[INFO] updating cached repository dbr/juke-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/dbr/juke-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/dbr/juke-rs" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/dbr/juke-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/dbr/juke-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dbr/juke-rs" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/dbr/juke-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/dbr/juke-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c9ecdb81c472caeb69689b215527422d472b93d0 [INFO] sha for GitHub repo dbr/juke-rs: c9ecdb81c472caeb69689b215527422d472b93d0 [INFO] validating manifest of dbr/juke-rs 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 dbr/juke-rs 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 dbr/juke-rs [INFO] finished frobbing dbr/juke-rs [INFO] frobbed toml for dbr/juke-rs written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/dbr/juke-rs/Cargo.toml [INFO] started frobbing dbr/juke-rs [INFO] finished frobbing dbr/juke-rs [INFO] frobbed toml for dbr/juke-rs written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/dbr/juke-rs/Cargo.toml [INFO] crate dbr/juke-rs 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 dbr/juke-rs against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/dbr/juke-rs:/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] cd40fd297fce433fbc20dd722f825bb0ce88661253ea68b4be3a29fe321a2ec6 [INFO] running `"docker" "start" "-a" "cd40fd297fce433fbc20dd722f825bb0ce88661253ea68b4be3a29fe321a2ec6"` [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling derive_builder_core v0.2.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking buf_redux v0.8.1 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking gzip-header v0.2.0 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Compiling mime_guess v1.8.6 [INFO] [stderr] Checking dotenv v0.10.1 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Compiling derive_builder v0.5.1 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Checking tiny_http v0.6.1 [INFO] [stderr] Checking multipart v0.15.4 [INFO] [stderr] Checking hyper v0.12.18 [INFO] [stderr] Checking rouille v3.0.0 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.5 [INFO] [stderr] Checking rspotify v0.2.5 [INFO] [stderr] Checking juke v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: cannot borrow `self.votes` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/client.rs:80:37 [INFO] [stderr] | [INFO] [stderr] 73 | let highest_voted = { self.votes.iter().filter(|k| k.1 == highest_vote_value) }; [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 80 | if let Entry::Occupied(o) = self.votes.entry(hm.to_string()) { [INFO] [stderr] | ^^^^^^^^^^ -- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `self.votes` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/client.rs:80:37 [INFO] [stderr] | [INFO] [stderr] 73 | let highest_voted = { self.votes.iter().filter(|k| k.1 == highest_vote_value) }; [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 80 | if let Entry::Occupied(o) = self.votes.entry(hm.to_string()) { [INFO] [stderr] | ^^^^^^^^^^ -- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 40.14s [INFO] running `"docker" "inspect" "cd40fd297fce433fbc20dd722f825bb0ce88661253ea68b4be3a29fe321a2ec6"` [INFO] running `"docker" "rm" "-f" "cd40fd297fce433fbc20dd722f825bb0ce88661253ea68b4be3a29fe321a2ec6"` [INFO] [stdout] cd40fd297fce433fbc20dd722f825bb0ce88661253ea68b4be3a29fe321a2ec6