[INFO] updating cached repository rrkjonnapalli/rust_intro
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rrkjonnapalli/rust_intro
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rrkjonnapalli/rust_intro" "work/ex/beta-1.38-1/sources/1.37.0/gh/rrkjonnapalli/rust_intro"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rrkjonnapalli/rust_intro'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rrkjonnapalli/rust_intro" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rrkjonnapalli/rust_intro"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rrkjonnapalli/rust_intro'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 95a160baaf548afb4ce52ab59dbfd77d836b6a6b
[INFO] sha for GitHub repo rrkjonnapalli/rust_intro: 95a160baaf548afb4ce52ab59dbfd77d836b6a6b
[INFO] validating manifest of rrkjonnapalli/rust_intro on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rrkjonnapalli/rust_intro on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rrkjonnapalli/rust_intro
[INFO] finished frobbing rrkjonnapalli/rust_intro
[INFO] frobbed toml for rrkjonnapalli/rust_intro written to work/ex/beta-1.38-1/sources/1.37.0/gh/rrkjonnapalli/rust_intro/Cargo.toml
[INFO] started frobbing rrkjonnapalli/rust_intro
[INFO] finished frobbing rrkjonnapalli/rust_intro
[INFO] frobbed toml for rrkjonnapalli/rust_intro written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rrkjonnapalli/rust_intro/Cargo.toml
[INFO] crate rrkjonnapalli/rust_intro already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rrkjonnapalli/rust_intro against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rrkjonnapalli/rust_intro:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 25c4221103fab1fc0b65b6c2ef80cd55676a7728fd500a2440dff421609b0789
[INFO] running `"docker" "start" "-a" "25c4221103fab1fc0b65b6c2ef80cd55676a7728fd500a2440dff421609b0789"`
[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 quickersort v3.0.0
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling time v0.1.38
[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/crater/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
[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" "25c4221103fab1fc0b65b6c2ef80cd55676a7728fd500a2440dff421609b0789"`
[INFO] running `"docker" "rm" "-f" "25c4221103fab1fc0b65b6c2ef80cd55676a7728fd500a2440dff421609b0789"`
[INFO] [stdout] 25c4221103fab1fc0b65b6c2ef80cd55676a7728fd500a2440dff421609b0789