[INFO] cloning repository https://github.com/ozyx/rsls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ozyx/rsls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozyx%2Frsls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozyx%2Frsls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4baedda5073b21de5880516402211e445ece86f
[INFO] checking ozyx/rsls against 98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3 for pr-160235-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fozyx%2Frsls" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ozyx/rsls
[INFO] finished tweaking git repo https://github.com/ozyx/rsls
[INFO] tweaked toml for git repo https://github.com/ozyx/rsls written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ozyx/rsls on toolchain 98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ozyx/rsls already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c
[INFO] running `Command { std: "docker" "start" "2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c" "/opt/rustwide/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c" "/opt/rustwide/cargo-home/bin/cargo" "+98fd715edd3a0a5aa8f2041d7e20a3143b0fc0d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rsls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/fs/mod.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::file::{File};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/options/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::options::{Options};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `File` is never constructed
[INFO] [stdout]  --> src/fs/file.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct File {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_directory`, `is_file`, and `is_hidden` are never used
[INFO] [stdout]   --> src/fs/file.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl File {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 16 |     /// Whether this file is a directory on the filesystem.
[INFO] [stdout] 17 |     pub fn is_directory(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn is_file(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn is_hidden(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Options` is never constructed
[INFO] [stdout]  --> src/options/options.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Options {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_args` is never used
[INFO] [stdout]   --> src/options/options.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Options {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 11 |     pub fn from_args(args: clap::ArgMatches<'_>) -> Options {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/fs/mod.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::file::{File};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/options/mod.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::options::{Options};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `File` is never constructed
[INFO] [stdout]  --> src/fs/file.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct File {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_directory`, `is_file`, and `is_hidden` are never used
[INFO] [stdout]   --> src/fs/file.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl File {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 16 |     /// Whether this file is a directory on the filesystem.
[INFO] [stdout] 17 |     pub fn is_directory(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn is_file(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn is_hidden(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Options` is never constructed
[INFO] [stdout]  --> src/options/options.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Options {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_args` is never used
[INFO] [stdout]   --> src/options/options.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Options {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 11 |     pub fn from_args(args: clap::ArgMatches<'_>) -> Options {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `App` and `Arg`
[INFO] [stdout]  --> src/bin/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{App, Arg};
[INFO] [stdout]   |            ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `App` and `Arg`
[INFO] [stdout]  --> src/bin/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{App, Arg};
[INFO] [stdout]   |            ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c", kill_on_drop: false }`
[INFO] [stdout] 2bd492154bfb97ef1fc03c1ef6f35fff9bf04e9f393b2e10a10d1ba3cad5036c