[INFO] cloning repository https://github.com/Clivern/hawk_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Clivern/hawk_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClivern%2Fhawk_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClivern%2Fhawk_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e537b3f5c510f8e307aa3ed64a3c64c7c37e5dd
[INFO] testing Clivern/hawk_rs against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FClivern%2Fhawk_rs" "/workspace/builds/worker-41/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-41/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Clivern/hawk_rs on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Clivern/hawk_rs
[INFO] finished tweaking git repo https://github.com/Clivern/hawk_rs
[INFO] tweaked toml for git repo https://github.com/Clivern/hawk_rs written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] crate git repo https://github.com/Clivern/hawk_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 611ae9b5cbd2a9671224d3b8a7e7efd2c9c34b8c4c7bb9f753b0d4da641255af
[INFO] running `Command { std: "docker" "start" "-a" "611ae9b5cbd2a9671224d3b8a7e7efd2c9c34b8c4c7bb9f753b0d4da641255af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "611ae9b5cbd2a9671224d3b8a7e7efd2c9c34b8c4c7bb9f753b0d4da641255af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611ae9b5cbd2a9671224d3b8a7e7efd2c9c34b8c4c7bb9f753b0d4da641255af", kill_on_drop: false }`
[INFO] [stdout] 611ae9b5cbd2a9671224d3b8a7e7efd2c9c34b8c4c7bb9f753b0d4da641255af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6907c06a587d8d3930c484fb661c35d793279941724e099a216a0f33447ed027
[INFO] running `Command { std: "docker" "start" "-a" "6907c06a587d8d3930c484fb661c35d793279941724e099a216a0f33447ed027", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling seal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `SingleThreadedTcp`
[INFO] [stdout]  --> src/networking/tcp.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct SingleThreadedTcp {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/networking/tcp.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(address: &str) -> SingleThreadedTcp {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_address`
[INFO] [stdout]   --> src/networking/tcp.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn set_address(&mut self, address: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_address`
[INFO] [stdout]   --> src/networking/tcp.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn get_address(self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `listen`
[INFO] [stdout]   --> src/networking/tcp.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn listen(self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `double1`
[INFO] [stdout]  --> src/core/func.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn double1(x: &mut [i32; 10]) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `double2`
[INFO] [stdout]   --> src/core/func.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn double2(x: [i32; 10]) -> [i32; 10] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `double3`
[INFO] [stdout]   --> src/core/func.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn double3(mut x: [i32; 10]) -> [i32; 10] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `multiply`
[INFO] [stdout]   --> src/core/func.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn multiply(x: i32, y: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum`
[INFO] [stdout]   --> src/core/func.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn sum<T: std::ops::Add<Output = T>>(n1: T, n2: T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `max`
[INFO] [stdout]   --> src/core/func.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn max<T: std::cmp::PartialOrd>(n1: T, n2: T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Person`
[INFO] [stdout]  --> src/core/obj.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Person {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/core/obj.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(first: &str, last: &str) -> Person {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_first_name`
[INFO] [stdout]   --> src/core/obj.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn set_first_name(&mut self, name: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_last_name`
[INFO] [stdout]   --> src/core/obj.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn set_last_name(&mut self, last: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_dir`
[INFO] [stdout]   --> src/io/dir.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn is_dir(path: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `path_exists`
[INFO] [stdout]   --> src/io/file.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn path_exists(path: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_file`
[INFO] [stdout]   --> src/io/file.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn is_file(path: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_file`
[INFO] [stdout]   --> src/io/file.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn write_file(path: &str, content: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delete_file`
[INFO] [stdout]   --> src/io/file.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn delete_file(path: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_file`
[INFO] [stdout]   --> src/io/file.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn read_file(path: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_config`
[INFO] [stdout]   --> src/util/environ.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn get_config(key: &str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "6907c06a587d8d3930c484fb661c35d793279941724e099a216a0f33447ed027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6907c06a587d8d3930c484fb661c35d793279941724e099a216a0f33447ed027", kill_on_drop: false }`
[INFO] [stdout] 6907c06a587d8d3930c484fb661c35d793279941724e099a216a0f33447ed027
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 316fe885f8003a2bf1f1bbd2c57b0ed24f800255fa6f91e7c1e31f58aa1d499e
[INFO] running `Command { std: "docker" "start" "-a" "316fe885f8003a2bf1f1bbd2c57b0ed24f800255fa6f91e7c1e31f58aa1d499e", kill_on_drop: false }`
[INFO] [stderr]    Compiling seal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `SingleThreadedTcp`
[INFO] [stdout]  --> src/networking/tcp.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct SingleThreadedTcp {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/networking/tcp.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(address: &str) -> SingleThreadedTcp {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_address`
[INFO] [stdout]   --> src/networking/tcp.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn set_address(&mut self, address: &str) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_address`
[INFO] [stdout]   --> src/networking/tcp.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn get_address(self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `listen`
[INFO] [stdout]   --> src/networking/tcp.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn listen(self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `double1`
[INFO] [stdout]  --> src/core/func.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn double1(x: &mut [i32; 10]) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `double2`
[INFO] [stdout]   --> src/core/func.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn double2(x: [i32; 10]) -> [i32; 10] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `double3`
[INFO] [stdout]   --> src/core/func.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn double3(mut x: [i32; 10]) -> [i32; 10] {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `multiply`
[INFO] [stdout]   --> src/core/func.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn multiply(x: i32, y: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "316fe885f8003a2bf1f1bbd2c57b0ed24f800255fa6f91e7c1e31f58aa1d499e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316fe885f8003a2bf1f1bbd2c57b0ed24f800255fa6f91e7c1e31f58aa1d499e", kill_on_drop: false }`
[INFO] [stdout] 316fe885f8003a2bf1f1bbd2c57b0ed24f800255fa6f91e7c1e31f58aa1d499e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a185cc300f1398893dadbca6c494ee921247e6ab25cb22dabed6b160ca2cefde
[INFO] running `Command { std: "docker" "start" "-a" "a185cc300f1398893dadbca6c494ee921247e6ab25cb22dabed6b160ca2cefde", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `SingleThreadedTcp`
[INFO] [stderr]  --> src/networking/tcp.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct SingleThreadedTcp {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/networking/tcp.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(address: &str) -> SingleThreadedTcp {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_address`
[INFO] [stderr]   --> src/networking/tcp.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn set_address(&mut self, address: &str) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_address`
[INFO] [stderr]   --> src/networking/tcp.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn get_address(self) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `listen`
[INFO] [stderr]   --> src/networking/tcp.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn listen(self) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `double1`
[INFO] [stderr]  --> src/core/func.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn double1(x: &mut [i32; 10]) {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `double2`
[INFO] [stderr]   --> src/core/func.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn double2(x: [i32; 10]) -> [i32; 10] {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `double3`
[INFO] [stderr]   --> src/core/func.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn double3(mut x: [i32; 10]) -> [i32; 10] {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `multiply`
[INFO] [stderr]   --> src/core/func.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn multiply(x: i32, y: i32) -> i32 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `seal` (bin "seal" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/seal-0306edd0d586658e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test io::dir::test_is_dir_exists ... ok
[INFO] [stdout] test io::file::test_path_exists ... ok
[INFO] [stdout] test core::func::test_func ... ok
[INFO] [stdout] test util::environ::test_get_config ... ok
[INFO] [stdout] test io::file::test_is_file_exists ... ok
[INFO] [stdout] test core::obj::test_person ... ok
[INFO] [stdout] test io::file::test_delete_file ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--bin seal'
[INFO] [stdout] test io::file::test_read_file ... FAILED
[INFO] [stdout] test io::file::test_write_to_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- io::file::test_delete_file stdout ----
[INFO] [stdout] thread 'io::file::test_delete_file' panicked at 'create file failed: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/io/file.rs:24:43
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56548f56ed0c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x56548f56ed0c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56548f56ed0c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56548f56ed0c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf439e5ed84c74abd
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x56548f591c6c - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x56548f56acb5 - std::io::Write::write_fmt::h54337adeb3504c03
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x56548f570760 - std::sys_common::backtrace::_print::hb29ddd998d02631c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x56548f570760 - std::sys_common::backtrace::print::h81965e3d7c90fbb6
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x56548f570760 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x56548f570346 - std::panicking::default_hook::h1bf8bb4159936bca
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x56548f570e14 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x56548f5708f0 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13
[INFO] [stdout]   12:     0x56548f56f1c4 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x56548f570859 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x56548f511861 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14
[INFO] [stdout]   15:     0x56548f511953 - core::result::unwrap_failed::h885d3f7beb571353
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1613:5
[INFO] [stdout]   16:     0x56548f515eff - core::result::Result<T,E>::expect::h6b275dca05d0a2c1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1255:23
[INFO] [stdout]   17:     0x56548f516ba8 - seal::io::file::file::write_file::hc4e6030920605235
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:24:24
[INFO] [stdout]   18:     0x56548f512634 - seal::io::file::test_delete_file::hf837bb2d13d490e1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:66:16
[INFO] [stdout]   19:     0x56548f5125fa - seal::io::file::test_delete_file::{{closure}}::hb3ef918efea0c1ca
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:65:1
[INFO] [stdout]   20:     0x56548f513fee - core::ops::function::FnOnce::call_once::h0dc541d6cfbe26e8
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x56548f54c543 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x56548f54c543 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:585:5
[INFO] [stdout]   23:     0x56548f54b157 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h9a8e38435f73d5e0
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   24:     0x56548f54b157 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   25:     0x56548f54b157 - std::panicking::try::do_call::ha2bb9825b32d2cc2
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40
[INFO] [stdout]   26:     0x56548f54b157 - std::panicking::try::hdc38a574bbebc53e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19
[INFO] [stdout]   27:     0x56548f54b157 - std::panic::catch_unwind::hc45ed246595c621c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14
[INFO] [stdout]   28:     0x56548f54b157 - test::run_test_in_process::h4249138faaea8d54
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:608:18
[INFO] [stdout]   29:     0x56548f54b157 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:500:39
[INFO] [stdout]   30:     0x56548f5183fe - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:527:37
[INFO] [stdout]   31:     0x56548f5183fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   32:     0x56548f51d158 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   33:     0x56548f51d158 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   34:     0x56548f51d158 - std::panicking::try::do_call::h4485cfee22b11c08
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40
[INFO] [stdout]   35:     0x56548f51d158 - std::panicking::try::hb62aa8549e20c08b
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19
[INFO] [stdout]   36:     0x56548f51d158 - std::panic::catch_unwind::ha322c7a5bc666762
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14
[INFO] [stdout]   37:     0x56548f51d158 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   38:     0x56548f51d158 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x56548f575ad3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h771719d52c343434
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   40:     0x56548f575ad3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf441746dfa4b0f57
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   41:     0x56548f575ad3 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   42:     0x7f6c3197f609 - start_thread
[INFO] [stdout]   43:     0x7f6c31751293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- io::file::test_read_file stdout ----
[INFO] [stdout] thread 'io::file::test_read_file' panicked at 'create file failed: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/io/file.rs:24:43
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56548f56ed0c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x56548f56ed0c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56548f56ed0c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56548f56ed0c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf439e5ed84c74abd
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x56548f591c6c - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x56548f56acb5 - std::io::Write::write_fmt::h54337adeb3504c03
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x56548f570760 - std::sys_common::backtrace::_print::hb29ddd998d02631c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x56548f570760 - std::sys_common::backtrace::print::h81965e3d7c90fbb6
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x56548f570760 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x56548f570346 - std::panicking::default_hook::h1bf8bb4159936bca
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x56548f570e14 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x56548f5708f0 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13
[INFO] [stdout]   12:     0x56548f56f1c4 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x56548f570859 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x56548f511861 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14
[INFO] [stdout]   15:     0x56548f511953 - core::result::unwrap_failed::h885d3f7beb571353
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1613:5
[INFO] [stdout]   16:     0x56548f515eff - core::result::Result<T,E>::expect::h6b275dca05d0a2c1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1255:23
[INFO] [stdout]   17:     0x56548f516ba8 - seal::io::file::file::write_file::hc4e6030920605235
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:24:24
[INFO] [stdout]   18:     0x56548f512844 - seal::io::file::test_read_file::h3840d020369ac606
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:73:16
[INFO] [stdout]   19:     0x56548f51280a - seal::io::file::test_read_file::{{closure}}::h1420fbc7e398cc29
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:72:1
[INFO] [stdout]   20:     0x56548f51416e - core::ops::function::FnOnce::call_once::h75b09d4a3f38ffd7
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x56548f54c543 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x56548f54c543 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:585:5
[INFO] [stdout]   23:     0x56548f54b157 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h9a8e38435f73d5e0
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   24:     0x56548f54b157 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   25:     0x56548f54b157 - std::panicking::try::do_call::ha2bb9825b32d2cc2
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40
[INFO] [stdout]   26:     0x56548f54b157 - std::panicking::try::hdc38a574bbebc53e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19
[INFO] [stdout]   27:     0x56548f54b157 - std::panic::catch_unwind::hc45ed246595c621c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14
[INFO] [stdout]   28:     0x56548f54b157 - test::run_test_in_process::h4249138faaea8d54
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:608:18
[INFO] [stdout]   29:     0x56548f54b157 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:500:39
[INFO] [stdout]   30:     0x56548f5183fe - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:527:37
[INFO] [stdout]   31:     0x56548f5183fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   32:     0x56548f51d158 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   33:     0x56548f51d158 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   34:     0x56548f51d158 - std::panicking::try::do_call::h4485cfee22b11c08
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40
[INFO] [stdout]   35:     0x56548f51d158 - std::panicking::try::hb62aa8549e20c08b
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19
[INFO] [stdout]   36:     0x56548f51d158 - std::panic::catch_unwind::ha322c7a5bc666762
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14
[INFO] [stdout]   37:     0x56548f51d158 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   38:     0x56548f51d158 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x56548f575ad3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h771719d52c343434
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   40:     0x56548f575ad3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf441746dfa4b0f57
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   41:     0x56548f575ad3 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   42:     0x7f6c3197f609 - start_thread
[INFO] [stdout]   43:     0x7f6c31751293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- io::file::test_write_to_file stdout ----
[INFO] [stdout] thread 'io::file::test_write_to_file' panicked at 'create file failed: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/io/file.rs:24:43
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56548f56ed0c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x56548f56ed0c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56548f56ed0c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x56548f56ed0c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf439e5ed84c74abd
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x56548f591c6c - core::fmt::write::h72801a82c94e6ff1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17
[INFO] [stdout]    5:     0x56548f56acb5 - std::io::Write::write_fmt::h54337adeb3504c03
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15
[INFO] [stdout]    6:     0x56548f570760 - std::sys_common::backtrace::_print::hb29ddd998d02631c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x56548f570760 - std::sys_common::backtrace::print::h81965e3d7c90fbb6
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x56548f570760 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50
[INFO] [stdout]    9:     0x56548f570346 - std::panicking::default_hook::h1bf8bb4159936bca
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x56548f570e14 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17
[INFO] [stdout]   11:     0x56548f5708f0 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13
[INFO] [stdout]   12:     0x56548f56f1c4 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stdout]   13:     0x56548f570859 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5
[INFO] [stdout]   14:     0x56548f511861 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14
[INFO] [stdout]   15:     0x56548f511953 - core::result::unwrap_failed::h885d3f7beb571353
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1613:5
[INFO] [stdout]   16:     0x56548f515eff - core::result::Result<T,E>::expect::h6b275dca05d0a2c1
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1255:23
[INFO] [stdout]   17:     0x56548f516ba8 - seal::io::file::file::write_file::hc4e6030920605235
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:24:24
[INFO] [stdout]   18:     0x56548f512434 - seal::io::file::test_write_to_file::h38eb3920b9b8f7ff
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:59:16
[INFO] [stdout]   19:     0x56548f5123fa - seal::io::file::test_write_to_file::{{closure}}::h7aa77df1f96b2ef6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/io/file.rs:58:1
[INFO] [stdout]   20:     0x56548f5140ee - core::ops::function::FnOnce::call_once::h3f870ef220c3da58
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x56548f54c543 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x56548f54c543 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:585:5
[INFO] [stdout]   23:     0x56548f54b157 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h9a8e38435f73d5e0
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   24:     0x56548f54b157 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   25:     0x56548f54b157 - std::panicking::try::do_call::ha2bb9825b32d2cc2
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40
[INFO] [stdout]   26:     0x56548f54b157 - std::panicking::try::hdc38a574bbebc53e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19
[INFO] [stdout]   27:     0x56548f54b157 - std::panic::catch_unwind::hc45ed246595c621c
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14
[INFO] [stdout]   28:     0x56548f54b157 - test::run_test_in_process::h4249138faaea8d54
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:608:18
[INFO] [stdout]   29:     0x56548f54b157 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:500:39
[INFO] [stdout]   30:     0x56548f5183fe - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:527:37
[INFO] [stdout]   31:     0x56548f5183fe - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stdout]   32:     0x56548f51d158 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:484:17
[INFO] [stdout]   33:     0x56548f51d158 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   34:     0x56548f51d158 - std::panicking::try::do_call::h4485cfee22b11c08
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40
[INFO] [stdout]   35:     0x56548f51d158 - std::panicking::try::hb62aa8549e20c08b
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19
[INFO] [stdout]   36:     0x56548f51d158 - std::panic::catch_unwind::ha322c7a5bc666762
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14
[INFO] [stdout]   37:     0x56548f51d158 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:483:30
[INFO] [stdout]   38:     0x56548f51d158 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x56548f575ad3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h771719d52c343434
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   40:     0x56548f575ad3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf441746dfa4b0f57
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9
[INFO] [stdout]   41:     0x56548f575ad3 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca
[INFO] [stdout]                                at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys/unix/thread.rs:106:17
[INFO] [stdout]   42:     0x7f6c3197f609 - start_thread
[INFO] [stdout]   43:     0x7f6c31751293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     io::file::test_delete_file
[INFO] [stdout]     io::file::test_read_file
[INFO] [stdout]     io::file::test_write_to_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a185cc300f1398893dadbca6c494ee921247e6ab25cb22dabed6b160ca2cefde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a185cc300f1398893dadbca6c494ee921247e6ab25cb22dabed6b160ca2cefde", kill_on_drop: false }`
[INFO] [stdout] a185cc300f1398893dadbca6c494ee921247e6ab25cb22dabed6b160ca2cefde