[INFO] fetching crate blockchain-scratch-rust 0.3.0...
[INFO] checking blockchain-scratch-rust-0.3.0 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate blockchain-scratch-rust 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate blockchain-scratch-rust 0.3.0
[INFO] finished tweaking crates.io crate blockchain-scratch-rust 0.3.0
[INFO] tweaked toml for crates.io crate blockchain-scratch-rust 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blockchain-scratch-rust 0.3.0 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 165 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.8)
[INFO] [stderr]       Adding hex v0.3.2 (available: v0.4.3)
[INFO] [stderr]       Adding rust-releases v0.22.2 (available: v0.30.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `library_blockchain` which is deprecated
[INFO] [stderr] warning: profile `doc` is deprecated and has no effect
[INFO] [stderr] warning: unused manifest key: lib.plugin
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12ca0061ad7795d9540302a9a865931a0ab15dcfcb4317ab831980195bb7d020
[INFO] running `Command { std: "docker" "start" "-a" "12ca0061ad7795d9540302a9a865931a0ab15dcfcb4317ab831980195bb7d020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12ca0061ad7795d9540302a9a865931a0ab15dcfcb4317ab831980195bb7d020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ca0061ad7795d9540302a9a865931a0ab15dcfcb4317ab831980195bb7d020", kill_on_drop: false }`
[INFO] [stdout] 12ca0061ad7795d9540302a9a865931a0ab15dcfcb4317ab831980195bb7d020
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3df2fd07f8f0fe238ba0247640e32bd0c19042f1e18896e29276598075a25d12
[INFO] running `Command { std: "docker" "start" "-a" "3df2fd07f8f0fe238ba0247640e32bd0c19042f1e18896e29276598075a25d12", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `library_blockchain` which is deprecated
[INFO] [stderr] warning: profile `doc` is deprecated and has no effect
[INFO] [stderr] warning: unused manifest key: lib.plugin
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[INFO] [stderr]     Checking blockchain-scratch-rust v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::any`
[INFO] [stdout]  --> src/blockchain_executive.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::any;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `*`
[INFO] [stdout]  --> src/blockchain_executive.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use  library_utils::{*, stringtou128::string_to_u128};
[INFO] [stdout]   |                      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)>;
[INFO] [stdout]    |                                                  ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 -     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)>;
[INFO] [stdout] 43 +     fn returns_closure_io(&self, io: &IO) -> Box<dyn Fn() -> u64 + '_>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:44:55
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)>;
[INFO] [stdout]    |                                                       ^                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)>;
[INFO] [stdout] 44 +     fn returns_closure_io_hash(&self, io: &IO) -> Box<dyn Fn() -> HashSet<Hash> + '_>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:50:50
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)> {
[INFO] [stdout]    |                                                  ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)> {
[INFO] [stdout] 50 +     fn returns_closure_io(&self, io: &IO) -> Box<dyn Fn() -> u64 + '_> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:57:55
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)> {
[INFO] [stdout]    |                                                       ^                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)> {
[INFO] [stdout] 57 +     fn returns_closure_io_hash(&self, io: &IO) -> Box<dyn Fn() -> HashSet<Hash> + '_> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::any`
[INFO] [stdout]  --> src/blockchain_executive.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::any;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `*`
[INFO] [stdout]  --> src/blockchain_executive.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use  library_utils::{*, stringtou128::string_to_u128};
[INFO] [stdout]   |                      ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)>;
[INFO] [stdout]    |                                                  ^                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 -     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)>;
[INFO] [stdout] 43 +     fn returns_closure_io(&self, io: &IO) -> Box<dyn Fn() -> u64 + '_>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:44:55
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)>;
[INFO] [stdout]    |                                                       ^                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)>;
[INFO] [stdout] 44 +     fn returns_closure_io_hash(&self, io: &IO) -> Box<dyn Fn() -> HashSet<Hash> + '_>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:50:50
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)> {
[INFO] [stdout]    |                                                  ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -     fn returns_closure_io(&self, io: &IO) -> Box<(dyn Fn() -> u64 + '_)> {
[INFO] [stdout] 50 +     fn returns_closure_io(&self, io: &IO) -> Box<dyn Fn() -> u64 + '_> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/transaction.rs:57:55
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)> {
[INFO] [stdout]    |                                                       ^                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn returns_closure_io_hash(&self, io: &IO) -> Box<(dyn Fn() -> HashSet<Hash> + '_)> {
[INFO] [stdout] 57 +     fn returns_closure_io_hash(&self, io: &IO) -> Box<dyn Fn() -> HashSet<Hash> + '_> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/blockchain_executive.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/blockchain_executive.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::prelude::MetadataExt`
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::os::unix::prelude::MetadataExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os::unix::prelude::MetadataExt`
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::os::unix::prelude::MetadataExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `file_name` is never read
[INFO] [stdout]   --> src/blockchain_executive.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut file_name = String::default();
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `file_name` is never read
[INFO] [stdout]   --> src/blockchain_executive.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut file_name = String::default();
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "3df2fd07f8f0fe238ba0247640e32bd0c19042f1e18896e29276598075a25d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df2fd07f8f0fe238ba0247640e32bd0c19042f1e18896e29276598075a25d12", kill_on_drop: false }`
[INFO] [stdout] 3df2fd07f8f0fe238ba0247640e32bd0c19042f1e18896e29276598075a25d12
