[INFO] updating cached repository patrickf2000/rbasic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/patrickf2000/rbasic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/patrickf2000/rbasic" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/patrickf2000/rbasic"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/patrickf2000/rbasic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/patrickf2000/rbasic" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/patrickf2000/rbasic"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/patrickf2000/rbasic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7a667b04556cf1879568a8ab68719bb55a44ac6d
[INFO] sha for GitHub repo patrickf2000/rbasic: 7a667b04556cf1879568a8ab68719bb55a44ac6d
[INFO] validating manifest of patrickf2000/rbasic on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of patrickf2000/rbasic on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing patrickf2000/rbasic
[INFO] finished frobbing patrickf2000/rbasic
[INFO] frobbed toml for patrickf2000/rbasic written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/patrickf2000/rbasic/Cargo.toml
[INFO] started frobbing patrickf2000/rbasic
[INFO] finished frobbing patrickf2000/rbasic
[INFO] frobbed toml for patrickf2000/rbasic written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/patrickf2000/rbasic/Cargo.toml
[INFO] crate patrickf2000/rbasic has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking patrickf2000/rbasic against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-5/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/patrickf2000/rbasic:/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=forbid" "-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" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 31cf4ae1fd8964311860017a23419ba5864bac1130403a3f031f26b9d0da99a1
[INFO] running `"docker" "start" "-a" "31cf4ae1fd8964311860017a23419ba5864bac1130403a3f031f26b9d0da99a1"`
[INFO] [stderr]     Checking rbasic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `index` is assigned to, but never used
[INFO] [stderr]    --> src/interpreter.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 let mut index = 0;
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr]     = note: consider using `_index` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `backup_vars` is never read
[INFO] [stderr]    --> src/interpreter.rs:225:10
[INFO] [stderr]     |
[INFO] [stderr] 225 |     let mut backup_vars:Vec<Var> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ret` is never read
[INFO] [stderr]    --> src/vars.rs:146:10
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let mut ret = String::new();
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/main.rs:85:6
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let file = match File::open(f.to_string()) {
[INFO] [stderr]    |         ^^^^ help: consider using `_file` instead
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trim_loops`
[INFO] [stderr]    --> src/interpreter.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | fn trim_loops(loops:Vec<Loop>, depth:i32) -> Vec<Loop> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `index` is assigned to, but never used
[INFO] [stderr]    --> src/interpreter.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |                 let mut index = 0;
[INFO] [stderr]     |                         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr]     = note: consider using `_index` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `backup_vars` is never read
[INFO] [stderr]    --> src/interpreter.rs:225:10
[INFO] [stderr]     |
[INFO] [stderr] 225 |     let mut backup_vars:Vec<Var> = Vec::new();
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ret` is never read
[INFO] [stderr]    --> src/vars.rs:146:10
[INFO] [stderr]     |
[INFO] [stderr] 146 |     let mut ret = String::new();
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `file`
[INFO] [stderr]   --> src/main.rs:85:6
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let file = match File::open(f.to_string()) {
[INFO] [stderr]    |         ^^^^ help: consider using `_file` instead
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `trim_loops`
[INFO] [stderr]    --> src/interpreter.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | fn trim_loops(loops:Vec<Loop>, depth:i32) -> Vec<Loop> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "31cf4ae1fd8964311860017a23419ba5864bac1130403a3f031f26b9d0da99a1"`
[INFO] running `"docker" "rm" "-f" "31cf4ae1fd8964311860017a23419ba5864bac1130403a3f031f26b9d0da99a1"`
[INFO] [stdout] 31cf4ae1fd8964311860017a23419ba5864bac1130403a3f031f26b9d0da99a1