[INFO] fetching crate bitcoinleveldb-coding 0.1.16-alpha.0...
[INFO] checking bitcoinleveldb-coding-0.1.16-alpha.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bitcoinleveldb-coding 0.1.16-alpha.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoinleveldb-slice v0.1.16-alpha.0
[INFO] [stderr]   Downloaded bitcoin-derive v0.1.16-alpha.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66ae7240f48b58ee72b3b1d70b4708c32947a6c0f21643a679b264b0ff3ba87d
[INFO] running `Command { std: "docker" "start" "-a" "66ae7240f48b58ee72b3b1d70b4708c32947a6c0f21643a679b264b0ff3ba87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66ae7240f48b58ee72b3b1d70b4708c32947a6c0f21643a679b264b0ff3ba87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ae7240f48b58ee72b3b1d70b4708c32947a6c0f21643a679b264b0ff3ba87d", kill_on_drop: false }`
[INFO] [stdout] 66ae7240f48b58ee72b3b1d70b4708c32947a6c0f21643a679b264b0ff3ba87d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39c957bfde1035822c3557aa1f61c2281693dce6b2e871a5e15c1c8b5fa8216a
[INFO] running `Command { std: "docker" "start" "-a" "39c957bfde1035822c3557aa1f61c2281693dce6b2e871a5e15c1c8b5fa8216a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.53
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[INFO] [stderr]     Checking bitcoin-imports v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-cfg v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-derive v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-slice v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-coding v0.1.16-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argc`
[INFO] [stdout]    --> src/coding_test.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         argc: i32,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argv`
[INFO] [stdout]    --> src/coding_test.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         argv: *mut *mut u8) -> i32 {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         value: u32)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         value: u64)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/coding.rs:99:33
[INFO] [stdout]    |
[INFO] [stdout] 99 | #[inline] pub fn decode_fixed32(ptr: *const u8) -> u32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/coding.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[inline] pub fn decode_fixed64(ptr: *const u8) -> u64 {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         value: u32)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         value: u64)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |         v:   u32) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         v:   u32)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |         v:   u64) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         v:   u64)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |         value: &Slice)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:304:22
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub fn varint_length(v: u64) -> i32 {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 354 |         value: *mut u32) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:373:9
[INFO] [stdout]     |
[INFO] [stdout] 373 |         value: *mut u64) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         value: *mut u64) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         p:      *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:414:9
[INFO] [stdout]     |
[INFO] [stdout] 414 |         limit:  *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |         result: *mut Slice) -> *const u8 {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:429:9
[INFO] [stdout]     |
[INFO] [stdout] 429 |         input:  *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:430:9
[INFO] [stdout]     |
[INFO] [stdout] 430 |         result: *mut Slice) -> bool {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Coding` is never constructed
[INFO] [stdout]  --> src/coding_test.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Coding {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testcoding_test_main` is never used
[INFO] [stdout]    --> src/coding_test.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn testcoding_test_main (
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argc`
[INFO] [stdout]    --> src/coding_test.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         argc: i32,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argv`
[INFO] [stdout]    --> src/coding_test.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         argv: *mut *mut u8) -> i32 {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         value: u32)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         value: u64)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/coding.rs:99:33
[INFO] [stdout]    |
[INFO] [stdout] 99 | #[inline] pub fn decode_fixed32(ptr: *const u8) -> u32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/coding.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[inline] pub fn decode_fixed64(ptr: *const u8) -> u64 {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         value: u32)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         value: u64)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |         v:   u32) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         v:   u32)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |         v:   u64) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         v:   u64)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |         value: &Slice)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:304:22
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub fn varint_length(v: u64) -> i32 {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 354 |         value: *mut u32) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:373:9
[INFO] [stdout]     |
[INFO] [stdout] 373 |         value: *mut u64) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         value: *mut u64) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         p:      *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:414:9
[INFO] [stdout]     |
[INFO] [stdout] 414 |         limit:  *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |         result: *mut Slice) -> *const u8 {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:429:9
[INFO] [stdout]     |
[INFO] [stdout] 429 |         input:  *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:430:9
[INFO] [stdout]     |
[INFO] [stdout] 430 |         result: *mut Slice) -> bool {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Coding` is never constructed
[INFO] [stdout]  --> src/coding_test.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Coding {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testcoding_test_main` is never used
[INFO] [stdout]    --> src/coding_test.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn testcoding_test_main (
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 44 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 44 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.95s
[INFO] running `Command { std: "docker" "inspect" "39c957bfde1035822c3557aa1f61c2281693dce6b2e871a5e15c1c8b5fa8216a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c957bfde1035822c3557aa1f61c2281693dce6b2e871a5e15c1c8b5fa8216a", kill_on_drop: false }`
[INFO] [stdout] 39c957bfde1035822c3557aa1f61c2281693dce6b2e871a5e15c1c8b5fa8216a
[INFO] checking bitcoinleveldb-coding-0.1.16-alpha.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate bitcoinleveldb-coding 0.1.16-alpha.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoinleveldb-coding 0.1.16-alpha.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ff24a2379ba457ee7de529e3cbb0c979441ff05c480d60c76abb25c337b234d
[INFO] running `Command { std: "docker" "start" "-a" "8ff24a2379ba457ee7de529e3cbb0c979441ff05c480d60c76abb25c337b234d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ff24a2379ba457ee7de529e3cbb0c979441ff05c480d60c76abb25c337b234d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff24a2379ba457ee7de529e3cbb0c979441ff05c480d60c76abb25c337b234d", kill_on_drop: false }`
[INFO] [stdout] 8ff24a2379ba457ee7de529e3cbb0c979441ff05c480d60c76abb25c337b234d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beb85184b3f18dce979de3b4fbe9ef67330deb516731a2fdfd81de323e0496e5
[INFO] running `Command { std: "docker" "start" "-a" "beb85184b3f18dce979de3b4fbe9ef67330deb516731a2fdfd81de323e0496e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling backtrace v0.3.71
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[INFO] [stderr]    Compiling cpp_build v0.5.9
[INFO] [stderr]    Compiling serde_derive v1.0.197
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[INFO] [stderr]    Compiling qttypes v0.2.11
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[INFO] [stderr]    Compiling qmetaobject_impl v0.2.10
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[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling serde v1.0.197
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[INFO] [stderr]     Checking serde-big-array v0.4.1
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[INFO] [stderr]     Checking bitcoin-imports v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-cfg v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-derive v0.1.16-alpha.0
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[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argc`
[INFO] [stdout]    --> src/coding_test.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         argc: i32,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argv`
[INFO] [stdout]    --> src/coding_test.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         argv: *mut *mut u8) -> i32 {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         value: u32)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         value: u64)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/coding.rs:99:33
[INFO] [stdout]    |
[INFO] [stdout] 99 | #[inline] pub fn decode_fixed32(ptr: *const u8) -> u32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/coding.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[inline] pub fn decode_fixed64(ptr: *const u8) -> u64 {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         value: u32)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         value: u64)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |         v:   u32) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         v:   u32)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |         v:   u64) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         v:   u64)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |         value: &Slice)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:304:22
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub fn varint_length(v: u64) -> i32 {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 354 |         value: *mut u32) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:373:9
[INFO] [stdout]     |
[INFO] [stdout] 373 |         value: *mut u64) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         value: *mut u64) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         p:      *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:414:9
[INFO] [stdout]     |
[INFO] [stdout] 414 |         limit:  *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |         result: *mut Slice) -> *const u8 {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:429:9
[INFO] [stdout]     |
[INFO] [stdout] 429 |         input:  *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:430:9
[INFO] [stdout]     |
[INFO] [stdout] 430 |         result: *mut Slice) -> bool {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Coding` is never constructed
[INFO] [stdout]  --> src/coding_test.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Coding {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testcoding_test_main` is never used
[INFO] [stdout]    --> src/coding_test.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn testcoding_test_main (
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argc`
[INFO] [stdout]    --> src/coding_test.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         argc: i32,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argc`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `argv`
[INFO] [stdout]    --> src/coding_test.rs:245:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         argv: *mut *mut u8) -> i32 {
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_argv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         value: u32)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]   --> src/coding.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |         dst:   *mut u8,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/coding.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         value: u64)  {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]   --> src/coding.rs:99:33
[INFO] [stdout]    |
[INFO] [stdout] 99 | #[inline] pub fn decode_fixed32(ptr: *const u8) -> u32 {
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/coding.rs:122:33
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[inline] pub fn decode_fixed64(ptr: *const u8) -> u64 {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         value: u32)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         value: u64)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |         v:   u32) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         v:   u32)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |         dst: *mut u8,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |         v:   u64) -> *mut u8 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |         dst: *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         v:   u64)  {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dst`
[INFO] [stdout]    --> src/coding.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         dst:   *mut String,
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_dst`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |         value: &Slice)  {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/coding.rs:304:22
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub fn varint_length(v: u64) -> i32 {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         value: *mut u32) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 354 |         value: *mut u32) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:371:9
[INFO] [stdout]     |
[INFO] [stdout] 371 |         p:     *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         limit: *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:373:9
[INFO] [stdout]     |
[INFO] [stdout] 373 |         value: *mut u64) -> *const u8 {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 |         input: *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/coding.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         value: *mut u64) -> bool {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/coding.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         p:      *const u8,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `limit`
[INFO] [stdout]    --> src/coding.rs:414:9
[INFO] [stdout]     |
[INFO] [stdout] 414 |         limit:  *const u8,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_limit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |         result: *mut Slice) -> *const u8 {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/coding.rs:429:9
[INFO] [stdout]     |
[INFO] [stdout] 429 |         input:  *mut Slice,
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> src/coding.rs:430:9
[INFO] [stdout]     |
[INFO] [stdout] 430 |         result: *mut Slice) -> bool {
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 44 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Coding` is never constructed
[INFO] [stdout]  --> src/coding_test.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Coding {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `testcoding_test_main` is never used
[INFO] [stdout]    --> src/coding_test.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn testcoding_test_main (
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 44 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.50s
[INFO] running `Command { std: "docker" "inspect" "beb85184b3f18dce979de3b4fbe9ef67330deb516731a2fdfd81de323e0496e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb85184b3f18dce979de3b4fbe9ef67330deb516731a2fdfd81de323e0496e5", kill_on_drop: false }`
[INFO] [stdout] beb85184b3f18dce979de3b4fbe9ef67330deb516731a2fdfd81de323e0496e5
