[INFO] cloning repository https://github.com/dingxiangfei2009/udarnik [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dingxiangfei2009/udarnik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdingxiangfei2009%2Fudarnik", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdingxiangfei2009%2Fudarnik'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 10803628f875041ac3051116185eae0898556f14 [INFO] checking dingxiangfei2009/udarnik against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdingxiangfei2009%2Fudarnik" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dingxiangfei2009/udarnik on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dingxiangfei2009/udarnik [INFO] finished tweaking git repo https://github.com/dingxiangfei2009/udarnik [INFO] tweaked toml for git repo https://github.com/dingxiangfei2009/udarnik written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/dingxiangfei2009/udarnik already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 588cb8f28b1836d0624a3b98e6d0ef088f8a9325092f35e839c949e80d980484 [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" "588cb8f28b1836d0624a3b98e6d0ef088f8a9325092f35e839c949e80d980484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "588cb8f28b1836d0624a3b98e6d0ef088f8a9325092f35e839c949e80d980484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "588cb8f28b1836d0624a3b98e6d0ef088f8a9325092f35e839c949e80d980484", kill_on_drop: false }` [INFO] [stdout] 588cb8f28b1836d0624a3b98e6d0ef088f8a9325092f35e839c949e80d980484 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba96aeed7d920cf090908a0d814a18918b62575acaaa024083470549515fe622 [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" "ba96aeed7d920cf090908a0d814a18918b62575acaaa024083470549515fe622", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling syn v0.15.32 [INFO] [stderr] Compiling subtle v2.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Checking opaque-debug v0.2.2 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Compiling clear_on_drop v0.2.3 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking digest v0.8.0 [INFO] [stderr] Checking backtrace-sys v0.1.28 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking backtrace v0.3.15 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha3 v0.8.1 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling curve25519-dalek v1.1.3 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking udarnik v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `edwards::EdwardsPoint`, `scalar::Scalar`, `traits::Identity` [INFO] [stdout] --> src/pvss/dleq.rs:58:45 [INFO] [stdout] | [INFO] [stdout] 58 | constants::ED25519_BASEPOINT_POINT, edwards::EdwardsPoint, scalar::Scalar, traits::Identity, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pvss/mod.rs:418:13 [INFO] [stdout] | [INFO] [stdout] 418 | mut poll, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ed25519_base_mul` [INFO] [stdout] --> src/pvss/mod.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn ed25519_base_mul(s: &Scalar) -> EdwardsPoint { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `random_scalar` [INFO] [stdout] --> src/pvss/mod.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn random_scalar(rng: &mut R) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ZeroCustodianId` [INFO] [stdout] --> src/pvss/mod.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | ZeroCustodianId, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InvalidCustodianId` [INFO] [stdout] --> src/pvss/mod.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | InvalidCustodianId(u64), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Polynomial` [INFO] [stdout] --> src/pvss/mod.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub struct Polynomial(Vec); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `eval` [INFO] [stdout] --> src/pvss/mod.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 78 | fn eval(&self, x: &Scalar) -> Scalar { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Shard` [INFO] [stdout] --> src/pvss/mod.rs:119:12 [INFO] [stdout] | [INFO] [stdout] 119 | pub struct Shard { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn new(p: &Polynomial, id: u64, key: &EdwardsPoint) -> (Self, Scalar) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Seed` [INFO] [stdout] --> src/pvss/mod.rs:132:12 [INFO] [stdout] | [INFO] [stdout] 132 | pub struct Seed(Scalar); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | fn new(rng: &mut R) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `SignedSeed` [INFO] [stdout] --> src/pvss/mod.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 140 | pub struct SignedSeed(EdwardsPoint); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:143:12 [INFO] [stdout] | [INFO] [stdout] 143 | pub fn new(seed: &Seed, base: &EdwardsPoint) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:153:8 [INFO] [stdout] | [INFO] [stdout] 153 | fn new(p: &Polynomial) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Challenge` [INFO] [stdout] --> src/pvss/mod.rs:158:12 [INFO] [stdout] | [INFO] [stdout] 158 | pub struct Challenge(Scalar); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:161:8 [INFO] [stdout] | [INFO] [stdout] 161 | fn new(commits: &Commits, dealer_signed_seeds: &[SignedSeed], shards: &[Shard]) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Responses` [INFO] [stdout] --> src/pvss/mod.rs:179:12 [INFO] [stdout] | [INFO] [stdout] 179 | pub struct Responses(Vec); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:182:8 [INFO] [stdout] | [INFO] [stdout] 182 | fn new(challenge: &Challenge, seeds: &[Seed], secret_shards: &[Scalar]) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:217:12 [INFO] [stdout] | [INFO] [stdout] 217 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:318:12 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/pvss/mod.rs:344:8 [INFO] [stdout] | [INFO] [stdout] 344 | fn new( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `recover_secret` [INFO] [stdout] --> src/pvss/mod.rs:450:8 [INFO] [stdout] | [INFO] [stdout] 450 | pub fn recover_secret(poll: Verified) -> EdwardsPoint { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pvss/mod.rs:418:13 [INFO] [stdout] | [INFO] [stdout] 418 | mut poll, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InvalidCustodianId` [INFO] [stdout] --> src/pvss/mod.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | InvalidCustodianId(u64), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.87s [INFO] running `Command { std: "docker" "inspect" "ba96aeed7d920cf090908a0d814a18918b62575acaaa024083470549515fe622", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba96aeed7d920cf090908a0d814a18918b62575acaaa024083470549515fe622", kill_on_drop: false }` [INFO] [stdout] ba96aeed7d920cf090908a0d814a18918b62575acaaa024083470549515fe622