[INFO] cloning repository https://github.com/RenePotocnik/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RenePotocnik/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRenePotocnik%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRenePotocnik%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 588ce95c112297c9661b1d15334e8f6795c3bd1c
[INFO] testing RenePotocnik/rust-blockchain against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRenePotocnik%2Frust-blockchain" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RenePotocnik/rust-blockchain
[INFO] finished tweaking git repo https://github.com/RenePotocnik/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/RenePotocnik/rust-blockchain written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RenePotocnik/rust-blockchain on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RenePotocnik/rust-blockchain 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b31c8daff4273a99c87f79c40a8ab0f9b122310d36b83bfa2d269708ae4ecdf7
[INFO] running `Command { std: "docker" "start" "-a" "b31c8daff4273a99c87f79c40a8ab0f9b122310d36b83bfa2d269708ae4ecdf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b31c8daff4273a99c87f79c40a8ab0f9b122310d36b83bfa2d269708ae4ecdf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31c8daff4273a99c87f79c40a8ab0f9b122310d36b83bfa2d269708ae4ecdf7", kill_on_drop: false }`
[INFO] [stdout] b31c8daff4273a99c87f79c40a8ab0f9b122310d36b83bfa2d269708ae4ecdf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1694a53b8eb0b0c42c1eca5130978c398e1f7440ae968a3e46903611f4d7888c
[INFO] running `Command { std: "docker" "start" "-a" "1694a53b8eb0b0c42c1eca5130978c398e1f7440ae968a3e46903611f4d7888c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
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[INFO] [stderr]    Compiling libp2p-deflate v0.29.0
[INFO] [stderr]    Compiling libp2p-yamux v0.33.0
[INFO] [stderr]    Compiling libp2p-websocket v0.30.0
[INFO] [stderr]    Compiling libp2p-mplex v0.29.0
[INFO] [stderr]    Compiling libp2p-uds v0.29.0
[INFO] [stderr]    Compiling libp2p-dns v0.29.0
[INFO] [stderr]    Compiling libp2p-tcp v0.29.0
[INFO] [stderr]    Compiling libp2p-request-response v0.12.0
[INFO] [stderr]    Compiling libp2p-mdns v0.31.0
[INFO] [stderr]    Compiling libp2p-ping v0.30.0
[INFO] [stderr]    Compiling libp2p v0.39.1
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 event = swarm.select_next_some() => {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `genesis_block` is never read
[INFO] [stdout]   --> src/models/blockchain.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     // The first block to be added to the chain.
[INFO] [stdout] 10 |     pub genesis_block: Block,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/transaction.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Transaction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 11 |     pub fn new(sender: String, receiver: String, amount: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `init_sender` is never read
[INFO] [stdout]   --> src/p2p.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct BlockchainBehaviour {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub init_sender: mpsc::UnboundedSender<bool>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1694a53b8eb0b0c42c1eca5130978c398e1f7440ae968a3e46903611f4d7888c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1694a53b8eb0b0c42c1eca5130978c398e1f7440ae968a3e46903611f4d7888c", kill_on_drop: false }`
[INFO] [stdout] 1694a53b8eb0b0c42c1eca5130978c398e1f7440ae968a3e46903611f4d7888c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ee4dc0d9ad0d17b81e820c2d92c96f1fdba4e3a14ad9552cc47d9f4a83bc05f
[INFO] running `Command { std: "docker" "start" "-a" "4ee4dc0d9ad0d17b81e820c2d92c96f1fdba4e3a14ad9552cc47d9f4a83bc05f", kill_on_drop: false }`
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/main.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 event = swarm.select_next_some() => {
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `genesis_block` is never read
[INFO] [stdout]   --> src/models/blockchain.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Blockchain {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     // The first block to be added to the chain.
[INFO] [stdout] 10 |     pub genesis_block: Block,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/models/transaction.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Transaction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 11 |     pub fn new(sender: String, receiver: String, amount: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `init_sender` is never read
[INFO] [stdout]   --> src/p2p.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct BlockchainBehaviour {
[INFO] [stdout]    |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub init_sender: mpsc::UnboundedSender<bool>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.76s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4ee4dc0d9ad0d17b81e820c2d92c96f1fdba4e3a14ad9552cc47d9f4a83bc05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ee4dc0d9ad0d17b81e820c2d92c96f1fdba4e3a14ad9552cc47d9f4a83bc05f", kill_on_drop: false }`
[INFO] [stdout] 4ee4dc0d9ad0d17b81e820c2d92c96f1fdba4e3a14ad9552cc47d9f4a83bc05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5936d8a5db2034953449139d68dcac5a08b19b1c0ab4ae73dcc5e0a19bd3d0e7
[INFO] running `Command { std: "docker" "start" "-a" "5936d8a5db2034953449139d68dcac5a08b19b1c0ab4ae73dcc5e0a19bd3d0e7", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/main.rs:86:17
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 event = swarm.select_next_some() => {
[INFO] [stderr]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `genesis_block` is never read
[INFO] [stderr]   --> src/models/blockchain.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub struct Blockchain {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr]  9 |     // The first block to be added to the chain.
[INFO] [stderr] 10 |     pub genesis_block: Block,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Blockchain` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/models/transaction.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Transaction {
[INFO] [stderr]    | ---------------- associated function in this implementation
[INFO] [stderr] 11 |     pub fn new(sender: String, receiver: String, amount: u64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `init_sender` is never read
[INFO] [stderr]   --> src/p2p.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct BlockchainBehaviour {
[INFO] [stderr]    |            ------------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 46 |     pub init_sender: mpsc::UnboundedSender<bool>,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain` (bin "blockchain" test) generated 4 warnings (run `cargo fix --bin "blockchain" -p blockchain --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain-3e95bff55ee8d5c2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5936d8a5db2034953449139d68dcac5a08b19b1c0ab4ae73dcc5e0a19bd3d0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5936d8a5db2034953449139d68dcac5a08b19b1c0ab4ae73dcc5e0a19bd3d0e7", kill_on_drop: false }`
[INFO] [stdout] 5936d8a5db2034953449139d68dcac5a08b19b1c0ab4ae73dcc5e0a19bd3d0e7
