[INFO] fetching crate elfkit 0.0.7...
[INFO] documenting elfkit-0.0.7 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate elfkit 0.0.7 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate elfkit 0.0.7 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 elfkit 0.0.7
[INFO] finished tweaking crates.io crate elfkit 0.0.7
[INFO] tweaked toml for crates.io crate elfkit 0.0.7 written to /workspace/builds/worker-2-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] [stderr]     Blocking waiting for file lock on package cache
[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 pretty_env_logger v0.2.5
[INFO] [stderr]   Downloaded enum-primitive-derive v0.1.2
[INFO] [stderr]   Downloaded bit-vec v0.5.1
[INFO] [stderr]   Downloaded ar v0.6.2
[INFO] [stderr]   Downloaded bloom v0.3.2
[INFO] [stderr]   Downloaded generic-array v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d26241d3893a36a9b2a3488bee17ef7155a1b6af045d5b86511260962343e48f
[INFO] running `Command { std: "docker" "start" "-a" "d26241d3893a36a9b2a3488bee17ef7155a1b6af045d5b86511260962343e48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d26241d3893a36a9b2a3488bee17ef7155a1b6af045d5b86511260962343e48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26241d3893a36a9b2a3488bee17ef7155a1b6af045d5b86511260962343e48f", kill_on_drop: false }`
[INFO] [stdout] d26241d3893a36a9b2a3488bee17ef7155a1b6af045d5b86511260962343e48f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 889bacdec83ce6e25e5ea49934812ff2d1277dcf89705180d97adc0f4edeaffc
[INFO] running `Command { std: "docker" "start" "-a" "889bacdec83ce6e25e5ea49934812ff2d1277dcf89705180d97adc0f4edeaffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]    Compiling rustix v0.37.18
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking ar v0.6.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking bloom v0.3.2
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking generic-array v0.9.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking pretty_env_logger v0.2.5
[INFO] [stderr]     Checking tempfile v3.5.0
[INFO] [stderr]  Documenting elfkit v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking elfkit v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/dynamic.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 -     ) -> Result<(usize), Error>
[INFO] [stdout] 109 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/elf.rs:606:9
[INFO] [stdout]     |
[INFO] [stdout] 606 | /         ///TODO this is shitty, because we need to replicate all the alignment code
[INFO] [stdout] 607 | |         ///also most of those sections dont actually need to be moved
[INFO] [stdout]     | |_____________________________________________________________________^
[INFO] [stdout] 608 | /         for sec in &mut self.sections[1..] {
[INFO] [stdout] 609 | |             if sec.header.addralign > 0 {
[INFO] [stdout] 610 | |                 let oa = hoff % sec.header.addralign;
[INFO] [stdout] 611 | |                 if oa != 0 {
[INFO] [stdout] ...   |
[INFO] [stdout] 614 | |             }
[INFO] [stdout] 615 | |         }
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:682:59
[INFO] [stdout]     |
[INFO] [stdout] 682 |     pub fn remove_section(&mut self, at: usize) -> Result<(Section), Error> {
[INFO] [stdout]     |                                                           ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 682 -     pub fn remove_section(&mut self, at: usize) -> Result<(Section), Error> {
[INFO] [stdout] 682 +     pub fn remove_section(&mut self, at: usize) -> Result<Section, Error> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/relocation.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -     ) -> Result<(usize), Error>
[INFO] [stdout] 180 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/symbol.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 173 -     ) -> Result<(usize), Error>
[INFO] [stdout] 173 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/dynamic.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 -     ) -> Result<(usize), Error>
[INFO] [stdout] 109 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:682:59
[INFO] [stdout]     |
[INFO] [stdout] 682 |     pub fn remove_section(&mut self, at: usize) -> Result<(Section), Error> {
[INFO] [stdout]     |                                                           ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 682 -     pub fn remove_section(&mut self, at: usize) -> Result<(Section), Error> {
[INFO] [stdout] 682 +     pub fn remove_section(&mut self, at: usize) -> Result<Section, Error> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/relocation.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -     ) -> Result<(usize), Error>
[INFO] [stdout] 180 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/symbol.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 173 -     ) -> Result<(usize), Error>
[INFO] [stdout] 173 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/loader.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |         read:    RefCell<Box<ReadSeekSend>>,
[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] 39 |         read:    RefCell<Box<dyn ReadSeekSend>>,
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/loader.rs:233:50
[INFO] [stdout]     |
[INFO] [stdout] 233 |     fn make_object(name: String, io: RefCell<Box<ReadSeekSend>>) -> Result<State, Error> {
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 233 |     fn make_object(name: String, io: RefCell<Box<dyn ReadSeekSend>>) -> Result<State, Error> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> bin/ld.rs:627:91
[INFO] [stdout]     |
[INFO] [stdout] 627 |             .find(|&(_,s)|s.bind == types::SymbolBind::GLOBAL).map(|(i,_)|i).unwrap_or(0);;
[INFO] [stdout]     |                                                                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "889bacdec83ce6e25e5ea49934812ff2d1277dcf89705180d97adc0f4edeaffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889bacdec83ce6e25e5ea49934812ff2d1277dcf89705180d97adc0f4edeaffc", kill_on_drop: false }`
[INFO] [stdout] 889bacdec83ce6e25e5ea49934812ff2d1277dcf89705180d97adc0f4edeaffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc41a79ff9527ac2f7e1657e0e7bd9a8ecb01167e7124787867eeca10747aad0
[INFO] running `Command { std: "docker" "start" "-a" "fc41a79ff9527ac2f7e1657e0e7bd9a8ecb01167e7124787867eeca10747aad0", kill_on_drop: false }`
[INFO] [stderr]  Documenting elfkit v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/dynamic.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 -     ) -> Result<(usize), Error>
[INFO] [stdout] 109 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/elf.rs:682:59
[INFO] [stdout]     |
[INFO] [stdout] 682 |     pub fn remove_section(&mut self, at: usize) -> Result<(Section), Error> {
[INFO] [stdout]     |                                                           ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 682 -     pub fn remove_section(&mut self, at: usize) -> Result<(Section), Error> {
[INFO] [stdout] 682 +     pub fn remove_section(&mut self, at: usize) -> Result<Section, Error> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/relocation.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -     ) -> Result<(usize), Error>
[INFO] [stdout] 180 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/symbol.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |     ) -> Result<(usize), Error>
[INFO] [stdout]     |                 ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 173 -     ) -> Result<(usize), Error>
[INFO] [stdout] 173 +     ) -> Result<usize, Error>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "fc41a79ff9527ac2f7e1657e0e7bd9a8ecb01167e7124787867eeca10747aad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc41a79ff9527ac2f7e1657e0e7bd9a8ecb01167e7124787867eeca10747aad0", kill_on_drop: false }`
[INFO] [stdout] fc41a79ff9527ac2f7e1657e0e7bd9a8ecb01167e7124787867eeca10747aad0
