[INFO] updating cached repository https://github.com/plscar/r_server
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5999c50e90ca0351c7910a8e82232b29955928fd
[INFO] checking plscar/r_server against try#662bf71cc5bbfe44a109ab5b7205e12ec319754c for pr-67531
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplscar%2Fr_server" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  81% (323/397)   
Checking out files:  82% (326/397)   
Checking out files:  83% (330/397)   
Checking out files:  84% (334/397)   
Checking out files:  85% (338/397)   
Checking out files:  86% (342/397)   
Checking out files:  87% (346/397)   
Checking out files:  88% (350/397)   
Checking out files:  89% (354/397)   
Checking out files:  90% (358/397)   
Checking out files:  91% (362/397)   
Checking out files:  92% (366/397)   
Checking out files:  93% (370/397)   
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Checking out files:  95% (378/397)   
Checking out files:  96% (382/397)   
Checking out files:  97% (386/397)   
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Checking out files: 100% (397/397)   
Checking out files: 100% (397/397), done.
[INFO] validating manifest of git repo https://github.com/plscar/r_server on toolchain 662bf71cc5bbfe44a109ab5b7205e12ec319754c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/plscar/r_server
[INFO] finished tweaking git repo https://github.com/plscar/r_server
[INFO] tweaked toml for git repo https://github.com/plscar/r_server written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/plscar/r_server already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+662bf71cc5bbfe44a109ab5b7205e12ec319754c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87ff82394110387d0ac451df6550ed4e3c0dc3cb86caead77c1c8fdb27d94840
[INFO] running `"docker" "start" "-a" "87ff82394110387d0ac451df6550ed4e3c0dc3cb86caead77c1c8fdb27d94840"`
[INFO] [stderr]     Checking r_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected item, found keyword `let`
[INFO] [stderr]  --> src/common/declare.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | let myfunctions=HashMap::new();
[INFO] [stderr]   | ^^^ expected item
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `r_server`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: expected item, found keyword `let`
[INFO] [stderr]  --> src/common/declare.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | let myfunctions=HashMap::new();
[INFO] [stderr]   | ^^^ expected item
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `r_server`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "87ff82394110387d0ac451df6550ed4e3c0dc3cb86caead77c1c8fdb27d94840"`
[INFO] running `"docker" "rm" "-f" "87ff82394110387d0ac451df6550ed4e3c0dc3cb86caead77c1c8fdb27d94840"`
[INFO] [stdout] 87ff82394110387d0ac451df6550ed4e3c0dc3cb86caead77c1c8fdb27d94840