[INFO] updating cached repository jamescapuder/rblock
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jamescapuder/rblock
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jamescapuder/rblock" "work/ex/beta-1.38-1/sources/1.37.0/gh/jamescapuder/rblock"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jamescapuder/rblock'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jamescapuder/rblock" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jamescapuder/rblock"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jamescapuder/rblock'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 59b08ea3c98b20b4be3e9976be264c1884a00dec
[INFO] sha for GitHub repo jamescapuder/rblock: 59b08ea3c98b20b4be3e9976be264c1884a00dec
[INFO] validating manifest of jamescapuder/rblock on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jamescapuder/rblock on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jamescapuder/rblock
[INFO] finished frobbing jamescapuder/rblock
[INFO] frobbed toml for jamescapuder/rblock written to work/ex/beta-1.38-1/sources/1.37.0/gh/jamescapuder/rblock/Cargo.toml
[INFO] started frobbing jamescapuder/rblock
[INFO] finished frobbing jamescapuder/rblock
[INFO] frobbed toml for jamescapuder/rblock written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jamescapuder/rblock/Cargo.toml
[INFO] crate jamescapuder/rblock already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jamescapuder/rblock against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jamescapuder/rblock:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] fb075945f3daf8e02a04466a8683df189ae0eb756ca3902a8f95a6677d259b6e
[INFO] running `"docker" "start" "-a" "fb075945f3daf8e02a04466a8683df189ae0eb756ca3902a8f95a6677d259b6e"`
[INFO] [stderr]    Compiling rblock v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/blockchain.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 |     for i in (1..100){
[INFO] [stderr]    |              ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/blockchain.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn new(n: i32, d: String, prevh: u64)->Block{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `prevHash` should have a snake case name
[INFO] [stderr]   --> src/blockchain.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     prevHash: u64,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to snake case: `prev_hash`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `dataStr` should have a snake case name
[INFO] [stderr]   --> src/blockchain.rs:84:36
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn insert_block(&mut self, dataStr: String){
[INFO] [stderr]    |                                    ^^^^^^^ help: convert the identifier to snake case: `data_str`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "fb075945f3daf8e02a04466a8683df189ae0eb756ca3902a8f95a6677d259b6e"`
[INFO] running `"docker" "rm" "-f" "fb075945f3daf8e02a04466a8683df189ae0eb756ca3902a8f95a6677d259b6e"`
[INFO] [stdout] fb075945f3daf8e02a04466a8683df189ae0eb756ca3902a8f95a6677d259b6e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jamescapuder/rblock:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2e0a9c5c506bb06a56be45d1f84b3580eed3f0de4f003c69f8cfea69491237f9
[INFO] running `"docker" "start" "-a" "2e0a9c5c506bb06a56be45d1f84b3580eed3f0de4f003c69f8cfea69491237f9"`
[INFO] [stderr]    Compiling rblock v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/blockchain.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 |     for i in (1..100){
[INFO] [stderr]    |              ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `time` in initializer of `blockchain::Block`
[INFO] [stderr]    --> src/blockchain.rs:137:18
[INFO] [stderr]     |
[INFO] [stderr] 137 |         let b1 = Block{num: 0, data: "lala".to_string(), prevHash: 0};
[INFO] [stderr]     |                  ^^^^^ missing `time`
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `time` in initializer of `blockchain::Block`
[INFO] [stderr]    --> src/blockchain.rs:138:18
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let b2 = Block{num: 1, data: "lolo".to_string(), prevHash: b1.get_hash()};
[INFO] [stderr]     |                  ^^^^^ missing `time`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0063`.
[INFO] [stderr] error: Could not compile `rblock`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2e0a9c5c506bb06a56be45d1f84b3580eed3f0de4f003c69f8cfea69491237f9"`
[INFO] running `"docker" "rm" "-f" "2e0a9c5c506bb06a56be45d1f84b3580eed3f0de4f003c69f8cfea69491237f9"`
[INFO] [stdout] 2e0a9c5c506bb06a56be45d1f84b3580eed3f0de4f003c69f8cfea69491237f9