[INFO] updating cached repository CircuitCoder/gjjmbz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CircuitCoder/gjjmbz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CircuitCoder/gjjmbz" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CircuitCoder/gjjmbz"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CircuitCoder/gjjmbz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CircuitCoder/gjjmbz" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/CircuitCoder/gjjmbz"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/CircuitCoder/gjjmbz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] adcd2e3feedbcd58f74bc1756ccac3a32acc5ed2
[INFO] sha for GitHub repo CircuitCoder/gjjmbz: adcd2e3feedbcd58f74bc1756ccac3a32acc5ed2
[INFO] validating manifest of CircuitCoder/gjjmbz on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CircuitCoder/gjjmbz on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CircuitCoder/gjjmbz
[INFO] finished frobbing CircuitCoder/gjjmbz
[INFO] frobbed toml for CircuitCoder/gjjmbz written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CircuitCoder/gjjmbz/Cargo.toml
[INFO] started frobbing CircuitCoder/gjjmbz
[INFO] finished frobbing CircuitCoder/gjjmbz
[INFO] frobbed toml for CircuitCoder/gjjmbz written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/CircuitCoder/gjjmbz/Cargo.toml
[INFO] crate CircuitCoder/gjjmbz already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking CircuitCoder/gjjmbz against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CircuitCoder/gjjmbz:/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=forbid" "-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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9f1e3549da2616d0f927712c49765dfd15d01e8545025eeac39811a4d025c879
[INFO] running `"docker" "start" "-a" "9f1e3549da2616d0f927712c49765dfd15d01e8545025eeac39811a4d025c879"`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling paw-attributes v1.0.0
[INFO] [stderr]     Checking paw v1.0.0
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling paw-structopt v1.0.0
[INFO] [stderr]     Checking gjjmbz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:274:49
[INFO] [stderr]     |
[INFO] [stderr] 274 | pub fn block_from_key(key: &[u8]) -> Option<Box<GJJMBlock>> {
[INFO] [stderr]     |                                                 ^^^^^^^^^ help: use `dyn`: `dyn GJJMBlock`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:274:49
[INFO] [stderr]     |
[INFO] [stderr] 274 | pub fn block_from_key(key: &[u8]) -> Option<Box<GJJMBlock>> {
[INFO] [stderr]     |                                                 ^^^^^^^^^ help: use `dyn`: `dyn GJJMBlock`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::*`
[INFO] [stderr]  --> src/bin/single/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::time::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/bin/single/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::*`
[INFO] [stderr]  --> src/bin/single/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::time::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/bin/single/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/single/main.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut buf = hex::decode(args.text).unwrap();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/single/main.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut buf = hex::decode(args.text).unwrap();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.77s
[INFO] running `"docker" "inspect" "9f1e3549da2616d0f927712c49765dfd15d01e8545025eeac39811a4d025c879"`
[INFO] running `"docker" "rm" "-f" "9f1e3549da2616d0f927712c49765dfd15d01e8545025eeac39811a4d025c879"`
[INFO] [stdout] 9f1e3549da2616d0f927712c49765dfd15d01e8545025eeac39811a4d025c879