[INFO] cloning repository https://github.com/tuggan/coreutils-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuggan/coreutils-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuggan%2Fcoreutils-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuggan%2Fcoreutils-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1899dafc880d48ff8a76a875a654b3f6d2bc744e
[INFO] testing tuggan/coreutils-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuggan%2Fcoreutils-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tuggan/coreutils-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tuggan/coreutils-rust
[INFO] finished tweaking git repo https://github.com/tuggan/coreutils-rust
[INFO] tweaked toml for git repo https://github.com/tuggan/coreutils-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tuggan/coreutils-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 22c3d46d43f96bbe43fb14f22f9181ab5e8d7cfb4677e6593b4333b64176a4cf
[INFO] running `Command { std: "docker" "start" "-a" "22c3d46d43f96bbe43fb14f22f9181ab5e8d7cfb4677e6593b4333b64176a4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22c3d46d43f96bbe43fb14f22f9181ab5e8d7cfb4677e6593b4333b64176a4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c3d46d43f96bbe43fb14f22f9181ab5e8d7cfb4677e6593b4333b64176a4cf", kill_on_drop: false }`
[INFO] [stdout] 22c3d46d43f96bbe43fb14f22f9181ab5e8d7cfb4677e6593b4333b64176a4cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d460bf42418cd8af7f0c35e92223fd367b5691b438727487ef74de8b3aad9f29
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d460bf42418cd8af7f0c35e92223fd367b5691b438727487ef74de8b3aad9f29", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling coreutils-rust v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `get_cwd`
[INFO] [stdout]   --> src/lib/env/unix.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/env/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/env/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/time/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, TimeError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/time/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> TimeError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `apply_suffix`
[INFO] [stdout]   --> src/lib/time/mod.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn apply_suffix(v: f64, c: char) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_to_seconds`
[INFO] [stdout]   --> src/lib/time/mod.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn parse_to_seconds(s: &str) -> error::Result<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string_from_os`
[INFO] [stdout]   --> src/lib/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn string_from_os(string: OsString) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_cwd`
[INFO] [stdout]   --> src/lib/env/unix.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/env/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/env/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/time/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, TimeError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/time/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> TimeError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `apply_suffix`
[INFO] [stdout]   --> src/lib/time/mod.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn apply_suffix(v: f64, c: char) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_to_seconds`
[INFO] [stdout]   --> src/lib/time/mod.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn parse_to_seconds(s: &str) -> error::Result<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_username`
[INFO] [stdout]   --> src/lib/user/unix.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn get_username() -> UserResult<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserResult`
[INFO] [stdout]   --> src/lib/user/error.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub type UserResult<T> = std::result::Result<T, UserError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/user/error.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new(code: usize, message: &str) -> UserError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_cwd`
[INFO] [stdout]   --> src/lib/env/unix.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/env/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/env/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_username`
[INFO] [stdout]   --> src/lib/user/unix.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn get_username() -> UserResult<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserResult`
[INFO] [stdout]   --> src/lib/user/error.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub type UserResult<T> = std::result::Result<T, UserError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/user/error.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new(code: usize, message: &str) -> UserError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string_from_os`
[INFO] [stdout]   --> src/lib/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn string_from_os(string: OsString) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.62s
[INFO] running `Command { std: "docker" "inspect" "d460bf42418cd8af7f0c35e92223fd367b5691b438727487ef74de8b3aad9f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d460bf42418cd8af7f0c35e92223fd367b5691b438727487ef74de8b3aad9f29", kill_on_drop: false }`
[INFO] [stdout] d460bf42418cd8af7f0c35e92223fd367b5691b438727487ef74de8b3aad9f29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7ea1a896996c1085afb2485875f2f70f579c087a43efbed353444d5fbb3e40b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f7ea1a896996c1085afb2485875f2f70f579c087a43efbed353444d5fbb3e40b", kill_on_drop: false }`
[INFO] [stderr]    Compiling coreutils-rust v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `get_cwd`
[INFO] [stdout]   --> src/lib/env/unix.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/env/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/env/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_username`
[INFO] [stdout]   --> src/lib/user/unix.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn get_username() -> UserResult<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserResult`
[INFO] [stdout]   --> src/lib/user/error.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub type UserResult<T> = std::result::Result<T, UserError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/user/error.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new(code: usize, message: &str) -> UserError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string_from_os`
[INFO] [stdout]   --> src/lib/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn string_from_os(string: OsString) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_cwd`
[INFO] [stdout]   --> src/lib/env/unix.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/env/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/env/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/time/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, TimeError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/time/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> TimeError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `apply_suffix`
[INFO] [stdout]   --> src/lib/time/mod.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn apply_suffix(v: f64, c: char) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_to_seconds`
[INFO] [stdout]   --> src/lib/time/mod.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn parse_to_seconds(s: &str) -> error::Result<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_username`
[INFO] [stdout]   --> src/lib/user/unix.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn get_username() -> UserResult<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `UserResult`
[INFO] [stdout]   --> src/lib/user/error.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub type UserResult<T> = std::result::Result<T, UserError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/user/error.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn new(code: usize, message: &str) -> UserError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_cwd`
[INFO] [stdout]   --> src/lib/env/unix.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/env/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/env/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/lib/time/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub type Result<T> = std::result::Result<T, TimeError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lib/time/error.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn new(code: usize, message: &str) -> TimeError {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `apply_suffix`
[INFO] [stdout]   --> src/lib/time/mod.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn apply_suffix(v: f64, c: char) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_to_seconds`
[INFO] [stdout]   --> src/lib/time/mod.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn parse_to_seconds(s: &str) -> error::Result<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string_from_os`
[INFO] [stdout]   --> src/lib/mod.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn string_from_os(string: OsString) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "f7ea1a896996c1085afb2485875f2f70f579c087a43efbed353444d5fbb3e40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ea1a896996c1085afb2485875f2f70f579c087a43efbed353444d5fbb3e40b", kill_on_drop: false }`
[INFO] [stdout] f7ea1a896996c1085afb2485875f2f70f579c087a43efbed353444d5fbb3e40b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82ea338c536549aa7f0269b22a820d36870f1c75bbafbe7c1c4f2007775e6dac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82ea338c536549aa7f0269b22a820d36870f1c75bbafbe7c1c4f2007775e6dac", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `get_cwd`
[INFO] [stderr]   --> src/lib/env/unix.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Result`
[INFO] [stderr]   --> src/lib/env/error.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/env/error.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_username`
[INFO] [stderr]   --> src/lib/user/unix.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn get_username() -> UserResult<String> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UserResult`
[INFO] [stderr]   --> src/lib/user/error.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub type UserResult<T> = std::result::Result<T, UserError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/user/error.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(code: usize, message: &str) -> UserError {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `string_from_os`
[INFO] [stderr]   --> src/lib/mod.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn string_from_os(string: OsString) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_cwd`
[INFO] [stderr]   --> src/lib/env/unix.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Result`
[INFO] [stderr]   --> src/lib/env/error.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/env/error.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Result`
[INFO] [stderr]   --> src/lib/time/error.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Result<T> = std::result::Result<T, TimeError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/time/error.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(code: usize, message: &str) -> TimeError {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `apply_suffix`
[INFO] [stderr]   --> src/lib/time/mod.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn apply_suffix(v: f64, c: char) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_to_seconds`
[INFO] [stderr]   --> src/lib/time/mod.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn parse_to_seconds(s: &str) -> error::Result<f64> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_username`
[INFO] [stderr]   --> src/lib/user/unix.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn get_username() -> UserResult<String> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `UserResult`
[INFO] [stderr]   --> src/lib/user/error.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub type UserResult<T> = std::result::Result<T, UserError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/user/error.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new(code: usize, message: &str) -> UserError {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_cwd`
[INFO] [stderr]   --> src/lib/env/unix.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn get_cwd<'a>() -> Result<String> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Result`
[INFO] [stderr]   --> src/lib/env/error.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Result<T> = std::result::Result<T, EnvError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/env/error.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(code: usize, message: &str) -> EnvError {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Result`
[INFO] [stderr]   --> src/lib/time/error.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub type Result<T> = std::result::Result<T, TimeError>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib/time/error.rs:48:12
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn new(code: usize, message: &str) -> TimeError {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `apply_suffix`
[INFO] [stderr]   --> src/lib/time/mod.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn apply_suffix(v: f64, c: char) -> f64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_to_seconds`
[INFO] [stderr]   --> src/lib/time/mod.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn parse_to_seconds(s: &str) -> error::Result<f64> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `string_from_os`
[INFO] [stderr]   --> src/lib/mod.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn string_from_os(string: OsString) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basename-bcbc4165ceed42ab
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cat-414840d156edaf93
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/coreutils_rust-7f949eda209359fd
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pwd-4ffd47a83e143a36
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sleep-c8db239d102cc885
[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
[INFO] [stdout] 
[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
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/true-197788deb6d2f7a6
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/whoami-e4b4d7fb63ae3c32
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/yes-9df0f24344b16b4b
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82ea338c536549aa7f0269b22a820d36870f1c75bbafbe7c1c4f2007775e6dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ea338c536549aa7f0269b22a820d36870f1c75bbafbe7c1c4f2007775e6dac", kill_on_drop: false }`
[INFO] [stdout] 82ea338c536549aa7f0269b22a820d36870f1c75bbafbe7c1c4f2007775e6dac