[INFO] cloning repository https://github.com/AlinBorcea/SimpleExprEvaluatorRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlinBorcea/SimpleExprEvaluatorRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlinBorcea%2FSimpleExprEvaluatorRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlinBorcea%2FSimpleExprEvaluatorRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22f55ba2e11db5a5f6c9863ef7a510647785513b
[INFO] checking AlinBorcea/SimpleExprEvaluatorRust against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlinBorcea%2FSimpleExprEvaluatorRust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlinBorcea/SimpleExprEvaluatorRust
[INFO] finished tweaking git repo https://github.com/AlinBorcea/SimpleExprEvaluatorRust
[INFO] tweaked toml for git repo https://github.com/AlinBorcea/SimpleExprEvaluatorRust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlinBorcea/SimpleExprEvaluatorRust on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlinBorcea/SimpleExprEvaluatorRust 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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb8b8863247fb3626ce7d730295a62af379f5a441030dcb5bd363d9bffa3a58f
[INFO] running `Command { std: "docker" "start" "-a" "cb8b8863247fb3626ce7d730295a62af379f5a441030dcb5bd363d9bffa3a58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb8b8863247fb3626ce7d730295a62af379f5a441030dcb5bd363d9bffa3a58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8b8863247fb3626ce7d730295a62af379f5a441030dcb5bd363d9bffa3a58f", kill_on_drop: false }`
[INFO] [stdout] cb8b8863247fb3626ce7d730295a62af379f5a441030dcb5bd363d9bffa3a58f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc44b6f5ee8814980ac05bef7e8e4b35b9d104099cedb25194f6a4c0f9f363a0
[INFO] running `Command { std: "docker" "start" "-a" "fc44b6f5ee8814980ac05bef7e8e4b35b9d104099cedb25194f6a4c0f9f363a0", kill_on_drop: false }`
[INFO] [stderr]     Checking expr_eval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:223:1
[INFO] [stdout]     |
[INFO] [stdout] 223 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(args: &Vec<String>) -> Result<Config, &str> {
[INFO] [stdout]    |                      ^^^^^^^^^^^^            ------  ---- the lifetimes get resolved as `'_`
[INFO] [stdout]    |                      |                       |
[INFO] [stdout]    |                      |                       the lifetimes get resolved as `'_`
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(args: &Vec<String>) -> Result<Config<'_>, &str> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:15:22
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(args: &Vec<String>) -> Result<Config, &str> {
[INFO] [stdout]    |                      ^^^^^^^^^^^^            ------  ---- the lifetimes get resolved as `'_`
[INFO] [stdout]    |                      |                       |
[INFO] [stdout]    |                      |                       the lifetimes get resolved as `'_`
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(args: &Vec<String>) -> Result<Config<'_>, &str> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "fc44b6f5ee8814980ac05bef7e8e4b35b9d104099cedb25194f6a4c0f9f363a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc44b6f5ee8814980ac05bef7e8e4b35b9d104099cedb25194f6a4c0f9f363a0", kill_on_drop: false }`
[INFO] [stdout] fc44b6f5ee8814980ac05bef7e8e4b35b9d104099cedb25194f6a4c0f9f363a0
