Nov 28 09:28:03.044 INFO checking andybug/rustychain against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 09:28:03.044 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 09:28:03.374 INFO [stdout] 528d59bebbeb445bc51e5e454ffbc5052738885bfaa18f4ea35d2872901875b5
Nov 28 09:28:03.384 INFO running `"docker" "start" "-a" "528d59bebbeb445bc51e5e454ffbc5052738885bfaa18f4ea35d2872901875b5"`
Nov 28 09:28:04.503 INFO [stderr] usermod: no changes
Nov 28 09:28:04.600 INFO [stderr]     Checking serde_yaml v0.7.1
Nov 28 09:28:04.600 INFO [stderr]     Checking generic-array v0.8.3
Nov 28 09:28:05.508 INFO [stderr]     Checking crypto-mac v0.4.0
Nov 28 09:28:05.508 INFO [stderr]     Checking digest v0.6.2
Nov 28 09:28:06.216 INFO [stderr]     Checking blake2 v0.6.1
Nov 28 09:28:06.951 INFO [stderr]     Checking rustychain v0.1.0 (/source)
Nov 28 09:28:08.010 INFO [stderr] warning: unused import: `SeqAccess`
Nov 28 09:28:08.010 INFO [stderr]  --> src/blockchain/block.rs:9:70
Nov 28 09:28:08.010 INFO [stderr]   |
Nov 28 09:28:08.010 INFO [stderr] 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
Nov 28 09:28:08.010 INFO [stderr]   |                                                                      ^^^^^^^^^
Nov 28 09:28:08.010 INFO [stderr]   |
Nov 28 09:28:08.010 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 09:28:08.010 INFO [stderr] 
Nov 28 09:28:08.010 INFO [stderr] warning: unused import: `std::fs`
Nov 28 09:28:08.010 INFO [stderr]  --> src/blockchain/chain.rs:5:5
Nov 28 09:28:08.010 INFO [stderr]   |
Nov 28 09:28:08.010 INFO [stderr] 5 | use std::fs;
Nov 28 09:28:08.010 INFO [stderr]   |     ^^^^^^^
Nov 28 09:28:08.010 INFO [stderr] 
Nov 28 09:28:08.010 INFO [stderr] warning: unused import: `Hash256`
Nov 28 09:28:08.010 INFO [stderr]   --> src/blockchain/chain.rs:14:18
Nov 28 09:28:08.010 INFO [stderr]    |
Nov 28 09:28:08.010 INFO [stderr] 14 | use util::hash::{Hash256, HASH256_BYTES};
Nov 28 09:28:08.010 INFO [stderr]    |                  ^^^^^^^
Nov 28 09:28:08.010 INFO [stderr] 
Nov 28 09:28:08.010 INFO [stderr] warning: unused import: `FromHex`
Nov 28 09:28:08.010 INFO [stderr]  --> src/blockchain/transaction.rs:9:17
Nov 28 09:28:08.010 INFO [stderr]   |
Nov 28 09:28:08.010 INFO [stderr] 9 | use util::hex::{FromHex, ToHex};
Nov 28 09:28:08.010 INFO [stderr]   |                 ^^^^^^^
Nov 28 09:28:08.010 INFO [stderr] 
Nov 28 09:28:08.140 INFO [stderr] warning: unused import: `SeqAccess`
Nov 28 09:28:08.140 INFO [stderr]  --> src/blockchain/block.rs:9:70
Nov 28 09:28:08.140 INFO [stderr]   |
Nov 28 09:28:08.140 INFO [stderr] 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
Nov 28 09:28:08.140 INFO [stderr]   |                                                                      ^^^^^^^^^
Nov 28 09:28:08.140 INFO [stderr]   |
Nov 28 09:28:08.140 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 09:28:08.140 INFO [stderr] 
Nov 28 09:28:08.140 INFO [stderr] warning: unused import: `std::fs`
Nov 28 09:28:08.140 INFO [stderr]  --> src/blockchain/chain.rs:5:5
Nov 28 09:28:08.140 INFO [stderr]   |
Nov 28 09:28:08.140 INFO [stderr] 5 | use std::fs;
Nov 28 09:28:08.140 INFO [stderr]   |     ^^^^^^^
Nov 28 09:28:08.140 INFO [stderr] 
Nov 28 09:28:08.140 INFO [stderr] warning: unused import: `Hash256`
Nov 28 09:28:08.140 INFO [stderr]   --> src/blockchain/chain.rs:14:18
Nov 28 09:28:08.140 INFO [stderr]    |
Nov 28 09:28:08.140 INFO [stderr] 14 | use util::hash::{Hash256, HASH256_BYTES};
Nov 28 09:28:08.140 INFO [stderr]    |                  ^^^^^^^
Nov 28 09:28:08.140 INFO [stderr] 
Nov 28 09:28:08.144 INFO [stderr] warning: unused import: `FromHex`
Nov 28 09:28:08.144 INFO [stderr]  --> src/blockchain/transaction.rs:9:17
Nov 28 09:28:08.144 INFO [stderr]   |
Nov 28 09:28:08.144 INFO [stderr] 9 | use util::hex::{FromHex, ToHex};
Nov 28 09:28:08.144 INFO [stderr]   |                 ^^^^^^^
Nov 28 09:28:08.144 INFO [stderr] 
Nov 28 09:28:08.224 INFO [stderr] warning: unused import: `std::io::prelude`
Nov 28 09:28:08.224 INFO [stderr]  --> src/blockchain/chain.rs:9:5
Nov 28 09:28:08.224 INFO [stderr]   |
Nov 28 09:28:08.224 INFO [stderr] 9 | use std::io::prelude::*;
Nov 28 09:28:08.224 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Nov 28 09:28:08.224 INFO [stderr] 
Nov 28 09:28:08.293 INFO [stderr] warning: method is never used: `reset`
Nov 28 09:28:08.293 INFO [stderr]   --> src/util/hash.rs:25:5
Nov 28 09:28:08.293 INFO [stderr]    |
Nov 28 09:28:08.294 INFO [stderr] 25 |     pub fn reset(&mut self) {
Nov 28 09:28:08.294 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.294 INFO [stderr]    |
Nov 28 09:28:08.294 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 09:28:08.295 INFO [stderr] 
Nov 28 09:28:08.295 INFO [stderr] warning: function is never used: `now`
Nov 28 09:28:08.295 INFO [stderr]  --> src/util/time.rs:3:1
Nov 28 09:28:08.296 INFO [stderr]   |
Nov 28 09:28:08.296 INFO [stderr] 3 | pub fn now() -> u64 {
Nov 28 09:28:08.296 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.296 INFO [stderr] 
Nov 28 09:28:08.297 INFO [stderr] warning: method is never used: `new`
Nov 28 09:28:08.297 INFO [stderr]   --> src/blockchain/block.rs:26:5
Nov 28 09:28:08.297 INFO [stderr]    |
Nov 28 09:28:08.297 INFO [stderr] 26 |     pub fn new() -> Block {
Nov 28 09:28:08.298 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.298 INFO [stderr] 
Nov 28 09:28:08.298 INFO [stderr] warning: method is never used: `set_timestamp`
Nov 28 09:28:08.298 INFO [stderr]   --> src/blockchain/block.rs:36:5
Nov 28 09:28:08.299 INFO [stderr]    |
Nov 28 09:28:08.299 INFO [stderr] 36 |     pub fn set_timestamp(&mut self, ts: u64) {
Nov 28 09:28:08.299 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.299 INFO [stderr] 
Nov 28 09:28:08.300 INFO [stderr] warning: method is never used: `set_previous`
Nov 28 09:28:08.304 INFO [stderr]   --> src/blockchain/block.rs:40:5
Nov 28 09:28:08.304 INFO [stderr]    |
Nov 28 09:28:08.304 INFO [stderr] 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
Nov 28 09:28:08.305 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.305 INFO [stderr] 
Nov 28 09:28:08.305 INFO [stderr] warning: method is never used: `add_transaction`
Nov 28 09:28:08.306 INFO [stderr]   --> src/blockchain/block.rs:48:5
Nov 28 09:28:08.306 INFO [stderr]    |
Nov 28 09:28:08.306 INFO [stderr] 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
Nov 28 09:28:08.306 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.306 INFO [stderr] 
Nov 28 09:28:08.307 INFO [stderr] warning: method is never used: `new`
Nov 28 09:28:08.307 INFO [stderr]   --> src/blockchain/transaction.rs:58:5
Nov 28 09:28:08.307 INFO [stderr]    |
Nov 28 09:28:08.307 INFO [stderr] 58 |     pub fn new() -> Transaction {
Nov 28 09:28:08.308 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.308 INFO [stderr] 
Nov 28 09:28:08.308 INFO [stderr] warning: method is never used: `set_timestamp`
Nov 28 09:28:08.309 INFO [stderr]   --> src/blockchain/transaction.rs:67:5
Nov 28 09:28:08.309 INFO [stderr]    |
Nov 28 09:28:08.309 INFO [stderr] 67 |     pub fn set_timestamp(&mut self, ts: u64) {
Nov 28 09:28:08.309 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.309 INFO [stderr] 
Nov 28 09:28:08.310 INFO [stderr] warning: method is never used: `add_output`
Nov 28 09:28:08.310 INFO [stderr]   --> src/blockchain/transaction.rs:71:5
Nov 28 09:28:08.310 INFO [stderr]    |
Nov 28 09:28:08.310 INFO [stderr] 71 |     pub fn add_output(&mut self, amount: u64) {
Nov 28 09:28:08.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.311 INFO [stderr] 
Nov 28 09:28:08.311 INFO [stderr] warning: variant `Merkle_root` should have a camel case name such as `MerkleRoot`
Nov 28 09:28:08.311 INFO [stderr]   --> src/blockchain/block.rs:88:52
Nov 28 09:28:08.312 INFO [stderr]    |
Nov 28 09:28:08.312 INFO [stderr] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
Nov 28 09:28:08.312 INFO [stderr]    |                                                    ^^^^^^^^^^^
Nov 28 09:28:08.312 INFO [stderr]    |
Nov 28 09:28:08.313 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 09:28:08.313 INFO [stderr] 
Nov 28 09:28:08.313 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:28:08.313 INFO [stderr]   --> src/blockchain/chain.rs:83:21
Nov 28 09:28:08.314 INFO [stderr]    |
Nov 28 09:28:08.314 INFO [stderr] 83 |                     writeln!(&mut io::stderr(), "read_chain: {}", e);
Nov 28 09:28:08.314 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.314 INFO [stderr]    |
Nov 28 09:28:08.315 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 09:28:08.315 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:28:08.315 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 09:28:08.315 INFO [stderr] 
Nov 28 09:28:08.316 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:28:08.316 INFO [stderr]   --> src/blockchain/transaction.rs:19:9
Nov 28 09:28:08.320 INFO [stderr]    |
Nov 28 09:28:08.320 INFO [stderr] 19 |         hash.write_all(&self.hash);
Nov 28 09:28:08.321 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.321 INFO [stderr]    |
Nov 28 09:28:08.321 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:28:08.321 INFO [stderr] 
Nov 28 09:28:08.432 INFO [stderr] warning: unused import: `std::io::prelude`
Nov 28 09:28:08.433 INFO [stderr]  --> src/blockchain/chain.rs:9:5
Nov 28 09:28:08.433 INFO [stderr]   |
Nov 28 09:28:08.433 INFO [stderr] 9 | use std::io::prelude::*;
Nov 28 09:28:08.434 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Nov 28 09:28:08.434 INFO [stderr] 
Nov 28 09:28:08.501 INFO [stderr] warning: method is never used: `reset`
Nov 28 09:28:08.501 INFO [stderr]   --> src/util/hash.rs:25:5
Nov 28 09:28:08.501 INFO [stderr]    |
Nov 28 09:28:08.502 INFO [stderr] 25 |     pub fn reset(&mut self) {
Nov 28 09:28:08.502 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.502 INFO [stderr]    |
Nov 28 09:28:08.503 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 09:28:08.503 INFO [stderr] 
Nov 28 09:28:08.503 INFO [stderr] warning: function is never used: `now`
Nov 28 09:28:08.504 INFO [stderr]  --> src/util/time.rs:3:1
Nov 28 09:28:08.504 INFO [stderr]   |
Nov 28 09:28:08.504 INFO [stderr] 3 | pub fn now() -> u64 {
Nov 28 09:28:08.504 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.505 INFO [stderr] 
Nov 28 09:28:08.505 INFO [stderr] warning: method is never used: `new`
Nov 28 09:28:08.505 INFO [stderr]   --> src/blockchain/block.rs:26:5
Nov 28 09:28:08.506 INFO [stderr]    |
Nov 28 09:28:08.506 INFO [stderr] 26 |     pub fn new() -> Block {
Nov 28 09:28:08.506 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.507 INFO [stderr] 
Nov 28 09:28:08.507 INFO [stderr] warning: method is never used: `set_timestamp`
Nov 28 09:28:08.516 INFO [stderr]   --> src/blockchain/block.rs:36:5
Nov 28 09:28:08.517 INFO [stderr]    |
Nov 28 09:28:08.517 INFO [stderr] 36 |     pub fn set_timestamp(&mut self, ts: u64) {
Nov 28 09:28:08.517 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.517 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: method is never used: `set_previous`
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/block.rs:40:5
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
Nov 28 09:28:08.518 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: method is never used: `add_transaction`
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/block.rs:48:5
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
Nov 28 09:28:08.518 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: method is never used: `new`
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/transaction.rs:58:5
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 58 |     pub fn new() -> Transaction {
Nov 28 09:28:08.518 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: method is never used: `set_timestamp`
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/transaction.rs:67:5
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 67 |     pub fn set_timestamp(&mut self, ts: u64) {
Nov 28 09:28:08.518 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: method is never used: `add_output`
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/transaction.rs:71:5
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 71 |     pub fn add_output(&mut self, amount: u64) {
Nov 28 09:28:08.518 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: variant `Merkle_root` should have a camel case name such as `MerkleRoot`
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/block.rs:88:52
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
Nov 28 09:28:08.518 INFO [stderr]    |                                                    ^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/chain.rs:83:21
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 83 |                     writeln!(&mut io::stderr(), "read_chain: {}", e);
Nov 28 09:28:08.518 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 09:28:08.518 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:28:08.518 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.518 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:28:08.518 INFO [stderr]   --> src/blockchain/transaction.rs:19:9
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr] 19 |         hash.write_all(&self.hash);
Nov 28 09:28:08.518 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:28:08.518 INFO [stderr]    |
Nov 28 09:28:08.518 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:28:08.518 INFO [stderr] 
Nov 28 09:28:08.538 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
Nov 28 09:28:08.538 INFO [stderr] su: No module specific data is present
Nov 28 09:28:09.014 INFO running `"docker" "inspect" "528d59bebbeb445bc51e5e454ffbc5052738885bfaa18f4ea35d2872901875b5"`
Nov 28 09:28:09.192 INFO running `"docker" "rm" "-f" "528d59bebbeb445bc51e5e454ffbc5052738885bfaa18f4ea35d2872901875b5"`
Nov 28 09:28:09.580 INFO [stdout] 528d59bebbeb445bc51e5e454ffbc5052738885bfaa18f4ea35d2872901875b5