[INFO] cloning repository https://github.com/eth-indexer/indexer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eth-indexer/indexer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feth-indexer%2Findexer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feth-indexer%2Findexer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f60f331ce6e875683feaefd34d1bced4db4d32d
[INFO] building eth-indexer/indexer-rs against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feth-indexer%2Findexer-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eth-indexer/indexer-rs on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eth-indexer/indexer-rs
[INFO] finished tweaking git repo https://github.com/eth-indexer/indexer-rs
[INFO] tweaked toml for git repo https://github.com/eth-indexer/indexer-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/eth-indexer/indexer-rs 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "4c6c484c24d2259c1849319c2511839e47b20839346116506433f4545b179cfd", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]  --> src/blocks/block_watcher.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::blocks::blocks_observer::{Event, Publisher};
[INFO] [stdout]   |                                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]  --> src/blocks/blocks_observer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/blocks/blocks_observer.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{collections::HashMap, sync::Arc};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]   --> src/blocks/utils.rs:13:38
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::blocks::blocks_observer::{Event, Publisher};
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/signing_keys/utils.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub async fn get_signing_keys(block_id: BlockId) {
[INFO] [stdout]    |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `op_stack` is never read
[INFO] [stdout]   --> src/signing_keys/keys_manager.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct SigningKeysManager {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 10 |     op_stack: Arc<Mutex<Vec<Block>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BATCH_SIZE` is never used
[INFO] [stdout]  --> src/signing_keys/utils.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const MAX_BATCH_SIZE: u64 = 500;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_operator_keys` is never used
[INFO] [stdout]   --> src/signing_keys/utils.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | async fn get_operator_keys(operator_id: u64, block_id: BlockId) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_signing_keys_count` is never used
[INFO] [stdout]   --> src/signing_keys/utils.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | async fn get_signing_keys_count(operator_id: u64, block_id: BlockId) -> Option<U256> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/blocks/blocks_observer.rs:28:26
[INFO] [stdout]    |
[INFO] [stdout] 28 |             .retain(|&x| x != listener);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]    |
[INFO] [stdout] 28 -             .retain(|&x| x != listener);
[INFO] [stdout] 28 +             .retain(|&x| !std::ptr::fn_addr_eq(x, listener));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "fe6a462fb639cd773e31706778a2246d13804bce3026df91beb551c18a0b02a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6a462fb639cd773e31706778a2246d13804bce3026df91beb551c18a0b02a5", kill_on_drop: false }`
[INFO] [stdout] fe6a462fb639cd773e31706778a2246d13804bce3026df91beb551c18a0b02a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37f8d0d84971b0cae61e9f34ccc28f8f136e6c9c4dbde1ac1f297d5747830ea5
[INFO] running `Command { std: "docker" "start" "-a" "37f8d0d84971b0cae61e9f34ccc28f8f136e6c9c4dbde1ac1f297d5747830ea5", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]  --> src/blocks/block_watcher.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::blocks::blocks_observer::{Event, Publisher};
[INFO] [stdout]   |                                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `once_cell::sync::Lazy`
[INFO] [stdout]  --> src/blocks/blocks_observer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use once_cell::sync::Lazy;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/blocks/blocks_observer.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{collections::HashMap, sync::Arc};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]   --> src/blocks/utils.rs:13:38
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::blocks::blocks_observer::{Event, Publisher};
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_id`
[INFO] [stdout]   --> src/signing_keys/utils.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub async fn get_signing_keys(block_id: BlockId) {
[INFO] [stdout]    |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `op_stack` is never read
[INFO] [stdout]   --> src/signing_keys/keys_manager.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct SigningKeysManager {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] 10 |     op_stack: Arc<Mutex<Vec<Block>>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BATCH_SIZE` is never used
[INFO] [stdout]  --> src/signing_keys/utils.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const MAX_BATCH_SIZE: u64 = 500;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_operator_keys` is never used
[INFO] [stdout]   --> src/signing_keys/utils.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | async fn get_operator_keys(operator_id: u64, block_id: BlockId) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_signing_keys_count` is never used
[INFO] [stdout]   --> src/signing_keys/utils.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 | async fn get_signing_keys_count(operator_id: u64, block_id: BlockId) -> Option<U256> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> src/blocks/blocks_observer.rs:28:26
[INFO] [stdout]    |
[INFO] [stdout] 28 |             .retain(|&x| x != listener);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]    |
[INFO] [stdout] 28 -             .retain(|&x| x != listener);
[INFO] [stdout] 28 +             .retain(|&x| !std::ptr::fn_addr_eq(x, listener));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "37f8d0d84971b0cae61e9f34ccc28f8f136e6c9c4dbde1ac1f297d5747830ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f8d0d84971b0cae61e9f34ccc28f8f136e6c9c4dbde1ac1f297d5747830ea5", kill_on_drop: false }`
[INFO] [stdout] 37f8d0d84971b0cae61e9f34ccc28f8f136e6c9c4dbde1ac1f297d5747830ea5