[INFO] fetching crate confidential_identity_core 1.1.2...
[INFO] checking confidential_identity_core-1.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate confidential_identity_core 1.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate confidential_identity_core 1.1.2
[INFO] finished tweaking crates.io crate confidential_identity_core 1.1.2
[INFO] tweaked toml for crates.io crate confidential_identity_core 1.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate confidential_identity_core 1.1.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 132 packages to latest compatible versions
[INFO] [stderr]       Adding bulletproofs v4.0.0 (available: v5.0.0)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding getrandom v0.2.16 (available: v0.3.4)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] [stderr]       Adding sha3 v0.9.1 (available: v0.10.8)
[INFO] [stderr]       Adding sp-std v5.0.0 (available: v14.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b71067a781d05a205ce165b20c1a851e9b23a1afcec6532a143ac71f8f000e8
[INFO] running `Command { std: "docker" "start" "-a" "3b71067a781d05a205ce165b20c1a851e9b23a1afcec6532a143ac71f8f000e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b71067a781d05a205ce165b20c1a851e9b23a1afcec6532a143ac71f8f000e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b71067a781d05a205ce165b20c1a851e9b23a1afcec6532a143ac71f8f000e8", kill_on_drop: false }`
[INFO] [stdout] 3b71067a781d05a205ce165b20c1a851e9b23a1afcec6532a143ac71f8f000e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f398c76b9713516577f147f2784191b652bba973ed578c17bfcb8bc53756ab81
[INFO] running `Command { std: "docker" "start" "-a" "f398c76b9713516577f147f2784191b652bba973ed578c17bfcb8bc53756ab81", kill_on_drop: false }`
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[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
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[INFO] [stderr]    Compiling clear_on_drop v0.2.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
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[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking regex-automata v0.4.13
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[INFO] [stderr]     Checking crypto-common v0.1.7
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[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.55
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[INFO] [stderr]     Checking serde_cbor v0.11.2
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[INFO] [stderr]     Checking curve25519-dalek-ng v4.1.1
[INFO] [stderr]     Checking merlin v3.0.0
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking bulletproofs v4.0.0
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.105
[INFO] [stderr]     Checking criterion v0.3.6
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[INFO] [stderr]     Checking wasm-bindgen v0.2.105
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[INFO] [stderr]     Checking confidential_identity_core v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/membership_proof.rs:333:26
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 f_values[(i * n + j)] = proof_f_elements[proof_f_idx];
[INFO] [stdout]     |                          ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 333 -                 f_values[(i * n + j)] = proof_f_elements[proof_f_idx];
[INFO] [stdout] 333 +                 f_values[i * n + j] = proof_f_elements[proof_f_idx];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/membership_proof.rs:334:26
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 f_values[(i * n)] -= proof_f_elements[proof_f_idx];
[INFO] [stdout]     |                          ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 334 -                 f_values[(i * n)] -= proof_f_elements[proof_f_idx];
[INFO] [stdout] 334 +                 f_values[i * n] -= proof_f_elements[proof_f_idx];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:899:26
[INFO] [stdout]     |
[INFO] [stdout] 899 |                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                          ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 899 -                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 899 +                 f_values[i * n + j] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:899:58
[INFO] [stdout]     |
[INFO] [stdout] 899 |                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                                                          ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 899 -                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 899 +                 f_values[(i * n + j)] = proof_f_elements[i * (n - 1) + (j - 1)];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:900:26
[INFO] [stdout]     |
[INFO] [stdout] 900 |                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                          ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 900 -                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 900 +                 f_values[i * n] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:900:55
[INFO] [stdout]     |
[INFO] [stdout] 900 |                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                                                       ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 900 -                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 900 +                 f_values[(i * n)] -= proof_f_elements[i * (n - 1) + (j - 1)];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.55
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.55
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/membership_proof.rs:333:26
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 f_values[(i * n + j)] = proof_f_elements[proof_f_idx];
[INFO] [stdout]     |                          ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 333 -                 f_values[(i * n + j)] = proof_f_elements[proof_f_idx];
[INFO] [stdout] 333 +                 f_values[i * n + j] = proof_f_elements[proof_f_idx];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/membership_proof.rs:334:26
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 f_values[(i * n)] -= proof_f_elements[proof_f_idx];
[INFO] [stdout]     |                          ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 334 -                 f_values[(i * n)] -= proof_f_elements[proof_f_idx];
[INFO] [stdout] 334 +                 f_values[i * n] -= proof_f_elements[proof_f_idx];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:899:26
[INFO] [stdout]     |
[INFO] [stdout] 899 |                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                          ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 899 -                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 899 +                 f_values[i * n + j] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:899:58
[INFO] [stdout]     |
[INFO] [stdout] 899 |                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                                                          ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 899 -                 f_values[(i * n + j)] = proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 899 +                 f_values[(i * n + j)] = proof_f_elements[i * (n - 1) + (j - 1)];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:900:26
[INFO] [stdout]     |
[INFO] [stdout] 900 |                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                          ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 900 -                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 900 +                 f_values[i * n] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/asset_proofs/one_out_of_many_proof.rs:900:55
[INFO] [stdout]     |
[INFO] [stdout] 900 |                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout]     |                                                       ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 900 -                 f_values[(i * n)] -= proof_f_elements[(i * (n - 1) + (j - 1))];
[INFO] [stdout] 900 +                 f_values[(i * n)] -= proof_f_elements[i * (n - 1) + (j - 1)];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<AssetId, Infallible>
[INFO] [stdout]    --> src/asset_proofs/elgamal_encryption.rs:390:24
[INFO] [stdout]     |
[INFO] [stdout] 390 |         let asset_id = AssetId::try_from(20u32).unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/asset_proofs/encryption_proofs.rs:247:9
[INFO] [stdout]     |
[INFO] [stdout] 245 |         pc_gens: &'a PedersenGens,
[INFO] [stdout]     |                   -- the lifetime is named here
[INFO] [stdout] 246 |     ) -> (
[INFO] [stdout] 247 |         WellformednessProverAwaitingChallenge,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout] 248 |         WellformednessVerifier,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 247 ~         WellformednessProverAwaitingChallenge<'a>,
[INFO] [stdout] 248 ~         WellformednessVerifier<'a>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `confidential_identity_core` (lib test) due to 1 previous error; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f398c76b9713516577f147f2784191b652bba973ed578c17bfcb8bc53756ab81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f398c76b9713516577f147f2784191b652bba973ed578c17bfcb8bc53756ab81", kill_on_drop: false }`
[INFO] [stdout] f398c76b9713516577f147f2784191b652bba973ed578c17bfcb8bc53756ab81
