[INFO] crate ps_sig 0.2.0 is already in cache
[INFO] checking ps_sig-0.2.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate ps_sig 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ps_sig 0.2.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ps_sig 0.2.0
[INFO] finished tweaking crates.io crate ps_sig 0.2.0
[INFO] tweaked toml for crates.io crate ps_sig 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 91101a9c70d9cc354a138681df060a7806ffb292a903f88381d9994818ca1db2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "91101a9c70d9cc354a138681df060a7806ffb292a903f88381d9994818ca1db2"`
[INFO] [stderr]     Checking miracl_amcl v3.2.5
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking amcl_wrapper v0.2.3
[INFO] [stderr]     Checking ps_sig v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `failure::Error`
[INFO] [stderr]  --> src/errors.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::errors::PSError`
[INFO] [stderr]  --> src/keys.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::errors::PSError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BlindSignature`, `BlindingKey`
[INFO] [stderr]  --> src/pok_sig.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::blind_signature::{BlindingKey, BlindSignature};
[INFO] [stderr]   |                              ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SignatureGroupVec`, `SignatureGroup`
[INFO] [stderr]  --> src/pok_sig.rs:7:57
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{ate_2_pairing, VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stderr]   |                                                         ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `G1Vector`, `G1`
[INFO] [stderr]   --> src/pok_sig.rs:10:35
[INFO] [stderr]    |
[INFO] [stderr] 10 | use amcl_wrapper::group_elem_g1::{G1Vector, G1};
[INFO] [stderr]    |                                   ^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `G2Vector`, `G2`
[INFO] [stderr]   --> src/pok_sig.rs:11:35
[INFO] [stderr]    |
[INFO] [stderr] 11 | use amcl_wrapper::group_elem_g2::{G2Vector, G2};
[INFO] [stderr]    |                                   ^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SignatureGroupVec`, `VerkeyGroup`
[INFO] [stderr]  --> src/signature.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::{ate_2_pairing, VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stderr]   |                            ^^^^^^^^^^^                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Verkey`
[INFO] [stderr]  --> src/blind_signature.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::keys::{Params, Sigkey, Verkey};
[INFO] [stderr]   |                                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `VerkeyGroupVec`, `VerkeyGroup`, `ate_2_pairing`
[INFO] [stderr]  --> src/blind_signature.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::{ate_2_pairing, VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stderr]   |             ^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/blind_signature.rs:70:20
[INFO] [stderr]    |
[INFO] [stderr] 70 |         sigma_2 += (commitment * &u);
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `VerkeyGroupVec`, `ate_2_pairing`
[INFO] [stderr]  --> src/signature_2018.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{SignatureGroup, VerkeyGroupVec, ate_2_pairing};
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FieldElementVector`
[INFO] [stderr]  --> src/signature_2018.rs:4:46
[INFO] [stderr]   |
[INFO] [stderr] 4 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `failure::Error`
[INFO] [stderr]  --> src/errors.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use failure::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/pok_vc.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::errors::PSError`
[INFO] [stderr]  --> src/keys.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::errors::PSError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]   --> src/keys.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |     use std::time::{Duration, Instant};
[INFO] [stderr]    |                     ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BlindSignature`, `BlindingKey`
[INFO] [stderr]  --> src/pok_sig.rs:6:30
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::blind_signature::{BlindingKey, BlindSignature};
[INFO] [stderr]   |                              ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `G1Vector`, `G1`
[INFO] [stderr]   --> src/pok_sig.rs:10:35
[INFO] [stderr]    |
[INFO] [stderr] 10 | use amcl_wrapper::group_elem_g1::{G1Vector, G1};
[INFO] [stderr]    |                                   ^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `G2Vector`, `G2`
[INFO] [stderr]   --> src/pok_sig.rs:11:35
[INFO] [stderr]    |
[INFO] [stderr] 11 | use amcl_wrapper::group_elem_g2::{G2Vector, G2};
[INFO] [stderr]    |                                   ^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SignatureGroupVec`, `VerkeyGroup`
[INFO] [stderr]  --> src/signature.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::{ate_2_pairing, VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stderr]   |                            ^^^^^^^^^^^                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]    --> src/signature.rs:171:21
[INFO] [stderr]     |
[INFO] [stderr] 171 |     use std::time::{Duration, Instant};
[INFO] [stderr]     |                     ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Verkey`
[INFO] [stderr]  --> src/blind_signature.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::keys::{Params, Sigkey, Verkey};
[INFO] [stderr]   |                                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `VerkeyGroupVec`, `VerkeyGroup`, `ate_2_pairing`
[INFO] [stderr]  --> src/blind_signature.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::{ate_2_pairing, VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stderr]   |             ^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/blind_signature.rs:70:20
[INFO] [stderr]    |
[INFO] [stderr] 70 |         sigma_2 += (commitment * &u);
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `amcl_wrapper::field_elem::FieldElementVector`
[INFO] [stderr]    --> src/blind_signature.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |     use amcl_wrapper::field_elem::FieldElementVector;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:181:25
[INFO] [stderr]     |
[INFO] [stderr] 181 |                 comm += (&blinding_key.Y[i] * &msgs[i]);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:183:21
[INFO] [stderr]     |
[INFO] [stderr] 183 |             comm += (&params.g * &blinding);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:205:25
[INFO] [stderr]     |
[INFO] [stderr] 205 |                 comm += (&blinding_key.Y[i] * &msgs[i]);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:207:21
[INFO] [stderr]     |
[INFO] [stderr] 207 |             comm += (&params.g * &blinding);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:238:21
[INFO] [stderr]     |
[INFO] [stderr] 238 |             comm += (&blinding_key.Y[i] * &msgs[i]);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:240:17
[INFO] [stderr]     |
[INFO] [stderr] 240 |         comm += (&params.g * &blinding);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:310:25
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 comm += (&blinding_key.Y[i] * &msgs[i]);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:312:21
[INFO] [stderr]     |
[INFO] [stderr] 312 |             comm += (&params.g * &blinding);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:362:25
[INFO] [stderr]     |
[INFO] [stderr] 362 |                 comm += (&blinding_key.Y[i] * &msgs[i]);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/blind_signature.rs:364:21
[INFO] [stderr]     |
[INFO] [stderr] 364 |             comm += (&params.g * &blinding);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `amcl_wrapper::field_elem::FieldElementVector`
[INFO] [stderr]    --> src/multi_signature.rs:103:9
[INFO] [stderr]     |
[INFO] [stderr] 103 |     use amcl_wrapper::field_elem::FieldElementVector;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `VerkeyGroupVec`, `ate_2_pairing`
[INFO] [stderr]  --> src/signature_2018.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{SignatureGroup, VerkeyGroupVec, ate_2_pairing};
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FieldElementVector`
[INFO] [stderr]  --> src/signature_2018.rs:4:46
[INFO] [stderr]   |
[INFO] [stderr] 4 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GroupElementVector`
[INFO] [stderr]  --> src/signature_2018.rs:8:46
[INFO] [stderr]   |
[INFO] [stderr] 8 | use amcl_wrapper::group_elem::{GroupElement, GroupElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GroupElementVector`
[INFO] [stderr]  --> src/signature_2018.rs:8:46
[INFO] [stderr]   |
[INFO] [stderr] 8 | use amcl_wrapper::group_elem::{GroupElement, GroupElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vk`
[INFO] [stderr]    --> src/blind_signature.rs:141:18
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let (sk, vk) = keygen(count_msgs, &params);
[INFO] [stderr]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_vk`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `FieldElementVector`
[INFO] [stderr]  --> tests/scenario.rs:1:46
[INFO] [stderr]   |
[INFO] [stderr] 1 | use amcl_wrapper::field_elem::{FieldElement, FieldElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `VerkeyGroupVec`
[INFO] [stderr]  --> tests/scenario.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ps_sig::{VerkeyGroupVec, SignatureGroup};
[INFO] [stderr]   |              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> tests/scenario.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |         comm += (&blinding_key.Y[i] * &msgs[i]);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> tests/scenario.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |     comm += (&params.g * &blinding);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GroupElementVector`
[INFO] [stderr]  --> tests/scenario.rs:2:46
[INFO] [stderr]   |
[INFO] [stderr] 2 | use amcl_wrapper::group_elem::{GroupElement, GroupElementVector};
[INFO] [stderr]   |                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.65s
[INFO] running `"docker" "inspect" "91101a9c70d9cc354a138681df060a7806ffb292a903f88381d9994818ca1db2"`
[INFO] running `"docker" "rm" "-f" "91101a9c70d9cc354a138681df060a7806ffb292a903f88381d9994818ca1db2"`
[INFO] [stdout] 91101a9c70d9cc354a138681df060a7806ffb292a903f88381d9994818ca1db2
