[INFO] updating cached repository djc/kv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/djc/kv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/djc/kv" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/djc/kv"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/djc/kv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/djc/kv" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/djc/kv"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/djc/kv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ea50ca6f591c01198bc6ba87554c9879d2eead03
[INFO] sha for GitHub repo djc/kv: ea50ca6f591c01198bc6ba87554c9879d2eead03
[INFO] validating manifest of djc/kv on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of djc/kv on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing djc/kv
[INFO] finished frobbing djc/kv
[INFO] frobbed toml for djc/kv written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/djc/kv/Cargo.toml
[INFO] started frobbing djc/kv
[INFO] finished frobbing djc/kv
[INFO] frobbed toml for djc/kv written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/djc/kv/Cargo.toml
[INFO] crate djc/kv already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking djc/kv against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/djc/kv:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ce36acf976298ece7be96e0924bb03f49dc92b5ba1b0a170fe0cadaa3827d54c
[INFO] running `"docker" "start" "-a" "ce36acf976298ece7be96e0924bb03f49dc92b5ba1b0a170fe0cadaa3827d54c"`
[INFO] [stderr]    Compiling protobuf v2.0.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking raft v0.3.0
[INFO] [stderr]     Checking kv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/bin/client.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/bin/client.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/node.rs:267:41
[INFO] [stderr]     |
[INFO] [stderr] 267 |                         Command::List { mut prefix } => {
[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/node.rs:267:41
[INFO] [stderr]     |
[INFO] [stderr] 267 |                         Command::List { mut prefix } => {
[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 15.72s
[INFO] running `"docker" "inspect" "ce36acf976298ece7be96e0924bb03f49dc92b5ba1b0a170fe0cadaa3827d54c"`
[INFO] running `"docker" "rm" "-f" "ce36acf976298ece7be96e0924bb03f49dc92b5ba1b0a170fe0cadaa3827d54c"`
[INFO] [stdout] ce36acf976298ece7be96e0924bb03f49dc92b5ba1b0a170fe0cadaa3827d54c