[INFO] cloning repository https://github.com/tmlbl/rsh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmlbl/rsh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmlbl%2Frsh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmlbl%2Frsh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d72619ec61aeea0a4c06006bcb8a766f7500c095
[INFO] checking tmlbl/rsh against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmlbl%2Frsh" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmlbl/rsh on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmlbl/rsh
[INFO] finished tweaking git repo https://github.com/tmlbl/rsh
[INFO] tweaked toml for git repo https://github.com/tmlbl/rsh written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tmlbl/rsh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossterm_screen v0.2.3
[INFO] [stderr]   Downloaded crossterm_utils v0.2.3
[INFO] [stderr]   Downloaded crossterm_winapi v0.1.4
[INFO] [stderr]   Downloaded crossterm_terminal v0.2.4
[INFO] [stderr]   Downloaded crossterm_input v0.3.6
[INFO] [stderr]   Downloaded crossterm_cursor v0.2.4
[INFO] [stderr]   Downloaded crossterm_style v0.3.3
[INFO] [stderr]   Downloaded crossterm v0.9.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d230a8be506b7f2ce05725ec686f0f1a8bea1758d5b56ff1fb2d396fad0c9ef
[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" "0d230a8be506b7f2ce05725ec686f0f1a8bea1758d5b56ff1fb2d396fad0c9ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d230a8be506b7f2ce05725ec686f0f1a8bea1758d5b56ff1fb2d396fad0c9ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d230a8be506b7f2ce05725ec686f0f1a8bea1758d5b56ff1fb2d396fad0c9ef", kill_on_drop: false }`
[INFO] [stdout] 0d230a8be506b7f2ce05725ec686f0f1a8bea1758d5b56ff1fb2d396fad0c9ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 434d1ac5d2281e047a9b36bb90d73251574168cbf7f9cfbff9f530617261b411
[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" "434d1ac5d2281e047a9b36bb90d73251574168cbf7f9cfbff9f530617261b411", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking crossterm_utils v0.2.3
[INFO] [stderr]     Checking crossterm_cursor v0.2.4
[INFO] [stderr]     Checking crossterm_screen v0.2.3
[INFO] [stderr]     Checking crossterm_style v0.3.3
[INFO] [stderr]     Checking crossterm_input v0.3.6
[INFO] [stderr]     Checking crossterm_terminal v0.2.4
[INFO] [stderr]     Checking crossterm v0.9.6
[INFO] [stderr]     Checking rsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Cache`
[INFO] [stdout]  --> src/path.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Cache {
[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: `add_entry`
[INFO] [stdout]   --> src/path.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn add_entry(&mut self, entry: DirEntry) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/path.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new() -> Cache {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has`
[INFO] [stdout]   --> src/path.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn has(&self, name: String) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_path`
[INFO] [stdout]   --> src/path.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_path(&self, name: String) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_path`
[INFO] [stdout]   --> src/path.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_path(&self, name: String) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "434d1ac5d2281e047a9b36bb90d73251574168cbf7f9cfbff9f530617261b411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "434d1ac5d2281e047a9b36bb90d73251574168cbf7f9cfbff9f530617261b411", kill_on_drop: false }`
[INFO] [stdout] 434d1ac5d2281e047a9b36bb90d73251574168cbf7f9cfbff9f530617261b411