Nov 28 00:15:47.750 INFO checking mratsim/bndump against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 00:15:47.750 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 00:15:48.206 INFO [stdout] 1b8de99a604817babd6405a5ac6358846c0d5755b53ba6073c8cb542c9d447e0
Nov 28 00:15:48.208 INFO running `"docker" "start" "-a" "1b8de99a604817babd6405a5ac6358846c0d5755b53ba6073c8cb542c9d447e0"`
Nov 28 00:15:49.973 INFO [stderr] usermod: no changes
Nov 28 00:15:50.078 INFO [stderr]     Checking bndump v0.1.0 (/source)
Nov 28 00:15:50.533 INFO [stderr] warning: unused import: `Encodable`
Nov 28 00:15:50.533 INFO [stderr]  --> src/main.rs:6:29
Nov 28 00:15:50.534 INFO [stderr]   |
Nov 28 00:15:50.534 INFO [stderr] 6 | use rustc_serialize::{json, Encodable};
Nov 28 00:15:50.534 INFO [stderr]   |                             ^^^^^^^^^
Nov 28 00:15:50.534 INFO [stderr]   |
Nov 28 00:15:50.534 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 00:15:50.534 INFO [stderr] 
Nov 28 00:15:50.731 INFO [stderr] warning: unused import: `Encodable`
Nov 28 00:15:50.731 INFO [stderr]  --> src/main.rs:6:29
Nov 28 00:15:50.731 INFO [stderr]   |
Nov 28 00:15:50.731 INFO [stderr] 6 | use rustc_serialize::{json, Encodable};
Nov 28 00:15:50.731 INFO [stderr]   |                             ^^^^^^^^^
Nov 28 00:15:50.731 INFO [stderr]   |
Nov 28 00:15:50.731 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 00:15:50.731 INFO [stderr] 
Nov 28 00:15:51.197 INFO [stderr] warning: unused variable: `buf`
Nov 28 00:15:51.197 INFO [stderr]   --> src/main.rs:12:13
Nov 28 00:15:51.198 INFO [stderr]    |
Nov 28 00:15:51.198 INFO [stderr] 12 |     let mut buf = [0u8; (8 * 8)];
Nov 28 00:15:51.198 INFO [stderr]    |             ^^^ help: consider using `_buf` instead
Nov 28 00:15:51.199 INFO [stderr]    |
Nov 28 00:15:51.199 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 00:15:51.199 INFO [stderr] 
Nov 28 00:15:51.200 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:15:51.201 INFO [stderr]   --> src/main.rs:12:9
Nov 28 00:15:51.201 INFO [stderr]    |
Nov 28 00:15:51.201 INFO [stderr] 12 |     let mut buf = [0u8; (8 * 8)];
Nov 28 00:15:51.202 INFO [stderr]    |         ----^^^
Nov 28 00:15:51.202 INFO [stderr]    |         |
Nov 28 00:15:51.202 INFO [stderr]    |         help: remove this `mut`
Nov 28 00:15:51.203 INFO [stderr]    |
Nov 28 00:15:51.203 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 00:15:51.203 INFO [stderr] 
Nov 28 00:15:51.225 INFO [stderr] warning: unused variable: `buf`
Nov 28 00:15:51.225 INFO [stderr]   --> src/main.rs:12:13
Nov 28 00:15:51.225 INFO [stderr]    |
Nov 28 00:15:51.226 INFO [stderr] 12 |     let mut buf = [0u8; (8 * 8)];
Nov 28 00:15:51.226 INFO [stderr]    |             ^^^ help: consider using `_buf` instead
Nov 28 00:15:51.227 INFO [stderr]    |
Nov 28 00:15:51.227 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 00:15:51.227 INFO [stderr] 
Nov 28 00:15:51.228 INFO [stderr] warning: variable does not need to be mutable
Nov 28 00:15:51.228 INFO [stderr]   --> src/main.rs:12:9
Nov 28 00:15:51.228 INFO [stderr]    |
Nov 28 00:15:51.229 INFO [stderr] 12 |     let mut buf = [0u8; (8 * 8)];
Nov 28 00:15:51.229 INFO [stderr]    |         ----^^^
Nov 28 00:15:51.229 INFO [stderr]    |         |
Nov 28 00:15:51.229 INFO [stderr]    |         help: remove this `mut`
Nov 28 00:15:51.230 INFO [stderr]    |
Nov 28 00:15:51.230 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 00:15:51.230 INFO [stderr] 
Nov 28 00:15:51.313 INFO [stderr] warning: method is never used: `one`
Nov 28 00:15:51.313 INFO [stderr]    --> src/arith.rs:192:5
Nov 28 00:15:51.314 INFO [stderr]     |
Nov 28 00:15:51.314 INFO [stderr] 192 |     pub fn one() -> U256 {
Nov 28 00:15:51.315 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.315 INFO [stderr]     |
Nov 28 00:15:51.315 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 00:15:51.315 INFO [stderr] 
Nov 28 00:15:51.316 INFO [stderr] warning: method is never used: `is_zero`
Nov 28 00:15:51.316 INFO [stderr]    --> src/arith.rs:202:5
Nov 28 00:15:51.316 INFO [stderr]     |
Nov 28 00:15:51.317 INFO [stderr] 202 |     pub fn is_zero(&self) -> bool {
Nov 28 00:15:51.317 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.317 INFO [stderr] 
Nov 28 00:15:51.317 INFO [stderr] warning: method is never used: `add`
Nov 28 00:15:51.318 INFO [stderr]    --> src/arith.rs:240:5
Nov 28 00:15:51.318 INFO [stderr]     |
Nov 28 00:15:51.318 INFO [stderr] 240 |     pub fn add(&mut self, other: &U256, modulo: &U256) {
Nov 28 00:15:51.319 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.319 INFO [stderr] 
Nov 28 00:15:51.319 INFO [stderr] warning: method is never used: `sub`
Nov 28 00:15:51.320 INFO [stderr]    --> src/arith.rs:249:5
Nov 28 00:15:51.320 INFO [stderr]     |
Nov 28 00:15:51.320 INFO [stderr] 249 |     pub fn sub(&mut self, other: &U256, modulo: &U256) {
Nov 28 00:15:51.321 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.321 INFO [stderr] 
Nov 28 00:15:51.321 INFO [stderr] warning: method is never used: `mul`
Nov 28 00:15:51.322 INFO [stderr]    --> src/arith.rs:259:5
Nov 28 00:15:51.322 INFO [stderr]     |
Nov 28 00:15:51.322 INFO [stderr] 259 |     pub fn mul(&mut self, other: &U256, modulo: &U256, inv: u64) {
Nov 28 00:15:51.322 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.323 INFO [stderr] 
Nov 28 00:15:51.323 INFO [stderr] warning: method is never used: `neg`
Nov 28 00:15:51.323 INFO [stderr]    --> src/arith.rs:268:5
Nov 28 00:15:51.324 INFO [stderr]     |
Nov 28 00:15:51.324 INFO [stderr] 268 |     pub fn neg(&mut self, modulo: &U256) {
Nov 28 00:15:51.324 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.325 INFO [stderr] 
Nov 28 00:15:51.325 INFO [stderr] warning: method is never used: `is_even`
Nov 28 00:15:51.325 INFO [stderr]    --> src/arith.rs:278:5
Nov 28 00:15:51.325 INFO [stderr]     |
Nov 28 00:15:51.326 INFO [stderr] 278 |     pub fn is_even(&self) -> bool {
Nov 28 00:15:51.326 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.326 INFO [stderr] 
Nov 28 00:15:51.326 INFO [stderr] warning: method is never used: `invert`
Nov 28 00:15:51.327 INFO [stderr]    --> src/arith.rs:283:5
Nov 28 00:15:51.327 INFO [stderr]     |
Nov 28 00:15:51.327 INFO [stderr] 283 |     pub fn invert(&mut self, modulo: &U256) {
Nov 28 00:15:51.328 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.328 INFO [stderr] 
Nov 28 00:15:51.328 INFO [stderr] warning: method is never used: `bits`
Nov 28 00:15:51.328 INFO [stderr]    --> src/arith.rs:333:5
Nov 28 00:15:51.329 INFO [stderr]     |
Nov 28 00:15:51.329 INFO [stderr] 333 |     pub fn bits(&self) -> BitIterator {
Nov 28 00:15:51.329 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.330 INFO [stderr] 
Nov 28 00:15:51.330 INFO [stderr] warning: struct is never constructed: `BitIterator`
Nov 28 00:15:51.330 INFO [stderr]    --> src/arith.rs:341:1
Nov 28 00:15:51.331 INFO [stderr]     |
Nov 28 00:15:51.331 INFO [stderr] 341 | pub struct BitIterator<'a> {
Nov 28 00:15:51.331 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.331 INFO [stderr] 
Nov 28 00:15:51.332 INFO [stderr] warning: function is never used: `div2`
Nov 28 00:15:51.332 INFO [stderr]    --> src/arith.rs:363:1
Nov 28 00:15:51.332 INFO [stderr]     |
Nov 28 00:15:51.332 INFO [stderr] 363 | fn div2(a: &mut [u64; 4]) {
Nov 28 00:15:51.333 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.333 INFO [stderr] 
Nov 28 00:15:51.333 INFO [stderr] warning: function is never used: `add_nocarry`
Nov 28 00:15:51.333 INFO [stderr]    --> src/arith.rs:410:1
Nov 28 00:15:51.333 INFO [stderr]     |
Nov 28 00:15:51.333 INFO [stderr] 410 | fn add_nocarry(a: &mut [u64; 4], b: &[u64; 4]) {
Nov 28 00:15:51.334 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.334 INFO [stderr] 
Nov 28 00:15:51.334 INFO [stderr] warning: function is never used: `mul_reduce`
Nov 28 00:15:51.334 INFO [stderr]    --> src/arith.rs:483:1
Nov 28 00:15:51.334 INFO [stderr]     |
Nov 28 00:15:51.334 INFO [stderr] 483 | / fn mul_reduce(
Nov 28 00:15:51.334 INFO [stderr] 484 | |     this: &mut [u64; 4],
Nov 28 00:15:51.335 INFO [stderr] 485 | |     by: &[u64; 4],
Nov 28 00:15:51.335 INFO [stderr] 486 | |     modulus: &[u64; 4],
Nov 28 00:15:51.335 INFO [stderr] ...   |
Nov 28 00:15:51.335 INFO [stderr] 504 | |     this.copy_from_slice(&res[4..]);
Nov 28 00:15:51.335 INFO [stderr] 505 | | }
Nov 28 00:15:51.335 INFO [stderr]     | |_^
Nov 28 00:15:51.335 INFO [stderr] 
Nov 28 00:15:51.335 INFO [stderr] warning: method is never used: `is_zero`
Nov 28 00:15:51.336 INFO [stderr]    --> src/arith.rs:202:5
Nov 28 00:15:51.336 INFO [stderr]     |
Nov 28 00:15:51.336 INFO [stderr] 202 |     pub fn is_zero(&self) -> bool {
Nov 28 00:15:51.336 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.336 INFO [stderr]     |
Nov 28 00:15:51.336 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 28 00:15:51.336 INFO [stderr] 
Nov 28 00:15:51.337 INFO [stderr] warning: method is never used: `add`
Nov 28 00:15:51.337 INFO [stderr]    --> src/arith.rs:240:5
Nov 28 00:15:51.337 INFO [stderr]     |
Nov 28 00:15:51.337 INFO [stderr] 240 |     pub fn add(&mut self, other: &U256, modulo: &U256) {
Nov 28 00:15:51.337 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.337 INFO [stderr] 
Nov 28 00:15:51.337 INFO [stderr] warning: method is never used: `sub`
Nov 28 00:15:51.338 INFO [stderr]    --> src/arith.rs:249:5
Nov 28 00:15:51.338 INFO [stderr]     |
Nov 28 00:15:51.338 INFO [stderr] 249 |     pub fn sub(&mut self, other: &U256, modulo: &U256) {
Nov 28 00:15:51.338 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.338 INFO [stderr] 
Nov 28 00:15:51.338 INFO [stderr] warning: method is never used: `mul`
Nov 28 00:15:51.338 INFO [stderr]    --> src/arith.rs:259:5
Nov 28 00:15:51.339 INFO [stderr]     |
Nov 28 00:15:51.339 INFO [stderr] 259 |     pub fn mul(&mut self, other: &U256, modulo: &U256, inv: u64) {
Nov 28 00:15:51.339 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.339 INFO [stderr] 
Nov 28 00:15:51.339 INFO [stderr] warning: method is never used: `neg`
Nov 28 00:15:51.339 INFO [stderr]    --> src/arith.rs:268:5
Nov 28 00:15:51.339 INFO [stderr]     |
Nov 28 00:15:51.340 INFO [stderr] 268 |     pub fn neg(&mut self, modulo: &U256) {
Nov 28 00:15:51.340 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.340 INFO [stderr] 
Nov 28 00:15:51.340 INFO [stderr] warning: method is never used: `is_even`
Nov 28 00:15:51.340 INFO [stderr]    --> src/arith.rs:278:5
Nov 28 00:15:51.340 INFO [stderr]     |
Nov 28 00:15:51.340 INFO [stderr] 278 |     pub fn is_even(&self) -> bool {
Nov 28 00:15:51.341 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.341 INFO [stderr] 
Nov 28 00:15:51.341 INFO [stderr] warning: method is never used: `invert`
Nov 28 00:15:51.341 INFO [stderr]    --> src/arith.rs:283:5
Nov 28 00:15:51.341 INFO [stderr]     |
Nov 28 00:15:51.341 INFO [stderr] 283 |     pub fn invert(&mut self, modulo: &U256) {
Nov 28 00:15:51.341 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.341 INFO [stderr] 
Nov 28 00:15:51.342 INFO [stderr] warning: function is never used: `div2`
Nov 28 00:15:51.342 INFO [stderr]    --> src/arith.rs:363:1
Nov 28 00:15:51.342 INFO [stderr]     |
Nov 28 00:15:51.342 INFO [stderr] 363 | fn div2(a: &mut [u64; 4]) {
Nov 28 00:15:51.342 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.342 INFO [stderr] 
Nov 28 00:15:51.342 INFO [stderr] warning: function is never used: `add_nocarry`
Nov 28 00:15:51.342 INFO [stderr]    --> src/arith.rs:410:1
Nov 28 00:15:51.343 INFO [stderr]     |
Nov 28 00:15:51.343 INFO [stderr] 410 | fn add_nocarry(a: &mut [u64; 4], b: &[u64; 4]) {
Nov 28 00:15:51.343 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 00:15:51.343 INFO [stderr] 
Nov 28 00:15:51.343 INFO [stderr] warning: function is never used: `mul_reduce`
Nov 28 00:15:51.343 INFO [stderr]    --> src/arith.rs:483:1
Nov 28 00:15:51.344 INFO [stderr]     |
Nov 28 00:15:51.344 INFO [stderr] 483 | / fn mul_reduce(
Nov 28 00:15:51.344 INFO [stderr] 484 | |     this: &mut [u64; 4],
Nov 28 00:15:51.349 INFO [stderr] 485 | |     by: &[u64; 4],
Nov 28 00:15:51.349 INFO [stderr] 486 | |     modulus: &[u64; 4],
Nov 28 00:15:51.349 INFO [stderr] ...   |
Nov 28 00:15:51.349 INFO [stderr] 504 | |     this.copy_from_slice(&res[4..]);
Nov 28 00:15:51.350 INFO [stderr] 505 | | }
Nov 28 00:15:51.350 INFO [stderr]     | |_^
Nov 28 00:15:51.350 INFO [stderr] 
Nov 28 00:15:51.387 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Nov 28 00:15:51.406 INFO [stderr] su: No module specific data is present
Nov 28 00:15:52.216 INFO running `"docker" "inspect" "1b8de99a604817babd6405a5ac6358846c0d5755b53ba6073c8cb542c9d447e0"`
Nov 28 00:15:52.556 INFO running `"docker" "rm" "-f" "1b8de99a604817babd6405a5ac6358846c0d5755b53ba6073c8cb542c9d447e0"`
Nov 28 00:15:52.856 INFO [stdout] 1b8de99a604817babd6405a5ac6358846c0d5755b53ba6073c8cb542c9d447e0