[INFO] cloning repository https://github.com/pastorenue/agro_mini
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pastorenue/agro_mini" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpastorenue%2Fagro_mini", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpastorenue%2Fagro_mini'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd5008280cd9f15c9634d3deeb82a5ac6f2ecb41
[INFO] testing pastorenue/agro_mini against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpastorenue%2Fagro_mini" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pastorenue/agro_mini
[INFO] finished tweaking git repo https://github.com/pastorenue/agro_mini
[INFO] tweaked toml for git repo https://github.com/pastorenue/agro_mini written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pastorenue/agro_mini on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pastorenue/agro_mini 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v4.5.13
[INFO] [stderr]   Downloaded cc v1.1.13
[INFO] [stderr]   Downloaded serde_derive v1.0.208
[INFO] [stderr]   Downloaded serde v1.0.208
[INFO] [stderr]   Downloaded serde_json v1.0.125
[INFO] [stderr]   Downloaded clap v4.5.16
[INFO] [stderr]   Downloaded clap_builder v4.5.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c35dfc582754fb747a7ea284c233b2876b6a32f1f0bbf840c03b5f0fe59cac41
[INFO] running `Command { std: "docker" "start" "-a" "c35dfc582754fb747a7ea284c233b2876b6a32f1f0bbf840c03b5f0fe59cac41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c35dfc582754fb747a7ea284c233b2876b6a32f1f0bbf840c03b5f0fe59cac41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35dfc582754fb747a7ea284c233b2876b6a32f1f0bbf840c03b5f0fe59cac41", kill_on_drop: false }`
[INFO] [stdout] c35dfc582754fb747a7ea284c233b2876b6a32f1f0bbf840c03b5f0fe59cac41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a15036095efa29d9691cb3544a32005d3987c330d03a48a79e199edf6dbbf01a
[INFO] running `Command { std: "docker" "start" "-a" "a15036095efa29d9691cb3544a32005d3987c330d03a48a79e199edf6dbbf01a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling clap_builder v4.5.15
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]    Compiling clap_derive v4.5.13
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling clap v4.5.16
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling agro_mini v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `FsBlockSize` and `OpenOptions`
[INFO] [stdout]  --> src/file_ops.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::os::{Open, FsBlockSize, OpenOptions};
[INFO] [stdout]   |                       ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/file_ops.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn read_file(path: impl AsRef<Path>) -> std::io::Result<File> {
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LocalFs` is never constructed
[INFO] [stdout]  --> src/os.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) struct LocalFs {}
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `options` is never used
[INFO] [stdout]   --> src/os.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl LocalFs {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 11 |     pub fn options() -> OpenOptions {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FsBlockSize` is never used
[INFO] [stdout]   --> src/os.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) trait FsBlockSize {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Open` is never used
[INFO] [stdout]   --> src/os.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) trait Open {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OpenOptions` is never constructed
[INFO] [stdout]   --> src/os.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct OpenOptions {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/os.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl OpenOptions {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 48 |     pub fn bypass_cache(mut self, bypass_cache: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn sync_on_write(mut self, sync_on_write: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn lock(mut self, lock: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn create(mut self, create: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn truncate(mut self, truncate: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn read(mut self, read: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn write(mut self, write: bool) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file_ops.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     file.sync_all();
[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] 17 |     let _ = file.sync_all();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "a15036095efa29d9691cb3544a32005d3987c330d03a48a79e199edf6dbbf01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a15036095efa29d9691cb3544a32005d3987c330d03a48a79e199edf6dbbf01a", kill_on_drop: false }`
[INFO] [stdout] a15036095efa29d9691cb3544a32005d3987c330d03a48a79e199edf6dbbf01a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c77e907c136dc3c6bb8bc033720a575cdf047c454c9e678f20f421bb4c5bd66f
[INFO] running `Command { std: "docker" "start" "-a" "c77e907c136dc3c6bb8bc033720a575cdf047c454c9e678f20f421bb4c5bd66f", kill_on_drop: false }`
[INFO] [stderr]    Compiling agro_mini v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `FsBlockSize` and `OpenOptions`
[INFO] [stdout]  --> src/file_ops.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::os::{Open, FsBlockSize, OpenOptions};
[INFO] [stdout]   |                       ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]  --> src/file_ops.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn read_file(path: impl AsRef<Path>) -> std::io::Result<File> {
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LocalFs` is never constructed
[INFO] [stdout]  --> src/os.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) struct LocalFs {}
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `options` is never used
[INFO] [stdout]   --> src/os.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl LocalFs {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 11 |     pub fn options() -> OpenOptions {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FsBlockSize` is never used
[INFO] [stdout]   --> src/os.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) trait FsBlockSize {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Open` is never used
[INFO] [stdout]   --> src/os.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) trait Open {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OpenOptions` is never constructed
[INFO] [stdout]   --> src/os.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct OpenOptions {
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/os.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl OpenOptions {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 48 |     pub fn bypass_cache(mut self, bypass_cache: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn sync_on_write(mut self, sync_on_write: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn lock(mut self, lock: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn create(mut self, create: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     pub fn truncate(mut self, truncate: bool) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn read(mut self, read: bool) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn write(mut self, write: bool) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/file_ops.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     file.sync_all();
[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] 17 |     let _ = file.sync_all();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "c77e907c136dc3c6bb8bc033720a575cdf047c454c9e678f20f421bb4c5bd66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77e907c136dc3c6bb8bc033720a575cdf047c454c9e678f20f421bb4c5bd66f", kill_on_drop: false }`
[INFO] [stdout] c77e907c136dc3c6bb8bc033720a575cdf047c454c9e678f20f421bb4c5bd66f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 501ea6d369513d888c6fdc2c5dbe781211a0af714afef24e2083ca43fc210a24
[INFO] running `Command { std: "docker" "start" "-a" "501ea6d369513d888c6fdc2c5dbe781211a0af714afef24e2083ca43fc210a24", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `FsBlockSize` and `OpenOptions`
[INFO] [stderr]  --> src/file_ops.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::os::{Open, FsBlockSize, OpenOptions};
[INFO] [stderr]   |                       ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_file` is never used
[INFO] [stderr]  --> src/file_ops.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub(crate) fn read_file(path: impl AsRef<Path>) -> std::io::Result<File> {
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `LocalFs` is never constructed
[INFO] [stderr]  --> src/os.rs:8:19
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub(crate) struct LocalFs {}
[INFO] [stderr]   |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `options` is never used
[INFO] [stderr]   --> src/os.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl LocalFs {
[INFO] [stderr]    | ------------ associated function in this implementation
[INFO] [stderr] 11 |     pub fn options() -> OpenOptions {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `FsBlockSize` is never used
[INFO] [stderr]   --> src/os.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub(crate) trait FsBlockSize {
[INFO] [stderr]    |                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Open` is never used
[INFO] [stderr]   --> src/os.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub(crate) trait Open {
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OpenOptions` is never constructed
[INFO] [stderr]   --> src/os.rs:27:19
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub(crate) struct OpenOptions {
[INFO] [stderr]    |                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]   --> src/os.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl OpenOptions {
[INFO] [stderr]    | ---------------- methods in this implementation
[INFO] [stderr] 48 |     pub fn bypass_cache(mut self, bypass_cache: bool) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 53 |     pub fn sync_on_write(mut self, sync_on_write: bool) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 58 |     pub fn lock(mut self, lock: bool) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub fn create(mut self, create: bool) -> Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     pub fn truncate(mut self, truncate: bool) -> Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74 |     pub fn read(mut self, read: bool) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 79 |     pub fn write(mut self, write: bool) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/file_ops.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     file.sync_all();
[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] 17 |     let _ = file.sync_all();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `agro_mini` (bin "agro_mini" test) generated 9 warnings (run `cargo fix --bin "agro_mini" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/agro_mini-464ef4b4bffa0c9b)
[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" "501ea6d369513d888c6fdc2c5dbe781211a0af714afef24e2083ca43fc210a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501ea6d369513d888c6fdc2c5dbe781211a0af714afef24e2083ca43fc210a24", kill_on_drop: false }`
[INFO] [stdout] 501ea6d369513d888c6fdc2c5dbe781211a0af714afef24e2083ca43fc210a24
