[INFO] updating cached repository mratsim/bndump [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mratsim/bndump [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mratsim/bndump" "work/ex/beta-1.38-1/sources/1.37.0/gh/mratsim/bndump"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mratsim/bndump'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mratsim/bndump" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mratsim/bndump"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mratsim/bndump'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f097cbdfc6bccbbd7f758da953b5b6efa7ae8db9 [INFO] sha for GitHub repo mratsim/bndump: f097cbdfc6bccbbd7f758da953b5b6efa7ae8db9 [INFO] validating manifest of mratsim/bndump on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mratsim/bndump on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mratsim/bndump [INFO] finished frobbing mratsim/bndump [INFO] frobbed toml for mratsim/bndump written to work/ex/beta-1.38-1/sources/1.37.0/gh/mratsim/bndump/Cargo.toml [INFO] started frobbing mratsim/bndump [INFO] finished frobbing mratsim/bndump [INFO] frobbed toml for mratsim/bndump written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mratsim/bndump/Cargo.toml [INFO] crate mratsim/bndump already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mratsim/bndump against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mratsim/bndump:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] a2caf15babd339085337ed175a8d0e47c8ccf2b59a9310983f12c326c56e36cb [INFO] running `"docker" "start" "-a" "a2caf15babd339085337ed175a8d0e47c8ccf2b59a9310983f12c326c56e36cb"` [INFO] [stderr] Compiling bndump v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Encodable` [INFO] [stderr] --> src/main.rs:6:29 [INFO] [stderr] | [INFO] [stderr] 6 | use rustc_serialize::{json, Encodable}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/main.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | let mut buf = [0u8; (8 * 8)]; [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_buf` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut buf = [0u8; (8 * 8)]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `one` [INFO] [stderr] --> src/arith.rs:192:5 [INFO] [stderr] | [INFO] [stderr] 192 | pub fn one() -> U256 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_zero` [INFO] [stderr] --> src/arith.rs:202:5 [INFO] [stderr] | [INFO] [stderr] 202 | pub fn is_zero(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add` [INFO] [stderr] --> src/arith.rs:240:5 [INFO] [stderr] | [INFO] [stderr] 240 | pub fn add(&mut self, other: &U256, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sub` [INFO] [stderr] --> src/arith.rs:249:5 [INFO] [stderr] | [INFO] [stderr] 249 | pub fn sub(&mut self, other: &U256, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mul` [INFO] [stderr] --> src/arith.rs:259:5 [INFO] [stderr] | [INFO] [stderr] 259 | pub fn mul(&mut self, other: &U256, modulo: &U256, inv: u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `neg` [INFO] [stderr] --> src/arith.rs:268:5 [INFO] [stderr] | [INFO] [stderr] 268 | pub fn neg(&mut self, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_even` [INFO] [stderr] --> src/arith.rs:278:5 [INFO] [stderr] | [INFO] [stderr] 278 | pub fn is_even(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `invert` [INFO] [stderr] --> src/arith.rs:283:5 [INFO] [stderr] | [INFO] [stderr] 283 | pub fn invert(&mut self, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `bits` [INFO] [stderr] --> src/arith.rs:333:5 [INFO] [stderr] | [INFO] [stderr] 333 | pub fn bits(&self) -> BitIterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `BitIterator` [INFO] [stderr] --> src/arith.rs:341:1 [INFO] [stderr] | [INFO] [stderr] 341 | pub struct BitIterator<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `div2` [INFO] [stderr] --> src/arith.rs:363:1 [INFO] [stderr] | [INFO] [stderr] 363 | fn div2(a: &mut [u64; 4]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add_nocarry` [INFO] [stderr] --> src/arith.rs:410:1 [INFO] [stderr] | [INFO] [stderr] 410 | fn add_nocarry(a: &mut [u64; 4], b: &[u64; 4]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mul_reduce` [INFO] [stderr] --> src/arith.rs:483:1 [INFO] [stderr] | [INFO] [stderr] 483 | / fn mul_reduce( [INFO] [stderr] 484 | | this: &mut [u64; 4], [INFO] [stderr] 485 | | by: &[u64; 4], [INFO] [stderr] 486 | | modulus: &[u64; 4], [INFO] [stderr] ... | [INFO] [stderr] 504 | | this.copy_from_slice(&res[4..]); [INFO] [stderr] 505 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `"docker" "inspect" "a2caf15babd339085337ed175a8d0e47c8ccf2b59a9310983f12c326c56e36cb"` [INFO] running `"docker" "rm" "-f" "a2caf15babd339085337ed175a8d0e47c8ccf2b59a9310983f12c326c56e36cb"` [INFO] [stdout] a2caf15babd339085337ed175a8d0e47c8ccf2b59a9310983f12c326c56e36cb [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mratsim/bndump:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 3baa1f28f6c8206506c86b98d22279f058c9c0f8f60837900e8996d36c3114dd [INFO] running `"docker" "start" "-a" "3baa1f28f6c8206506c86b98d22279f058c9c0f8f60837900e8996d36c3114dd"` [INFO] [stderr] Compiling bndump v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Encodable` [INFO] [stderr] --> src/main.rs:6:29 [INFO] [stderr] | [INFO] [stderr] 6 | use rustc_serialize::{json, Encodable}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buf` [INFO] [stderr] --> src/main.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | let mut buf = [0u8; (8 * 8)]; [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_buf` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | let mut buf = [0u8; (8 * 8)]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_zero` [INFO] [stderr] --> src/arith.rs:202:5 [INFO] [stderr] | [INFO] [stderr] 202 | pub fn is_zero(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add` [INFO] [stderr] --> src/arith.rs:240:5 [INFO] [stderr] | [INFO] [stderr] 240 | pub fn add(&mut self, other: &U256, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sub` [INFO] [stderr] --> src/arith.rs:249:5 [INFO] [stderr] | [INFO] [stderr] 249 | pub fn sub(&mut self, other: &U256, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `mul` [INFO] [stderr] --> src/arith.rs:259:5 [INFO] [stderr] | [INFO] [stderr] 259 | pub fn mul(&mut self, other: &U256, modulo: &U256, inv: u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `neg` [INFO] [stderr] --> src/arith.rs:268:5 [INFO] [stderr] | [INFO] [stderr] 268 | pub fn neg(&mut self, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_even` [INFO] [stderr] --> src/arith.rs:278:5 [INFO] [stderr] | [INFO] [stderr] 278 | pub fn is_even(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `invert` [INFO] [stderr] --> src/arith.rs:283:5 [INFO] [stderr] | [INFO] [stderr] 283 | pub fn invert(&mut self, modulo: &U256) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `div2` [INFO] [stderr] --> src/arith.rs:363:1 [INFO] [stderr] | [INFO] [stderr] 363 | fn div2(a: &mut [u64; 4]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add_nocarry` [INFO] [stderr] --> src/arith.rs:410:1 [INFO] [stderr] | [INFO] [stderr] 410 | fn add_nocarry(a: &mut [u64; 4], b: &[u64; 4]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mul_reduce` [INFO] [stderr] --> src/arith.rs:483:1 [INFO] [stderr] | [INFO] [stderr] 483 | / fn mul_reduce( [INFO] [stderr] 484 | | this: &mut [u64; 4], [INFO] [stderr] 485 | | by: &[u64; 4], [INFO] [stderr] 486 | | modulus: &[u64; 4], [INFO] [stderr] ... | [INFO] [stderr] 504 | | this.copy_from_slice(&res[4..]); [INFO] [stderr] 505 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `"docker" "inspect" "3baa1f28f6c8206506c86b98d22279f058c9c0f8f60837900e8996d36c3114dd"` [INFO] running `"docker" "rm" "-f" "3baa1f28f6c8206506c86b98d22279f058c9c0f8f60837900e8996d36c3114dd"` [INFO] [stdout] 3baa1f28f6c8206506c86b98d22279f058c9c0f8f60837900e8996d36c3114dd [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mratsim/bndump:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 1b69db05da3a74ed17fb2caa0fc485d476f099bf70a778a92e6bfbcf8811c563 [INFO] running `"docker" "start" "-a" "1b69db05da3a74ed17fb2caa0fc485d476f099bf70a778a92e6bfbcf8811c563"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/bndump-399cbce31f5d0b9d [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test arith::setting_bits ... ok [INFO] [stdout] test arith::testing_divrem ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "1b69db05da3a74ed17fb2caa0fc485d476f099bf70a778a92e6bfbcf8811c563"` [INFO] running `"docker" "rm" "-f" "1b69db05da3a74ed17fb2caa0fc485d476f099bf70a778a92e6bfbcf8811c563"` [INFO] [stdout] 1b69db05da3a74ed17fb2caa0fc485d476f099bf70a778a92e6bfbcf8811c563