[INFO] fetching crate dasn1-notation 0.1.1...
[INFO] checking dasn1-notation-0.1.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate dasn1-notation 0.1.1 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate dasn1-notation 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dasn1-notation 0.1.1
[INFO] finished tweaking crates.io crate dasn1-notation 0.1.1
[INFO] tweaked toml for crates.io crate dasn1-notation 0.1.1 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e154df82aac6846b85e357e7affc2550c9c3e2980ce672b6091741710b794a52
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[INFO] running `Command { std: "docker" "rm" "-f" "e154df82aac6846b85e357e7affc2550c9c3e2980ce672b6091741710b794a52", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 194a435053769b446b9625d3d6991a630e79f60ecb0d46a3529a8e1ec4080b29
[INFO] running `Command { std: "docker" "start" "-a" "194a435053769b446b9625d3d6991a630e79f60ecb0d46a3529a8e1ec4080b29", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling memchr v2.4.1
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[INFO] [stderr]     Checking unicode-width v0.1.9
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[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking object v0.26.2
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[INFO] [stderr]    Compiling pest_meta v2.1.3
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[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking dasn1-pest v0.1.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking dasn1-notation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/parser.rs:1434:20
[INFO] [stdout]      |
[INFO] [stdout] 1434 |         parse_fn: &Fn(&mut Self) -> T,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Self) -> T`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/parser.rs:1434:20
[INFO] [stdout]      |
[INFO] [stdout] 1434 |         parse_fn: &Fn(&mut Self) -> T,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Self) -> T`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate`
[INFO] [stdout]   --> src/codegen/constant.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn generate(self, backend: &mut Rust) -> Fallible<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Crate`
[INFO] [stdout]   --> src/codegen/imports.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Crate,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_identifier`
[INFO] [stdout]   --> src/parser/module.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn as_identifier(&self) -> Option<ModuleIdentifier> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_identification`
[INFO] [stdout]   --> src/parser/module.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn has_identification(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identification_uses_defined_value`
[INFO] [stdout]   --> src/parser/module.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn identification_uses_defined_value(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameterized`
[INFO] [stdout]   --> src/parser/object.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Parameterized(DefinedObjectClass, Option<Vec<Parameter>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_absolute`
[INFO] [stdout]   --> src/parser/oid.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn is_absolute(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_relative`
[INFO] [stdout]   --> src/parser/oid.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn is_relative(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/parser/oid.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn replace(&mut self, map: &BTreeMap<String, ObjectIdentifier>) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Object`
[INFO] [stdout]   --> src/parser/values.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Object(Vec<String>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ObjectClassField`
[INFO] [stdout]   --> src/parser/values.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     ObjectClassField,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameterized`
[INFO] [stdout]   --> src/parser/values.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     Parameterized(ReferenceType, ParameterList),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Containing`
[INFO] [stdout]   --> src/parser/values.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     Containing(Box<Value>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_header`
[INFO] [stdout]   --> src/parser.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn parse_header(source: &'a str) -> Result<ModuleIdentifier> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_external_value_reference`
[INFO] [stdout]     --> src/parser.rs:1458:8
[INFO] [stdout]      |
[INFO] [stdout] 1458 |     fn parse_external_value_reference(&mut self) -> ReferenceType {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_object_identifiers`
[INFO] [stdout]   --> src/registry.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn resolve_object_identifiers(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_object_identifiers_mut`
[INFO] [stdout]    --> src/registry.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn get_object_identifiers_mut(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/registry.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn new(dependencies: Option<PathBuf>) -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/codegen.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         .into_iter()
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         .iter()
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     IntoIterator::into_iter(["asn1", "types", "ObjectIdentifier"])
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^                                     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/codegen.rs:99:26
[INFO] [stdout]    |
[INFO] [stdout] 99 |                         .into_iter()
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 99 |                         .iter()
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     IntoIterator::into_iter(["asn1", "types", "OctetString"])
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^                                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/codegen.rs:110:26
[INFO] [stdout]     |
[INFO] [stdout] 110 |                         .into_iter()
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 110 |                         .iter()
[INFO] [stdout]     |                          ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 109 |                     IntoIterator::into_iter(["asn1", "types", "Integer"])
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^                            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/parser.rs:896:36
[INFO] [stdout]     |
[INFO] [stdout] 896 |         let is_valid = VALID_RULES.into_iter().any(|rule| pair.as_rule() == *rule);
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 896 |         let is_valid = VALID_RULES.iter().any(|rule| pair.as_rule() == *rule);
[INFO] [stdout]     |                                    ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 896 |         let is_valid = IntoIterator::into_iter(VALID_RULES).any(|rule| pair.as_rule() == *rule);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^           ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `generate`
[INFO] [stdout]   --> src/codegen/constant.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn generate(self, backend: &mut Rust) -> Fallible<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Crate`
[INFO] [stdout]   --> src/codegen/imports.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Crate,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_identifier`
[INFO] [stdout]   --> src/parser/module.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn as_identifier(&self) -> Option<ModuleIdentifier> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `has_identification`
[INFO] [stdout]   --> src/parser/module.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn has_identification(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `identification_uses_defined_value`
[INFO] [stdout]   --> src/parser/module.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn identification_uses_defined_value(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameterized`
[INFO] [stdout]   --> src/parser/object.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Parameterized(DefinedObjectClass, Option<Vec<Parameter>>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_absolute`
[INFO] [stdout]   --> src/parser/oid.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn is_absolute(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_relative`
[INFO] [stdout]   --> src/parser/oid.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn is_relative(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace`
[INFO] [stdout]   --> src/parser/oid.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn replace(&mut self, map: &BTreeMap<String, ObjectIdentifier>) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Object`
[INFO] [stdout]   --> src/parser/values.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Object(Vec<String>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ObjectClassField`
[INFO] [stdout]   --> src/parser/values.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     ObjectClassField,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Parameterized`
[INFO] [stdout]   --> src/parser/values.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     Parameterized(ReferenceType, ParameterList),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Containing`
[INFO] [stdout]   --> src/parser/values.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     Containing(Box<Value>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_header`
[INFO] [stdout]   --> src/parser.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn parse_header(source: &'a str) -> Result<ModuleIdentifier> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_external_value_reference`
[INFO] [stdout]     --> src/parser.rs:1458:8
[INFO] [stdout]      |
[INFO] [stdout] 1458 |     fn parse_external_value_reference(&mut self) -> ReferenceType {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `resolve_object_identifiers`
[INFO] [stdout]   --> src/registry.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn resolve_object_identifiers(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_object_identifiers_mut`
[INFO] [stdout]    --> src/registry.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 |     fn get_object_identifiers_mut(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/registry.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn new(dependencies: Option<PathBuf>) -> Result<Self> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/codegen.rs:87:26
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         .into_iter()
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         .iter()
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     IntoIterator::into_iter(["asn1", "types", "ObjectIdentifier"])
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^                                     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]   --> src/codegen.rs:99:26
[INFO] [stdout]    |
[INFO] [stdout] 99 |                         .into_iter()
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 99 |                         .iter()
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     IntoIterator::into_iter(["asn1", "types", "OctetString"])
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^                                ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/codegen.rs:110:26
[INFO] [stdout]     |
[INFO] [stdout] 110 |                         .into_iter()
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 110 |                         .iter()
[INFO] [stdout]     |                          ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 109 |                     IntoIterator::into_iter(["asn1", "types", "Integer"])
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^                            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021.
[INFO] [stdout]    --> src/parser.rs:896:36
[INFO] [stdout]     |
[INFO] [stdout] 896 |         let is_valid = VALID_RULES.into_iter().any(|rule| pair.as_rule() == *rule);
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 896 |         let is_valid = VALID_RULES.iter().any(|rule| pair.as_rule() == *rule);
[INFO] [stdout]     |                                    ^^^^
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 896 |         let is_valid = IntoIterator::into_iter(VALID_RULES).any(|rule| pair.as_rule() == *rule);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^           ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "194a435053769b446b9625d3d6991a630e79f60ecb0d46a3529a8e1ec4080b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "194a435053769b446b9625d3d6991a630e79f60ecb0d46a3529a8e1ec4080b29", kill_on_drop: false }`
[INFO] [stdout] 194a435053769b446b9625d3d6991a630e79f60ecb0d46a3529a8e1ec4080b29
