[INFO] cloning repository https://github.com/andrewcsmith/osc_server_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewcsmith/osc_server_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewcsmith%2Fosc_server_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewcsmith%2Fosc_server_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3bb571f79dc6e19c83fbc81eb999eef0f978bf24 [INFO] documenting andrewcsmith/osc_server_example against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewcsmith%2Fosc_server_example" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/andrewcsmith/osc_server_example on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/andrewcsmith/osc_server_example [INFO] finished tweaking git repo https://github.com/andrewcsmith/osc_server_example [INFO] tweaked toml for git repo https://github.com/andrewcsmith/osc_server_example written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/andrewcsmith/osc_server_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bytes v0.4.9 [INFO] [stderr] Downloaded quote v0.6.4 [INFO] [stderr] Downloaded syn v0.14.5 [INFO] [stderr] Downloaded proc-macro2 v0.4.9 [INFO] [stderr] Downloaded osc_address_derive v0.2.2 [INFO] [stderr] Downloaded osc_address v0.2.2 [INFO] [stderr] Downloaded serde_osc v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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-2020-08-29" "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] 6f97ffaff7c97c5ba0b6a2b04c0d7846c854388bd5dccac683db0fb01e63811b [INFO] running `Command { std: "docker" "start" "-a" "6f97ffaff7c97c5ba0b6a2b04c0d7846c854388bd5dccac683db0fb01e63811b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f97ffaff7c97c5ba0b6a2b04c0d7846c854388bd5dccac683db0fb01e63811b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f97ffaff7c97c5ba0b6a2b04c0d7846c854388bd5dccac683db0fb01e63811b", kill_on_drop: false }` [INFO] [stdout] 6f97ffaff7c97c5ba0b6a2b04c0d7846c854388bd5dccac683db0fb01e63811b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7878592fb62469c82703e2f2afc42a760acd256b77ec6ee74a9c2b7a1acff4a7 [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" "7878592fb62469c82703e2f2afc42a760acd256b77ec6ee74a9c2b7a1acff4a7", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking futures v0.1.23 [INFO] [stderr] Checking byteorder v1.2.3 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling proc-macro2 v0.4.9 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking crossbeam-epoch v0.4.3 [INFO] [stderr] Compiling quote v0.6.4 [INFO] [stderr] Compiling syn v0.14.5 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking bytes v0.4.9 [INFO] [stderr] Checking mio v0.6.15 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking tokio-io v0.1.7 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking tokio-threadpool v0.1.5 [INFO] [stderr] Checking tokio-timer v0.2.4 [INFO] [stderr] Compiling osc_address_derive v0.2.2 [INFO] [stderr] Checking tokio-reactor v0.1.2 [INFO] [stderr] Checking tokio-codec v0.1.0 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/osc_address_derive-0.2.2/src/lib.rs:167:1 [INFO] [stdout] | [INFO] [stdout] 167 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-fs v0.1.2 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `osc_address_derive`. [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" "7878592fb62469c82703e2f2afc42a760acd256b77ec6ee74a9c2b7a1acff4a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7878592fb62469c82703e2f2afc42a760acd256b77ec6ee74a9c2b7a1acff4a7", kill_on_drop: false }` [INFO] [stdout] 7878592fb62469c82703e2f2afc42a760acd256b77ec6ee74a9c2b7a1acff4a7