[INFO] updating cached repository https://github.com/cyberbono3/edcon2019-bellmanworkshop [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] be4bb9a6d7af8f5421cc968b0eaf2e0082f080db [INFO] checking cyberbono3/edcon2019-bellmanworkshop against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyberbono3%2Fedcon2019-bellmanworkshop" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cyberbono3/edcon2019-bellmanworkshop on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/cyberbono3/edcon2019-bellmanworkshop [INFO] finished tweaking git repo https://github.com/cyberbono3/edcon2019-bellmanworkshop [INFO] tweaked toml for git repo https://github.com/cyberbono3/edcon2019-bellmanworkshop written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/cyberbono3/edcon2019-bellmanworkshop already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fcef6c51cfd5cadfc3d0640d4a6de925c03bc3cf53f8359fa7d542cf46a329c6 [INFO] running `"docker" "start" "-a" "fcef6c51cfd5cadfc3d0640d4a6de925c03bc3cf53f8359fa7d542cf46a329c6"` [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9) [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking num-bigint v0.2.2 [INFO] [stderr] Checking rust-crypto v0.2.36 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Compiling ff_derive v0.4.0 (https://github.com/matterinc/ff?tag=0.5#056a13b9) [INFO] [stderr] Checking ff v0.5.0 (https://github.com/matterinc/ff?tag=0.5#056a13b9) [INFO] [stderr] Checking pairing v0.16.2 (https://github.com/matterinc/pairing?tag=0.16.2#c2af46ca) [INFO] [stderr] Checking bellman v0.2.0 (https://github.com/matterinc/bellman?tag=0.2.0#6e45a4b2) [INFO] [stderr] Checking sapling-crypto v0.0.4 (https://github.com/matterinc/sapling-crypto?tag=0.0.4#6ac48e2f) [INFO] [stderr] Checking edcon_demo v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `PrimeFieldRepr` [INFO] [stderr] --> src/circuit.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | PrimeFieldRepr, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Engine` [INFO] [stderr] --> src/circuit.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Engine [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `multipack` [INFO] [stderr] --> src/circuit.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | multipack, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `JubjubParams`, `PrimeOrder`, `Unknown`, `edwards` [INFO] [stderr] --> src/circuit.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | PrimeOrder, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 36 | Unknown, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 37 | edwards, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 38 | JubjubParams [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BitIterator`, `PrimeFieldRepr` [INFO] [stderr] --> src/demo.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | PrimeFieldRepr, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] 9 | Field, [INFO] [stderr] 10 | BitIterator [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Engine` [INFO] [stderr] --> src/demo.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Engine [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `multipack` [INFO] [stderr] --> src/demo.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | multipack, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `JubjubParams`, `PrimeOrder`, `Unknown`, `edwards` [INFO] [stderr] --> src/demo.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | PrimeOrder, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 36 | Unknown, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 37 | edwards, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 38 | JubjubParams [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Engine` [INFO] [stderr] --> src/circuit.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Engine [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `multipack` [INFO] [stderr] --> src/circuit.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | multipack, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `PrimeOrder`, `Unknown`, `edwards` [INFO] [stderr] --> src/circuit.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | PrimeOrder, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 36 | Unknown, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 37 | edwards, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Rand` [INFO] [stderr] --> src/circuit.rs:343:47 [INFO] [stderr] | [INFO] [stderr] 343 | use rand::{SeedableRng, Rng, XorShiftRng, Rand}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `PrimeOrder`, `edwards` [INFO] [stderr] --> src/circuit.rs:345:62 [INFO] [stderr] | [INFO] [stderr] 345 | use sapling_crypto::alt_babyjubjub::{AltJubjubBn256, fs, edwards, PrimeOrder}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BitIterator`, `PrimeFieldRepr` [INFO] [stderr] --> src/demo.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | PrimeFieldRepr, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] 9 | Field, [INFO] [stderr] 10 | BitIterator [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Engine` [INFO] [stderr] --> src/demo.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Engine [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `multipack` [INFO] [stderr] --> src/demo.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | multipack, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `JubjubParams`, `PrimeOrder`, `Unknown`, `edwards` [INFO] [stderr] --> src/demo.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | PrimeOrder, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 36 | Unknown, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 37 | edwards, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] 38 | JubjubParams [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 09s [INFO] running `"docker" "inspect" "fcef6c51cfd5cadfc3d0640d4a6de925c03bc3cf53f8359fa7d542cf46a329c6"` [INFO] running `"docker" "rm" "-f" "fcef6c51cfd5cadfc3d0640d4a6de925c03bc3cf53f8359fa7d542cf46a329c6"` [INFO] [stdout] fcef6c51cfd5cadfc3d0640d4a6de925c03bc3cf53f8359fa7d542cf46a329c6