[INFO] cloning repository https://github.com/Wuelle/Blockchain.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wuelle/Blockchain.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuelle%2FBlockchain.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuelle%2FBlockchain.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9d76ef51c972eae98c3ca080f4e7bae92b8cfa53 [INFO] checking Wuelle/Blockchain.rs against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuelle%2FBlockchain.rs" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Wuelle/Blockchain.rs on toolchain 3e826bb11228508fbe749e594038d6727208aa94 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Wuelle/Blockchain.rs [INFO] finished tweaking git repo https://github.com/Wuelle/Blockchain.rs [INFO] tweaked toml for git repo https://github.com/Wuelle/Blockchain.rs written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Wuelle/Blockchain.rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e766244c0cdcdf0853cffc0f89671c68499607721d0ce6e64229d34336f0a929 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e766244c0cdcdf0853cffc0f89671c68499607721d0ce6e64229d34336f0a929", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e766244c0cdcdf0853cffc0f89671c68499607721d0ce6e64229d34336f0a929", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e766244c0cdcdf0853cffc0f89671c68499607721d0ce6e64229d34336f0a929", kill_on_drop: false }` [INFO] [stdout] e766244c0cdcdf0853cffc0f89671c68499607721d0ce6e64229d34336f0a929 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c71a674bb5024438451685620d50a46d76e6c318cb382e47ac2f4c97d0b3db64 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c71a674bb5024438451685620d50a46d76e6c318cb382e47ac2f4c97d0b3db64", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling num-bigint-dig v0.6.1 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking pem v0.8.2 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha2 v0.9.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking simple_logger v1.11.0 [INFO] [stderr] Checking simple_asn1 v0.4.1 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling zeroize_derive v1.0.1 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Checking zeroize v1.2.0 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking rsa v0.3.0 [INFO] [stderr] Checking blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Sha256` [INFO] [stdout] --> src/merkletree.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use sha2::{Digest, Sha256}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `warn` [INFO] [stdout] --> src/merkletree.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Sha256` [INFO] [stdout] --> src/merkletree.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use sha2::{Digest, Sha256}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `warn` [INFO] [stdout] --> src/merkletree.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Digest` [INFO] [stdout] --> src/merkletree.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | use sha2::{Digest, Sha256}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/merkletree.rs:71:28 [INFO] [stdout] | [INFO] [stdout] 71 | Node::HashNode{ref left, ref right, ref hash} => hash, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `left: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/merkletree.rs:71:38 [INFO] [stdout] | [INFO] [stdout] 71 | Node::HashNode{ref left, ref right, ref hash} => hash, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `right: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/merkletree.rs:179:44 [INFO] [stdout] | [INFO] [stdout] 179 | if let Node::HashNode{left, right, hash} = self { [INFO] [stdout] | ^^^^ help: try ignoring the field: `hash: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/trader.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | let handle = Trader::spawn_miner_thread(receiver, Vec::new()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/trader.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(f: F, is_miner: bool, miners: &mut Vec>, traders: &mut Vec>) -> Self [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `traders` [INFO] [stdout] --> src/trader.rs:20:86 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(f: F, is_miner: bool, miners: &mut Vec>, traders: &mut Vec>) -> Self [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_traders` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/trader.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | let b = rb.recv().unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `known_miners` [INFO] [stdout] --> src/trader.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | known_miners: Vec>, // Contains channels to every other miner [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `is_miner` [INFO] [stdout] --> src/trader.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | is_miner: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `blockchain` [INFO] [stdout] --> src/trader.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | blockchain: Blockchain, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Digest` [INFO] [stdout] --> src/merkletree.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | use sha2::{Digest, Sha256}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/merkletree.rs:71:28 [INFO] [stdout] | [INFO] [stdout] 71 | Node::HashNode{ref left, ref right, ref hash} => hash, [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `left: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/merkletree.rs:71:38 [INFO] [stdout] | [INFO] [stdout] 71 | Node::HashNode{ref left, ref right, ref hash} => hash, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `right: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/merkletree.rs:179:44 [INFO] [stdout] | [INFO] [stdout] 179 | if let Node::HashNode{left, right, hash} = self { [INFO] [stdout] | ^^^^ help: try ignoring the field: `hash: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left` [INFO] [stdout] --> src/merkletree.rs:317:31 [INFO] [stdout] | [INFO] [stdout] 317 | if let Node::HashNode{ref left, ref right, ref mut hash} = *tree.root { [INFO] [stdout] | ^^^^^^^^ help: try ignoring the field: `left: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right` [INFO] [stdout] --> src/merkletree.rs:317:41 [INFO] [stdout] | [INFO] [stdout] 317 | if let Node::HashNode{ref left, ref right, ref mut hash} = *tree.root { [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `right: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handle` [INFO] [stdout] --> src/trader.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | let handle = Trader::spawn_miner_thread(receiver, Vec::new()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_handle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/trader.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(f: F, is_miner: bool, miners: &mut Vec>, traders: &mut Vec>) -> Self [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `traders` [INFO] [stdout] --> src/trader.rs:20:86 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn new(f: F, is_miner: bool, miners: &mut Vec>, traders: &mut Vec>) -> Self [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_traders` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/trader.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | let b = rb.recv().unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `known_miners` [INFO] [stdout] --> src/trader.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | known_miners: Vec>, // Contains channels to every other miner [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `is_miner` [INFO] [stdout] --> src/trader.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | is_miner: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `blockchain` [INFO] [stdout] --> src/trader.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | blockchain: Blockchain, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `warn` [INFO] [stdout] --> src/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `warn` [INFO] [stdout] --> src/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.68s [INFO] running `Command { std: "docker" "inspect" "c71a674bb5024438451685620d50a46d76e6c318cb382e47ac2f4c97d0b3db64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c71a674bb5024438451685620d50a46d76e6c318cb382e47ac2f4c97d0b3db64", kill_on_drop: false }` [INFO] [stdout] c71a674bb5024438451685620d50a46d76e6c318cb382e47ac2f4c97d0b3db64