[INFO] fetching crate bellandeos_file_system_test 0.0.1...
[INFO] checking bellandeos_file_system_test-0.0.1 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate bellandeos_file_system_test 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate bellandeos_file_system_test 0.0.1
[INFO] finished tweaking crates.io crate bellandeos_file_system_test 0.0.1
[INFO] tweaked toml for crates.io crate bellandeos_file_system_test 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bellandeos_file_system_test 0.0.1 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ef8921599ee92120fd98da29cb1ba8813b31ce6aa55c7d4836daa90099e2b65
[INFO] running `Command { std: "docker" "start" "-a" "1ef8921599ee92120fd98da29cb1ba8813b31ce6aa55c7d4836daa90099e2b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ef8921599ee92120fd98da29cb1ba8813b31ce6aa55c7d4836daa90099e2b65", kill_on_drop: false }`
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[INFO] [stdout] 1ef8921599ee92120fd98da29cb1ba8813b31ce6aa55c7d4836daa90099e2b65
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[INFO] [stdout] 99a3899f6c3dcd71926cc1bc48c349261df642d7bfbbea64e4b1befa9b1d3754
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[INFO] [stderr]     Checking bellandeos_file_system_test v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fs::{self, File};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `predicates::prelude::*`
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use predicates::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `temp_dir` is never read
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct TestContext {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 39 |     temp_dir: TempDir,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_bellande_fs_binary` is never used
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn get_bellande_fs_binary() -> PathBuf {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestContext` is never constructed
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct TestContext {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `run_bellande_command` are never used
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl TestContext {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 45 |     fn new() -> io::Result<Self> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     fn run_bellande_command(&self, args: &[&str]) -> io::Result<Output> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_device` is never used
[INFO] [stdout]   --> src/bellandeos_file_system_test.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn format_device(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_and_list_files` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:107:4
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn create_and_list_files(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_and_read_file` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn write_and_read_file(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_and_remove_directory` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:147:4
[INFO] [stdout]     |
[INFO] [stdout] 147 | fn create_and_remove_directory(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `filesystem_stats` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn filesystem_stats(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `error_handling` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:178:4
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn error_handling(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `large_file_operations` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:200:4
[INFO] [stdout]     |
[INFO] [stdout] 200 | fn large_file_operations(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:303:4
[INFO] [stdout]     |
[INFO] [stdout] 303 | fn main() -> io::Result<()> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_full_test_suite` is never used
[INFO] [stdout]    --> src/bellandeos_file_system_test.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn run_full_test_suite(ctx: &TestContext) -> io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.49s
[INFO] running `Command { std: "docker" "inspect" "99a3899f6c3dcd71926cc1bc48c349261df642d7bfbbea64e4b1befa9b1d3754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a3899f6c3dcd71926cc1bc48c349261df642d7bfbbea64e4b1befa9b1d3754", kill_on_drop: false }`
[INFO] [stdout] 99a3899f6c3dcd71926cc1bc48c349261df642d7bfbbea64e4b1befa9b1d3754
