[INFO] cloning repository https://github.com/BearGuy/saito
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BearGuy/saito" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBearGuy%2Fsaito", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBearGuy%2Fsaito'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a6c6a07f56febff68aba9698ee92de00d07352a
[INFO] checking BearGuy/saito against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBearGuy%2Fsaito" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BearGuy/saito on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BearGuy/saito
[INFO] finished tweaking git repo https://github.com/BearGuy/saito
[INFO] tweaked toml for git repo https://github.com/BearGuy/saito written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/BearGuy/saito already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bstr v0.2.4
[INFO] [stderr]   Downloaded merkle v1.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dc812cde1ab9742b7733ad370ce7110862edf168e2c2e5275df13492590a384
[INFO] running `Command { std: "docker" "start" "-a" "1dc812cde1ab9742b7733ad370ce7110862edf168e2c2e5275df13492590a384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dc812cde1ab9742b7733ad370ce7110862edf168e2c2e5275df13492590a384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dc812cde1ab9742b7733ad370ce7110862edf168e2c2e5275df13492590a384", kill_on_drop: false }`
[INFO] [stdout] 1dc812cde1ab9742b7733ad370ce7110862edf168e2c2e5275df13492590a384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34b91811f727d6417aafe65715fa630a04b8ac884ed2af11e2beceaeed08ac72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34b91811f727d6417aafe65715fa630a04b8ac884ed2af11e2beceaeed08ac72", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling serde v1.0.93
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling merkle v1.10.0
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]     Checking bstr v0.2.4
[INFO] [stderr]     Checking serde_bytes v0.11.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking saito-rust v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]        Fixed src/lib.rs (14 fixes)
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: associated function is never used: `calculate_difficulty`
[INFO] [stdout]    --> src/lib.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn calculate_difficulty (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_paysplit`
[INFO] [stdout]    --> src/lib.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn calculate_paysplit (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_to_amount`
[INFO] [stdout]    --> src/lib.rs:436:8
[INFO] [stdout]     |
[INFO] [stdout] 436 |     fn calculate_to_amount(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block`
[INFO] [stdout]     --> src/lib.rs:1136:4
[INFO] [stdout]      |
[INFO] [stdout] 1136 | fn create_block() -> Block {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_blocks`
[INFO] [stdout]     --> src/lib.rs:1149:4
[INFO] [stdout]      |
[INFO] [stdout] 1149 | fn write_blocks(blocks: &Vec<Block>) {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_blocks`
[INFO] [stdout]     --> src/lib.rs:1164:4
[INFO] [stdout]      |
[INFO] [stdout] 1164 | fn read_blocks() -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize`
[INFO] [stdout]     --> src/lib.rs:1183:4
[INFO] [stdout]      |
[INFO] [stdout] 1183 | fn serialize_and_deserialize(block: &Block) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:879:9
[INFO] [stdout]     |
[INFO] [stdout] 879 |         f.write_all(&encode[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1003:9
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         f.write_all(&encode[..]);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1187:5
[INFO] [stdout]      |
[INFO] [stdout] 1187 |     f.write_all(&encode[..]);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (4 fixes)
[INFO] [stderr]    Migrating benches/saito_benchmark.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/lib.rs (3 fixes)
[INFO] [stderr]        Fixed benches/saito_benchmark.rs (21 fixes)
[INFO] [stdout] warning: function is never used: `time_since_unix_epoch`
[INFO] [stdout]   --> benches/saito_benchmark.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn time_since_unix_epoch() -> u128 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block`
[INFO] [stdout]   --> benches/saito_benchmark.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn create_block(public_key: PublicKey) -> Block {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_blocks`
[INFO] [stdout]   --> benches/saito_benchmark.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn write_blocks(blocks: &Vec<Block>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_blocks`
[INFO] [stdout]    --> benches/saito_benchmark.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn read_blocks() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_block`
[INFO] [stdout]    --> benches/saito_benchmark.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn read_block() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize_with_file`
[INFO] [stdout]    --> benches/saito_benchmark.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn serialize_and_deserialize_with_file(block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize_in_memory`
[INFO] [stdout]    --> benches/saito_benchmark.rs:150:4
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn serialize_and_deserialize_in_memory(block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_in_memory`
[INFO] [stdout]    --> benches/saito_benchmark.rs:155:4
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn serialize_in_memory(block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn create_block_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block_multi_thread_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:177:4
[INFO] [stdout]     |
[INFO] [stdout] 177 | fn create_block_multi_thread_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_blocks_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn serialize_blocks_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_blocks_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn deserialize_blocks_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_block_from_disk_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn deserialize_block_from_disk_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_in_memory_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:231:4
[INFO] [stdout]     |
[INFO] [stdout] 231 | fn serialize_in_memory_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_deserialize_in_memory_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:244:4
[INFO] [stdout]     |
[INFO] [stdout] 244 | fn serialize_deserialize_in_memory_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_deserialize_to_file_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:257:4
[INFO] [stdout]     |
[INFO] [stdout] 257 | fn serialize_deserialize_to_file_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> benches/saito_benchmark.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         f.write_all(&encode[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> benches/saito_benchmark.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     f.write_all(&encode[..]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_difficulty`
[INFO] [stdout]    --> src/lib.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn calculate_difficulty (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_paysplit`
[INFO] [stdout]    --> src/lib.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn calculate_paysplit (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_to_amount`
[INFO] [stdout]    --> src/lib.rs:436:8
[INFO] [stdout]     |
[INFO] [stdout] 436 |     fn calculate_to_amount(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block`
[INFO] [stdout]     --> src/lib.rs:1136:4
[INFO] [stdout]      |
[INFO] [stdout] 1136 | fn create_block() -> Block {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_blocks`
[INFO] [stdout]     --> src/lib.rs:1149:4
[INFO] [stdout]      |
[INFO] [stdout] 1149 | fn write_blocks(blocks: &Vec<Block>) {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_blocks`
[INFO] [stdout]     --> src/lib.rs:1164:4
[INFO] [stdout]      |
[INFO] [stdout] 1164 | fn read_blocks() -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize`
[INFO] [stdout]     --> src/lib.rs:1183:4
[INFO] [stdout]      |
[INFO] [stdout] 1183 | fn serialize_and_deserialize(block: &Block) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:879:9
[INFO] [stdout]     |
[INFO] [stdout] 879 |         f.write_all(&encode[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1003:9
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         f.write_all(&encode[..]);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1187:5
[INFO] [stdout]      |
[INFO] [stdout] 1187 |     f.write_all(&encode[..]);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking saito-rust v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: associated function is never used: `calculate_difficulty`
[INFO] [stdout]    --> src/lib.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn calculate_difficulty (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_paysplit`
[INFO] [stdout]    --> src/lib.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn calculate_paysplit (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_to_amount`
[INFO] [stdout]    --> src/lib.rs:436:8
[INFO] [stdout]     |
[INFO] [stdout] 436 |     fn calculate_to_amount(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block`
[INFO] [stdout]     --> src/lib.rs:1136:4
[INFO] [stdout]      |
[INFO] [stdout] 1136 | fn create_block() -> Block {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_blocks`
[INFO] [stdout]     --> src/lib.rs:1149:4
[INFO] [stdout]      |
[INFO] [stdout] 1149 | fn write_blocks(blocks: &Vec<Block>) {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_blocks`
[INFO] [stdout]     --> src/lib.rs:1164:4
[INFO] [stdout]      |
[INFO] [stdout] 1164 | fn read_blocks() -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize`
[INFO] [stdout]     --> src/lib.rs:1183:4
[INFO] [stdout]      |
[INFO] [stdout] 1183 | fn serialize_and_deserialize(block: &Block) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:879:9
[INFO] [stdout]     |
[INFO] [stdout] 879 |         f.write_all(&encode[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1003:9
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         f.write_all(&encode[..]);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1187:5
[INFO] [stdout]      |
[INFO] [stdout] 1187 |     f.write_all(&encode[..]);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `time_since_unix_epoch`
[INFO] [stdout]   --> benches/saito_benchmark.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn time_since_unix_epoch() -> u128 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block`
[INFO] [stdout]   --> benches/saito_benchmark.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn create_block(public_key: PublicKey) -> Block {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_blocks`
[INFO] [stdout]   --> benches/saito_benchmark.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn write_blocks(blocks: &Vec<Block>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_blocks`
[INFO] [stdout]    --> benches/saito_benchmark.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn read_blocks() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_block`
[INFO] [stdout]    --> benches/saito_benchmark.rs:120:4
[INFO] [stdout]     |
[INFO] [stdout] 120 | fn read_block() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize_with_file`
[INFO] [stdout]    --> benches/saito_benchmark.rs:131:4
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn serialize_and_deserialize_with_file(block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize_in_memory`
[INFO] [stdout]    --> benches/saito_benchmark.rs:150:4
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn serialize_and_deserialize_in_memory(block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_in_memory`
[INFO] [stdout]    --> benches/saito_benchmark.rs:155:4
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn serialize_in_memory(block: &Block) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:164:4
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn create_block_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block_multi_thread_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:177:4
[INFO] [stdout]     |
[INFO] [stdout] 177 | fn create_block_multi_thread_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_blocks_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:190:4
[INFO] [stdout]     |
[INFO] [stdout] 190 | fn serialize_blocks_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_blocks_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:208:4
[INFO] [stdout]     |
[INFO] [stdout] 208 | fn deserialize_blocks_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_block_from_disk_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:220:4
[INFO] [stdout]     |
[INFO] [stdout] 220 | fn deserialize_block_from_disk_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_in_memory_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:231:4
[INFO] [stdout]     |
[INFO] [stdout] 231 | fn serialize_in_memory_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_deserialize_in_memory_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:244:4
[INFO] [stdout]     |
[INFO] [stdout] 244 | fn serialize_deserialize_in_memory_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_deserialize_to_file_benchmark`
[INFO] [stdout]    --> benches/saito_benchmark.rs:257:4
[INFO] [stdout]     |
[INFO] [stdout] 257 | fn serialize_deserialize_to_file_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> benches/saito_benchmark.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         f.write_all(&encode[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> benches/saito_benchmark.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     f.write_all(&encode[..]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_difficulty`
[INFO] [stdout]    --> src/lib.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn calculate_difficulty (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_paysplit`
[INFO] [stdout]    --> src/lib.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn calculate_paysplit (&self, previous_block: &Block) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `calculate_to_amount`
[INFO] [stdout]    --> src/lib.rs:436:8
[INFO] [stdout]     |
[INFO] [stdout] 436 |     fn calculate_to_amount(&self) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_block`
[INFO] [stdout]     --> src/lib.rs:1136:4
[INFO] [stdout]      |
[INFO] [stdout] 1136 | fn create_block() -> Block {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_blocks`
[INFO] [stdout]     --> src/lib.rs:1149:4
[INFO] [stdout]      |
[INFO] [stdout] 1149 | fn write_blocks(blocks: &Vec<Block>) {
[INFO] [stdout]      |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_blocks`
[INFO] [stdout]     --> src/lib.rs:1164:4
[INFO] [stdout]      |
[INFO] [stdout] 1164 | fn read_blocks() -> bool {
[INFO] [stdout]      |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize_and_deserialize`
[INFO] [stdout]     --> src/lib.rs:1183:4
[INFO] [stdout]      |
[INFO] [stdout] 1183 | fn serialize_and_deserialize(block: &Block) {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:879:9
[INFO] [stdout]     |
[INFO] [stdout] 879 |         f.write_all(&encode[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1003:9
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         f.write_all(&encode[..]);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1187:5
[INFO] [stdout]      |
[INFO] [stdout] 1187 |     f.write_all(&encode[..]);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "34b91811f727d6417aafe65715fa630a04b8ac884ed2af11e2beceaeed08ac72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b91811f727d6417aafe65715fa630a04b8ac884ed2af11e2beceaeed08ac72", kill_on_drop: false }`
[INFO] [stdout] 34b91811f727d6417aafe65715fa630a04b8ac884ed2af11e2beceaeed08ac72