[INFO] fetching crate nakamoto-p2p 0.4.0...
[INFO] checking nakamoto-p2p-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate nakamoto-p2p 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate nakamoto-p2p 0.4.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nakamoto-p2p 0.4.0
[INFO] finished tweaking crates.io crate nakamoto-p2p 0.4.0
[INFO] tweaked toml for crates.io crate nakamoto-p2p 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages
[INFO] [stderr]       Adding bech32 v0.9.1 (latest: v0.11.0)
[INFO] [stderr]       Adding bitcoin v0.29.2 (latest: v0.31.2)
[INFO] [stderr]       Adding bitcoin_hashes v0.11.0 (latest: v0.14.0)
[INFO] [stderr]       Adding colored v1.9.4 (latest: v2.1.0)
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding nonempty v0.7.0 (latest: v0.10.0)
[INFO] [stderr]       Adding secp256k1 v0.24.3 (latest: v0.29.0)
[INFO] [stderr]       Adding secp256k1-sys v0.6.1 (latest: v0.10.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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 quickcheck_macros v1.0.0
[INFO] [stderr]   Downloaded nonempty v0.7.0
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded microserde-derive v0.1.13
[INFO] [stderr]   Downloaded nakamoto-net v0.4.0
[INFO] [stderr]   Downloaded microserde v0.1.13
[INFO] [stderr]   Downloaded nakamoto-common v0.4.0
[INFO] [stderr]   Downloaded nakamoto-test v0.4.0
[INFO] [stderr]   Downloaded colored v1.9.4
[INFO] [stderr]   Downloaded nakamoto-chain v0.4.0
[INFO] [stderr]   Downloaded secp256k1 v0.24.3
[INFO] [stderr]   Downloaded bitcoin v0.29.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1019958e2b54591a72bebace6666a0e94f0cb623d2a099e720e9e98e266f201c
[INFO] running `Command { std: "docker" "start" "-a" "1019958e2b54591a72bebace6666a0e94f0cb623d2a099e720e9e98e266f201c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1019958e2b54591a72bebace6666a0e94f0cb623d2a099e720e9e98e266f201c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1019958e2b54591a72bebace6666a0e94f0cb623d2a099e720e9e98e266f201c", kill_on_drop: false }`
[INFO] [stdout] 1019958e2b54591a72bebace6666a0e94f0cb623d2a099e720e9e98e266f201c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7604335e2dc95232645b2791bfbd4c4d65c7e9dcb21d6323a0e7edb053ee2e9
[INFO] running `Command { std: "docker" "start" "-a" "d7604335e2dc95232645b2791bfbd4c4d65c7e9dcb21d6323a0e7edb053ee2e9", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]     Checking bitcoin_hashes v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling microserde-derive v0.1.13
[INFO] [stderr]     Checking bech32 v0.9.1
[INFO] [stderr]     Checking nonempty v0.7.0
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking microserde v0.1.13
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking nakamoto-net v0.4.0
[INFO] [stderr]     Checking secp256k1 v0.24.3
[INFO] [stderr]     Checking bitcoin v0.29.2
[INFO] [stderr]     Checking nakamoto-common v0.4.0
[INFO] [stderr]     Checking nakamoto-test v0.4.0
[INFO] [stderr]     Checking nakamoto-chain v0.4.0
[INFO] [stderr]     Checking nakamoto-p2p v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `NetworkMessage` is imported redundantly
[INFO] [stdout]    --> src/fsm/output.rs:433:9
[INFO] [stdout]     |
[INFO] [stdout] 432 |     use super::*;
[INFO] [stdout]     |         -------- the item `NetworkMessage` is already imported here
[INFO] [stdout] 433 |     use nakamoto_common::bitcoin::network::message::NetworkMessage;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Address` is imported redundantly
[INFO] [stdout]    --> src/fsm/peermgr.rs:932:9
[INFO] [stdout]     |
[INFO] [stdout] 929 |     use super::*;
[INFO] [stdout]     |         -------- the item `Address` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 932 |     use nakamoto_common::bitcoin::network::address::Address;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `VersionMessage` is imported redundantly
[INFO] [stdout]  --> src/fsm/tests/peer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::*;
[INFO] [stdout]   |     -------- the item `VersionMessage` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | use nakamoto_common::bitcoin::network::message_network::VersionMessage;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Address` is imported redundantly
[INFO] [stdout]  --> src/fsm/tests/peer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::*;
[INFO] [stdout]   |     -------- the item `Address` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 8 | use nakamoto_common::bitcoin::network::Address;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BlockCache` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `BlockCache` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 10 | use nakamoto_chain::block::cache::BlockCache;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `store` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `store` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 11 | use nakamoto_chain::block::store;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FilterHeader` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:12:50
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `FilterHeader` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 12 | use nakamoto_common::block::filter::{FilterHash, FilterHeader};
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Genesis` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `Genesis` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 13 | use nakamoto_common::block::store::Genesis;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RefClock` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:14:43
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `RefClock` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 14 | use nakamoto_common::block::time::{Clock, RefClock};
[INFO] [stdout]    |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BlockHeader` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `BlockHeader` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 | use nakamoto_common::block::BlockHeader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `HashMap` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 16 | use nakamoto_common::collections::{HashMap, HashSet};
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NonEmpty` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `NonEmpty` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 17 | use nakamoto_common::nonempty::NonEmpty;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `KnownAddress` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `KnownAddress` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 18 | use nakamoto_common::p2p::peer::KnownAddress;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `model` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `model` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 21 | use nakamoto_test::block::cache::model;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Limits` is imported redundantly
[INFO] [stdout]   --> src/fsm/tests/peer.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 4  | use super::*;
[INFO] [stdout]    |     -------- the item `Limits` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 24 | use crate::fsm::Limits;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Events` is never used
[INFO] [stdout]    --> src/fsm/cbfmgr.rs:241:11
[INFO] [stdout]     |
[INFO] [stdout] 241 | pub trait Events {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Events` is never used
[INFO] [stdout]    --> src/fsm/cbfmgr.rs:241:11
[INFO] [stdout]     |
[INFO] [stdout] 241 | pub trait Events {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/fsm/tests/peer.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Peer<P> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub name: &'static str,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Peer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.80s
[INFO] running `Command { std: "docker" "inspect" "d7604335e2dc95232645b2791bfbd4c4d65c7e9dcb21d6323a0e7edb053ee2e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7604335e2dc95232645b2791bfbd4c4d65c7e9dcb21d6323a0e7edb053ee2e9", kill_on_drop: false }`
[INFO] [stdout] d7604335e2dc95232645b2791bfbd4c4d65c7e9dcb21d6323a0e7edb053ee2e9