[INFO] cloning repository https://github.com/honghong1012/Midterm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/honghong1012/Midterm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhonghong1012%2FMidterm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhonghong1012%2FMidterm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e7f395db8c331105479ce2b5a46c3205a9d0ba36 [INFO] checking honghong1012/Midterm against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhonghong1012%2FMidterm" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/honghong1012/Midterm on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/honghong1012/Midterm [INFO] finished tweaking git repo https://github.com/honghong1012/Midterm [INFO] tweaked toml for git repo https://github.com/honghong1012/Midterm written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/honghong1012/Midterm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfa4cc54bd0eaa3339a05e0e78ba78696b7feccd5d1ed9993e6cd1fc6198ec40 [INFO] running `Command { std: "docker" "start" "-a" "dfa4cc54bd0eaa3339a05e0e78ba78696b7feccd5d1ed9993e6cd1fc6198ec40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfa4cc54bd0eaa3339a05e0e78ba78696b7feccd5d1ed9993e6cd1fc6198ec40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfa4cc54bd0eaa3339a05e0e78ba78696b7feccd5d1ed9993e6cd1fc6198ec40", kill_on_drop: false }` [INFO] [stdout] dfa4cc54bd0eaa3339a05e0e78ba78696b7feccd5d1ed9993e6cd1fc6198ec40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 849fa5454950e26f08261363c6f8c9dda7c067a9d77e05de80a78de97f5180f4 [INFO] running `Command { std: "docker" "start" "-a" "849fa5454950e26f08261363c6f8c9dda7c067a9d77e05de80a78de97f5180f4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking ascii v0.8.7 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking untrusted v0.7.0 [INFO] [stderr] Checking termcolor v0.3.6 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking hex v0.4.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling ring v0.16.9 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking url v2.1.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking stderrlog v0.4.1 [INFO] [stderr] Checking tiny_http v0.6.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking crossbeam v0.7.2 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Checking hex-literal v0.2.1 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking bitcoin v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::blockchain::Blockchain` [INFO] [stdout] --> src/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::blockchain::Blockchain; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::crypto::merkle::*` [INFO] [stdout] --> src/block.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::crypto::merkle::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ring::digest::*` [INFO] [stdout] --> src/block.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ring::digest::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/block.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/blockchain.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `EdDSAParameters` [INFO] [stdout] --> src/transaction.rs:2:87 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{self,Ed25519KeyPair, Signature, KeyPair, VerificationAlgorithm, EdDSAParameters}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/transaction.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use rand::{Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::blockchain::Blockchain` [INFO] [stdout] --> src/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::blockchain::Blockchain; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ring::digest::*` [INFO] [stdout] --> src/block.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ring::digest::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/blockchain.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `EdDSAParameters` [INFO] [stdout] --> src/transaction.rs:2:87 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{self,Ed25519KeyPair, Signature, KeyPair, VerificationAlgorithm, EdDSAParameters}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:64 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{self,Ed25519KeyPair, Signature, KeyPair, VerificationAlgorithm, EdDSAParameters}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/transaction.rs:37:15 [INFO] [stdout] | [INFO] [stdout] 37 | if let Ok(result) = peer_public_key.verify(bytes_transaction.as_ref(), signature.as_ref()){ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/crypto/merkle.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | for i in [0..proof_num]{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/crypto/merkle.rs:148:58 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf_size` [INFO] [stdout] --> src/crypto/merkle.rs:148:72 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut blockchain = Arc::new(Mutex::new(Blockchain::new())); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `VerificationAlgorithm` [INFO] [stdout] --> src/transaction.rs:2:64 [INFO] [stdout] | [INFO] [stdout] 2 | use ring::signature::{self,Ed25519KeyPair, Signature, KeyPair, VerificationAlgorithm, EdDSAParameters}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/transaction.rs:37:15 [INFO] [stdout] | [INFO] [stdout] 37 | if let Ok(result) = peer_public_key.verify(bytes_transaction.as_ref(), signature.as_ref()){ [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/crypto/merkle.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | for i in [0..proof_num]{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/crypto/merkle.rs:148:58 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf_size` [INFO] [stdout] --> src/crypto/merkle.rs:148:72 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut blockchain = Arc::new(Mutex::new(Blockchain::new())); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/blockchain.rs:161:13 [INFO] [stdout] | [INFO] [stdout] 161 | let mut blockchain = Blockchain::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.78s [INFO] running `Command { std: "docker" "inspect" "849fa5454950e26f08261363c6f8c9dda7c067a9d77e05de80a78de97f5180f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "849fa5454950e26f08261363c6f8c9dda7c067a9d77e05de80a78de97f5180f4", kill_on_drop: false }` [INFO] [stdout] 849fa5454950e26f08261363c6f8c9dda7c067a9d77e05de80a78de97f5180f4