[INFO] fetching crate disaronno 0.1.5...
[INFO] checking disaronno-0.1.5 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate disaronno 0.1.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate disaronno 0.1.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate disaronno 0.1.5
[INFO] tweaked toml for crates.io crate disaronno 0.1.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate disaronno 0.1.5 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 478 packages to latest compatible versions
[INFO] [stderr]       Adding aes-gcm v0.9.2 (available: v0.9.4)
[INFO] [stderr]       Adding bson v2.15.0 (available: v3.0.0)
[INFO] [stderr]       Adding config v0.13.4 (available: v0.15.15)
[INFO] [stderr]       Adding libp2p v0.45.1 (available: v0.56.0)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding proc-macro-crate v1.1.3 (available: v1.3.1)
[INFO] [stderr]       Adding snow v0.9.3 (available: v0.9.6)
[INFO] [stderr]       Adding universal-hash v0.4.0 (available: v0.4.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libp2p-yamux v0.37.0
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[INFO] [stderr]   Downloaded libp2p-pnet v0.22.3
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[INFO] [stderr]   Downloaded if-watch v1.1.1
[INFO] [stderr]   Downloaded windows_i686_msvc v0.34.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44c760066b4a95fd4475e42938b9ca49ab85f304f1ca0bad50569430d20e2368
[INFO] running `Command { std: "docker" "start" "-a" "44c760066b4a95fd4475e42938b9ca49ab85f304f1ca0bad50569430d20e2368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44c760066b4a95fd4475e42938b9ca49ab85f304f1ca0bad50569430d20e2368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c760066b4a95fd4475e42938b9ca49ab85f304f1ca0bad50569430d20e2368", kill_on_drop: false }`
[INFO] [stdout] 44c760066b4a95fd4475e42938b9ca49ab85f304f1ca0bad50569430d20e2368
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f64f5d7dfdd055c40df784f307e13acd46b2cfad65c9796cb934041df8e5a797
[INFO] running `Command { std: "docker" "start" "-a" "f64f5d7dfdd055c40df784f307e13acd46b2cfad65c9796cb934041df8e5a797", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libp2p-identify v0.36.1
[INFO] [stderr]    Compiling libp2p-kad v0.37.1
[INFO] [stderr]    Compiling libp2p-gossipsub v0.38.1
[INFO] [stderr]    Compiling libp2p-relay v0.9.1
[INFO] [stderr]    Compiling libp2p-noise v0.36.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.33.0
[INFO] [stderr]    Compiling libp2p-autonat v0.4.1
[INFO] [stderr]    Compiling libp2p-rendezvous v0.6.0
[INFO] [stderr]    Compiling libp2p-floodsub v0.36.0
[INFO] [stderr]     Checking libp2p-uds v0.32.0
[INFO] [stderr]     Checking libp2p-swarm v0.36.1
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[INFO] [stderr]     Checking libp2p-mplex v0.33.0
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[INFO] [stderr]     Checking libp2p-wasm-ext v0.33.0
[INFO] [stderr]     Checking libp2p-websocket v0.35.0
[INFO] [stderr]     Checking libp2p-dns v0.33.0
[INFO] [stderr]     Checking libp2p-yamux v0.37.0
[INFO] [stderr]     Checking libp2p-ping v0.36.0
[INFO] [stderr]     Checking libp2p-request-response v0.18.0
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[INFO] [stderr]     Checking libp2p-metrics v0.6.1
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[INFO] [stderr]     Checking disaronno v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/chains/blockchain.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/chains/blockchain.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LocalTime`
[INFO] [stdout]   --> src/chains/mod.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use crate::types::{LocalTime, TimeStamp};
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::chains::types::*`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use crate::chains::types::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/chains/blockchain.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/chains/blockchain.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LocalTime`
[INFO] [stdout]   --> src/chains/mod.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use crate::types::{LocalTime, TimeStamp};
[INFO] [stdout]    |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::chains::types::*`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use crate::chains::types::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nonce`
[INFO] [stdout]   --> src/chains/mod.rs:51:53
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn mine_block(id: BlockId, data: BlockData, nonce: BlockNonce, previous: BlockHash, timestamp: TimeStamp) -> (u64, String) {
[INFO] [stdout]    |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_nonce`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blocks` is never read
[INFO] [stdout]   --> src/chains/blockchain.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 21 |     blocks: Vec<Block>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nonce`
[INFO] [stdout]   --> src/chains/mod.rs:51:53
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn mine_block(id: BlockId, data: BlockData, nonce: BlockNonce, previous: BlockHash, timestamp: TimeStamp) -> (u64, String) {
[INFO] [stdout]    |                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_nonce`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blocks` is never read
[INFO] [stdout]   --> src/chains/blockchain.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 21 |     blocks: Vec<Block>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.08s
[INFO] running `Command { std: "docker" "inspect" "f64f5d7dfdd055c40df784f307e13acd46b2cfad65c9796cb934041df8e5a797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f64f5d7dfdd055c40df784f307e13acd46b2cfad65c9796cb934041df8e5a797", kill_on_drop: false }`
[INFO] [stdout] f64f5d7dfdd055c40df784f307e13acd46b2cfad65c9796cb934041df8e5a797