[INFO] updating cached repository https://github.com/rrkjonnapalli/rust_intro
[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] 95a160baaf548afb4ce52ab59dbfd77d836b6a6b
[INFO] testing rrkjonnapalli/rust_intro against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrkjonnapalli%2Frust_intro" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rrkjonnapalli/rust_intro on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rrkjonnapalli/rust_intro
[INFO] finished tweaking git repo https://github.com/rrkjonnapalli/rust_intro
[INFO] tweaked toml for git repo https://github.com/rrkjonnapalli/rust_intro written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rrkjonnapalli/rust_intro already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8efc63c2c4454866639745564b1bc024b759af121c9ceee3442169f7bfccd78
[INFO] running `"docker" "start" "-a" "f8efc63c2c4454866639745564b1bc024b759af121c9ceee3442169f7bfccd78"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling text_io v0.1.6
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling quickersort v3.0.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling rust_intro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected expression, found `;`
[INFO] [stderr]   --> src/quick_sort.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |     quick_sort(;mut &arr, 0, 5);
[INFO] [stderr]    |                ^ expected expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate text_io;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust_intro`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f8efc63c2c4454866639745564b1bc024b759af121c9ceee3442169f7bfccd78"`
[INFO] running `"docker" "rm" "-f" "f8efc63c2c4454866639745564b1bc024b759af121c9ceee3442169f7bfccd78"`
[INFO] [stdout] f8efc63c2c4454866639745564b1bc024b759af121c9ceee3442169f7bfccd78