[INFO] fetching crate nano-work-server 0.1.7... [INFO] checking nano-work-server-0.1.7 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] extracting crate nano-work-server 0.1.7 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate nano-work-server 0.1.7 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enum_primitive v0.1.1 [INFO] [stderr] Downloaded crossbeam-channel v0.4.4 [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] Downloaded cl-sys v0.4.2 [INFO] [stderr] Downloaded qutex v0.2.3 [INFO] [stderr] Downloaded ocl v0.18.0 [INFO] [stderr] Downloaded ocl-core v0.9.0 [INFO] [stderr] Downloaded ocl-core-vector v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bcd616b9614ba61c4a1d2218434870d44d6585e89a3072336ea07dd9ed453f05 [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" "bcd616b9614ba61c4a1d2218434870d44d6585e89a3072336ea07dd9ed453f05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcd616b9614ba61c4a1d2218434870d44d6585e89a3072336ea07dd9ed453f05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcd616b9614ba61c4a1d2218434870d44d6585e89a3072336ea07dd9ed453f05", kill_on_drop: false }` [INFO] [stdout] bcd616b9614ba61c4a1d2218434870d44d6585e89a3072336ea07dd9ed453f05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4dec1cfd1d45447b37749896ec6627950ce96bcd9f504240c8710278f26b7ed [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" "c4dec1cfd1d45447b37749896ec6627950ce96bcd9f504240c8710278f26b7ed", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling cl-sys v0.4.2 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking want v0.0.4 [INFO] [stderr] Compiling ocl-core v0.9.0 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking generic-array v0.9.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking crypto-mac v0.5.2 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking qutex v0.2.3 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking blake2 v0.7.1 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking parking_lot v0.5.5 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking ocl-core-vector v0.1.0 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking hyper v0.11.27 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking 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" "c4dec1cfd1d45447b37749896ec6627950ce96bcd9f504240c8710278f26b7ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4dec1cfd1d45447b37749896ec6627950ce96bcd9f504240c8710278f26b7ed", kill_on_drop: false }` [INFO] [stdout] c4dec1cfd1d45447b37749896ec6627950ce96bcd9f504240c8710278f26b7ed