[INFO] fetching crate smugmap 0.2.0...
[INFO] testing smugmap-0.2.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate smugmap 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate smugmap 0.2.0
[INFO] finished tweaking crates.io crate smugmap 0.2.0
[INFO] tweaked toml for crates.io crate smugmap 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smugmap 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smugmap 0.2.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3
[INFO] running `Command { std: "docker" "start" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.12
[INFO] [stderr]    Compiling glob v0.3.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling smallvec v1.16.1
[INFO] [stderr]    Compiling cc v1.4.6
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling rustls v0.23.45
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
[INFO] [stderr]    Compiling yoke-derive v0.8.3
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling zerotrie v0.2.5
[INFO] [stderr]    Compiling zerovec v0.11.8
[INFO] [stderr]    Compiling tinystr v0.8.4
[INFO] [stderr]    Compiling potential_utf v0.1.6
[INFO] [stderr]    Compiling icu_locale_core v2.3.0
[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling icu_provider v2.3.1
[INFO] [stderr]    Compiling rustls-webpki v0.103.15
[INFO] [stderr]    Compiling icu_properties v2.3.0
[INFO] [stderr]    Compiling icu_normalizer v2.3.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling userfaultfd-sys v0.5.0
[INFO] [stderr]    Compiling userfaultfd v0.8.1
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stderr]    Compiling smugmap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: invalid definition of the runtime `open` symbol used by the standard library
[INFO] [stdout]    --> src/intercept.rs:116:1
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub unsafe extern "C" fn open(path: *const libc::c_char, flags: c_int) -> c_int {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected `unsafe extern "C" fn(*const i8, i32, ...) -> i32` (for the current target)
[INFO] [stdout]             found    `unsafe extern "C" fn(*const i8, i32) -> i32`
[INFO] [stdout]     = help: either fix the signature or remove any attributes like `#[unsafe(no_mangle)]`, `#[unsafe(export_name = "open")]`, or `#[link_name = "open"]`
[INFO] [stdout]     = note: `#[warn(invalid_runtime_symbol_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling smugmap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `c_void`, `off_t`, `size_t`, and `ssize_t`
[INFO] [stdout]  --> src/intercept.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{c_int, c_void, mode_t, off_t, size_t, ssize_t};
[INFO] [stdout]   |                   ^^^^^^          ^^^^^  ^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `register` and `unregister`
[INFO] [stdout]    --> src/uffd.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 | pub use linux::{register, unregister};
[INFO] [stdout]     |                 ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileState` is never constructed
[INFO] [stdout]   --> src/lib.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) struct FileState {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `FILES` is never used
[INFO] [stdout]   --> src/lib.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | static FILES: OnceLock<Mutex<HashMap<i32, FileState>>> = OnceLock::new();
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `files` is never used
[INFO] [stdout]   --> src/lib.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub(crate) fn files() -> &'static Mutex<HashMap<i32, FileState>> {
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `quiet` is never used
[INFO] [stdout]   --> src/lib.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub(crate) fn quiet() -> bool {
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `CONFIG` is never used
[INFO] [stdout]   --> src/config.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | static CONFIG: OnceLock<Option<Config>> = OnceLock::new();
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `global` is never used
[INFO] [stdout]   --> src/config.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn global() -> Option<&'static Config> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STAT_BLOCK_SIZE` is never used
[INFO] [stdout]  --> src/intercept.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const STAT_BLOCK_SIZE: u64 = 512;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PREFERRED_IO_BLOCK` is never used
[INFO] [stdout]  --> src/intercept.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const PREFERRED_IO_BLOCK: i32 = 4096;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_errno` is never used
[INFO] [stdout]   --> src/intercept.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn set_errno(e: c_int) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_magic` is never used
[INFO] [stdout]   --> src/intercept.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn is_magic(fd: i32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `real_openat` is never used
[INFO] [stdout]   --> src/intercept.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 | unsafe fn real_openat(dirfd: c_int, path: *const libc::c_char, flags: c_int) -> c_int {
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `real_open` is never used
[INFO] [stdout]   --> src/intercept.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | unsafe fn real_open(path: *const libc::c_char, flags: c_int, mode: mode_t) -> c_int {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intercept_open` is never used
[INFO] [stdout]   --> src/intercept.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | unsafe fn intercept_open(path: *const libc::c_char, flags: c_int) -> c_int {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PAGE_SIZE` is never used
[INFO] [stdout]  --> src/uffd.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const PAGE_SIZE: usize = 4096;
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Region` is never constructed
[INFO] [stdout]  --> src/uffd.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     struct Region {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `REGIONS` is never used
[INFO] [stdout]   --> src/uffd.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     static REGIONS: Mutex<BTreeMap<usize, Region>> = Mutex::new(BTreeMap::new());
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SendUffd` is never constructed
[INFO] [stdout]   --> src/uffd.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     struct SendUffd(Uffd);
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `UFFD` is never used
[INFO] [stdout]   --> src/uffd.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     static UFFD: OnceLock<SendUffd> = OnceLock::new();
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uffd` is never used
[INFO] [stdout]   --> src/uffd.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn uffd() -> &'static Uffd {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `register` is never used
[INFO] [stdout]   --> src/uffd.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn register(
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unregister` is never used
[INFO] [stdout]   --> src/uffd.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn unregister(ptr: *mut libc::c_void, len: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fault_loop` is never used
[INFO] [stdout]   --> src/uffd.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn fault_loop() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_fault` is never used
[INFO] [stdout]   --> src/uffd.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn handle_fault(fault_addr: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `c_void`, `off_t`, `size_t`, and `ssize_t`
[INFO] [stderr]  --> src/intercept.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use libc::{c_int, c_void, mode_t, off_t, size_t, ssize_t};
[INFO] [stderr]   |                   ^^^^^^          ^^^^^  ^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `register` and `unregister`
[INFO] [stderr]    --> src/uffd.rs:151:17
[INFO] [stderr]     |
[INFO] [stderr] 151 | pub use linux::{register, unregister};
[INFO] [stderr]     |                 ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileState` is never constructed
[INFO] [stderr]   --> src/lib.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub(crate) struct FileState {
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static `FILES` is never used
[INFO] [stderr]   --> src/lib.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | static FILES: OnceLock<Mutex<HashMap<i32, FileState>>> = OnceLock::new();
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `files` is never used
[INFO] [stderr]   --> src/lib.rs:25:15
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub(crate) fn files() -> &'static Mutex<HashMap<i32, FileState>> {
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `quiet` is never used
[INFO] [stderr]   --> src/lib.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub(crate) fn quiet() -> bool {
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `CONFIG` is never used
[INFO] [stderr]   --> src/config.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | static CONFIG: OnceLock<Option<Config>> = OnceLock::new();
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `global` is never used
[INFO] [stderr]   --> src/config.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn global() -> Option<&'static Config> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `STAT_BLOCK_SIZE` is never used
[INFO] [stderr]  --> src/intercept.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | const STAT_BLOCK_SIZE: u64 = 512;
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PREFERRED_IO_BLOCK` is never used
[INFO] [stderr]  --> src/intercept.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const PREFERRED_IO_BLOCK: i32 = 4096;
[INFO] [stderr]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `set_errno` is never used
[INFO] [stderr]   --> src/intercept.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn set_errno(e: c_int) {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_magic` is never used
[INFO] [stderr]   --> src/intercept.rs:28:4
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn is_magic(fd: i32) -> bool {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `real_openat` is never used
[INFO] [stderr]   --> src/intercept.rs:32:11
[INFO] [stderr]    |
[INFO] [stderr] 32 | unsafe fn real_openat(dirfd: c_int, path: *const libc::c_char, flags: c_int) -> c_int {
[INFO] [stderr]    |           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `real_open` is never used
[INFO] [stderr]   --> src/intercept.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 | unsafe fn real_open(path: *const libc::c_char, flags: c_int, mode: mode_t) -> c_int {
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `intercept_open` is never used
[INFO] [stderr]   --> src/intercept.rs:56:11
[INFO] [stderr]    |
[INFO] [stderr] 56 | unsafe fn intercept_open(path: *const libc::c_char, flags: c_int) -> c_int {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PAGE_SIZE` is never used
[INFO] [stderr]  --> src/uffd.rs:7:11
[INFO] [stderr]   |
[INFO] [stderr] 7 |     const PAGE_SIZE: usize = 4096;
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Region` is never constructed
[INFO] [stderr]  --> src/uffd.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     struct Region {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `REGIONS` is never used
[INFO] [stderr]   --> src/uffd.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     static REGIONS: Mutex<BTreeMap<usize, Region>> = Mutex::new(BTreeMap::new());
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SendUffd` is never constructed
[INFO] [stderr]   --> src/uffd.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 |     struct SendUffd(Uffd);
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static `UFFD` is never used
[INFO] [stderr]   --> src/uffd.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     static UFFD: OnceLock<SendUffd> = OnceLock::new();
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `uffd` is never used
[INFO] [stderr]   --> src/uffd.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn uffd() -> &'static Uffd {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `register` is never used
[INFO] [stderr]   --> src/uffd.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn register(
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `unregister` is never used
[INFO] [stderr]   --> src/uffd.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn unregister(ptr: *mut libc::c_void, len: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `fault_loop` is never used
[INFO] [stderr]   --> src/uffd.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn fault_loop() {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `handle_fault` is never used
[INFO] [stderr]   --> src/uffd.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn handle_fault(fault_addr: usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `smugmap` (lib test) generated 25 warnings (run `cargo fix --lib -p smugmap --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/smugmap/a74deca722dacaae/out/smugmap-a74deca722dacaae)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test config::tests::test_invalid_json_returns_err ... ok
[INFO] [stdout] test http::tests::test_fetch_range_returns_correct_bytes ... ignored, requires local HTTP server on :8787
[INFO] [stdout] test http::tests::test_head_returns_content_length ... ignored, requires local HTTP server on :8787
[INFO] [stdout] test config::tests::test_match_by_pattern ... ok
[INFO] [stdout] test config::tests::test_readahead_default_zero ... ok
[INFO] [stdout] test config::tests::test_parse_with_readahead ... ok
[INFO] [stdout] test sigv4::tests::epoch_to_ymd_known_dates ... ok
[INFO] [stdout] test sigv4::tests::passthrough_for_https_url ... ok
[INFO] [stdout] test sigv4::tests::s3_url_missing_slash_returns_err ... ok
[INFO] [stdout] test config::tests::test_parse_single_entry ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests test/selfcheck.rs (/opt/rustwide/target/debug/build/smugmap/30b1fa77b9b9b6f8/out/selfcheck-30b1fa77b9b9b6f8)
[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" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3", kill_on_drop: false }`
[INFO] [stdout] e112bf1ce4ef21882335f2356725fa0f89273f8d59a94cd429fc35bd011e0fe3
