[INFO] fetching crate flexpiler 0.1.1...
[INFO] checking flexpiler-0.1.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate flexpiler 0.1.1 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate flexpiler 0.1.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flexpiler 0.1.1
[INFO] finished tweaking crates.io crate flexpiler 0.1.1
[INFO] tweaked toml for crates.io crate flexpiler 0.1.1 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flexpiler_derive v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43f58b077f5fc2a234fceb96595f6d3634ea3f96a059758b38997a261fdb9f60
[INFO] running `Command { std: "docker" "start" "-a" "43f58b077f5fc2a234fceb96595f6d3634ea3f96a059758b38997a261fdb9f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43f58b077f5fc2a234fceb96595f6d3634ea3f96a059758b38997a261fdb9f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f58b077f5fc2a234fceb96595f6d3634ea3f96a059758b38997a261fdb9f60", kill_on_drop: false }`
[INFO] [stdout] 43f58b077f5fc2a234fceb96595f6d3634ea3f96a059758b38997a261fdb9f60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f15fc67c826be5db2c4853511a3ef11df47703b87bab15331aa819c9bc3a28de
[INFO] running `Command { std: "docker" "start" "-a" "f15fc67c826be5db2c4853511a3ef11df47703b87bab15331aa819c9bc3a28de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling flexpiler_derive v0.1.1
[INFO] [stderr]     Checking flexpiler v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Parse`
[INFO] [stdout]  --> src/block/mod.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::{error, Parse};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parse`
[INFO] [stdout]  --> src/block/mod.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::{error, Parse};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/block/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/argument_end.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/argument_end_or_separator.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/argument_start.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/data_end_or_separator.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/data_start.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/declaration_or_data_end.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::ExpectedEntries`
[INFO] [stdout]  --> src/common/rustc/block/declaration_or_data_end.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::error::ExpectedEntries;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/identifier_with_data_start_finish.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/common/rustc/block/identifier_with_variable_finish.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser::{error, Error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/identifier_with_variable_finish.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/number.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Format`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::rustc::{block as block, Format};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `deserializer`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{deserializer, Error};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::Context`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::error::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::format::Trait`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::format::Trait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/common/rustc/deserializer/primitive_i32.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Format`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_usize.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::common::rustc::{block as block, Format};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_usize.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{error, Error};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_usize.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser`
[INFO] [stdout]  --> src/common/rustc/deserializer/string.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/common/rustc/deserializer/string.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use std::str::FromStr;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `error`
[INFO] [stdout]  --> src/deserializer/mod.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{error, Error};
[INFO] [stdout]   |             ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/error/mod.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::{Pointer, Debug, Formatter};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]  --> src/error/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::num::ParseIntError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/parser/error.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Formatter, Debug};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/block/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/argument_end.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/argument_end_or_separator.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/argument_start.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/data_end_or_separator.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/data_start.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/declaration_or_data_end.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::ExpectedEntries`
[INFO] [stdout]  --> src/common/rustc/block/declaration_or_data_end.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::error::ExpectedEntries;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/identifier_with_data_start_finish.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/common/rustc/block/identifier_with_variable_finish.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser::{error, Error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/identifier_with_variable_finish.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/number.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/block/string.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Format`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::common::rustc::{block as block, Format};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `deserializer`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{deserializer, Error};
[INFO] [stdout]   |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::Context`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::error::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::format::Trait`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_i32.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::format::Trait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]   --> src/common/rustc/deserializer/primitive_i32.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::str::FromStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Format`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_usize.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::common::rustc::{block as block, Format};
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_usize.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{error, Error};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser`
[INFO] [stdout]  --> src/common/rustc/deserializer/primitive_usize.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser`
[INFO] [stdout]  --> src/common/rustc/deserializer/string.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/common/rustc/deserializer/string.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use std::str::FromStr;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `error`
[INFO] [stdout]  --> src/deserializer/mod.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{error, Error};
[INFO] [stdout]   |             ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/error/mod.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::{Pointer, Debug, Formatter};
[INFO] [stdout]   |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]  --> src/error/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::num::ParseIntError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]  --> src/parser/error.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Formatter, Debug};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader`
[INFO] [stdout]    --> src/lib.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |         use crate::reader;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader::Trait`
[INFO] [stdout]    --> src/lib.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |         use crate::reader::Trait;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Debug`
[INFO] [stdout]  --> src/error/mod.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::{Pointer, Debug, Formatter};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Debug`
[INFO] [stdout]  --> src/parser/error.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Formatter, Debug};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader::Trait`
[INFO] [stdout]  --> src/parser/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::reader::Trait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/common/rustc/block/string.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 | /             (&Context::Initial,
[INFO] [stdout] 118 | |                 _) => {
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/parser/mod.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 |             reader::Result::Err(error) => {
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Debug`
[INFO] [stdout]  --> src/error/mod.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt::{Pointer, Debug, Formatter};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Debug`
[INFO] [stdout]  --> src/parser/error.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Formatter, Debug};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::reader::Trait`
[INFO] [stdout]  --> src/parser/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::reader::Trait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/common/rustc/block/string.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 | /             (&Context::Initial,
[INFO] [stdout] 118 | |                 _) => {
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/parser/mod.rs:35:33
[INFO] [stdout]    |
[INFO] [stdout] 35 |             reader::Result::Err(error) => {
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/identifier_with_data_start_finish.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/identifier_with_variable_finish.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/number.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/string.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `incompatibleenumdataType` should have a snake case name
[INFO] [stdout]   --> src/error/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub mod incompatibleenumdataType {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `incompatibleenumdata_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/identifier_with_data_start_finish.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/identifier_with_variable_finish.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/number.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Error`
[INFO] [stdout]   --> src/common/rustc/block/string.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `incompatibleenumdataType` should have a snake case name
[INFO] [stdout]   --> src/error/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub mod incompatibleenumdataType {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `incompatibleenumdata_type`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "f15fc67c826be5db2c4853511a3ef11df47703b87bab15331aa819c9bc3a28de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f15fc67c826be5db2c4853511a3ef11df47703b87bab15331aa819c9bc3a28de", kill_on_drop: false }`
[INFO] [stdout] f15fc67c826be5db2c4853511a3ef11df47703b87bab15331aa819c9bc3a28de