[INFO] updating cached repository dingxiangfei2009/udarnik [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/dingxiangfei2009/udarnik [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/dingxiangfei2009/udarnik" "work/ex/beta-1.38-1/sources/1.37.0/gh/dingxiangfei2009/udarnik"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dingxiangfei2009/udarnik'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dingxiangfei2009/udarnik" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dingxiangfei2009/udarnik"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dingxiangfei2009/udarnik'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 10803628f875041ac3051116185eae0898556f14 [INFO] sha for GitHub repo dingxiangfei2009/udarnik: 10803628f875041ac3051116185eae0898556f14 [INFO] validating manifest of dingxiangfei2009/udarnik 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 dingxiangfei2009/udarnik 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 dingxiangfei2009/udarnik [INFO] finished frobbing dingxiangfei2009/udarnik [INFO] frobbed toml for dingxiangfei2009/udarnik written to work/ex/beta-1.38-1/sources/1.37.0/gh/dingxiangfei2009/udarnik/Cargo.toml [INFO] started frobbing dingxiangfei2009/udarnik [INFO] finished frobbing dingxiangfei2009/udarnik [INFO] frobbed toml for dingxiangfei2009/udarnik written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dingxiangfei2009/udarnik/Cargo.toml [INFO] crate dingxiangfei2009/udarnik 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 dingxiangfei2009/udarnik 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dingxiangfei2009/udarnik:/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] 0059ea517ee8b3b3c4a0724bb5540b17cf5cac083ef37278cb8ea93b5f1c6750 [INFO] running `"docker" "start" "-a" "0059ea517ee8b3b3c4a0724bb5540b17cf5cac083ef37278cb8ea93b5f1c6750"` [INFO] [stderr] Compiling syn v0.15.32 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling subtle v2.0.0 [INFO] [stderr] Compiling clear_on_drop v0.2.3 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling curve25519-dalek v1.1.3 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha3 v0.8.1 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling udarnik v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pvss/mod.rs:418:13 [INFO] [stderr] | [INFO] [stderr] 418 | mut poll, [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: function is never used: `ed25519_base_mul` [INFO] [stderr] --> src/pvss/mod.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | fn ed25519_base_mul(s: &Scalar) -> EdwardsPoint { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `random_scalar` [INFO] [stderr] --> src/pvss/mod.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | fn random_scalar(rng: &mut R) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ZeroCustodianId` [INFO] [stderr] --> src/pvss/mod.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | ZeroCustodianId, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `InvalidCustodianId` [INFO] [stderr] --> src/pvss/mod.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | InvalidCustodianId(u64), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Polynomial` [INFO] [stderr] --> src/pvss/mod.rs:51:1 [INFO] [stderr] | [INFO] [stderr] 51 | pub struct Polynomial(Vec); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | / fn new( [INFO] [stderr] 56 | | rng: &mut R, [INFO] [stderr] 57 | | degree: usize, [INFO] [stderr] 58 | | r#const: [u8; 32], [INFO] [stderr] ... | [INFO] [stderr] 75 | | Ok(Polynomial(coef)) [INFO] [stderr] 76 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `eval` [INFO] [stderr] --> src/pvss/mod.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | fn eval(&self, x: &Scalar) -> Scalar { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Shard` [INFO] [stderr] --> src/pvss/mod.rs:119:1 [INFO] [stderr] | [INFO] [stderr] 119 | pub struct Shard { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:125:5 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn new(p: &Polynomial, id: u64, key: &EdwardsPoint) -> (Self, Scalar) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Seed` [INFO] [stderr] --> src/pvss/mod.rs:132:1 [INFO] [stderr] | [INFO] [stderr] 132 | pub struct Seed(Scalar); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:135:5 [INFO] [stderr] | [INFO] [stderr] 135 | fn new(rng: &mut R) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SignedSeed` [INFO] [stderr] --> src/pvss/mod.rs:140:1 [INFO] [stderr] | [INFO] [stderr] 140 | pub struct SignedSeed(EdwardsPoint); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:143:5 [INFO] [stderr] | [INFO] [stderr] 143 | pub fn new(seed: &Seed, base: &EdwardsPoint) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:153:5 [INFO] [stderr] | [INFO] [stderr] 153 | fn new(p: &Polynomial) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Challenge` [INFO] [stderr] --> src/pvss/mod.rs:158:1 [INFO] [stderr] | [INFO] [stderr] 158 | pub struct Challenge(Scalar); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:161:5 [INFO] [stderr] | [INFO] [stderr] 161 | fn new(commits: &Commits, dealer_signed_seeds: &[SignedSeed], shards: &[Shard]) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Responses` [INFO] [stderr] --> src/pvss/mod.rs:179:1 [INFO] [stderr] | [INFO] [stderr] 179 | pub struct Responses(Vec); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:182:5 [INFO] [stderr] | [INFO] [stderr] 182 | fn new(challenge: &Challenge, seeds: &[Seed], secret_shards: &[Scalar]) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:217:5 [INFO] [stderr] | [INFO] [stderr] 217 | / pub fn new( [INFO] [stderr] 218 | | rng: &mut R, [INFO] [stderr] 219 | | threshold: usize, [INFO] [stderr] 220 | | custodian_base: &EdwardsPoint, [INFO] [stderr] ... | [INFO] [stderr] 274 | | }) [INFO] [stderr] 275 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `CustodianDecryption` [INFO] [stderr] --> src/pvss/mod.rs:312:1 [INFO] [stderr] | [INFO] [stderr] 312 | pub struct CustodianDecryption { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:318:5 [INFO] [stderr] | [INFO] [stderr] 318 | / pub fn new( [INFO] [stderr] 319 | | rng: &mut R, [INFO] [stderr] 320 | | custodian_base: &EdwardsPoint, [INFO] [stderr] 321 | | private_key: &Scalar, [INFO] [stderr] ... | [INFO] [stderr] 331 | | Ok((Self { id, recovered }, proof)) [INFO] [stderr] 332 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/pvss/mod.rs:344:5 [INFO] [stderr] | [INFO] [stderr] 344 | / fn new( [INFO] [stderr] 345 | | rng: &mut R, [INFO] [stderr] 346 | | custodian_base: &EdwardsPoint, [INFO] [stderr] 347 | | private_key: &Scalar, [INFO] [stderr] ... | [INFO] [stderr] 380 | | }) [INFO] [stderr] 381 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Poll` [INFO] [stderr] --> src/pvss/mod.rs:407:1 [INFO] [stderr] | [INFO] [stderr] 407 | pub struct Poll { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `recover_secret` [INFO] [stderr] --> src/pvss/mod.rs:450:1 [INFO] [stderr] | [INFO] [stderr] 450 | pub fn recover_secret(poll: Verified) -> EdwardsPoint { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.11s [INFO] running `"docker" "inspect" "0059ea517ee8b3b3c4a0724bb5540b17cf5cac083ef37278cb8ea93b5f1c6750"` [INFO] running `"docker" "rm" "-f" "0059ea517ee8b3b3c4a0724bb5540b17cf5cac083ef37278cb8ea93b5f1c6750"` [INFO] [stdout] 0059ea517ee8b3b3c4a0724bb5540b17cf5cac083ef37278cb8ea93b5f1c6750 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dingxiangfei2009/udarnik:/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] d11ad79b2b4be5c117d0e1c878481ddd1f5d89b61832cfb9a0bebd0515d94b23 [INFO] running `"docker" "start" "-a" "d11ad79b2b4be5c117d0e1c878481ddd1f5d89b61832cfb9a0bebd0515d94b23"` [INFO] [stderr] Compiling udarnik v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `edwards::EdwardsPoint`, `scalar::Scalar`, `traits::Identity` [INFO] [stderr] --> src/pvss/dleq.rs:58:45 [INFO] [stderr] | [INFO] [stderr] 58 | constants::ED25519_BASEPOINT_POINT, edwards::EdwardsPoint, scalar::Scalar, traits::Identity, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/pvss/mod.rs:418:13 [INFO] [stderr] | [INFO] [stderr] 418 | mut poll, [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: variant is never constructed: `InvalidCustodianId` [INFO] [stderr] --> src/pvss/mod.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | InvalidCustodianId(u64), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.44s [INFO] running `"docker" "inspect" "d11ad79b2b4be5c117d0e1c878481ddd1f5d89b61832cfb9a0bebd0515d94b23"` [INFO] running `"docker" "rm" "-f" "d11ad79b2b4be5c117d0e1c878481ddd1f5d89b61832cfb9a0bebd0515d94b23"` [INFO] [stdout] d11ad79b2b4be5c117d0e1c878481ddd1f5d89b61832cfb9a0bebd0515d94b23 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dingxiangfei2009/udarnik:/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] 50fc268af2df40e4d29a4f4275a5593f1e23fd72ddcb2e835b6c828b0dcf67d7 [INFO] running `"docker" "start" "-a" "50fc268af2df40e4d29a4f4275a5593f1e23fd72ddcb2e835b6c828b0dcf67d7"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/crater/target/debug/deps/udarnik-b91037a7829bbd2f [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test pvss::dleq::tests::it_works ... ok [INFO] [stdout] test pvss::tests::polynomial ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/udarnik-ccdb120d3a9248fc [INFO] [stdout] test pvss::tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests udarnik [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "50fc268af2df40e4d29a4f4275a5593f1e23fd72ddcb2e835b6c828b0dcf67d7"` [INFO] running `"docker" "rm" "-f" "50fc268af2df40e4d29a4f4275a5593f1e23fd72ddcb2e835b6c828b0dcf67d7"` [INFO] [stdout] 50fc268af2df40e4d29a4f4275a5593f1e23fd72ddcb2e835b6c828b0dcf67d7