[INFO] fetching crate turtls 0.2.0...
[INFO] building turtls-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate turtls 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate turtls 0.2.0
[INFO] finished tweaking crates.io crate turtls 0.2.0
[INFO] tweaked toml for crates.io crate turtls 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate turtls 0.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate turtls 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crylib v0.2.0
[INFO] [stderr]   Downloaded libc v0.2.159
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6db3be3d92864a780f9dcd3b447b375b7323f5ac38262a1c2144088de22bbd69
[INFO] running `Command { std: "docker" "start" "-a" "6db3be3d92864a780f9dcd3b447b375b7323f5ac38262a1c2144088de22bbd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6db3be3d92864a780f9dcd3b447b375b7323f5ac38262a1c2144088de22bbd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db3be3d92864a780f9dcd3b447b375b7323f5ac38262a1c2144088de22bbd69", kill_on_drop: false }`
[INFO] [stdout] 6db3be3d92864a780f9dcd3b447b375b7323f5ac38262a1c2144088de22bbd69
[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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 558307c75fb19633d9b26877c7734585aacac279777f6cc4330f2b46ff426260
[INFO] running `Command { std: "docker" "start" "-a" "558307c75fb19633d9b26877c7734585aacac279777f6cc4330f2b46ff426260", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling crylib v0.2.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling turtls v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `serial_num_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let serial_num_obj = next;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial_num_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let signature_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `issuer_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let issuer_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_issuer_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let subject_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject_pub_key_info_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let subject_pub_key_info_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject_pub_key_info_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next` is never read
[INFO] [stdout]   --> src/certificates/x509.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     next = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]    --> src/certificates/x509.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let parameters = seq.next();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CertType` is never used
[INFO] [stdout]  --> src/certificates.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum CertType {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_byte` is never used
[INFO] [stdout]   --> src/certificates.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CertType {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 12 |     fn to_byte(self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `extensions` is never read
[INFO] [stdout]   --> src/certificates.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct CertEntry<'a> {
[INFO] [stdout]    |                   --------- field in this struct
[INFO] [stdout] 18 |     pub(crate) data: &'a [u8],
[INFO] [stdout] 19 |     pub(crate) extensions: &'a [u8],
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/certificates/der.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub(crate) enum DerTag {
[INFO] [stdout]    |                 ------ variants in this enum
[INFO] [stdout]  4 |     Boolean = 0x01,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  7 |     OctetString = 0x04,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]  8 |     Null = 0x05,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  9 |     ObjIdentifier = 0x06,
[INFO] [stdout] 10 |     ObjDesc = 0x07,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     External = 0x08,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     Real = 0x09,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 13 |     Enumerated = 0x0a,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 14 |     EmbededPdv = 0x0b,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     Utf8String = 0x0c,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 16 |     RelativeOid = 0x0d,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     Time = 0x0e,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     Reserved = 0x0f,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 19 |     Sequence = 0x30,
[INFO] [stdout] 20 |     Set = 0x31,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 21 |     NumericString = 0x12,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     PrintableString = 0x13,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     T61String = 0x14,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     VideotexString = 0x15,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 25 |     Ia5String = 0x16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     GraphicString = 0x19,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 29 |     VisibleString = 0x1a,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 30 |     GeneralString = 0x1b,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     UniversalString = 0x1c,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 32 |     CharacterString = 0x1d,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     BmpString = 0x1e,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 34 |     LongForm = 0x1f,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Universal`, `Application`, and `Private` are never constructed
[INFO] [stdout]   --> src/certificates/der.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) enum DerClass {
[INFO] [stdout]    |                 -------- variants in this enum
[INFO] [stdout] 38 |     Universal = 0x00,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 39 |     Application = 0x40,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 40 |     ContextSpecific = 0x80,
[INFO] [stdout] 41 |     Private = 0xc0,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Primitive` is never constructed
[INFO] [stdout]   --> src/certificates/der.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) enum DerPrimCon {
[INFO] [stdout]    |                 ---------- variant in this enum
[INFO] [stdout] 45 |     Primitive = 0x00,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `der_is_constructed` is never used
[INFO] [stdout]   --> src/certificates/der.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) const fn der_is_constructed(tag: u8) -> bool {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `der_get_class` is never used
[INFO] [stdout]   --> src/certificates/der.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) const fn der_get_class(tag: u8) -> DerClass {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CertExpired` is never constructed
[INFO] [stdout]    --> src/certificates/x509.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub(crate) enum CertError {
[INFO] [stdout]     |                 --------- variant in this enum
[INFO] [stdout] 145 |     ParseError,
[INFO] [stdout] 146 |     CertExpired,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CertError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `LEN_SIZE` is never used
[INFO] [stdout]   --> src/cipher_suites.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl TurtlsCipherList {
[INFO] [stdout]    | --------------------- associated constant in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub(crate) const LEN_SIZE: usize = 2;
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_size` is never read
[INFO] [stdout]    --> src/handshake.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub(crate) struct ShakeBuf {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 142 |     max_size: usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `write` and `msg_type` are never used
[INFO] [stdout]    --> src/handshake.rs:299:19
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl ShakeBuf {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub(crate) fn write(
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     pub(crate) fn msg_type(&self) -> u8 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_raw` and `read` are never used
[INFO] [stdout]    --> src/record/read.rs:164:19
[INFO] [stdout]     |
[INFO] [stdout]  46 | impl RecordLayer {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub(crate) fn read_raw(&mut self, buf: &mut [u8]) -> Result<usize, FullError> {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn read(&mut self, buf: &mut [u8], aead: &mut TlsAead) -> Result<usize, FullError> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "558307c75fb19633d9b26877c7734585aacac279777f6cc4330f2b46ff426260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558307c75fb19633d9b26877c7734585aacac279777f6cc4330f2b46ff426260", kill_on_drop: false }`
[INFO] [stdout] 558307c75fb19633d9b26877c7734585aacac279777f6cc4330f2b46ff426260
[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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b99743945891ac9fd085138cec254f1117a28f05fc2b3c7ceb347539a200e0c
[INFO] running `Command { std: "docker" "start" "-a" "9b99743945891ac9fd085138cec254f1117a28f05fc2b3c7ceb347539a200e0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling turtls v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `serial_num_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let serial_num_obj = next;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial_num_obj`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let signature_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `issuer_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let issuer_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_issuer_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let subject_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject_pub_key_info_obj`
[INFO] [stdout]   --> src/certificates/x509.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let subject_pub_key_info_obj = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject_pub_key_info_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next` is never read
[INFO] [stdout]   --> src/certificates/x509.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     next = tbs_iter.next().ok_or(CertError::ParseError)?;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parameters`
[INFO] [stdout]    --> src/certificates/x509.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let parameters = seq.next();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parameters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CertType` is never used
[INFO] [stdout]  --> src/certificates.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum CertType {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_byte` is never used
[INFO] [stdout]   --> src/certificates.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CertType {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 12 |     fn to_byte(self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `extensions` is never read
[INFO] [stdout]   --> src/certificates.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) struct CertEntry<'a> {
[INFO] [stdout]    |                   --------- field in this struct
[INFO] [stdout] 18 |     pub(crate) data: &'a [u8],
[INFO] [stdout] 19 |     pub(crate) extensions: &'a [u8],
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/certificates/der.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub(crate) enum DerTag {
[INFO] [stdout]    |                 ------ variants in this enum
[INFO] [stdout]  4 |     Boolean = 0x01,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  7 |     OctetString = 0x04,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]  8 |     Null = 0x05,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  9 |     ObjIdentifier = 0x06,
[INFO] [stdout] 10 |     ObjDesc = 0x07,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     External = 0x08,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 12 |     Real = 0x09,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 13 |     Enumerated = 0x0a,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 14 |     EmbededPdv = 0x0b,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     Utf8String = 0x0c,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 16 |     RelativeOid = 0x0d,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     Time = 0x0e,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     Reserved = 0x0f,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 19 |     Sequence = 0x30,
[INFO] [stdout] 20 |     Set = 0x31,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 21 |     NumericString = 0x12,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 22 |     PrintableString = 0x13,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     T61String = 0x14,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     VideotexString = 0x15,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 25 |     Ia5String = 0x16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     GraphicString = 0x19,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 29 |     VisibleString = 0x1a,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 30 |     GeneralString = 0x1b,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     UniversalString = 0x1c,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 32 |     CharacterString = 0x1d,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     BmpString = 0x1e,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 34 |     LongForm = 0x1f,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Universal`, `Application`, and `Private` are never constructed
[INFO] [stdout]   --> src/certificates/der.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) enum DerClass {
[INFO] [stdout]    |                 -------- variants in this enum
[INFO] [stdout] 38 |     Universal = 0x00,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 39 |     Application = 0x40,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 40 |     ContextSpecific = 0x80,
[INFO] [stdout] 41 |     Private = 0xc0,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Primitive` is never constructed
[INFO] [stdout]   --> src/certificates/der.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) enum DerPrimCon {
[INFO] [stdout]    |                 ---------- variant in this enum
[INFO] [stdout] 45 |     Primitive = 0x00,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `der_is_constructed` is never used
[INFO] [stdout]   --> src/certificates/der.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) const fn der_is_constructed(tag: u8) -> bool {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `der_get_class` is never used
[INFO] [stdout]   --> src/certificates/der.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) const fn der_get_class(tag: u8) -> DerClass {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CertExpired` is never constructed
[INFO] [stdout]    --> src/certificates/x509.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub(crate) enum CertError {
[INFO] [stdout]     |                 --------- variant in this enum
[INFO] [stdout] 145 |     ParseError,
[INFO] [stdout] 146 |     CertExpired,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CertError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `LEN_SIZE` is never used
[INFO] [stdout]   --> src/cipher_suites.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl TurtlsCipherList {
[INFO] [stdout]    | --------------------- associated constant in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub(crate) const LEN_SIZE: usize = 2;
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max_size` is never read
[INFO] [stdout]    --> src/handshake.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub(crate) struct ShakeBuf {
[INFO] [stdout]     |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 142 |     max_size: usize,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `write` and `msg_type` are never used
[INFO] [stdout]    --> src/handshake.rs:299:19
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl ShakeBuf {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 299 |     pub(crate) fn write(
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 318 |     pub(crate) fn msg_type(&self) -> u8 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_raw` and `read` are never used
[INFO] [stdout]    --> src/record/read.rs:164:19
[INFO] [stdout]     |
[INFO] [stdout]  46 | impl RecordLayer {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 164 |     pub(crate) fn read_raw(&mut self, buf: &mut [u8]) -> Result<usize, FullError> {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     pub(crate) fn read(&mut self, buf: &mut [u8], aead: &mut TlsAead) -> Result<usize, FullError> {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "9b99743945891ac9fd085138cec254f1117a28f05fc2b3c7ceb347539a200e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b99743945891ac9fd085138cec254f1117a28f05fc2b3c7ceb347539a200e0c", kill_on_drop: false }`
[INFO] [stdout] 9b99743945891ac9fd085138cec254f1117a28f05fc2b3c7ceb347539a200e0c
