Oct 13 01:13:12.959 INFO checking andybug/rustychain against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 01:13:12.959 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-3/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 01:13:13.480 INFO blam! 658269cd750ec6a8dd2b8cc21512059843c714614216b71beefc5ca169dff99c
Oct 13 01:13:13.486 INFO running `"docker" "start" "-a" "658269cd750ec6a8dd2b8cc21512059843c714614216b71beefc5ca169dff99c"`
Oct 13 01:13:14.260 INFO kablam! usermod: no changes
Oct 13 01:13:14.377 INFO kablam!     Checking nodrop v0.1.9
Oct 13 01:13:14.378 INFO kablam!     Checking serde_yaml v0.7.1
Oct 13 01:13:14.576 INFO kablam!     Checking generic-array v0.8.3
Oct 13 01:13:15.268 INFO kablam!     Checking digest v0.6.2
Oct 13 01:13:15.268 INFO kablam!     Checking crypto-mac v0.4.0
Oct 13 01:13:15.812 INFO kablam!     Checking blake2 v0.6.1
Oct 13 01:13:16.898 INFO kablam!     Checking rustychain v0.1.0 (/source)
Oct 13 01:13:18.028 INFO kablam! warning: unused import: `SeqAccess`
Oct 13 01:13:18.028 INFO kablam!  --> src/blockchain/block.rs:9:70
Oct 13 01:13:18.028 INFO kablam!   |
Oct 13 01:13:18.028 INFO kablam! 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
Oct 13 01:13:18.028 INFO kablam!   |                                                                      ^^^^^^^^^
Oct 13 01:13:18.028 INFO kablam!   |
Oct 13 01:13:18.028 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 01:13:18.028 INFO kablam! 
Oct 13 01:13:18.028 INFO kablam! warning: unused import: `std::fs`
Oct 13 01:13:18.028 INFO kablam!  --> src/blockchain/chain.rs:5:5
Oct 13 01:13:18.028 INFO kablam!   |
Oct 13 01:13:18.028 INFO kablam! 5 | use std::fs;
Oct 13 01:13:18.028 INFO kablam!   |     ^^^^^^^
Oct 13 01:13:18.028 INFO kablam! 
Oct 13 01:13:18.028 INFO kablam! warning: unused import: `Hash256`
Oct 13 01:13:18.029 INFO kablam!   --> src/blockchain/chain.rs:14:18
Oct 13 01:13:18.029 INFO kablam!    |
Oct 13 01:13:18.029 INFO kablam! 14 | use util::hash::{Hash256, HASH256_BYTES};
Oct 13 01:13:18.029 INFO kablam!    |                  ^^^^^^^
Oct 13 01:13:18.029 INFO kablam! 
Oct 13 01:13:18.029 INFO kablam! warning: unused import: `FromHex`
Oct 13 01:13:18.029 INFO kablam!  --> src/blockchain/transaction.rs:9:17
Oct 13 01:13:18.029 INFO kablam!   |
Oct 13 01:13:18.029 INFO kablam! 9 | use util::hex::{FromHex, ToHex};
Oct 13 01:13:18.029 INFO kablam!   |                 ^^^^^^^
Oct 13 01:13:18.029 INFO kablam! 
Oct 13 01:13:18.112 INFO kablam! warning: unused import: `SeqAccess`
Oct 13 01:13:18.112 INFO kablam!  --> src/blockchain/block.rs:9:70
Oct 13 01:13:18.112 INFO kablam!   |
Oct 13 01:13:18.112 INFO kablam! 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
Oct 13 01:13:18.112 INFO kablam!   |                                                                      ^^^^^^^^^
Oct 13 01:13:18.112 INFO kablam!   |
Oct 13 01:13:18.112 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 01:13:18.112 INFO kablam! 
Oct 13 01:13:18.112 INFO kablam! warning: unused import: `std::fs`
Oct 13 01:13:18.112 INFO kablam!  --> src/blockchain/chain.rs:5:5
Oct 13 01:13:18.112 INFO kablam!   |
Oct 13 01:13:18.112 INFO kablam! 5 | use std::fs;
Oct 13 01:13:18.112 INFO kablam!   |     ^^^^^^^
Oct 13 01:13:18.112 INFO kablam! 
Oct 13 01:13:18.112 INFO kablam! warning: unused import: `Hash256`
Oct 13 01:13:18.112 INFO kablam!   --> src/blockchain/chain.rs:14:18
Oct 13 01:13:18.112 INFO kablam!    |
Oct 13 01:13:18.112 INFO kablam! 14 | use util::hash::{Hash256, HASH256_BYTES};
Oct 13 01:13:18.112 INFO kablam!    |                  ^^^^^^^
Oct 13 01:13:18.112 INFO kablam! 
Oct 13 01:13:18.112 INFO kablam! warning: unused import: `FromHex`
Oct 13 01:13:18.112 INFO kablam!  --> src/blockchain/transaction.rs:9:17
Oct 13 01:13:18.112 INFO kablam!   |
Oct 13 01:13:18.112 INFO kablam! 9 | use util::hex::{FromHex, ToHex};
Oct 13 01:13:18.112 INFO kablam!   |                 ^^^^^^^
Oct 13 01:13:18.112 INFO kablam! 
Oct 13 01:13:18.228 INFO kablam! warning: unused import: `std::io::prelude`
Oct 13 01:13:18.228 INFO kablam!  --> src/blockchain/chain.rs:9:5
Oct 13 01:13:18.228 INFO kablam!   |
Oct 13 01:13:18.228 INFO kablam! 9 | use std::io::prelude::*;
Oct 13 01:13:18.228 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Oct 13 01:13:18.228 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `reset`
Oct 13 01:13:18.295 INFO kablam!   --> src/util/hash.rs:25:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam! 25 |     pub fn reset(&mut self) {
Oct 13 01:13:18.295 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: function is never used: `now`
Oct 13 01:13:18.295 INFO kablam!  --> src/util/time.rs:3:1
Oct 13 01:13:18.295 INFO kablam!   |
Oct 13 01:13:18.295 INFO kablam! 3 | pub fn now() -> u64 {
Oct 13 01:13:18.295 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `new`
Oct 13 01:13:18.295 INFO kablam!   --> src/blockchain/block.rs:26:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam! 26 |     pub fn new() -> Block {
Oct 13 01:13:18.295 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `set_timestamp`
Oct 13 01:13:18.295 INFO kablam!   --> src/blockchain/block.rs:36:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam! 36 |     pub fn set_timestamp(&mut self, ts: u64) {
Oct 13 01:13:18.295 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `set_previous`
Oct 13 01:13:18.295 INFO kablam!   --> src/blockchain/block.rs:40:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam! 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
Oct 13 01:13:18.295 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `add_transaction`
Oct 13 01:13:18.295 INFO kablam!   --> src/blockchain/block.rs:48:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam! 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
Oct 13 01:13:18.295 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `new`
Oct 13 01:13:18.295 INFO kablam!   --> src/blockchain/transaction.rs:58:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam! 58 |     pub fn new() -> Transaction {
Oct 13 01:13:18.295 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `set_timestamp`
Oct 13 01:13:18.295 INFO kablam!   --> src/blockchain/transaction.rs:67:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.295 INFO kablam! 67 |     pub fn set_timestamp(&mut self, ts: u64) {
Oct 13 01:13:18.295 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.295 INFO kablam! 
Oct 13 01:13:18.295 INFO kablam! warning: method is never used: `add_output`
Oct 13 01:13:18.295 INFO kablam!   --> src/blockchain/transaction.rs:71:5
Oct 13 01:13:18.295 INFO kablam!    |
Oct 13 01:13:18.296 INFO kablam! 71 |     pub fn add_output(&mut self, amount: u64) {
Oct 13 01:13:18.296 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.296 INFO kablam! 
Oct 13 01:13:18.324 INFO kablam! warning: variant `Merkle_root` should have a camel case name such as `MerkleRoot`
Oct 13 01:13:18.324 INFO kablam!   --> src/blockchain/block.rs:88:52
Oct 13 01:13:18.324 INFO kablam!    |
Oct 13 01:13:18.324 INFO kablam! 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
Oct 13 01:13:18.324 INFO kablam!    |                                                    ^^^^^^^^^^^
Oct 13 01:13:18.324 INFO kablam!    |
Oct 13 01:13:18.324 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Oct 13 01:13:18.324 INFO kablam! 
Oct 13 01:13:18.324 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 01:13:18.324 INFO kablam!   --> src/blockchain/transaction.rs:19:9
Oct 13 01:13:18.324 INFO kablam!    |
Oct 13 01:13:18.324 INFO kablam! 19 |         hash.write_all(&self.hash);
Oct 13 01:13:18.324 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.324 INFO kablam!    |
Oct 13 01:13:18.324 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 01:13:18.324 INFO kablam! 
Oct 13 01:13:18.368 INFO kablam! warning: unused import: `std::io::prelude`
Oct 13 01:13:18.368 INFO kablam!  --> src/blockchain/chain.rs:9:5
Oct 13 01:13:18.368 INFO kablam!   |
Oct 13 01:13:18.368 INFO kablam! 9 | use std::io::prelude::*;
Oct 13 01:13:18.368 INFO kablam!   |     ^^^^^^^^^^^^^^^^
Oct 13 01:13:18.368 INFO kablam! 
Oct 13 01:13:18.428 INFO kablam! warning: method is never used: `reset`
Oct 13 01:13:18.428 INFO kablam!   --> src/util/hash.rs:25:5
Oct 13 01:13:18.428 INFO kablam!    |
Oct 13 01:13:18.428 INFO kablam! 25 |     pub fn reset(&mut self) {
Oct 13 01:13:18.428 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.428 INFO kablam!    |
Oct 13 01:13:18.428 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 01:13:18.428 INFO kablam! 
Oct 13 01:13:18.428 INFO kablam! warning: function is never used: `now`
Oct 13 01:13:18.428 INFO kablam!  --> src/util/time.rs:3:1
Oct 13 01:13:18.428 INFO kablam!   |
Oct 13 01:13:18.428 INFO kablam! 3 | pub fn now() -> u64 {
Oct 13 01:13:18.428 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.429 INFO kablam! warning: method is never used: `new`
Oct 13 01:13:18.429 INFO kablam!   --> src/blockchain/block.rs:26:5
Oct 13 01:13:18.429 INFO kablam!    |
Oct 13 01:13:18.429 INFO kablam! 26 |     pub fn new() -> Block {
Oct 13 01:13:18.429 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.429 INFO kablam! warning: method is never used: `set_timestamp`
Oct 13 01:13:18.429 INFO kablam!   --> src/blockchain/block.rs:36:5
Oct 13 01:13:18.429 INFO kablam!    |
Oct 13 01:13:18.429 INFO kablam! 36 |     pub fn set_timestamp(&mut self, ts: u64) {
Oct 13 01:13:18.429 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.429 INFO kablam! warning: method is never used: `set_previous`
Oct 13 01:13:18.429 INFO kablam!   --> src/blockchain/block.rs:40:5
Oct 13 01:13:18.429 INFO kablam!    |
Oct 13 01:13:18.429 INFO kablam! 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
Oct 13 01:13:18.429 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.429 INFO kablam! warning: method is never used: `add_transaction`
Oct 13 01:13:18.429 INFO kablam!   --> src/blockchain/block.rs:48:5
Oct 13 01:13:18.429 INFO kablam!    |
Oct 13 01:13:18.429 INFO kablam! 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
Oct 13 01:13:18.429 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.429 INFO kablam! warning: method is never used: `new`
Oct 13 01:13:18.429 INFO kablam!   --> src/blockchain/transaction.rs:58:5
Oct 13 01:13:18.429 INFO kablam!    |
Oct 13 01:13:18.429 INFO kablam! 58 |     pub fn new() -> Transaction {
Oct 13 01:13:18.429 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.429 INFO kablam! warning: method is never used: `set_timestamp`
Oct 13 01:13:18.429 INFO kablam!   --> src/blockchain/transaction.rs:67:5
Oct 13 01:13:18.429 INFO kablam!    |
Oct 13 01:13:18.429 INFO kablam! 67 |     pub fn set_timestamp(&mut self, ts: u64) {
Oct 13 01:13:18.429 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.429 INFO kablam! warning: method is never used: `add_output`
Oct 13 01:13:18.429 INFO kablam!   --> src/blockchain/transaction.rs:71:5
Oct 13 01:13:18.429 INFO kablam!    |
Oct 13 01:13:18.429 INFO kablam! 71 |     pub fn add_output(&mut self, amount: u64) {
Oct 13 01:13:18.429 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.429 INFO kablam! 
Oct 13 01:13:18.432 INFO kablam! warning: variant `Merkle_root` should have a camel case name such as `MerkleRoot`
Oct 13 01:13:18.432 INFO kablam!   --> src/blockchain/block.rs:88:52
Oct 13 01:13:18.432 INFO kablam!    |
Oct 13 01:13:18.432 INFO kablam! 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
Oct 13 01:13:18.432 INFO kablam!    |                                                    ^^^^^^^^^^^
Oct 13 01:13:18.432 INFO kablam!    |
Oct 13 01:13:18.432 INFO kablam!    = note: #[warn(non_camel_case_types)] on by default
Oct 13 01:13:18.432 INFO kablam! 
Oct 13 01:13:18.432 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 13 01:13:18.432 INFO kablam!   --> src/blockchain/transaction.rs:19:9
Oct 13 01:13:18.432 INFO kablam!    |
Oct 13 01:13:18.432 INFO kablam! 19 |         hash.write_all(&self.hash);
Oct 13 01:13:18.432 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 01:13:18.432 INFO kablam!    |
Oct 13 01:13:18.432 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 13 01:13:18.432 INFO kablam! 
Oct 13 01:13:18.472 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
Oct 13 01:13:18.472 INFO kablam! su: No module specific data is present
Oct 13 01:13:18.789 INFO running `"docker" "rm" "-f" "658269cd750ec6a8dd2b8cc21512059843c714614216b71beefc5ca169dff99c"`
Oct 13 01:13:18.900 INFO blam! 658269cd750ec6a8dd2b8cc21512059843c714614216b71beefc5ca169dff99c