[INFO] cloning repository https://github.com/sensoyard/vrf-viz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sensoyard/vrf-viz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsensoyard%2Fvrf-viz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsensoyard%2Fvrf-viz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3df1b061581fb0bff58e531a9bef6b1f82a597e4
[INFO] checking sensoyard/vrf-viz against master#1fe72d35998dea48aeecaf7fc07783b0b553f24f for pr-154992-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsensoyard%2Fvrf-viz" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sensoyard/vrf-viz
[INFO] finished tweaking git repo https://github.com/sensoyard/vrf-viz
[INFO] tweaked toml for git repo https://github.com/sensoyard/vrf-viz written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sensoyard/vrf-viz on toolchain 1fe72d35998dea48aeecaf7fc07783b0b553f24f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sensoyard/vrf-viz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c55723d3844522909b5a6ff0695e4d13bcbd7af88b872e5d49a9b0b6e862f9b
[INFO] running `Command { std: "docker" "start" "-a" "9c55723d3844522909b5a6ff0695e4d13bcbd7af88b872e5d49a9b0b6e862f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c55723d3844522909b5a6ff0695e4d13bcbd7af88b872e5d49a9b0b6e862f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c55723d3844522909b5a6ff0695e4d13bcbd7af88b872e5d49a9b0b6e862f9b", kill_on_drop: false }`
[INFO] [stdout] 9c55723d3844522909b5a6ff0695e4d13bcbd7af88b872e5d49a9b0b6e862f9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b746e73889ebc6485fe14e03d1b7353bad589dca3c327666362c21b6ce852d73
[INFO] running `Command { std: "docker" "start" "-a" "b746e73889ebc6485fe14e03d1b7353bad589dca3c327666362c21b6ce852d73", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fetch.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut fulfilled_filter = Filter::new()
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut batch_requested_filter = requested_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let mut batch_fulfilled_filter = fulfilled_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fetch.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut fulfilled_filter = Filter::new()
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut batch_requested_filter = requested_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let mut batch_fulfilled_filter = fulfilled_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `config::Config`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use config::Config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RandomnessStats`
[INFO] [stdout]   --> src/main.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 | use analyze::{analyze_randomness, RandomnessStats};
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `config::Config`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use config::Config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RandomnessStats`
[INFO] [stdout]   --> src/main.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 | use analyze::{analyze_randomness, RandomnessStats};
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fetch.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut fulfilled_filter = Filter::new()
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut batch_requested_filter = requested_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let mut batch_fulfilled_filter = fulfilled_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/fetch.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let mut fulfilled_filter = Filter::new()
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |             let mut batch_requested_filter = requested_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fetch.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let mut batch_fulfilled_filter = fulfilled_filter.clone()
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NetworkConfig` is never constructed
[INFO] [stdout]  --> src/config.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NetworkConfig {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]   --> src/config.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Config {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `default` and `get_network` are never used
[INFO] [stdout]   --> src/config.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Config {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn default() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn get_network(&self, name: &str) -> Option<&NetworkConfig> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normalize_words` is never used
[INFO] [stdout]   --> src/decode.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn normalize_words(words: &[U256]) -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `join_events` is never used
[INFO] [stdout]   --> src/decode.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn join_events(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_uniform_data` is never used
[INFO] [stdout]  --> src/test_data.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_uniform_data(n: usize) -> Vec<f64> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_biased_data` is never used
[INFO] [stdout]   --> src/test_data.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn generate_biased_data(n: usize) -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NetworkConfig` is never constructed
[INFO] [stdout]  --> src/config.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct NetworkConfig {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]   --> src/config.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Config {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `default` and `get_network` are never used
[INFO] [stdout]   --> src/config.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Config {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     pub fn default() -> Self {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn get_network(&self, name: &str) -> Option<&NetworkConfig> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normalize_words` is never used
[INFO] [stdout]   --> src/decode.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn normalize_words(words: &[U256]) -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `join_events` is never used
[INFO] [stdout]   --> src/decode.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn join_events(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_uniform_data` is never used
[INFO] [stdout]  --> src/test_data.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn generate_uniform_data(n: usize) -> Vec<f64> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_biased_data` is never used
[INFO] [stdout]   --> src/test_data.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn generate_biased_data(n: usize) -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 59s
[INFO] running `Command { std: "docker" "inspect" "b746e73889ebc6485fe14e03d1b7353bad589dca3c327666362c21b6ce852d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b746e73889ebc6485fe14e03d1b7353bad589dca3c327666362c21b6ce852d73", kill_on_drop: false }`
[INFO] [stdout] b746e73889ebc6485fe14e03d1b7353bad589dca3c327666362c21b6ce852d73
