[INFO] fetching crate evaltrees 0.1.0...
[INFO] testing evaltrees-0.1.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate evaltrees 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate evaltrees 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evaltrees 0.1.0
[INFO] finished tweaking crates.io crate evaltrees 0.1.0
[INFO] tweaked toml for crates.io crate evaltrees 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-array v0.9.1
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[INFO] [stderr]   Downloaded symbol v0.1.9
[INFO] [stderr]   Downloaded lalrpop-util v0.15.2
[INFO] [stderr]   Downloaded display_attr v0.1.1
[INFO] [stderr]   Downloaded lalrpop-snap v0.15.2
[INFO] [stderr]   Downloaded lalrpop v0.15.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdd643a5cf0bf5ed21bb709bcbd855b2bea94aeca73b4e0c349285cd417a0fc2
[INFO] running `Command { std: "docker" "start" "-a" "bdd643a5cf0bf5ed21bb709bcbd855b2bea94aeca73b4e0c349285cd417a0fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdd643a5cf0bf5ed21bb709bcbd855b2bea94aeca73b4e0c349285cd417a0fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd643a5cf0bf5ed21bb709bcbd855b2bea94aeca73b4e0c349285cd417a0fc2", kill_on_drop: false }`
[INFO] [stdout] bdd643a5cf0bf5ed21bb709bcbd855b2bea94aeca73b4e0c349285cd417a0fc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edce0bb61137c0476046c02e37151f13b572955de12c1e39f26aca7f37461a5f
[INFO] running `Command { std: "docker" "start" "-a" "edce0bb61137c0476046c02e37151f13b572955de12c1e39f26aca7f37461a5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
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[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling thread_local v0.3.6
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[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling term v0.4.6
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[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling lalrpop-util v0.15.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]    Compiling ena v0.5.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling symbol v0.1.9
[INFO] [stderr]    Compiling linked_hash_set v0.1.4
[INFO] [stderr]    Compiling generic-array v0.9.1
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling lalrpop-snap v0.15.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling display_attr v0.1.1
[INFO] [stderr]    Compiling lalrpop v0.15.2
[INFO] [stderr]    Compiling evaltrees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9607:5
[INFO] [stdout]      |
[INFO] [stdout] 9607 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9607 -     (__0)
[INFO] [stdout] 9607 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9618:5
[INFO] [stdout]      |
[INFO] [stdout] 9618 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9618 -     (__0)
[INFO] [stdout] 9618 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9629:5
[INFO] [stdout]      |
[INFO] [stdout] 9629 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9629 -     (__0)
[INFO] [stdout] 9629 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9640:5
[INFO] [stdout]      |
[INFO] [stdout] 9640 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9640 -     (__0)
[INFO] [stdout] 9640 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9809:5
[INFO] [stdout]      |
[INFO] [stdout] 9809 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9809 -     (__0)
[INFO] [stdout] 9809 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9875:5
[INFO] [stdout]      |
[INFO] [stdout] 9875 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9875 -     (__0)
[INFO] [stdout] 9875 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9912:5
[INFO] [stdout]      |
[INFO] [stdout] 9912 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9912 -     (__0)
[INFO] [stdout] 9912 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9962:5
[INFO] [stdout]      |
[INFO] [stdout] 9962 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9962 -     (__0)
[INFO] [stdout] 9962 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9985:5
[INFO] [stdout]      |
[INFO] [stdout] 9985 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9985 -     (__0)
[INFO] [stdout] 9985 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> src/cst/parser/grammar.rs:10074:5
[INFO] [stdout]       |
[INFO] [stdout] 10074 |     (__0)
[INFO] [stdout]       |     ^   ^
[INFO] [stdout]       |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]       |
[INFO] [stdout] 10074 -     (__0)
[INFO] [stdout] 10074 +     __0
[INFO] [stdout]       |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/repl.rs:14:40
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<Evaluator>),
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<dyn Evaluator>),
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `failure::core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9560:36
[INFO] [stdout]      |
[INFO] [stdout] 9560 |             let __text = self.text.trim_left();
[INFO] [stdout]      |                                    ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 9560 |             let __text = self.text.trim_start();
[INFO] [stdout]      |                                    ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.15.2, lalrpop-snap v0.15.2, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "edce0bb61137c0476046c02e37151f13b572955de12c1e39f26aca7f37461a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edce0bb61137c0476046c02e37151f13b572955de12c1e39f26aca7f37461a5f", kill_on_drop: false }`
[INFO] [stdout] edce0bb61137c0476046c02e37151f13b572955de12c1e39f26aca7f37461a5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 721abb472b242f42d6ee71057e8b5c2c1b51389ea93577372e1e9d64397f54fc
[INFO] running `Command { std: "docker" "start" "-a" "721abb472b242f42d6ee71057e8b5c2c1b51389ea93577372e1e9d64397f54fc", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9607:5
[INFO] [stdout]      |
[INFO] [stdout] 9607 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9607 -     (__0)
[INFO] [stdout] 9607 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9618:5
[INFO] [stdout]      |
[INFO] [stdout] 9618 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9618 -     (__0)
[INFO] [stdout] 9618 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9629:5
[INFO] [stdout]      |
[INFO] [stdout] 9629 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9629 -     (__0)
[INFO] [stdout] 9629 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9640:5
[INFO] [stdout]      |
[INFO] [stdout] 9640 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9640 -     (__0)
[INFO] [stdout] 9640 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9809:5
[INFO] [stdout]      |
[INFO] [stdout] 9809 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9809 -     (__0)
[INFO] [stdout] 9809 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9875:5
[INFO] [stdout]      |
[INFO] [stdout] 9875 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9875 -     (__0)
[INFO] [stdout] 9875 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9912:5
[INFO] [stdout]      |
[INFO] [stdout] 9912 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9912 -     (__0)
[INFO] [stdout] 9912 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9962:5
[INFO] [stdout]      |
[INFO] [stdout] 9962 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9962 -     (__0)
[INFO] [stdout] 9962 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9985:5
[INFO] [stdout]      |
[INFO] [stdout] 9985 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9985 -     (__0)
[INFO] [stdout] 9985 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> src/cst/parser/grammar.rs:10074:5
[INFO] [stdout]       |
[INFO] [stdout] 10074 |     (__0)
[INFO] [stdout]       |     ^   ^
[INFO] [stdout]       |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]       |
[INFO] [stdout] 10074 -     (__0)
[INFO] [stdout] 10074 +     __0
[INFO] [stdout]       |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/repl.rs:14:40
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<Evaluator>),
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<dyn Evaluator>),
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `failure::core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9560:36
[INFO] [stdout]      |
[INFO] [stdout] 9560 |             let __text = self.text.trim_left();
[INFO] [stdout]      |                                    ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 9560 |             let __text = self.text.trim_start();
[INFO] [stdout]      |                                    ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling evaltrees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9607:5
[INFO] [stdout]      |
[INFO] [stdout] 9607 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9607 -     (__0)
[INFO] [stdout] 9607 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9618:5
[INFO] [stdout]      |
[INFO] [stdout] 9618 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9618 -     (__0)
[INFO] [stdout] 9618 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9629:5
[INFO] [stdout]      |
[INFO] [stdout] 9629 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9629 -     (__0)
[INFO] [stdout] 9629 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9640:5
[INFO] [stdout]      |
[INFO] [stdout] 9640 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9640 -     (__0)
[INFO] [stdout] 9640 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9809:5
[INFO] [stdout]      |
[INFO] [stdout] 9809 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9809 -     (__0)
[INFO] [stdout] 9809 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9875:5
[INFO] [stdout]      |
[INFO] [stdout] 9875 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9875 -     (__0)
[INFO] [stdout] 9875 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9912:5
[INFO] [stdout]      |
[INFO] [stdout] 9912 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9912 -     (__0)
[INFO] [stdout] 9912 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9962:5
[INFO] [stdout]      |
[INFO] [stdout] 9962 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9962 -     (__0)
[INFO] [stdout] 9962 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9985:5
[INFO] [stdout]      |
[INFO] [stdout] 9985 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 9985 -     (__0)
[INFO] [stdout] 9985 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]      --> src/cst/parser/grammar.rs:10074:5
[INFO] [stdout]       |
[INFO] [stdout] 10074 |     (__0)
[INFO] [stdout]       |     ^   ^
[INFO] [stdout]       |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]       |
[INFO] [stdout] 10074 -     (__0)
[INFO] [stdout] 10074 +     __0
[INFO] [stdout]       |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/repl.rs:14:40
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<Evaluator>),
[INFO] [stdout]    |                                        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<dyn Evaluator>),
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `failure::core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]     --> src/cst/parser/grammar.rs:9560:36
[INFO] [stdout]      |
[INFO] [stdout] 9560 |             let __text = self.text.trim_left();
[INFO] [stdout]      |                                    ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 9560 |             let __text = self.text.trim_start();
[INFO] [stdout]      |                                    ~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.85s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.15.2, lalrpop-snap v0.15.2, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "721abb472b242f42d6ee71057e8b5c2c1b51389ea93577372e1e9d64397f54fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721abb472b242f42d6ee71057e8b5c2c1b51389ea93577372e1e9d64397f54fc", kill_on_drop: false }`
[INFO] [stdout] 721abb472b242f42d6ee71057e8b5c2c1b51389ea93577372e1e9d64397f54fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 602e45b79aa653823b46aaba478fd4be722eb169f0cd4622a9373c33012fc47a
[INFO] running `Command { std: "docker" "start" "-a" "602e45b79aa653823b46aaba478fd4be722eb169f0cd4622a9373c33012fc47a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9607:5
[INFO] [stderr]      |
[INFO] [stderr] 9607 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9607 -     (__0)
[INFO] [stderr] 9607 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9618:5
[INFO] [stderr]      |
[INFO] [stderr] 9618 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9618 -     (__0)
[INFO] [stderr] 9618 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9629:5
[INFO] [stderr]      |
[INFO] [stderr] 9629 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9629 -     (__0)
[INFO] [stderr] 9629 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9640:5
[INFO] [stderr]      |
[INFO] [stderr] 9640 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9640 -     (__0)
[INFO] [stderr] 9640 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9809:5
[INFO] [stderr]      |
[INFO] [stderr] 9809 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9809 -     (__0)
[INFO] [stderr] 9809 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9875:5
[INFO] [stderr]      |
[INFO] [stderr] 9875 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9875 -     (__0)
[INFO] [stderr] 9875 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9912:5
[INFO] [stderr]      |
[INFO] [stderr] 9912 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9912 -     (__0)
[INFO] [stderr] 9912 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9962:5
[INFO] [stderr]      |
[INFO] [stderr] 9962 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9962 -     (__0)
[INFO] [stderr] 9962 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9985:5
[INFO] [stderr]      |
[INFO] [stderr] 9985 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9985 -     (__0)
[INFO] [stderr] 9985 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> src/cst/parser/grammar.rs:10074:5
[INFO] [stderr]       |
[INFO] [stderr] 10074 |     (__0)
[INFO] [stderr]       |     ^   ^
[INFO] [stderr]       |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]       |
[INFO] [stderr] 10074 -     (__0)
[INFO] [stderr] 10074 +     __0
[INFO] [stderr]       |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/repl.rs:14:40
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<Evaluator>),
[INFO] [stderr]    |                                        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<dyn Evaluator>),
[INFO] [stderr]    |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `failure::core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stderr]     --> src/cst/parser/grammar.rs:9560:36
[INFO] [stderr]      |
[INFO] [stderr] 9560 |             let __text = self.text.trim_left();
[INFO] [stderr]      |                                    ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]      |
[INFO] [stderr] 9560 |             let __text = self.text.trim_start();
[INFO] [stderr]      |                                    ~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `evaltrees` (lib) generated 12 warnings (run `cargo fix --lib -p evaltrees` to apply 12 suggestions)
[INFO] [stderr] warning: `evaltrees` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.15.2, lalrpop-snap v0.15.2, syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/evaltrees-0d4c8fd5eeb06b07)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test ast::display::tests::type_forall_precedence ... ok
[INFO] [stdout] test ast::display::tests::type_list_precedence ... ok
[INFO] [stdout] test ast::display::tests::type_func_precedence ... ok
[INFO] [stdout] test cst::display::tests::if_prec ... ok
[INFO] [stdout] test cst::display::tests::call ... ok
[INFO] [stdout] test cst::display::tests::math_noparens ... ok
[INFO] [stdout] test cst::display::tests::math_parens ... ok
[INFO] [stdout] test cst::display::tests::subtraction ... ok
[INFO] [stdout] test eval::name::tests::infinite ... ok
[INFO] [stdout] test eval::name::tests::app ... ok
[INFO] [stdout] test eval::lazy::tests::app ... ok
[INFO] [stdout] test eval::value::tests::app ... ok
[INFO] [stdout] test eval::name::tests::id_int ... ok
[INFO] [stdout] test eval::name::tests::strictness ... ok
[INFO] [stdout] test eval::lazy::tests::infinite ... ok
[INFO] [stdout] test eval::lazy::tests::id_int ... ok
[INFO] [stdout] test eval::lazy::tests::strictness ... ok
[INFO] [stdout] test typeck::tests::poly_id ... ok
[INFO] [stdout] test typeck::tests::map_map ... ok
[INFO] [stdout] test eval::lazy::tests::sharing ... ok
[INFO] [stdout] test cst::parser::tests::calls ... ok
[INFO] [stdout] test cst::parser::tests::math_precedence ... ok
[INFO] [stdout] test cst::parser::tests::lists ... ok
[INFO] [stdout] test cst::parser::tests::commands ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests evaltrees
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9607:5
[INFO] [stderr]      |
[INFO] [stderr] 9607 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9607 -     (__0)
[INFO] [stderr] 9607 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9618:5
[INFO] [stderr]      |
[INFO] [stderr] 9618 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9618 -     (__0)
[INFO] [stderr] 9618 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9629:5
[INFO] [stderr]      |
[INFO] [stderr] 9629 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9629 -     (__0)
[INFO] [stderr] 9629 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9640:5
[INFO] [stderr]      |
[INFO] [stderr] 9640 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9640 -     (__0)
[INFO] [stderr] 9640 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9809:5
[INFO] [stderr]      |
[INFO] [stderr] 9809 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9809 -     (__0)
[INFO] [stderr] 9809 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9875:5
[INFO] [stderr]      |
[INFO] [stderr] 9875 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9875 -     (__0)
[INFO] [stderr] 9875 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9912:5
[INFO] [stderr]      |
[INFO] [stderr] 9912 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9912 -     (__0)
[INFO] [stderr] 9912 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9962:5
[INFO] [stderr]      |
[INFO] [stderr] 9962 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9962 -     (__0)
[INFO] [stderr] 9962 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:9985:5
[INFO] [stderr]      |
[INFO] [stderr] 9985 |     (__0)
[INFO] [stderr]      |     ^   ^
[INFO] [stderr]      |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr] 9985 -     (__0)
[INFO] [stderr] 9985 +     __0
[INFO] [stderr]      |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]      --> /opt/rustwide/workdir/src/cst/parser/grammar.rs:10074:5
[INFO] [stderr]       |
[INFO] [stderr] 10074 |     (__0)
[INFO] [stderr]       |     ^   ^
[INFO] [stderr]       |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]       |
[INFO] [stderr] 10074 -     (__0)
[INFO] [stderr] 10074 +     __0
[INFO] [stderr]       |
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/cst/mod.rs - cst (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "602e45b79aa653823b46aaba478fd4be722eb169f0cd4622a9373c33012fc47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "602e45b79aa653823b46aaba478fd4be722eb169f0cd4622a9373c33012fc47a", kill_on_drop: false }`
[INFO] [stdout] 602e45b79aa653823b46aaba478fd4be722eb169f0cd4622a9373c33012fc47a
