | fn create_directory(&mut self, parent_inode: u32, name: String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/vfs/dummyfs.rs:26:55 [INFO] [stdout] | [INFO] [stdout] 26 | fn create_directory(&mut self, parent_inode: u32, name: String) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:84:34 [INFO] [stdout] | [INFO] [stdout] 84 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/dummyfs.rs:84:75 [INFO] [stdout] | [INFO] [stdout] 84 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:87:29 [INFO] [stdout] | [INFO] [stdout] 87 | fn overwrite(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/dummyfs.rs:87:70 [INFO] [stdout] | [INFO] [stdout] 87 | fn overwrite(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:90:26 [INFO] [stdout] | [INFO] [stdout] 90 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/dummyfs.rs:90:67 [INFO] [stdout] | [INFO] [stdout] 90 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:102:26 [INFO] [stdout] | [INFO] [stdout] 102 | fn file_perms(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:105:26 [INFO] [stdout] | [INFO] [stdout] 105 | fn file_owner(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:108:26 [INFO] [stdout] | [INFO] [stdout] 108 | fn file_group(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:111:25 [INFO] [stdout] | [INFO] [stdout] 111 | fn file_size(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:114:29 [INFO] [stdout] | [INFO] [stdout] 114 | fn file_modified(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:117:30 [INFO] [stdout] | [INFO] [stdout] 117 | fn file_hardlinks(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:120:25 [INFO] [stdout] | [INFO] [stdout] 120 | fn chmod(&mut self, fd: &Box, perms: u16) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `perms` [INFO] [stdout] --> src/vfs/dummyfs.rs:120:62 [INFO] [stdout] | [INFO] [stdout] 120 | fn chmod(&mut self, fd: &Box, perms: u16) -> VfsResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_perms` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vfs/futils.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn read_to_end(mut path: String) -> Option> { [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: variable does not need to be mutable [INFO] [stdout] --> src/vfs/futils.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let mut target: u32; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/infs.rs:780:9 [INFO] [stdout] | [INFO] [stdout] 780 | fd: &mut Box, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/infs.rs:781:9 [INFO] [stdout] | [INFO] [stdout] 781 | buf: &[u8], [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inodes` [INFO] [stdout] --> src/main.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | inodes, [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `inodes: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block_size` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | block_size, [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `block_size: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_blocks` [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | num_blocks, [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `num_blocks: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dest` [INFO] [stdout] --> src/main.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | dest, [INFO] [stdout] | ^^^^ help: try ignoring the field: `dest: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tt` [INFO] [stdout] --> src/main.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | let tt = target_type.unwrap_or("file".to_string()); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ino` [INFO] [stdout] --> src/main.rs:214:17 [INFO] [stdout] | [INFO] [stdout] 214 | let ino = fs.create_file(parent_inode, f, &std::fs::read(&p).unwrap()); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ino` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | mut cdent: Box, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Superblock` is more private than the item `get_sup` [INFO] [stdout] --> src/vfs/infs.rs:59:1 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn get_sup(inodes: u32, block_size: u32, num_blocks: u64) -> Superblock { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `get_sup` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Superblock` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/vfs/infs.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | struct Superblock { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `minfo` is never used [INFO] [stdout] --> src/common.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn minfo(term: &Terminal, pname: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `shift_in_text` is never used [INFO] [stdout] --> src/common.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn shift_in_text(s: &str, c: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `CWD` is never used [INFO] [stdout] --> src/sysvars.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | static mut CWD: Lazy = Lazy::new(|| "/".to_string()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_cwd` is never used [INFO] [stdout] --> src/sysvars.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn load_cwd() -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `store_cwd` is never used [INFO] [stdout] --> src/sysvars.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn store_cwd(s: String) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `VfsTreeNode` is never used [INFO] [stdout] --> src/vfs/mod.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | enum VfsTreeNode { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `find_destination_fs` and `presume_mounted` are never used [INFO] [stdout] --> src/vfs/mod.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 27 | impl VfsTreeNode { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 32 | fn find_destination_fs(&mut self, path: String) -> (&mut Box, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn presume_mounted(&mut self) -> Option<&mut Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `VFS_ROOT` is never used [INFO] [stdout] --> src/vfs/mod.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | static mut VFS_ROOT: VfsTreeNode = VfsTreeNode::Unmounted; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mount_dummy` is never used [INFO] [stdout] --> src/vfs/mod.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn mount_dummy() -> () { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mount_root` is never used [INFO] [stdout] --> src/vfs/mod.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn mount_root(fs: Box) -> () { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_wrap_fdfs` is never used [INFO] [stdout] --> src/vfs/mod.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn safe_wrap_fdfs<'a>(path: String) -> (&'a mut Box, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `EFPOOB` and `EALREX` are never constructed [INFO] [stdout] --> src/vfs/mod.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 74 | pub enum VfsErrno { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 75 | EINVFD, [INFO] [stdout] 76 | EFPOOB, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 77 | ENSTOR, [INFO] [stdout] 78 | EALREX, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/vfs/mod.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 97 | pub trait VirtualFileSystem { [INFO] [stdout] | ----------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 102 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | fn rewind_zero(&mut self, fd: &mut Box) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 107 | fn rewind(&mut self, fd: &mut Box, count: u64) -> VfsResult; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 108 | fn seek_forward(&mut self, fd: &mut Box, count: u64) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 109 | fn seek(&mut self, fd: &mut Box, location: u64) -> VfsResult; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult; // append is especially important to be COW [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | fn file_owner(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 123 | fn file_group(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 124 | fn file_size(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 125 | fn file_modified(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 126 | fn file_hardlinks(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `DATA_POOL` is never used [INFO] [stdout] --> src/vfs/dummyfs.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | static DATA_POOL: Lazy<[u8; 4096]> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileSystem` is never constructed [INFO] [stdout] --> src/vfs/dummyfs.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct FileSystem {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileDescriptor` is never constructed [INFO] [stdout] --> src/vfs/dummyfs.rs:125:8 [INFO] [stdout] | [INFO] [stdout] 125 | struct FileDescriptor { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dentry` is never constructed [INFO] [stdout] --> src/vfs/dummyfs.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 141 | struct Dentry {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_to_end` is never used [INFO] [stdout] --> src/vfs/futils.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn read_to_end(mut path: String) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_file` is never used [INFO] [stdout] --> src/vfs/futils.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn find_file<'a>(mut path: String, short: bool) -> Either<(&'a mut Box, Box src/vfs/infs.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 45 | struct Superblock { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 57 | version: FileSystemVersion, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `create_test_fs` is never used [INFO] [stdout] --> src/vfs/infs.rs:391:12 [INFO] [stdout] | [INFO] [stdout] 280 | impl FileSystem { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 391 | pub fn create_test_fs() -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:212:13 [INFO] [stdout] | [INFO] [stdout] 212 | fs.chmod(&fs.get_fd(ino, 0).unwrap(), 0o20777); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 212 | let _ = fs.chmod(&fs.get_fd(ino, 0).unwrap(), 0o20777); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/sysvars.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | unsafe { CWD.clone() } [INFO] [stdout] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/vfs/mod.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | unsafe { VFS_ROOT.find_destination_fs(path) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | fd.set_pos_raw(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 33 | let _ = fd.set_pos_raw(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | fd.set_pos_raw(p - count); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = fd.set_pos_raw(p - count); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | fd.set_pos_raw(p); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 55 | let _ = fd.set_pos_raw(p); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | fd.set_pos_raw(location); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 63 | let _ = fd.set_pos_raw(location); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | fd.set_pos_raw(d as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = fd.set_pos_raw(d as u64); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.84s [INFO] running `Command { std: "docker" "inspect" "8c589c585ee8695d220473202ff016e442756957a31fab42d31758a020abcc13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c589c585ee8695d220473202ff016e442756957a31fab42d31758a020abcc13", kill_on_drop: false }` [INFO] [stdout] 8c589c585ee8695d220473202ff016e442756957a31fab42d31758a020abcc13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 02527695b6663b5dd65b23b84f78e8e1932cf94965130b47b375432515e5eaa8 [INFO] running `Command { std: "docker" "start" "-a" "02527695b6663b5dd65b23b84f78e8e1932cf94965130b47b375432515e5eaa8", kill_on_drop: false }` [INFO] [stderr] Compiling infsprogs v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::vfs::VirtualFileSystem` [INFO] [stdout] --> src/vfs/futils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::vfs::VirtualFileSystem; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:13:34 [INFO] [stdout] | [INFO] [stdout] 13 | fn get_fd(&self, inode: u32, fd: u32) -> Option> { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:20:31 [INFO] [stdout] | [INFO] [stdout] 20 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir_inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:20:43 [INFO] [stdout] | [INFO] [stdout] 20 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dir_inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:23:31 [INFO] [stdout] | [INFO] [stdout] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `filename` [INFO] [stdout] --> src/vfs/dummyfs.rs:23:47 [INFO] [stdout] | [INFO] [stdout] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/vfs/dummyfs.rs:23:65 [INFO] [stdout] | [INFO] [stdout] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent_inode` [INFO] [stdout] --> src/vfs/dummyfs.rs:26:36 [INFO] [stdout] | [INFO] [stdout] 26 | fn create_directory(&mut self, parent_inode: u32, name: String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_inode` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/vfs/dummyfs.rs:26:55 [INFO] [stdout] | [INFO] [stdout] 26 | fn create_directory(&mut self, parent_inode: u32, name: String) -> Option { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:84:34 [INFO] [stdout] | [INFO] [stdout] 84 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/dummyfs.rs:84:75 [INFO] [stdout] | [INFO] [stdout] 84 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:87:29 [INFO] [stdout] | [INFO] [stdout] 87 | fn overwrite(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/dummyfs.rs:87:70 [INFO] [stdout] | [INFO] [stdout] 87 | fn overwrite(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:90:26 [INFO] [stdout] | [INFO] [stdout] 90 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/dummyfs.rs:90:67 [INFO] [stdout] | [INFO] [stdout] 90 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:102:26 [INFO] [stdout] | [INFO] [stdout] 102 | fn file_perms(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:105:26 [INFO] [stdout] | [INFO] [stdout] 105 | fn file_owner(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:108:26 [INFO] [stdout] | [INFO] [stdout] 108 | fn file_group(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:111:25 [INFO] [stdout] | [INFO] [stdout] 111 | fn file_size(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:114:29 [INFO] [stdout] | [INFO] [stdout] 114 | fn file_modified(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:117:30 [INFO] [stdout] | [INFO] [stdout] 117 | fn file_hardlinks(&self, fd: &Box) -> Option { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/dummyfs.rs:120:25 [INFO] [stdout] | [INFO] [stdout] 120 | fn chmod(&mut self, fd: &Box, perms: u16) -> VfsResult { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `perms` [INFO] [stdout] --> src/vfs/dummyfs.rs:120:62 [INFO] [stdout] | [INFO] [stdout] 120 | fn chmod(&mut self, fd: &Box, perms: u16) -> VfsResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_perms` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vfs/futils.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn read_to_end(mut path: String) -> Option> { [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: variable does not need to be mutable [INFO] [stdout] --> src/vfs/futils.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let mut target: u32; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fd` [INFO] [stdout] --> src/vfs/infs.rs:780:9 [INFO] [stdout] | [INFO] [stdout] 780 | fd: &mut Box, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/vfs/infs.rs:781:9 [INFO] [stdout] | [INFO] [stdout] 781 | buf: &[u8], [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inodes` [INFO] [stdout] --> src/main.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | inodes, [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `inodes: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block_size` [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | block_size, [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `block_size: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_blocks` [INFO] [stdout] --> src/main.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | num_blocks, [INFO] [stdout] | ^^^^^^^^^^ help: try ignoring the field: `num_blocks: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dest` [INFO] [stdout] --> src/main.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | dest, [INFO] [stdout] | ^^^^ help: try ignoring the field: `dest: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tt` [INFO] [stdout] --> src/main.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 87 | let tt = target_type.unwrap_or("file".to_string()); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ino` [INFO] [stdout] --> src/main.rs:214:17 [INFO] [stdout] | [INFO] [stdout] 214 | let ino = fs.create_file(parent_inode, f, &std::fs::read(&p).unwrap()); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ino` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | mut cdent: Box, [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Superblock` is more private than the item `get_sup` [INFO] [stdout] --> src/vfs/infs.rs:59:1 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn get_sup(inodes: u32, block_size: u32, num_blocks: u64) -> Superblock { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `get_sup` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Superblock` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/vfs/infs.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | struct Superblock { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `minfo` is never used [INFO] [stdout] --> src/common.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn minfo(term: &Terminal, pname: &str) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `shift_in_text` is never used [INFO] [stdout] --> src/common.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn shift_in_text(s: &str, c: usize) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `CWD` is never used [INFO] [stdout] --> src/sysvars.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | static mut CWD: Lazy = Lazy::new(|| "/".to_string()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_cwd` is never used [INFO] [stdout] --> src/sysvars.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn load_cwd() -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `store_cwd` is never used [INFO] [stdout] --> src/sysvars.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn store_cwd(s: String) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `VfsTreeNode` is never used [INFO] [stdout] --> src/vfs/mod.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | enum VfsTreeNode { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `find_destination_fs` and `presume_mounted` are never used [INFO] [stdout] --> src/vfs/mod.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 27 | impl VfsTreeNode { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 32 | fn find_destination_fs(&mut self, path: String) -> (&mut Box, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn presume_mounted(&mut self) -> Option<&mut Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `VFS_ROOT` is never used [INFO] [stdout] --> src/vfs/mod.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | static mut VFS_ROOT: VfsTreeNode = VfsTreeNode::Unmounted; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mount_dummy` is never used [INFO] [stdout] --> src/vfs/mod.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn mount_dummy() -> () { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mount_root` is never used [INFO] [stdout] --> src/vfs/mod.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn mount_root(fs: Box) -> () { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `safe_wrap_fdfs` is never used [INFO] [stdout] --> src/vfs/mod.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn safe_wrap_fdfs<'a>(path: String) -> (&'a mut Box, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `EFPOOB` and `EALREX` are never constructed [INFO] [stdout] --> src/vfs/mod.rs:76:5 [INFO] [stdout] | [INFO] [stdout] 74 | pub enum VfsErrno { [INFO] [stdout] | -------- variants in this enum [INFO] [stdout] 75 | EINVFD, [INFO] [stdout] 76 | EFPOOB, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 77 | ENSTOR, [INFO] [stdout] 78 | EALREX, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/vfs/mod.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 97 | pub trait VirtualFileSystem { [INFO] [stdout] | ----------------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 102 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 106 | fn rewind_zero(&mut self, fd: &mut Box) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 107 | fn rewind(&mut self, fd: &mut Box, count: u64) -> VfsResult; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 108 | fn seek_forward(&mut self, fd: &mut Box, count: u64) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 109 | fn seek(&mut self, fd: &mut Box, location: u64) -> VfsResult; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 115 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult; // append is especially important to be COW [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 122 | fn file_owner(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 123 | fn file_group(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 124 | fn file_size(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 125 | fn file_modified(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 126 | fn file_hardlinks(&self, fd: &Box) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static `DATA_POOL` is never used [INFO] [stdout] --> src/vfs/dummyfs.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | static DATA_POOL: Lazy<[u8; 4096]> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileSystem` is never constructed [INFO] [stdout] --> src/vfs/dummyfs.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct FileSystem {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FileDescriptor` is never constructed [INFO] [stdout] --> src/vfs/dummyfs.rs:125:8 [INFO] [stdout] | [INFO] [stdout] 125 | struct FileDescriptor { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dentry` is never constructed [INFO] [stdout] --> src/vfs/dummyfs.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 141 | struct Dentry {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_to_end` is never used [INFO] [stdout] --> src/vfs/futils.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn read_to_end(mut path: String) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_file` is never used [INFO] [stdout] --> src/vfs/futils.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn find_file<'a>(mut path: String, short: bool) -> Either<(&'a mut Box, Box src/vfs/infs.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 45 | struct Superblock { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 57 | version: FileSystemVersion, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `create_test_fs` is never used [INFO] [stdout] --> src/vfs/infs.rs:391:12 [INFO] [stdout] | [INFO] [stdout] 280 | impl FileSystem { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 391 | pub fn create_test_fs() -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:212:13 [INFO] [stdout] | [INFO] [stdout] 212 | fs.chmod(&fs.get_fd(ino, 0).unwrap(), 0o20777); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 212 | let _ = fs.chmod(&fs.get_fd(ino, 0).unwrap(), 0o20777); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/sysvars.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | unsafe { CWD.clone() } [INFO] [stdout] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/vfs/mod.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | unsafe { VFS_ROOT.find_destination_fs(path) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | fd.set_pos_raw(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 33 | let _ = fd.set_pos_raw(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | fd.set_pos_raw(p - count); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = fd.set_pos_raw(p - count); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | fd.set_pos_raw(p); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 55 | let _ = fd.set_pos_raw(p); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | fd.set_pos_raw(location); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 63 | let _ = fd.set_pos_raw(location); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/vfs/dummyfs.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | fd.set_pos_raw(d as u64); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = fd.set_pos_raw(d as u64); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "02527695b6663b5dd65b23b84f78e8e1932cf94965130b47b375432515e5eaa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02527695b6663b5dd65b23b84f78e8e1932cf94965130b47b375432515e5eaa8", kill_on_drop: false }` [INFO] [stdout] 02527695b6663b5dd65b23b84f78e8e1932cf94965130b47b375432515e5eaa8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7d76dd8363ed8a442df67d3b5badda3725eb4b293ed144d188a761a361430766 [INFO] running `Command { std: "docker" "start" "-a" "7d76dd8363ed8a442df67d3b5badda3725eb4b293ed144d188a761a361430766", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::vfs::VirtualFileSystem` [INFO] [stderr] --> src/vfs/futils.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::vfs::VirtualFileSystem; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:13:34 [INFO] [stderr] | [INFO] [stderr] 13 | fn get_fd(&self, inode: u32, fd: u32) -> Option> { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `inode` [INFO] [stderr] --> src/vfs/dummyfs.rs:20:31 [INFO] [stderr] | [INFO] [stderr] 20 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_inode` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dir_inode` [INFO] [stderr] --> src/vfs/dummyfs.rs:20:43 [INFO] [stderr] | [INFO] [stderr] 20 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_inode` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dir_inode` [INFO] [stderr] --> src/vfs/dummyfs.rs:23:31 [INFO] [stderr] | [INFO] [stderr] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dir_inode` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `filename` [INFO] [stderr] --> src/vfs/dummyfs.rs:23:47 [INFO] [stderr] | [INFO] [stderr] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/vfs/dummyfs.rs:23:65 [INFO] [stderr] | [INFO] [stderr] 23 | fn create_file(&mut self, dir_inode: u32, filename: String, data: &[u8]) -> Option { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parent_inode` [INFO] [stderr] --> src/vfs/dummyfs.rs:26:36 [INFO] [stderr] | [INFO] [stderr] 26 | fn create_directory(&mut self, parent_inode: u32, name: String) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent_inode` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/vfs/dummyfs.rs:26:55 [INFO] [stderr] | [INFO] [stderr] 26 | fn create_directory(&mut self, parent_inode: u32, name: String) -> Option { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:84:34 [INFO] [stderr] | [INFO] [stderr] 84 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/vfs/dummyfs.rs:84:75 [INFO] [stderr] | [INFO] [stderr] 84 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:87:29 [INFO] [stderr] | [INFO] [stderr] 87 | fn overwrite(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/vfs/dummyfs.rs:87:70 [INFO] [stderr] | [INFO] [stderr] 87 | fn overwrite(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:90:26 [INFO] [stderr] | [INFO] [stderr] 90 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/vfs/dummyfs.rs:90:67 [INFO] [stderr] | [INFO] [stderr] 90 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:102:26 [INFO] [stderr] | [INFO] [stderr] 102 | fn file_perms(&self, fd: &Box) -> Option { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:105:26 [INFO] [stderr] | [INFO] [stderr] 105 | fn file_owner(&self, fd: &Box) -> Option { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:108:26 [INFO] [stderr] | [INFO] [stderr] 108 | fn file_group(&self, fd: &Box) -> Option { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:111:25 [INFO] [stderr] | [INFO] [stderr] 111 | fn file_size(&self, fd: &Box) -> Option { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:114:29 [INFO] [stderr] | [INFO] [stderr] 114 | fn file_modified(&self, fd: &Box) -> Option { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:117:30 [INFO] [stderr] | [INFO] [stderr] 117 | fn file_hardlinks(&self, fd: &Box) -> Option { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/dummyfs.rs:120:25 [INFO] [stderr] | [INFO] [stderr] 120 | fn chmod(&mut self, fd: &Box, perms: u16) -> VfsResult { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `perms` [INFO] [stderr] --> src/vfs/dummyfs.rs:120:62 [INFO] [stderr] | [INFO] [stderr] 120 | fn chmod(&mut self, fd: &Box, perms: u16) -> VfsResult { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_perms` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vfs/futils.rs:6:20 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn read_to_end(mut path: String) -> Option> { [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: variable does not need to be mutable [INFO] [stderr] --> src/vfs/futils.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let mut target: u32; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fd` [INFO] [stderr] --> src/vfs/infs.rs:780:9 [INFO] [stderr] | [INFO] [stderr] 780 | fd: &mut Box, [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_fd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/vfs/infs.rs:781:9 [INFO] [stderr] | [INFO] [stderr] 781 | buf: &[u8], [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `inodes` [INFO] [stderr] --> src/main.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | inodes, [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `inodes: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `block_size` [INFO] [stderr] --> src/main.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | block_size, [INFO] [stderr] | ^^^^^^^^^^ help: try ignoring the field: `block_size: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num_blocks` [INFO] [stderr] --> src/main.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | num_blocks, [INFO] [stderr] | ^^^^^^^^^^ help: try ignoring the field: `num_blocks: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dest` [INFO] [stderr] --> src/main.rs:85:13 [INFO] [stderr] | [INFO] [stderr] 85 | dest, [INFO] [stderr] | ^^^^ help: try ignoring the field: `dest: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tt` [INFO] [stderr] --> src/main.rs:87:17 [INFO] [stderr] | [INFO] [stderr] 87 | let tt = target_type.unwrap_or("file".to_string()); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_tt` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ino` [INFO] [stderr] --> src/main.rs:214:17 [INFO] [stderr] | [INFO] [stderr] 214 | let ino = fs.create_file(parent_inode, f, &std::fs::read(&p).unwrap()); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ino` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:181:5 [INFO] [stderr] | [INFO] [stderr] 181 | mut cdent: Box, [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: type `Superblock` is more private than the item `get_sup` [INFO] [stderr] --> src/vfs/infs.rs:59:1 [INFO] [stderr] | [INFO] [stderr] 59 | pub fn get_sup(inodes: u32, block_size: u32, num_blocks: u64) -> Superblock { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `get_sup` is reachable at visibility `pub(crate)` [INFO] [stderr] | [INFO] [stderr] note: but type `Superblock` is only usable at visibility `pub(self)` [INFO] [stderr] --> src/vfs/infs.rs:45:1 [INFO] [stderr] | [INFO] [stderr] 45 | struct Superblock { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] = note: `#[warn(private_interfaces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `minfo` is never used [INFO] [stderr] --> src/common.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn minfo(term: &Terminal, pname: &str) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `shift_in_text` is never used [INFO] [stderr] --> src/common.rs:21:8 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn shift_in_text(s: &str, c: usize) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static `CWD` is never used [INFO] [stderr] --> src/sysvars.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | static mut CWD: Lazy = Lazy::new(|| "/".to_string()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `load_cwd` is never used [INFO] [stderr] --> src/sysvars.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn load_cwd() -> String { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `store_cwd` is never used [INFO] [stderr] --> src/sysvars.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn store_cwd(s: String) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `VfsTreeNode` is never used [INFO] [stderr] --> src/vfs/mod.rs:22:6 [INFO] [stderr] | [INFO] [stderr] 22 | enum VfsTreeNode { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `find_destination_fs` and `presume_mounted` are never used [INFO] [stderr] --> src/vfs/mod.rs:32:8 [INFO] [stderr] | [INFO] [stderr] 27 | impl VfsTreeNode { [INFO] [stderr] | ---------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 32 | fn find_destination_fs(&mut self, path: String) -> (&mut Box, String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 54 | fn presume_mounted(&mut self) -> Option<&mut Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static `VFS_ROOT` is never used [INFO] [stderr] --> src/vfs/mod.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | static mut VFS_ROOT: VfsTreeNode = VfsTreeNode::Unmounted; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `mount_dummy` is never used [INFO] [stderr] --> src/vfs/mod.rs:62:8 [INFO] [stderr] | [INFO] [stderr] 62 | pub fn mount_dummy() -> () { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `mount_root` is never used [INFO] [stderr] --> src/vfs/mod.rs:65:8 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn mount_root(fs: Box) -> () { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `safe_wrap_fdfs` is never used [INFO] [stderr] --> src/vfs/mod.rs:70:8 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn safe_wrap_fdfs<'a>(path: String) -> (&'a mut Box, String) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variants `EFPOOB` and `EALREX` are never constructed [INFO] [stderr] --> src/vfs/mod.rs:76:5 [INFO] [stderr] | [INFO] [stderr] 74 | pub enum VfsErrno { [INFO] [stderr] | -------- variants in this enum [INFO] [stderr] 75 | EINVFD, [INFO] [stderr] 76 | EFPOOB, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 77 | ENSTOR, [INFO] [stderr] 78 | EALREX, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple methods are never used [INFO] [stderr] --> src/vfs/mod.rs:102:8 [INFO] [stderr] | [INFO] [stderr] 97 | pub trait VirtualFileSystem { [INFO] [stderr] | ----------------- methods in this trait [INFO] [stderr] ... [INFO] [stderr] 102 | fn delete_file(&mut self, inode: u32, dir_inode: u32) -> VfsResult; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 106 | fn rewind_zero(&mut self, fd: &mut Box) -> VfsResult; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 107 | fn rewind(&mut self, fd: &mut Box, count: u64) -> VfsResult; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 108 | fn seek_forward(&mut self, fd: &mut Box, count: u64) -> VfsResult; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] 109 | fn seek(&mut self, fd: &mut Box, location: u64) -> VfsResult; [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 112 | fn write_in_place(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 115 | fn append(&mut self, fd: &mut Box, buf: &[u8]) -> VfsResult; // append is especially important to be COW [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 122 | fn file_owner(&self, fd: &Box) -> Option; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 123 | fn file_group(&self, fd: &Box) -> Option; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 124 | fn file_size(&self, fd: &Box) -> Option; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 125 | fn file_modified(&self, fd: &Box) -> Option; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] 126 | fn file_hardlinks(&self, fd: &Box) -> Option; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static `DATA_POOL` is never used [INFO] [stderr] --> src/vfs/dummyfs.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | static DATA_POOL: Lazy<[u8; 4096]> = Lazy::new(|| { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `FileSystem` is never constructed [INFO] [stderr] --> src/vfs/dummyfs.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub struct FileSystem {} [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `FileDescriptor` is never constructed [INFO] [stderr] --> src/vfs/dummyfs.rs:125:8 [INFO] [stderr] | [INFO] [stderr] 125 | struct FileDescriptor { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Dentry` is never constructed [INFO] [stderr] --> src/vfs/dummyfs.rs:141:8 [INFO] [stderr] | [INFO] [stderr] 141 | struct Dentry {} [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_to_end` is never used [INFO] [stderr] --> src/vfs/futils.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn read_to_end(mut path: String) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `find_file` is never used [INFO] [stderr] --> src/vfs/futils.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn find_file<'a>(mut path: String, short: bool) -> Either<(&'a mut Box, Box src/vfs/infs.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 45 | struct Superblock { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 57 | version: FileSystemVersion, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `create_test_fs` is never used [INFO] [stderr] --> src/vfs/infs.rs:391:12 [INFO] [stderr] | [INFO] [stderr] 280 | impl FileSystem { [INFO] [stderr] | --------------- associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 391 | pub fn create_test_fs() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:212:13 [INFO] [stderr] | [INFO] [stderr] 212 | fs.chmod(&fs.get_fd(ino, 0).unwrap(), 0o20777); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 212 | let _ = fs.chmod(&fs.get_fd(ino, 0).unwrap(), 0o20777); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/sysvars.rs:11:14 [INFO] [stderr] | [INFO] [stderr] 11 | unsafe { CWD.clone() } [INFO] [stderr] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: creating a mutable reference to mutable static [INFO] [stderr] --> src/vfs/mod.rs:71:14 [INFO] [stderr] | [INFO] [stderr] 71 | unsafe { VFS_ROOT.find_destination_fs(path) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/vfs/dummyfs.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | fd.set_pos_raw(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 33 | let _ = fd.set_pos_raw(0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/vfs/dummyfs.rs:42:13 [INFO] [stderr] | [INFO] [stderr] 42 | fd.set_pos_raw(p - count); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 42 | let _ = fd.set_pos_raw(p - count); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/vfs/dummyfs.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | fd.set_pos_raw(p); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 55 | let _ = fd.set_pos_raw(p); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/vfs/dummyfs.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | fd.set_pos_raw(location); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 63 | let _ = fd.set_pos_raw(location); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/vfs/dummyfs.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | fd.set_pos_raw(d as u64); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 78 | let _ = fd.set_pos_raw(d as u64); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `infsprogs` (bin "infsprogs" test) generated 64 warnings (run `cargo fix --bin "infsprogs" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/infsprogs-17361dbf2d25a3a0) [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" "7d76dd8363ed8a442df67d3b5badda3725eb4b293ed144d188a761a361430766", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d76dd8363ed8a442df67d3b5badda3725eb4b293ed144d188a761a361430766", kill_on_drop: false }` [INFO] [stdout] 7d76dd8363ed8a442df67d3b5badda3725eb4b293ed144d188a761a361430766