[INFO] updating cached repository https://github.com/Mrowqa/latte-compiler
[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] b10d96532b04ea132f20cc250675f90a8aa58b55
[INFO] testing Mrowqa/latte-compiler against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMrowqa%2Flatte-compiler" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mrowqa/latte-compiler 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/Mrowqa/latte-compiler
[INFO] finished tweaking git repo https://github.com/Mrowqa/latte-compiler
[INFO] tweaked toml for git repo https://github.com/Mrowqa/latte-compiler written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Mrowqa/latte-compiler 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 519c97b5f0f16b3d6129f375c6c11c78c0f6b462b1312d80a9c3cdf64437a4de
[INFO] running `"docker" "start" "-a" "519c97b5f0f16b3d6129f375c6c11c78c0f6b462b1312d80a9c3cdf64437a4de"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling lalrpop-util v0.16.2
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling colored v1.6.1
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling ena v0.10.1
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.2
[INFO] [stderr]    Compiling latte-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6872:5
[INFO] [stderr]      |
[INFO] [stderr] 6872 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7057:5
[INFO] [stderr]      |
[INFO] [stderr] 7057 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7101:5
[INFO] [stderr]      |
[INFO] [stderr] 7101 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7128:5
[INFO] [stderr]      |
[INFO] [stderr] 7128 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7238:5
[INFO] [stderr]      |
[INFO] [stderr] 7238 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7251:5
[INFO] [stderr]      |
[INFO] [stderr] 7251 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7264:5
[INFO] [stderr]      |
[INFO] [stderr] 7264 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7277:5
[INFO] [stderr]      |
[INFO] [stderr] 7277 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7290:5
[INFO] [stderr]      |
[INFO] [stderr] 7290 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7303:5
[INFO] [stderr]      |
[INFO] [stderr] 7303 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7334:5
[INFO] [stderr]      |
[INFO] [stderr] 7334 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7653:5
[INFO] [stderr]      |
[INFO] [stderr] 7653 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7981:5
[INFO] [stderr]      |
[INFO] [stderr] 7981 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8013:5
[INFO] [stderr]      |
[INFO] [stderr] 8013 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8045:5
[INFO] [stderr]      |
[INFO] [stderr] 8045 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8077:5
[INFO] [stderr]      |
[INFO] [stderr] 8077 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8109:5
[INFO] [stderr]      |
[INFO] [stderr] 8109 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8168:5
[INFO] [stderr]      |
[INFO] [stderr] 8168 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8558:5
[INFO] [stderr]      |
[INFO] [stderr] 8558 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8708:5
[INFO] [stderr]      |
[INFO] [stderr] 8708 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9028:5
[INFO] [stderr]      |
[INFO] [stderr] 9028 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9096:5
[INFO] [stderr]      |
[INFO] [stderr] 9096 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6823:36
[INFO] [stderr]      |
[INFO] [stderr] 6823 |             let __text = self.text.trim_left();
[INFO] [stderr]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:463:29
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:482:29
[INFO] [stderr]     |
[INFO] [stderr] 482 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `"docker" "inspect" "519c97b5f0f16b3d6129f375c6c11c78c0f6b462b1312d80a9c3cdf64437a4de"`
[INFO] running `"docker" "rm" "-f" "519c97b5f0f16b3d6129f375c6c11c78c0f6b462b1312d80a9c3cdf64437a4de"`
[INFO] [stdout] 519c97b5f0f16b3d6129f375c6c11c78c0f6b462b1312d80a9c3cdf64437a4de
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67c11297d3aeee77bdbdd478b4154a1763d586a3731c1d281d0df957d8c33343
[INFO] running `"docker" "start" "-a" "67c11297d3aeee77bdbdd478b4154a1763d586a3731c1d281d0df957d8c33343"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling latte-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6872:5
[INFO] [stderr]      |
[INFO] [stderr] 6872 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7057:5
[INFO] [stderr]      |
[INFO] [stderr] 7057 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7101:5
[INFO] [stderr]      |
[INFO] [stderr] 7101 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7128:5
[INFO] [stderr]      |
[INFO] [stderr] 7128 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7238:5
[INFO] [stderr]      |
[INFO] [stderr] 7238 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7251:5
[INFO] [stderr]      |
[INFO] [stderr] 7251 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7264:5
[INFO] [stderr]      |
[INFO] [stderr] 7264 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7277:5
[INFO] [stderr]      |
[INFO] [stderr] 7277 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7290:5
[INFO] [stderr]      |
[INFO] [stderr] 7290 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7303:5
[INFO] [stderr]      |
[INFO] [stderr] 7303 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7334:5
[INFO] [stderr]      |
[INFO] [stderr] 7334 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7653:5
[INFO] [stderr]      |
[INFO] [stderr] 7653 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7981:5
[INFO] [stderr]      |
[INFO] [stderr] 7981 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8013:5
[INFO] [stderr]      |
[INFO] [stderr] 8013 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8045:5
[INFO] [stderr]      |
[INFO] [stderr] 8045 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8077:5
[INFO] [stderr]      |
[INFO] [stderr] 8077 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8109:5
[INFO] [stderr]      |
[INFO] [stderr] 8109 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8168:5
[INFO] [stderr]      |
[INFO] [stderr] 8168 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8558:5
[INFO] [stderr]      |
[INFO] [stderr] 8558 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8708:5
[INFO] [stderr]      |
[INFO] [stderr] 8708 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9028:5
[INFO] [stderr]      |
[INFO] [stderr] 9028 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9096:5
[INFO] [stderr]      |
[INFO] [stderr] 9096 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6823:36
[INFO] [stderr]      |
[INFO] [stderr] 6823 |             let __text = self.text.trim_left();
[INFO] [stderr]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:463:29
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:482:29
[INFO] [stderr]     |
[INFO] [stderr] 482 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6872:5
[INFO] [stderr]      |
[INFO] [stderr] 6872 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7057:5
[INFO] [stderr]      |
[INFO] [stderr] 7057 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7101:5
[INFO] [stderr]      |
[INFO] [stderr] 7101 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7128:5
[INFO] [stderr]      |
[INFO] [stderr] 7128 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7238:5
[INFO] [stderr]      |
[INFO] [stderr] 7238 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7251:5
[INFO] [stderr]      |
[INFO] [stderr] 7251 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7264:5
[INFO] [stderr]      |
[INFO] [stderr] 7264 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7277:5
[INFO] [stderr]      |
[INFO] [stderr] 7277 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7290:5
[INFO] [stderr]      |
[INFO] [stderr] 7290 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7303:5
[INFO] [stderr]      |
[INFO] [stderr] 7303 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7334:5
[INFO] [stderr]      |
[INFO] [stderr] 7334 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7653:5
[INFO] [stderr]      |
[INFO] [stderr] 7653 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7981:5
[INFO] [stderr]      |
[INFO] [stderr] 7981 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8013:5
[INFO] [stderr]      |
[INFO] [stderr] 8013 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8045:5
[INFO] [stderr]      |
[INFO] [stderr] 8045 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8077:5
[INFO] [stderr]      |
[INFO] [stderr] 8077 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8109:5
[INFO] [stderr]      |
[INFO] [stderr] 8109 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8168:5
[INFO] [stderr]      |
[INFO] [stderr] 8168 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8558:5
[INFO] [stderr]      |
[INFO] [stderr] 8558 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8708:5
[INFO] [stderr]      |
[INFO] [stderr] 8708 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9028:5
[INFO] [stderr]      |
[INFO] [stderr] 9028 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9096:5
[INFO] [stderr]      |
[INFO] [stderr] 9096 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6823:36
[INFO] [stderr]      |
[INFO] [stderr] 6823 |             let __text = self.text.trim_left();
[INFO] [stderr]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:463:29
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:482:29
[INFO] [stderr]     |
[INFO] [stderr] 482 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.61s
[INFO] running `"docker" "inspect" "67c11297d3aeee77bdbdd478b4154a1763d586a3731c1d281d0df957d8c33343"`
[INFO] running `"docker" "rm" "-f" "67c11297d3aeee77bdbdd478b4154a1763d586a3731c1d281d0df957d8c33343"`
[INFO] [stdout] 67c11297d3aeee77bdbdd478b4154a1763d586a3731c1d281d0df957d8c33343
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f16f94cc5314bd9acc55632917f220f7b89885d89a0add81b171a0b7f9a4ee56
[INFO] running `"docker" "start" "-a" "f16f94cc5314bd9acc55632917f220f7b89885d89a0add81b171a0b7f9a4ee56"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6872:5
[INFO] [stderr]      |
[INFO] [stderr] 6872 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6872:5
[INFO] [stderr]      |
[INFO] [stderr] 6872 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7057:5
[INFO] [stderr]      |
[INFO] [stderr] 7057 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7057:5
[INFO] [stderr]      |
[INFO] [stderr] 7057 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7101:5
[INFO] [stderr]      |
[INFO] [stderr] 7101 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7101:5
[INFO] [stderr]      |
[INFO] [stderr] 7101 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7128:5
[INFO] [stderr]      |
[INFO] [stderr] 7128 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7128:5
[INFO] [stderr]      |
[INFO] [stderr] 7128 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7238:5
[INFO] [stderr]      |
[INFO] [stderr] 7238 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7238:5
[INFO] [stderr]      |
[INFO] [stderr] 7238 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7251:5
[INFO] [stderr]      |
[INFO] [stderr] 7251 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7251:5
[INFO] [stderr]      |
[INFO] [stderr] 7251 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7264:5
[INFO] [stderr]      |
[INFO] [stderr] 7264 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7264:5
[INFO] [stderr]      |
[INFO] [stderr] 7264 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7277:5
[INFO] [stderr]      |
[INFO] [stderr] 7277 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7277:5
[INFO] [stderr]      |
[INFO] [stderr] 7277 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7290:5
[INFO] [stderr]      |
[INFO] [stderr] 7290 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7303:5
[INFO] [stderr]      |
[INFO] [stderr] 7303 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7290:5
[INFO] [stderr]      |
[INFO] [stderr] 7290 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7334:5
[INFO] [stderr]      |
[INFO] [stderr] 7334 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7303:5
[INFO] [stderr]      |
[INFO] [stderr] 7303 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7653:5
[INFO] [stderr]      |
[INFO] [stderr] 7653 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7334:5
[INFO] [stderr]      |
[INFO] [stderr] 7334 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7981:5
[INFO] [stderr]      |
[INFO] [stderr] 7981 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7653:5
[INFO] [stderr]      |
[INFO] [stderr] 7653 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8013:5
[INFO] [stderr]      |
[INFO] [stderr] 8013 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:7981:5
[INFO] [stderr]      |
[INFO] [stderr] 7981 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8045:5
[INFO] [stderr]      |
[INFO] [stderr] 8045 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8013:5
[INFO] [stderr]      |
[INFO] [stderr] 8013 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8077:5
[INFO] [stderr]      |
[INFO] [stderr] 8077 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8109:5
[INFO] [stderr]      |
[INFO] [stderr] 8109 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8045:5
[INFO] [stderr]      |
[INFO] [stderr] 8045 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8168:5
[INFO] [stderr]      |
[INFO] [stderr] 8168 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8077:5
[INFO] [stderr]      |
[INFO] [stderr] 8077 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8558:5
[INFO] [stderr]      |
[INFO] [stderr] 8558 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8109:5
[INFO] [stderr]      |
[INFO] [stderr] 8109 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8708:5
[INFO] [stderr]      |
[INFO] [stderr] 8708 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8168:5
[INFO] [stderr]      |
[INFO] [stderr] 8168 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9028:5
[INFO] [stderr]      |
[INFO] [stderr] 9028 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8558:5
[INFO] [stderr]      |
[INFO] [stderr] 8558 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9096:5
[INFO] [stderr]      |
[INFO] [stderr] 9096 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:8708:5
[INFO] [stderr]      |
[INFO] [stderr] 8708 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9028:5
[INFO] [stderr]      |
[INFO] [stderr] 9028 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6823:36
[INFO] [stderr]      |
[INFO] [stderr] 6823 |             let __text = self.text.trim_left();
[INFO] [stderr]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:9096:5
[INFO] [stderr]      |
[INFO] [stderr] 9096 |     (__0)
[INFO] [stderr]      |     ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:463:29
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]     --> /opt/rustwide/target/debug/build/latte-compiler-c8ee380eec1323ca/out/parser/latte.rs:6823:36
[INFO] [stderr]      |
[INFO] [stderr] 6823 |             let __text = self.text.trim_left();
[INFO] [stderr]      |                                    ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:482:29
[INFO] [stderr]     |
[INFO] [stderr] 482 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:463:29
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/codegen/function.rs:482:29
[INFO] [stderr]     |
[INFO] [stderr] 482 |                         let mut end_body_label = self.process_block(block, body_label, false);
[INFO] [stderr]     |                             ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/latte_compiler-c45ef5d435e8bc8b
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/latte_compiler-94ab77db6c10b82a
[INFO] [stderr]    Doc-tests latte-compiler
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f16f94cc5314bd9acc55632917f220f7b89885d89a0add81b171a0b7f9a4ee56"`
[INFO] running `"docker" "rm" "-f" "f16f94cc5314bd9acc55632917f220f7b89885d89a0add81b171a0b7f9a4ee56"`
[INFO] [stdout] f16f94cc5314bd9acc55632917f220f7b89885d89a0add81b171a0b7f9a4ee56