[INFO] updating cached repository PipocaQuemada/rainfuck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PipocaQuemada/rainfuck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PipocaQuemada/rainfuck" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/PipocaQuemada/rainfuck"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/PipocaQuemada/rainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PipocaQuemada/rainfuck" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/PipocaQuemada/rainfuck"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/PipocaQuemada/rainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dec4ad890606a61aeb34654ddcbac2c967e05995
[INFO] sha for GitHub repo PipocaQuemada/rainfuck: dec4ad890606a61aeb34654ddcbac2c967e05995
[INFO] validating manifest of PipocaQuemada/rainfuck on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PipocaQuemada/rainfuck on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing PipocaQuemada/rainfuck
[INFO] finished frobbing PipocaQuemada/rainfuck
[INFO] frobbed toml for PipocaQuemada/rainfuck written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/PipocaQuemada/rainfuck/Cargo.toml
[INFO] started frobbing PipocaQuemada/rainfuck
[INFO] finished frobbing PipocaQuemada/rainfuck
[INFO] frobbed toml for PipocaQuemada/rainfuck written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/PipocaQuemada/rainfuck/Cargo.toml
[INFO] crate PipocaQuemada/rainfuck has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking PipocaQuemada/rainfuck against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-7/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/PipocaQuemada/rainfuck:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1dfea8258f0ba10ff7f6fcfacaf2320a12573aad4ee43c69c954cf87007fac76
[INFO] running `"docker" "start" "-a" "1dfea8258f0ba10ff7f6fcfacaf2320a12573aad4ee43c69c954cf87007fac76"`
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking rainfuck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `return` value
[INFO] [stderr]   --> src/ast.rs:40:24
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 return (Some(acc));
[INFO] [stderr]    |                        ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `return` value
[INFO] [stderr]   --> src/ast.rs:40:24
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 return (Some(acc));
[INFO] [stderr]    |                        ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `parseLoop` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn parseLoop(code: &mut Chars, isLoop: bool) -> Option<Vec<AST>> {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `parse_loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isLoop` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn parseLoop(code: &mut Chars, isLoop: bool) -> Option<Vec<AST>> {
[INFO] [stderr]    |                                ^^^^^^ help: convert the identifier to snake case: `is_loop`
[INFO] [stderr] 
[INFO] [stderr] warning: function `executeWithVec` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn executeWithVec(code: &Vec<AST>, data: &mut Vec<u8>, mut pointer: usize) -> Option<usize> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_with_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `loopCode` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:78:23
[INFO] [stderr]    |
[INFO] [stderr] 78 |             AST::Loop(loopCode) => if data[pointer] != 0 {
[INFO] [stderr]    |                       ^^^^^^^^ help: convert the identifier to snake case: `loop_code`
[INFO] [stderr] 
[INFO] [stderr] warning: function `readSource` should have a snake case name
[INFO] [stderr]   --> src/main.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn readSource(filename: &str) -> std::io::Result<String> {
[INFO] [stderr]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `read_source`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     reader.read_to_string(&mut buffer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function `parseLoop` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn parseLoop(code: &mut Chars, isLoop: bool) -> Option<Vec<AST>> {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `parse_loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `isLoop` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn parseLoop(code: &mut Chars, isLoop: bool) -> Option<Vec<AST>> {
[INFO] [stderr]    |                                ^^^^^^ help: convert the identifier to snake case: `is_loop`
[INFO] [stderr] 
[INFO] [stderr] warning: function `executeWithVec` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:55:8
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub fn executeWithVec(code: &Vec<AST>, data: &mut Vec<u8>, mut pointer: usize) -> Option<usize> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_with_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `loopCode` should have a snake case name
[INFO] [stderr]   --> src/ast.rs:78:23
[INFO] [stderr]    |
[INFO] [stderr] 78 |             AST::Loop(loopCode) => if data[pointer] != 0 {
[INFO] [stderr]    |                       ^^^^^^^^ help: convert the identifier to snake case: `loop_code`
[INFO] [stderr] 
[INFO] [stderr] warning: function `readSource` should have a snake case name
[INFO] [stderr]   --> src/main.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn readSource(filename: &str) -> std::io::Result<String> {
[INFO] [stderr]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `read_source`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     reader.read_to_string(&mut buffer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `"docker" "inspect" "1dfea8258f0ba10ff7f6fcfacaf2320a12573aad4ee43c69c954cf87007fac76"`
[INFO] running `"docker" "rm" "-f" "1dfea8258f0ba10ff7f6fcfacaf2320a12573aad4ee43c69c954cf87007fac76"`
[INFO] [stdout] 1dfea8258f0ba10ff7f6fcfacaf2320a12573aad4ee43c69c954cf87007fac76