[INFO] cloning repository https://github.com/Alex6323/pow-preview
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alex6323/pow-preview" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlex6323%2Fpow-preview", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlex6323%2Fpow-preview'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7101567c75636243cbe04e65467564c273ed69a
[INFO] building Alex6323/pow-preview against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlex6323%2Fpow-preview" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alex6323/pow-preview on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alex6323/pow-preview
[INFO] finished tweaking git repo https://github.com/Alex6323/pow-preview
[INFO] tweaked toml for git repo https://github.com/Alex6323/pow-preview written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Alex6323/pow-preview 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.13
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded c2-chacha v0.2.3
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[INFO] [stderr]   Downloaded crossbeam-deque v0.7.2
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.0
[INFO] [stderr]   Downloaded lock_api v0.3.2
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[INFO] [stderr]   Downloaded parking_lot_core v0.7.0
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[INFO] [stderr]   Downloaded rand v0.7.2
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded num_cpus v1.11.1
[INFO] [stderr]   Downloaded smallvec v1.0.0
[INFO] [stderr]   Downloaded wasi v0.7.0
[INFO] [stderr]   Downloaded pin-project-lite v0.1.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.0
[INFO] [stderr]   Downloaded tokio v0.2.4
[INFO] [stderr]   Downloaded hermit-abi v0.1.3
[INFO] [stderr]   Downloaded scopeguard v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e736d7ded3de9e9533cee1af9c34535ffa8c06d4b4241404d6626c7a3966b85a
[INFO] running `Command { std: "docker" "start" "-a" "e736d7ded3de9e9533cee1af9c34535ffa8c06d4b4241404d6626c7a3966b85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e736d7ded3de9e9533cee1af9c34535ffa8c06d4b4241404d6626c7a3966b85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e736d7ded3de9e9533cee1af9c34535ffa8c06d4b4241404d6626c7a3966b85a", kill_on_drop: false }`
[INFO] [stdout] e736d7ded3de9e9533cee1af9c34535ffa8c06d4b4241404d6626c7a3966b85a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e01967bb760c870bba33cb5ec31e53c7a4f768dc96383cd37ca381288bedd9f
[INFO] running `Command { std: "docker" "start" "-a" "3e01967bb760c870bba33cb5ec31e53c7a4f768dc96383cd37ca381288bedd9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling smallvec v1.0.0
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling lock_api v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling tokio v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling bee-pow-preview3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `NONCE_HASH_POS`
[INFO] [stdout]  --> src/main.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::constants::{CURL_HASH_LENGTH, NONCE_HASH_POS, NONCE_TX_POS, TRANSACTION_LENGTH};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `search`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let search = pdiver.search_async(&transaction);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_search`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/curl/mod.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Curl {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(num_rounds: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Cancelled` is never constructed
[INFO] [stdout]   --> src/pearldiver.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub enum PearlDiverState {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 42 |     Cancelled,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PearlDiverState` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `prestate` and `pdiver` are never read
[INFO] [stdout]   --> src/pearldiver.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct PearlDiverSearch {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 56 |     prestate: Curl64State,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 57 |     pdiver: PearlDiver,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cancel` is never used
[INFO] [stdout]    --> src/pearldiver.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 60  | impl PearlDiver {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 152 |     pub fn cancel(&mut self) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.24s
[INFO] running `Command { std: "docker" "inspect" "3e01967bb760c870bba33cb5ec31e53c7a4f768dc96383cd37ca381288bedd9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e01967bb760c870bba33cb5ec31e53c7a4f768dc96383cd37ca381288bedd9f", kill_on_drop: false }`
[INFO] [stdout] 3e01967bb760c870bba33cb5ec31e53c7a4f768dc96383cd37ca381288bedd9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df2c0f808ae4fa7adba403d61d2b9ab504261e728e07f44f6ee9446e5f4a1f4f
[INFO] running `Command { std: "docker" "start" "-a" "df2c0f808ae4fa7adba403d61d2b9ab504261e728e07f44f6ee9446e5f4a1f4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling bee-pow-preview3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::convert`
[INFO] [stdout]    --> src/curl/mod.rs:111:16
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use crate::convert::*;
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                unresolved import
[INFO] [stdout]     |                help: a similar path exists: `core::convert`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/pearldiver.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NONCE_HASH_POS`
[INFO] [stdout]  --> src/main.rs:6:42
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::constants::{CURL_HASH_LENGTH, NONCE_HASH_POS, NONCE_TX_POS, TRANSACTION_LENGTH};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `search`
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let search = pdiver.search_async(&transaction);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_search`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bee-pow-preview3` (bin "bee-pow-preview3" test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "df2c0f808ae4fa7adba403d61d2b9ab504261e728e07f44f6ee9446e5f4a1f4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2c0f808ae4fa7adba403d61d2b9ab504261e728e07f44f6ee9446e5f4a1f4f", kill_on_drop: false }`
[INFO] [stdout] df2c0f808ae4fa7adba403d61d2b9ab504261e728e07f44f6ee9446e5f4a1f4f
