[INFO] cloning repository https://github.com/YitzhakAndrade/rust-hello-world
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YitzhakAndrade/rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYitzhakAndrade%2Frust-hello-world"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYitzhakAndrade%2Frust-hello-world'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a4815559927fa4a9c3d6003f84af5e6e4d3eccd
[INFO] checking YitzhakAndrade/rust-hello-world against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYitzhakAndrade%2Frust-hello-world" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YitzhakAndrade/rust-hello-world on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/YitzhakAndrade/rust-hello-world
[INFO] finished tweaking git repo https://github.com/YitzhakAndrade/rust-hello-world
[INFO] tweaked toml for git repo https://github.com/YitzhakAndrade/rust-hello-world written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/YitzhakAndrade/rust-hello-world already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7cec0f3e12b9509c23071176e2f2309c12d79a9d4369e1d0ab994d49bc971988
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7cec0f3e12b9509c23071176e2f2309c12d79a9d4369e1d0ab994d49bc971988"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking roadshow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `grita`
[INFO] [stderr]  --> src/main.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn grita(string: String) {
[INFO] [stderr]   |    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exercicio_loop`
[INFO] [stderr]   --> src/main.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn exercicio_loop() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `canta`
[INFO] [stderr]   --> src/main.rs:74:4
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn canta(n: i32) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exercicio_if`
[INFO] [stderr]   --> src/main.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn exercicio_if() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `par`
[INFO] [stderr]    --> src/main.rs:118:4
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn par(n: i32) -> &'static str {
[INFO] [stderr]     |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `impar`
[INFO] [stderr]    --> src/main.rs:126:4
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn impar(n: i32) -> String {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `grita`
[INFO] [stderr]  --> src/main.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn grita(string: String) {
[INFO] [stderr]   |    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exercicio_loop`
[INFO] [stderr]   --> src/main.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn exercicio_loop() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `canta`
[INFO] [stderr]   --> src/main.rs:74:4
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn canta(n: i32) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exercicio_if`
[INFO] [stderr]   --> src/main.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn exercicio_if() {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `par`
[INFO] [stderr]    --> src/main.rs:118:4
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn par(n: i32) -> &'static str {
[INFO] [stderr]     |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `impar`
[INFO] [stderr]    --> src/main.rs:126:4
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn impar(n: i32) -> String {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.17s
[INFO] running `"docker" "inspect" "7cec0f3e12b9509c23071176e2f2309c12d79a9d4369e1d0ab994d49bc971988"`
[INFO] running `"docker" "rm" "-f" "7cec0f3e12b9509c23071176e2f2309c12d79a9d4369e1d0ab994d49bc971988"`
[INFO] [stdout] 7cec0f3e12b9509c23071176e2f2309c12d79a9d4369e1d0ab994d49bc971988