[INFO] fetching crate babyjubjub-rs 0.0.8...
[INFO] checking babyjubjub-rs-0.0.8 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate babyjubjub-rs 0.0.8 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate babyjubjub-rs 0.0.8 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate babyjubjub-rs 0.0.8
[INFO] finished tweaking crates.io crate babyjubjub-rs 0.0.8
[INFO] tweaked toml for crates.io crate babyjubjub-rs 0.0.8 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake v2.0.1
[INFO] [stderr]   Downloaded ff_ce v0.11.0
[INFO] [stderr]   Downloaded poseidon-rs v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be5c3e7ca5c79074b743fc394a3d31e0618fbac422509b7a0dd9f7f3f1772e5a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "be5c3e7ca5c79074b743fc394a3d31e0618fbac422509b7a0dd9f7f3f1772e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be5c3e7ca5c79074b743fc394a3d31e0618fbac422509b7a0dd9f7f3f1772e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5c3e7ca5c79074b743fc394a3d31e0618fbac422509b7a0dd9f7f3f1772e5a", kill_on_drop: false }`
[INFO] [stdout] be5c3e7ca5c79074b743fc394a3d31e0618fbac422509b7a0dd9f7f3f1772e5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1287e0b76720092eed2697ea1ff2cb6b757ef744526fac34a8f99414c95312e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e1287e0b76720092eed2697ea1ff2cb6b757ef744526fac34a8f99414c95312e", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking blake-hash v0.4.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling ff_derive_ce v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking ff_ce v0.11.0
[INFO] [stderr]     Checking poseidon-rs v0.0.8
[INFO] [stderr]     Checking babyjubjub-rs v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand6::Rng`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use rand6::Rng;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 |         let mut hash: Vec<u8> = blh(&self.key.to_vec());
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `D_big` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     static ref D_big: BigInt = BigInt::parse_bytes(b"168696", 10).unwrap();
[INFO] [stdout]    |                ^^^^^ help: convert the identifier to upper case: `D_BIG`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `A_big` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |     static ref A_big: BigInt = BigInt::parse_bytes(b"168700", 10).unwrap();
[INFO] [stdout]    |                ^^^^^ help: convert the identifier to upper case: `A_BIG`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `poseidon` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:75:16
[INFO] [stdout]    |
[INFO] [stdout] 75 |     static ref poseidon: poseidon_rs::Poseidon = Poseidon::new();
[INFO] [stdout]    |                ^^^^^^^^ help: convert the identifier to upper case: `POSEIDON`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> benches/bench_babyjubjub.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils`
[INFO] [stdout]   --> benches/bench_babyjubjub.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 | use babyjubjub_rs::{utils, Point};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:311:13
[INFO] [stdout]     |
[INFO] [stdout] 311 |         let mut hash: Vec<u8> = blh(&self.key.to_vec());
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `Point` in the current scope
[INFO] [stdout]   --> benches/bench_babyjubjub.rs:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let pk = sk.public().unwrap();
[INFO] [stdout]    |                          ^^^^^^ method not found in `Point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:723:13
[INFO] [stdout]     |
[INFO] [stdout] 723 |         let mut h: Vec<u8> = blh(&sk_raw_bytes);
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `babyjubjub-rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `D_big` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     static ref D_big: BigInt = BigInt::parse_bytes(b"168696", 10).unwrap();
[INFO] [stdout]    |                ^^^^^ help: convert the identifier to upper case: `D_BIG`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `A_big` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |     static ref A_big: BigInt = BigInt::parse_bytes(b"168700", 10).unwrap();
[INFO] [stdout]    |                ^^^^^ help: convert the identifier to upper case: `A_BIG`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `poseidon` should have an upper case name
[INFO] [stdout]   --> src/lib.rs:75:16
[INFO] [stdout]    |
[INFO] [stdout] 75 |     static ref poseidon: poseidon_rs::Poseidon = Poseidon::new();
[INFO] [stdout]    |                ^^^^^^^^ help: convert the identifier to upper case: `POSEIDON`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e1287e0b76720092eed2697ea1ff2cb6b757ef744526fac34a8f99414c95312e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1287e0b76720092eed2697ea1ff2cb6b757ef744526fac34a8f99414c95312e", kill_on_drop: false }`
[INFO] [stdout] e1287e0b76720092eed2697ea1ff2cb6b757ef744526fac34a8f99414c95312e