[INFO] updating cached repository Johni0702/rust-mumble-protocol [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Johni0702/rust-mumble-protocol [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Johni0702/rust-mumble-protocol" "work/ex/beta-1.37-6/sources/1.36.0/gh/Johni0702/rust-mumble-protocol"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Johni0702/rust-mumble-protocol'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Johni0702/rust-mumble-protocol" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Johni0702/rust-mumble-protocol"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Johni0702/rust-mumble-protocol'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 0c65a9e8fb3c3c06f365e9031ed6d5fb631e21aa [INFO] sha for GitHub repo Johni0702/rust-mumble-protocol: 0c65a9e8fb3c3c06f365e9031ed6d5fb631e21aa [INFO] validating manifest of Johni0702/rust-mumble-protocol on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Johni0702/rust-mumble-protocol on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Johni0702/rust-mumble-protocol [INFO] finished frobbing Johni0702/rust-mumble-protocol [INFO] frobbed toml for Johni0702/rust-mumble-protocol written to work/ex/beta-1.37-6/sources/1.36.0/gh/Johni0702/rust-mumble-protocol/Cargo.toml [INFO] started frobbing Johni0702/rust-mumble-protocol [INFO] finished frobbing Johni0702/rust-mumble-protocol [INFO] frobbed toml for Johni0702/rust-mumble-protocol written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Johni0702/rust-mumble-protocol/Cargo.toml [INFO] crate Johni0702/rust-mumble-protocol already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing Johni0702/rust-mumble-protocol against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Johni0702/rust-mumble-protocol:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 887f11b068e3156c544e6e0d220c42b611113ceed08bb9eca3552fa3138b263a [INFO] running `"docker" "start" "-a" "887f11b068e3156c544e6e0d220c42b611113ceed08bb9eca3552fa3138b263a"` [INFO] [stderr] Compiling protobuf v2.3.0 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling tokio-io v0.1.11 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling protobuf-codegen v2.3.0 [INFO] [stderr] Compiling protobuf-codegen-pure v2.3.0 [INFO] [stderr] Compiling mumble-protocol v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: cannot borrow `*buf_mut` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/voice.rs:155:21 [INFO] [stderr] | [INFO] [stderr] 141 | let mut buf = (&*buf_mut).into_buf(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 155 | buf_mut.advance(buf.position() as usize); [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 `*buf_mut` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/voice.rs:181:21 [INFO] [stderr] | [INFO] [stderr] 141 | let mut buf = (&*buf_mut).into_buf(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 181 | buf_mut.advance(buf.position() as usize); [INFO] [stderr] | ^^^^^^^ --- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [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 51.37s [INFO] running `"docker" "inspect" "887f11b068e3156c544e6e0d220c42b611113ceed08bb9eca3552fa3138b263a"` [INFO] running `"docker" "rm" "-f" "887f11b068e3156c544e6e0d220c42b611113ceed08bb9eca3552fa3138b263a"` [INFO] [stdout] 887f11b068e3156c544e6e0d220c42b611113ceed08bb9eca3552fa3138b263a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Johni0702/rust-mumble-protocol:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 81eab09d25ef673efaf416b0662b0f34fbfd209cc9d975dd3df39f71acdfcd97 [INFO] running `"docker" "start" "-a" "81eab09d25ef673efaf416b0662b0f34fbfd209cc9d975dd3df39f71acdfcd97"` [INFO] [stderr] Compiling tokio-tls v0.2.1 [INFO] [stderr] Compiling tokio-reactor v0.1.8 [INFO] [stderr] Compiling tokio-fs v0.1.5 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio v0.1.15 [INFO] [stderr] Compiling mumble-protocol v0.2.0 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> examples/echo_client.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(try_from)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `mumble-protocol`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: cannot borrow `*buf_mut` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/voice.rs:155:21 [INFO] [stderr] | [INFO] [stderr] 141 | let mut buf = (&*buf_mut).into_buf(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 155 | buf_mut.advance(buf.position() as usize); [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 `*buf_mut` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/voice.rs:181:21 [INFO] [stderr] | [INFO] [stderr] 141 | let mut buf = (&*buf_mut).into_buf(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 181 | buf_mut.advance(buf.position() as usize); [INFO] [stderr] | ^^^^^^^ --- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [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] error: build failed [INFO] running `"docker" "inspect" "81eab09d25ef673efaf416b0662b0f34fbfd209cc9d975dd3df39f71acdfcd97"` [INFO] running `"docker" "rm" "-f" "81eab09d25ef673efaf416b0662b0f34fbfd209cc9d975dd3df39f71acdfcd97"` [INFO] [stdout] 81eab09d25ef673efaf416b0662b0f34fbfd209cc9d975dd3df39f71acdfcd97