[INFO] updating cached repository bradacina/rs-bloom
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bradacina/rs-bloom
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bradacina/rs-bloom" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/bradacina/rs-bloom"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/bradacina/rs-bloom'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bradacina/rs-bloom" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/bradacina/rs-bloom"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/bradacina/rs-bloom'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f8e26edbd2f849608b1b1d8a0b81d1073b00e71
[INFO] sha for GitHub repo bradacina/rs-bloom: 0f8e26edbd2f849608b1b1d8a0b81d1073b00e71
[INFO] validating manifest of bradacina/rs-bloom on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bradacina/rs-bloom on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bradacina/rs-bloom
[INFO] finished frobbing bradacina/rs-bloom
[INFO] frobbed toml for bradacina/rs-bloom written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/bradacina/rs-bloom/Cargo.toml
[INFO] started frobbing bradacina/rs-bloom
[INFO] finished frobbing bradacina/rs-bloom
[INFO] frobbed toml for bradacina/rs-bloom written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/bradacina/rs-bloom/Cargo.toml
[INFO] crate bradacina/rs-bloom already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking bradacina/rs-bloom against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/bradacina/rs-bloom:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 48c29c777270944af17d793d6836d16399d129bfe7f109ff7df84790ffb7ab9c
[INFO] running `"docker" "start" "-a" "48c29c777270944af17d793d6836d16399d129bfe7f109ff7df84790ffb7ab9c"`
[INFO] [stderr]     Checking second v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `num_hash_func`
[INFO] [stderr]   --> src/bloom.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(num_bits: usize, num_hash_func: u8) -> Result<Bloom, &'static str> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_num_hash_func`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_hash_func`
[INFO] [stderr]   --> src/bloom.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(num_bits: usize, num_hash_func: u8) -> Result<Bloom, &'static str> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_num_hash_func`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Bitset`
[INFO] [stderr]  --> src/bitset.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Bitset{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/bitset.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn new(num_bits: usize) -> Result<Bitset, &'static str> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_bit`
[INFO] [stderr]   --> src/bitset.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn get_bit(&self, idx: usize) -> Result<bool, &'static str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_bit`
[INFO] [stderr]   --> src/bitset.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn set_bit(&mut self, idx: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/bitset.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Bloom`
[INFO] [stderr]  --> src/bloom.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Bloom
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bloom.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(num_bits: usize, num_hash_func: u8) -> Result<Bloom, &'static str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init_hash_funcs`
[INFO] [stderr]   --> src/bloom.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn init_hash_funcs(&self) -> Vec<Box<Hasher>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `hash`
[INFO] [stderr]   --> src/bloom.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn hash(&mut self, value: &[u8]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contains`
[INFO] [stderr]   --> src/bloom.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn contains(&self, value: &[u8]) -> Option<()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash_size`
[INFO] [stderr]  --> src/lookup3.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn hash_size(n: u8) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash_mask`
[INFO] [stderr]   --> src/lookup3.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn hash_mask(n: u8) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rot`
[INFO] [stderr]   --> src/lookup3.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn rot(x: u32, k: u8) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `mix`
[INFO] [stderr]   --> src/lookup3.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn mix(a: &mut u32, b: &mut u32, c: &mut u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `final_`
[INFO] [stderr]   --> src/lookup3.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn final_(a: &mut u32, b: &mut u32, c: &mut u32) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hashword`
[INFO] [stderr]   --> src/lookup3.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn hashword(k: &[u32], init_val: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hashword2`
[INFO] [stderr]    --> src/lookup3.rs:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | pub fn hashword2(k: &[u32], pc: u32, pb: u32) -> (u32, u32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hashlittle`
[INFO] [stderr]    --> src/lookup3.rs:164:1
[INFO] [stderr]     |
[INFO] [stderr] 164 | pub fn hashlittle(key: &[u8], init_val: u32) -> u32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hashlittle2`
[INFO] [stderr]    --> src/lookup3.rs:490:1
[INFO] [stderr]     |
[INFO] [stderr] 490 | pub fn hashlittle2(key: &[u8], pc: u32, pb: u32) -> (u32, u32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `old_main`
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn old_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_word`
[INFO] [stderr]   --> src/main.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn make_word(rng: &mut ThreadRng) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Bitset`
[INFO] [stderr]  --> src/bitset.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Bitset{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/bitset.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn new(num_bits: usize) -> Result<Bitset, &'static str> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_bit`
[INFO] [stderr]   --> src/bitset.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn get_bit(&self, idx: usize) -> Result<bool, &'static str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_bit`
[INFO] [stderr]   --> src/bitset.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn set_bit(&mut self, idx: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/bitset.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Bloom`
[INFO] [stderr]  --> src/bloom.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Bloom
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bloom.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(num_bits: usize, num_hash_func: u8) -> Result<Bloom, &'static str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init_hash_funcs`
[INFO] [stderr]   --> src/bloom.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn init_hash_funcs(&self) -> Vec<Box<Hasher>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `hash`
[INFO] [stderr]   --> src/bloom.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn hash(&mut self, value: &[u8]) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contains`
[INFO] [stderr]   --> src/bloom.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn contains(&self, value: &[u8]) -> Option<()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash_size`
[INFO] [stderr]  --> src/lookup3.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn hash_size(n: u8) -> u32 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash_mask`
[INFO] [stderr]   --> src/lookup3.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn hash_mask(n: u8) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hashword`
[INFO] [stderr]   --> src/lookup3.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub fn hashword(k: &[u32], init_val: u32) -> u32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hashword2`
[INFO] [stderr]    --> src/lookup3.rs:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | pub fn hashword2(k: &[u32], pc: u32, pb: u32) -> (u32, u32) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `old_main`
[INFO] [stderr]   --> src/main.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn old_main() {
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_word`
[INFO] [stderr]   --> src/main.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn make_word(rng: &mut ThreadRng) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "48c29c777270944af17d793d6836d16399d129bfe7f109ff7df84790ffb7ab9c"`
[INFO] running `"docker" "rm" "-f" "48c29c777270944af17d793d6836d16399d129bfe7f109ff7df84790ffb7ab9c"`
[INFO] [stdout] 48c29c777270944af17d793d6836d16399d129bfe7f109ff7df84790ffb7ab9c