[INFO] cloning repository https://github.com/AYCH-Inc/aych.hyperursa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AYCH-Inc/aych.hyperursa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAYCH-Inc%2Faych.hyperursa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAYCH-Inc%2Faych.hyperursa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5276e9b81faeb4fec02026a270789f3c3f67fdf
[INFO] testing AYCH-Inc/aych.hyperursa against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAYCH-Inc%2Faych.hyperursa" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AYCH-Inc/aych.hyperursa on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AYCH-Inc/aych.hyperursa
[INFO] finished tweaking git repo https://github.com/AYCH-Inc/aych.hyperursa
[INFO] tweaked toml for git repo https://github.com/AYCH-Inc/aych.hyperursa written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/AYCH-Inc/aych.hyperursa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
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[INFO] [stderr] workspace: /workspace/builds/worker-105/source/Cargo.toml
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "b031dfad05994e960f0cc9e992934e2bc8f61b75f114e897a110ebe9cde93a79", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb99486c7d7c4caa9720ebf6a90af20908f32dc521c89065ff58a3fde3219854
[INFO] running `Command { std: "docker" "start" "-a" "bb99486c7d7c4caa9720ebf6a90af20908f32dc521c89065ff58a3fde3219854", kill_on_drop: false }`
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[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
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[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling ursa v0.3.4 (/opt/rustwide/workdir/libursa)
[INFO] [stderr]    Compiling bulletproofs_amcl v0.2.0 (/opt/rustwide/workdir/libzmix/bulletproofs_amcl)
[INFO] [stdout] warning: type `DBVal_4_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type DBVal_4_ary = [FieldElement; 4];
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval4Ary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ProofNode_4_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type ProofNode_4_ary = [FieldElement; 3];
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode4Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `VanillaSparseMerkleTree_4` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct VanillaSparseMerkleTree_4<'a, MTH: Arity4MerkleTreeHash> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `DBVal_8_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type DBVal_8_ary = [FieldElement; ARITY];
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval8Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ProofNode_8_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type ProofNode_8_ary = [FieldElement; ARITY - 1];
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode8Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `VanillaSparseMerkleTree_8` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct VanillaSparseMerkleTree_8<'a, MTH: Arity8MerkleTreeHash> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MiMC_2` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct MiMC_2<'a> {
[INFO] [stdout]     |            ^^^^^^ help: convert the identifier to upper camel case: `MiMc2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_2` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct PoseidonHash_2<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_4` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct PoseidonHash_4<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_8` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct PoseidonHash_8<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/errors.rs:192:23
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let message = Fail::iter_causes(&err)
[INFO] [stdout]     |                       ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libursa/src/errors/mod.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zmix v0.3.1 (/opt/rustwide/workdir/libzmix)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libzmix/src/errors.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             Fail::iter_causes(&err)
[INFO] [stdout]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:183:21
[INFO] [stdout]     |
[INFO] [stdout] 183 |                     Fail::iter_causes(&err)
[INFO] [stdout]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: libzmix/src/signatures/delg_cred_cdd/errors.rs:141:1
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl_PoKVCError_conversion!(DelgCredCDDErrorKind, DelgCredCDDError);
[INFO] [stdout]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:183:21
[INFO] [stdout]     |
[INFO] [stdout] 183 |                     Fail::iter_causes(&err)
[INFO] [stdout]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: libzmix/src/signatures/ps/errors.rs:33:1
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl_PoKVCError_conversion!(PSErrorKind, PSError);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "bb99486c7d7c4caa9720ebf6a90af20908f32dc521c89065ff58a3fde3219854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb99486c7d7c4caa9720ebf6a90af20908f32dc521c89065ff58a3fde3219854", kill_on_drop: false }`
[INFO] [stdout] bb99486c7d7c4caa9720ebf6a90af20908f32dc521c89065ff58a3fde3219854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 277d3bab0506c14ef952fdb0d41bae891189246d74b6ce906c32267eef9e2f8b
[INFO] running `Command { std: "docker" "start" "-a" "277d3bab0506c14ef952fdb0d41bae891189246d74b6ce906c32267eef9e2f8b", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/libursa/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling curl v0.4.28
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling vcpkg v0.2.8
[INFO] [stderr]    Compiling unwrap v1.2.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling bytebuffer-rs v0.3.1
[INFO] [stderr]    Compiling bulletproofs_amcl v0.2.0 (/opt/rustwide/workdir/libzmix/bulletproofs_amcl)
[INFO] [stderr]    Compiling zmix v0.3.1 (/opt/rustwide/workdir/libzmix)
[INFO] [stdout] warning: type `DBVal_4_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type DBVal_4_ary = [FieldElement; 4];
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval4Ary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ProofNode_4_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type ProofNode_4_ary = [FieldElement; 3];
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode4Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `VanillaSparseMerkleTree_4` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct VanillaSparseMerkleTree_4<'a, MTH: Arity4MerkleTreeHash> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `DBVal_8_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type DBVal_8_ary = [FieldElement; ARITY];
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval8Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ProofNode_8_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type ProofNode_8_ary = [FieldElement; ARITY - 1];
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode8Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `VanillaSparseMerkleTree_8` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct VanillaSparseMerkleTree_8<'a, MTH: Arity8MerkleTreeHash> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MiMC_2` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct MiMC_2<'a> {
[INFO] [stdout]     |            ^^^^^^ help: convert the identifier to upper camel case: `MiMc2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_2` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct PoseidonHash_2<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_4` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct PoseidonHash_4<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_8` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct PoseidonHash_8<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/errors.rs:192:23
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let message = Fail::iter_causes(&err)
[INFO] [stdout]     |                       ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libursa/src/errors/mod.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libzmix/src/errors.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             Fail::iter_causes(&err)
[INFO] [stdout]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:183:21
[INFO] [stdout]     |
[INFO] [stdout] 183 |                     Fail::iter_causes(&err)
[INFO] [stdout]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: libzmix/src/signatures/delg_cred_cdd/errors.rs:141:1
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl_PoKVCError_conversion!(DelgCredCDDErrorKind, DelgCredCDDError);
[INFO] [stdout]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:183:21
[INFO] [stdout]     |
[INFO] [stdout] 183 |                     Fail::iter_causes(&err)
[INFO] [stdout]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: libzmix/src/signatures/ps/errors.rs:33:1
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl_PoKVCError_conversion!(PSErrorKind, PSError);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniz_oxide v0.3.6
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stdout] warning: unused imports: `ConstraintSystem`, `LinearCombination`, `Variable`
[INFO] [stdout]  --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:6:30
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use bulletproofs::r1cs::{ConstraintSystem, LinearCombination, Prover, Variable, Verifier};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `G` should have a snake case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let G: G1Vector = get_generators("G", 8).into();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let H: G1Vector = get_generators("H", 8).into();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `G` should have a snake case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let G: G1Vector = get_generators("G", 8).into();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use rand::rngs::OsRng;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let H: G1Vector = get_generators("H", 8).into();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `G` should have a snake case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let G: G1Vector = get_generators("G", 512).into();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let H: G1Vector = get_generators("H", 512).into();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `G` should have a snake case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let G: G1Vector = get_generators("G", 256).into();
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let H: G1Vector = get_generators("H", 256).into();
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/bound_check.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |         use rand::rngs::OsRng;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `DBVal_4_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type DBVal_4_ary = [FieldElement; 4];
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval4Ary`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ProofNode_4_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type ProofNode_4_ary = [FieldElement; 3];
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode4Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `VanillaSparseMerkleTree_4` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct VanillaSparseMerkleTree_4<'a, MTH: Arity4MerkleTreeHash> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `DBVal_8_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type DBVal_8_ary = [FieldElement; ARITY];
[INFO] [stdout]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval8Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `ProofNode_8_ary` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type ProofNode_8_ary = [FieldElement; ARITY - 1];
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode8Ary`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `VanillaSparseMerkleTree_8` should have an upper camel case name
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct VanillaSparseMerkleTree_8<'a, MTH: Arity8MerkleTreeHash> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::get_generators`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:477:9
[INFO] [stdout]     |
[INFO] [stdout] 477 |     use crate::utils::get_generators;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/mimc.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     use rand::rngs::OsRng;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/mimc.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use rand::Rng;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/mimc.rs:112:21
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use std::time::{Duration, Instant};
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/non_zero.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         use rand::rngs::OsRng;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/non_zero.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |         use rand::Rng;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/poseidon_hash.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |     use rand::rngs::OsRng;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/poseidon_hash.rs:493:9
[INFO] [stdout]     |
[INFO] [stdout] 493 |     use rand::Rng;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `MiMC_2` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct MiMC_2<'a> {
[INFO] [stdout]     |            ^^^^^^ help: convert the identifier to upper camel case: `MiMc2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_2` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub struct PoseidonHash_2<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_4` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct PoseidonHash_4<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `PoseidonHash_8` should have an upper camel case name
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct PoseidonHash_8<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 |         use rand::rngs::OsRng;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership.rs:151:13
[INFO] [stdout]     |
[INFO] [stdout] 151 |         use rand::Rng;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership_alt.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         use rand::rngs::OsRng;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership_alt.rs:222:13
[INFO] [stdout]     |
[INFO] [stdout] 222 |         use rand::Rng;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_non_membership.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |         use rand::rngs::OsRng;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_non_membership.rs:154:13
[INFO] [stdout]     |
[INFO] [stdout] 154 |         use rand::Rng;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/errors.rs:192:23
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let message = Fail::iter_causes(&err)
[INFO] [stdout]     |                       ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_rounds`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/sparse_merkle_tree_4_ary.rs:238:13
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let total_rounds = full_b + partial_rounds + full_e;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_rounds`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_PS_sig_and_proof_of_knowledge_of_sig` should have a snake case name
[INFO] [stdout]   --> libzmix/tests/ps_sig_complete_scenario.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn test_PS_sig_and_proof_of_knowledge_of_sig() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_ps_sig_and_proof_of_knowledge_of_sig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stdout] warning: unused variable: `total_rounds`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/sparse_merkle_tree_8_ary.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let total_rounds = full_b + partial_rounds + full_e;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_rounds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_weight_matrices`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/prover.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn get_weight_matrices(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flattened_constraints_elaborated`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/prover.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn flattened_constraints_elaborated(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_weight_matrices`
[INFO] [stdout]    --> libzmix/bulletproofs_amcl/src/r1cs/verifier.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn get_weight_matrices(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libzmix/src/errors.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             Fail::iter_causes(&err)
[INFO] [stdout]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:183:21
[INFO] [stdout]     |
[INFO] [stdout] 183 |                     Fail::iter_causes(&err)
[INFO] [stdout]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: libzmix/src/signatures/delg_cred_cdd/errors.rs:141:1
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl_PoKVCError_conversion!(DelgCredCDDErrorKind, DelgCredCDDError);
[INFO] [stdout]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> libzmix/src/errors.rs:183:21
[INFO] [stdout]     |
[INFO] [stdout] 183 |                     Fail::iter_causes(&err)
[INFO] [stdout]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: libzmix/src/signatures/ps/errors.rs:33:1
[INFO] [stdout]     |
[INFO] [stdout] 33  | impl_PoKVCError_conversion!(PSErrorKind, PSError);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_PoK_multiple_sigs_with_same_msg` should have a snake case name
[INFO] [stdout]    --> libzmix/src/signatures/bbs/pok_sig.rs:382:8
[INFO] [stdout]     |
[INFO] [stdout] 382 |     fn test_PoK_multiple_sigs_with_same_msg() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_po_k_multiple_sigs_with_same_msg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.5.5
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libsodium-ffi v0.2.2
[INFO] [stderr]    Compiling ursa v0.3.4 (/opt/rustwide/workdir/libursa)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> libursa/src/errors/mod.rs:92:22
[INFO] [stdout]    |
[INFO] [stdout] 92 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stdout]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libursa/src/signatures/ed25519.rs:190:38
[INFO] [stdout]     |
[INFO] [stdout] 190 |             Err(e) => assert!(false, e),
[INFO] [stdout]     |                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 190 |             Err(e) => assert!(false, "{}", e),
[INFO] [stdout]     |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libursa/src/signatures/ed25519.rs:199:39
[INFO] [stdout]     |
[INFO] [stdout] 199 |             Err(er) => assert!(false, er),
[INFO] [stdout]     |                                       ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 199 |             Err(er) => assert!(false, "{}", er),
[INFO] [stdout]     |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libursa/src/signatures/secp256k1.rs:519:47
[INFO] [stdout]     |
[INFO] [stdout] 519 |                     Err(er) => assert!(false, er),
[INFO] [stdout]     |                                               ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 519 |                     Err(er) => assert!(false, "{}", er),
[INFO] [stdout]     |                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libursa/src/signatures/secp256k1.rs:529:47
[INFO] [stdout]     |
[INFO] [stdout] 529 |                     Err(er) => assert!(false, er),
[INFO] [stdout]     |                                               ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 529 |                     Err(er) => assert!(false, "{}", er),
[INFO] [stdout]     |                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> libursa/src/signatures/secp256k1.rs:532:38
[INFO] [stdout]     |
[INFO] [stdout] 532 |             Err(e) => assert!(false, e),
[INFO] [stdout]     |                                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 532 |             Err(e) => assert!(false, "{}", e),
[INFO] [stdout]     |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 58.82s
[INFO] running `Command { std: "docker" "inspect" "277d3bab0506c14ef952fdb0d41bae891189246d74b6ce906c32267eef9e2f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277d3bab0506c14ef952fdb0d41bae891189246d74b6ce906c32267eef9e2f8b", kill_on_drop: false }`
[INFO] [stdout] 277d3bab0506c14ef952fdb0d41bae891189246d74b6ce906c32267eef9e2f8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01afb387db212bfe8ca9d3ddcce27113cc9d37be71ef68e1c0da1411d4fca4c9
[INFO] running `Command { std: "docker" "start" "-a" "01afb387db212bfe8ca9d3ddcce27113cc9d37be71ef68e1c0da1411d4fca4c9", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/libursa/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: type `DBVal_4_ary` should have an upper camel case name
[INFO] [stdout] 
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:15:10
[INFO] [stdout] running 14 tests
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type DBVal_4_ary = [FieldElement; 4];
[INFO] [stderr]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval4Ary`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `ProofNode_4_ary` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub type ProofNode_4_ary = [FieldElement; 3];
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode4Ary`
[INFO] [stderr] 
[INFO] [stderr] warning: type `VanillaSparseMerkleTree_4` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct VanillaSparseMerkleTree_4<'a, MTH: Arity4MerkleTreeHash> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree4`
[INFO] [stderr] 
[INFO] [stderr] warning: type `DBVal_8_ary` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type DBVal_8_ary = [FieldElement; ARITY];
[INFO] [stderr]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval8Ary`
[INFO] [stderr] 
[INFO] [stderr] warning: type `ProofNode_8_ary` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub type ProofNode_8_ary = [FieldElement; ARITY - 1];
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode8Ary`
[INFO] [stderr] 
[INFO] [stderr] warning: type `VanillaSparseMerkleTree_8` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct VanillaSparseMerkleTree_8<'a, MTH: Arity8MerkleTreeHash> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree8`
[INFO] [stderr] 
[INFO] [stderr] warning: type `MiMC_2` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub struct MiMC_2<'a> {
[INFO] [stderr]     |            ^^^^^^ help: convert the identifier to upper camel case: `MiMc2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `PoseidonHash_2` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub struct PoseidonHash_2<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `PoseidonHash_4` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:116:12
[INFO] [stderr]     |
[INFO] [stderr] 116 | pub struct PoseidonHash_4<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash4`
[INFO] [stderr] 
[INFO] [stderr] warning: type `PoseidonHash_8` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub struct PoseidonHash_8<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash8`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/errors.rs:192:23
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let message = Fail::iter_causes(&err)
[INFO] [stderr]     |                       ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libursa/src/errors/mod.rs:92:22
[INFO] [stderr]    |
[INFO] [stderr] 92 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stderr]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libursa/src/errors/mod.rs:92:22
[INFO] [stderr]    |
[INFO] [stderr] 92 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stderr]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> libursa/src/signatures/ed25519.rs:190:38
[INFO] [stderr]     |
[INFO] [stderr] 190 |             Err(e) => assert!(false, e),
[INFO] [stderr]     |                                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 190 |             Err(e) => assert!(false, "{}", e),
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> libursa/src/signatures/ed25519.rs:199:39
[INFO] [stderr]     |
[INFO] [stderr] 199 |             Err(er) => assert!(false, er),
[INFO] [stderr]     |                                       ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 199 |             Err(er) => assert!(false, "{}", er),
[INFO] [stderr]     |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> libursa/src/signatures/secp256k1.rs:519:47
[INFO] [stderr]     |
[INFO] [stderr] 519 |                     Err(er) => assert!(false, er),
[INFO] [stderr]     |                                               ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 519 |                     Err(er) => assert!(false, "{}", er),
[INFO] [stderr]     |                                               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> libursa/src/signatures/secp256k1.rs:529:47
[INFO] [stderr]     |
[INFO] [stderr] 529 |                     Err(er) => assert!(false, er),
[INFO] [stderr]     |                                               ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 529 |                     Err(er) => assert!(false, "{}", er),
[INFO] [stderr]     |                                               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> libursa/src/signatures/secp256k1.rs:532:38
[INFO] [stderr]     |
[INFO] [stderr] 532 |             Err(e) => assert!(false, e),
[INFO] [stderr]     |                                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 532 |             Err(e) => assert!(false, "{}", e),
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/bound_check.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |         use rand::rngs::OsRng;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `DBVal_4_ary` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type DBVal_4_ary = [FieldElement; 4];
[INFO] [stderr]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval4Ary`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `ProofNode_4_ary` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub type ProofNode_4_ary = [FieldElement; 3];
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode4Ary`
[INFO] [stderr] 
[INFO] [stderr] warning: type `VanillaSparseMerkleTree_4` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_4_ary.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct VanillaSparseMerkleTree_4<'a, MTH: Arity4MerkleTreeHash> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree4`
[INFO] [stderr] 
[INFO] [stderr] warning: type `DBVal_8_ary` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type DBVal_8_ary = [FieldElement; ARITY];
[INFO] [stderr]    |          ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Dbval8Ary`
[INFO] [stderr] 
[INFO] [stderr] warning: type `ProofNode_8_ary` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub type ProofNode_8_ary = [FieldElement; ARITY - 1];
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ProofNode8Ary`
[INFO] [stderr] 
[INFO] [stderr] warning: type `VanillaSparseMerkleTree_8` should have an upper camel case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct VanillaSparseMerkleTree_8<'a, MTH: Arity8MerkleTreeHash> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `VanillaSparseMerkleTree8`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::get_generators`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/helper_constraints/sparse_merkle_tree_8_ary.rs:477:9
[INFO] [stderr]     |
[INFO] [stderr] 477 |     use crate::utils::get_generators;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/mimc.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     use rand::rngs::OsRng;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/mimc.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |     use rand::Rng;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/mimc.rs:112:21
[INFO] [stderr]     |
[INFO] [stderr] 112 |     use std::time::{Duration, Instant};
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/non_zero.rs:94:13
[INFO] [stderr]    |
[INFO] [stderr] 94 |         use rand::rngs::OsRng;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/non_zero.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 |         use rand::Rng;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/poseidon_hash.rs:492:9
[INFO] [stderr]     |
[INFO] [stderr] 492 |     use rand::rngs::OsRng;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/poseidon_hash.rs:493:9
[INFO] [stderr]     |
[INFO] [stderr] 493 |     use rand::Rng;
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `MiMC_2` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub struct MiMC_2<'a> {
[INFO] [stderr]     |            ^^^^^^ help: convert the identifier to upper camel case: `MiMc2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `PoseidonHash_2` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 | pub struct PoseidonHash_2<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash2`
[INFO] [stderr] 
[INFO] [stderr] warning: type `PoseidonHash_4` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:116:12
[INFO] [stderr]     |
[INFO] [stderr] 116 | pub struct PoseidonHash_4<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash4`
[INFO] [stderr] 
[INFO] [stderr] warning: type `PoseidonHash_8` should have an upper camel case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/merkle_tree_hash.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub struct PoseidonHash_8<'a> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PoseidonHash8`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership.rs:150:13
[INFO] [stderr]     |
[INFO] [stderr] 150 |         use rand::rngs::OsRng;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership.rs:151:13
[INFO] [stderr]     |
[INFO] [stderr] 151 |         use rand::Rng;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership_alt.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |         use rand::rngs::OsRng;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_membership_alt.rs:222:13
[INFO] [stderr]     |
[INFO] [stderr] 222 |         use rand::Rng;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_non_membership.rs:153:13
[INFO] [stderr]     |
[INFO] [stderr] 153 |         use rand::rngs::OsRng;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/set_non_membership.rs:154:13
[INFO] [stderr]     |
[INFO] [stderr] 154 |         use rand::Rng;
[INFO] [stderr]     |             ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/errors.rs:192:23
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let message = Fail::iter_causes(&err)
[INFO] [stderr]     |                       ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total_rounds`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/sparse_merkle_tree_4_ary.rs:238:13
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let total_rounds = full_b + partial_rounds + full_e;
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_rounds`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `total_rounds`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/gadgets/sparse_merkle_tree_8_ary.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let total_rounds = full_b + partial_rounds + full_e;
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_rounds`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_weight_matrices`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/prover.rs:194:8
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn get_weight_matrices(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `flattened_constraints_elaborated`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/prover.rs:241:8
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn flattened_constraints_elaborated(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_weight_matrices`
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/src/r1cs/verifier.rs:202:8
[INFO] [stderr]     |
[INFO] [stderr] 202 |     fn get_weight_matrices(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libzmix/src/errors.rs:66:22
[INFO] [stderr]    |
[INFO] [stderr] 66 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stderr]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/src/errors.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |             Fail::iter_causes(&err)
[INFO] [stderr]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/src/errors.rs:183:21
[INFO] [stderr]     |
[INFO] [stderr] 183 |                     Fail::iter_causes(&err)
[INFO] [stderr]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: libzmix/src/signatures/delg_cred_cdd/errors.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | impl_PoKVCError_conversion!(DelgCredCDDErrorKind, DelgCredCDDError);
[INFO] [stderr]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/src/errors.rs:183:21
[INFO] [stderr]     |
[INFO] [stderr] 183 |                     Fail::iter_causes(&err)
[INFO] [stderr]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: libzmix/src/signatures/ps/errors.rs:33:1
[INFO] [stderr]     |
[INFO] [stderr] 33  | impl_PoKVCError_conversion!(PSErrorKind, PSError);
[INFO] [stderr]     | -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> libzmix/src/errors.rs:66:22
[INFO] [stderr]    |
[INFO] [stderr] 66 |         for cause in Fail::iter_chain(&self.inner) {
[INFO] [stderr]    |                      ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/src/errors.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |             Fail::iter_causes(&err)
[INFO] [stderr]     |             ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/src/errors.rs:183:21
[INFO] [stderr]     |
[INFO] [stderr] 183 |                     Fail::iter_causes(&err)
[INFO] [stderr]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: libzmix/src/signatures/delg_cred_cdd/errors.rs:141:1
[INFO] [stderr]     |
[INFO] [stderr] 141 | impl_PoKVCError_conversion!(DelgCredCDDErrorKind, DelgCredCDDError);
[INFO] [stderr]     | -------------------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> libzmix/src/errors.rs:183:21
[INFO] [stderr]     |
[INFO] [stderr] 183 |                     Fail::iter_causes(&err)
[INFO] [stderr]     |                     ^^^^ help: use `dyn`: `<dyn Fail>`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: libzmix/src/signatures/ps/errors.rs:33:1
[INFO] [stderr]     |
[INFO] [stderr] 33  | impl_PoKVCError_conversion!(PSErrorKind, PSError);
[INFO] [stderr]     | -------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr]     = note: this warning originates in the macro `impl_PoKVCError_conversion` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_PoK_multiple_sigs_with_same_msg` should have a snake case name
[INFO] [stderr]    --> libzmix/src/signatures/bbs/pok_sig.rs:382:8
[INFO] [stderr]     |
[INFO] [stderr] 382 |     fn test_PoK_multiple_sigs_with_same_msg() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_po_k_multiple_sigs_with_same_msg`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable `G` should have a snake case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let G: G1Vector = get_generators("G", 8).into();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `g`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `H` should have a snake case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let H: G1Vector = get_generators("H", 8).into();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `h`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `G` should have a snake case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let G: G1Vector = get_generators("G", 8).into();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `g`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `H` should have a snake case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/tests/r1cs.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let H: G1Vector = get_generators("H", 8).into();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `h`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ConstraintSystem`, `LinearCombination`, `Variable`
[INFO] [stderr]  --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 |     use bulletproofs::r1cs::{ConstraintSystem, LinearCombination, Prover, Variable, Verifier};
[INFO] [stderr]   |                              ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::rngs::OsRng`
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     use rand::rngs::OsRng;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `G` should have a snake case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let G: G1Vector = get_generators("G", 512).into();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `g`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `H` should have a snake case name
[INFO] [stderr]   --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:44:13
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let H: G1Vector = get_generators("H", 512).into();
[INFO] [stderr]    |             ^ help: convert the identifier to snake case: `h`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `G` should have a snake case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let G: G1Vector = get_generators("G", 256).into();
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `g`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `H` should have a snake case name
[INFO] [stderr]    --> libzmix/bulletproofs_amcl/tests/multiple_constraint_systems.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let H: G1Vector = get_generators("H", 256).into();
[INFO] [stderr]     |             ^ help: convert the identifier to snake case: `h`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_PS_sig_and_proof_of_knowledge_of_sig` should have a snake case name
[INFO] [stderr]   --> libzmix/tests/ps_sig_complete_scenario.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn test_PS_sig_and_proof_of_knowledge_of_sig() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_ps_sig_and_proof_of_knowledge_of_sig`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bulletproofs_amcl-35f56df83b416581)
[INFO] [stdout] test ipp::tests::test_ipp ... ok
[INFO] [stdout] test r1cs::gadgets::non_zero::tests::test_non_zero_gadget ... ok
[INFO] [stdout] test r1cs::gadgets::set_membership::tests::test_set_membership ... ok
[INFO] [stdout] test r1cs::gadgets::set_non_membership::tests::test_set_non_membership ... ok
[INFO] [stdout] test r1cs::gadgets::set_membership_alt::tests::test_set_membership_alt ... ok
[INFO] [stdout] test r1cs::gadgets::bound_check::tests::test_bound_check_gadget ... ok
[INFO] [stdout] test r1cs::gadgets::helper_constraints::sparse_merkle_tree_4_ary::tests::test_vanilla_sparse_merkle_tree_4 ... ok
[INFO] [stdout] test r1cs::gadgets::helper_constraints::sparse_merkle_tree_8_ary::tests::test_vanilla_sparse_merkle_tree_8 has been running for over 60 seconds
[INFO] [stdout] test r1cs::gadgets::mimc::tests::test_mimc has been running for over 60 seconds
[INFO] [stdout] test r1cs::gadgets::poseidon_hash::tests::test_poseidon_hash_2 has been running for over 60 seconds
[INFO] [stdout] test r1cs::gadgets::poseidon_hash::tests::test_poseidon_hash_4 has been running for over 60 seconds
[INFO] [stdout] test r1cs::gadgets::poseidon_hash::tests::test_poseidon_hash_8 has been running for over 60 seconds
[INFO] [stdout] test r1cs::gadgets::sparse_merkle_tree_4_ary::tests::test_VSMT_4_Verif has been running for over 60 seconds
[INFO] [stdout] test r1cs::gadgets::sparse_merkle_tree_8_ary::tests::test_VSMT_8_Verif has been running for over 60 seconds
[INFO] [stdout] test r1cs::gadgets::helper_constraints::sparse_merkle_tree_8_ary::tests::test_vanilla_sparse_merkle_tree_8 ... ok
[INFO] [stdout] test r1cs::gadgets::mimc::tests::test_mimc ... ok
[INFO] [stdout] test r1cs::gadgets::poseidon_hash::tests::test_poseidon_hash_2 ... ok
[INFO] [stdout] test r1cs::gadgets::poseidon_hash::tests::test_poseidon_hash_4 ... ok
[INFO] [stdout] test r1cs::gadgets::poseidon_hash::tests::test_poseidon_hash_8 ... ok
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "01afb387db212bfe8ca9d3ddcce27113cc9d37be71ef68e1c0da1411d4fca4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01afb387db212bfe8ca9d3ddcce27113cc9d37be71ef68e1c0da1411d4fca4c9", kill_on_drop: false }`
[INFO] [stdout] 01afb387db212bfe8ca9d3ddcce27113cc9d37be71ef68e1c0da1411d4fca4c9
