[INFO] fetching crate zeromq 0.1.0-pre...
[INFO] checking zeromq-0.1.0-pre against beta for pr-78714
[INFO] extracting crate zeromq 0.1.0-pre into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate zeromq 0.1.0-pre on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zeromq 0.1.0-pre
[INFO] finished tweaking crates.io crate zeromq 0.1.0-pre
[INFO] tweaked toml for crates.io crate zeromq 0.1.0-pre written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 6c28d73786c16caf0456e07cfc522a56003bf79ac339364c4800f13679b10bda
[INFO] running `Command { std: "docker" "start" "-a" "6c28d73786c16caf0456e07cfc522a56003bf79ac339364c4800f13679b10bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c28d73786c16caf0456e07cfc522a56003bf79ac339364c4800f13679b10bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c28d73786c16caf0456e07cfc522a56003bf79ac339364c4800f13679b10bda", kill_on_drop: false }`
[INFO] [stdout] 6c28d73786c16caf0456e07cfc522a56003bf79ac339364c4800f13679b10bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] f8eed2d3cc1acd191bd605447efdb315b2a45120bba4ee79f2a9560187260e31
[INFO] running `Command { std: "docker" "start" "-a" "f8eed2d3cc1acd191bd605447efdb315b2a45120bba4ee79f2a9560187260e31", kill_on_drop: false }`
[INFO] [stderr]     Checking zeromq v0.1.0-pre (/opt/rustwide/workdir)
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout]    --> src/socket_base.rs:184:36
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn sync_until(&mut self, cond: |&SocketBase| -> bool) {
[INFO] [stdout]     |                                    ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout]    --> src/socket_base.rs:184:36
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn sync_until(&mut self, cond: |&SocketBase| -> bool) {
[INFO] [stdout]     |                                    ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]   --> src/lib.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[phase(plugin, link)] extern crate log;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]   --> src/lib.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[phase(plugin, link)] extern crate log;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zeromq`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f8eed2d3cc1acd191bd605447efdb315b2a45120bba4ee79f2a9560187260e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8eed2d3cc1acd191bd605447efdb315b2a45120bba4ee79f2a9560187260e31", kill_on_drop: false }`
[INFO] [stdout] f8eed2d3cc1acd191bd605447efdb315b2a45120bba4ee79f2a9560187260e31