[INFO] fetching crate libzkbob-rs 1.5.0...
[INFO] building libzkbob-rs-1.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate libzkbob-rs 1.5.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate libzkbob-rs 1.5.0
[INFO] finished tweaking crates.io crate libzkbob-rs 1.5.0
[INFO] tweaked toml for crates.io crate libzkbob-rs 1.5.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libzkbob-rs 1.5.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 196 packages to latest compatible versions
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[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "77f87d0035c51f4be09ccab51bf7d204e5db74d0246d1561f456ff120444c5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77f87d0035c51f4be09ccab51bf7d204e5db74d0246d1561f456ff120444c5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f87d0035c51f4be09ccab51bf7d204e5db74d0246d1561f456ff120444c5a0", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "1635dabf8901c99fbe9ebd0d6fbef591a6604741db43cb7d263e6b5f02fa9f7e", kill_on_drop: false }`
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[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling borsh-derive v0.9.3
[INFO] [stderr]    Compiling ff-uint_derive v0.2.4
[INFO] [stderr]    Compiling borsh v0.9.3
[INFO] [stderr]    Compiling ff-uint v0.2.4
[INFO] [stderr]    Compiling fawkes-crypto-zkbob v4.7.0
[INFO] [stderr]    Compiling fawkes-crypto-zkbob-keccak256 v0.1.1
[INFO] [stderr]    Compiling libzeropool-zkbob v1.3.0
[INFO] [stderr]    Compiling libzkbob-rs v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `NumRepr` and `Uint`
[INFO] [stdout]   --> src/address.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |         ff_uint::{Num, Uint, NumRepr},
[INFO] [stdout]    |                        ^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sparse_array.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn iter(&self) -> SparseArrayIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn iter(&self) -> SparseArrayIter<'_, T> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1635dabf8901c99fbe9ebd0d6fbef591a6604741db43cb7d263e6b5f02fa9f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1635dabf8901c99fbe9ebd0d6fbef591a6604741db43cb7d263e6b5f02fa9f7e", kill_on_drop: false }`
[INFO] [stdout] 1635dabf8901c99fbe9ebd0d6fbef591a6604741db43cb7d263e6b5f02fa9f7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e262954bfeddf06440d9d5f61313faf267e3b2e45b4e5515a52b6ffcaf4a6b3
[INFO] running `Command { std: "docker" "start" "-a" "0e262954bfeddf06440d9d5f61313faf267e3b2e45b4e5515a52b6ffcaf4a6b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-case v1.2.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: unused imports: `NumRepr` and `Uint`
[INFO] [stdout]   --> src/address.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |         ff_uint::{Num, Uint, NumRepr},
[INFO] [stdout]    |                        ^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sparse_array.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn iter(&self) -> SparseArrayIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn iter(&self) -> SparseArrayIter<'_, T> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libzkbob-rs v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `NumRepr` and `Uint`
[INFO] [stdout]   --> src/address.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |         ff_uint::{Num, Uint, NumRepr},
[INFO] [stdout]    |                        ^^^^  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sparse_array.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn iter(&self) -> SparseArrayIter<T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn iter(&self) -> SparseArrayIter<'_, T> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0e262954bfeddf06440d9d5f61313faf267e3b2e45b4e5515a52b6ffcaf4a6b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e262954bfeddf06440d9d5f61313faf267e3b2e45b4e5515a52b6ffcaf4a6b3", kill_on_drop: false }`
[INFO] [stdout] 0e262954bfeddf06440d9d5f61313faf267e3b2e45b4e5515a52b6ffcaf4a6b3
