[INFO] updating cached repository https://github.com/matterinc/Edcon2019_material [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] b26613ad545bf5319d76bd52a083e83c0db75280 [INFO] checking matterinc/Edcon2019_material against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatterinc%2FEdcon2019_material" "/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/matterinc/Edcon2019_material on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/matterinc/Edcon2019_material [INFO] finished tweaking git repo https://github.com/matterinc/Edcon2019_material [INFO] tweaked toml for git repo https://github.com/matterinc/Edcon2019_material written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/matterinc/Edcon2019_material already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] be08c9af0764d0f3663d296eeaef957f986b34a0b9f32f6ab6157eacf33336f7 [INFO] running `"docker" "start" "-a" "be08c9af0764d0f3663d296eeaef957f986b34a0b9f32f6ab6157eacf33336f7"` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking constant_time_eq v0.1.3 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking tiny-keccak v1.4.2 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9) [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking crossbeam v0.7.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Checking serde_json v1.0.38 [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: `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] 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: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 40s [INFO] running `"docker" "inspect" "be08c9af0764d0f3663d296eeaef957f986b34a0b9f32f6ab6157eacf33336f7"` [INFO] running `"docker" "rm" "-f" "be08c9af0764d0f3663d296eeaef957f986b34a0b9f32f6ab6157eacf33336f7"` [INFO] [stdout] be08c9af0764d0f3663d296eeaef957f986b34a0b9f32f6ab6157eacf33336f7