[INFO] fetching crate nano-work-server 0.1.7... [INFO] testing nano-work-server-0.1.7 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate nano-work-server 0.1.7 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate nano-work-server 0.1.7 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nano-work-server 0.1.7 [INFO] finished tweaking crates.io crate nano-work-server 0.1.7 [INFO] tweaked toml for crates.io crate nano-work-server 0.1.7 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 669bc44280d1e4770d852e346ea92cc04661d6c1283df91b0512a123cbbe6623 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "669bc44280d1e4770d852e346ea92cc04661d6c1283df91b0512a123cbbe6623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "669bc44280d1e4770d852e346ea92cc04661d6c1283df91b0512a123cbbe6623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "669bc44280d1e4770d852e346ea92cc04661d6c1283df91b0512a123cbbe6623", kill_on_drop: false }` [INFO] [stdout] 669bc44280d1e4770d852e346ea92cc04661d6c1283df91b0512a123cbbe6623 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a1352478fae50cc98a8e119f42930fd8ae9201c3c79ec795a83f4f63a8be6171 [INFO] running `Command { std: "docker" "start" "-a" "a1352478fae50cc98a8e119f42930fd8ae9201c3c79ec795a83f4f63a8be6171", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling rustc-demangle v0.1.19 [INFO] [stderr] Compiling cl-sys v0.4.2 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling take v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling constant_time_eq v0.1.5 [INFO] [stderr] Compiling try-lock v0.1.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling smallvec v0.2.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ocl-core v0.9.0 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling relay v0.1.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling want v0.0.4 [INFO] [stderr] Compiling object v0.25.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling crossbeam-channel v0.4.4 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling generic-array v0.9.1 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling addr2line v0.15.2 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling crypto-mac v0.5.2 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling blake2 v0.7.1 [INFO] [stderr] Compiling parking_lot v0.5.5 [INFO] [stderr] Compiling qutex v0.2.3 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling ocl-core-vector v0.1.0 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-core v0.1.18 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling hyper v0.11.27 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling ocl v0.18.0 [INFO] [stdout] error[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1609:13 [INFO] [stdout] | [INFO] [stdout] 1606 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stdout] | ---- mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1609 | &self.cmd.buffer.obj_core, true, flags, offset, len, ewait, enew)?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1614 | queue.clone())) [INFO] [stdout] | ----- mutable borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1613:57 [INFO] [stdout] | [INFO] [stdout] 1606 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stdout] | ---- mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1613 | Ok(MemMap::new(mm_core, len, None, unmap_event, self.cmd.buffer.obj_core.clone(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here [INFO] [stdout] 1614 | queue.clone())) [INFO] [stdout] | ----- mutable borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1635:13 [INFO] [stdout] | [INFO] [stdout] 1630 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stdout] | ---- mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1635 | &self.cmd.buffer.obj_core, false, flags, offset, len, ewait, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1646 | self.cmd.buffer.obj_core.clone(), queue.clone(), /*is_mapped*/)) [INFO] [stdout] | ----- mutable borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0502]: cannot borrow `self.cmd.buffer.obj_core` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocl-0.18.0/src/standard/buffer.rs:1646:13 [INFO] [stdout] | [INFO] [stdout] 1630 | let (offset, len, queue, flags, ewait, enew, /*is_mapped*/) = self.enq_details()?; [INFO] [stdout] | ---- mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 1646 | self.cmd.buffer.obj_core.clone(), queue.clone(), /*is_mapped*/)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ ----- mutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | immutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ocl` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "a1352478fae50cc98a8e119f42930fd8ae9201c3c79ec795a83f4f63a8be6171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1352478fae50cc98a8e119f42930fd8ae9201c3c79ec795a83f4f63a8be6171", kill_on_drop: false }` [INFO] [stdout] a1352478fae50cc98a8e119f42930fd8ae9201c3c79ec795a83f4f63a8be6171