[INFO] fetching crate gen-stream 0.2.4... [INFO] checking gen-stream-0.2.4 against beta for pr-78714 [INFO] extracting crate gen-stream 0.2.4 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate gen-stream 0.2.4 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 gen-stream 0.2.4 [INFO] finished tweaking crates.io crate gen-stream 0.2.4 [INFO] tweaked toml for crates.io crate gen-stream 0.2.4 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec94b31452d41099757ed62c142b1393042bc0d28cdd34b9c1e1d20fa828eb2d [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" "ec94b31452d41099757ed62c142b1393042bc0d28cdd34b9c1e1d20fa828eb2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec94b31452d41099757ed62c142b1393042bc0d28cdd34b9c1e1d20fa828eb2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec94b31452d41099757ed62c142b1393042bc0d28cdd34b9c1e1d20fa828eb2d", kill_on_drop: false }` [INFO] [stdout] ec94b31452d41099757ed62c142b1393042bc0d28cdd34b9c1e1d20fa828eb2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5eb8a1d1290d0df700600f471dba5276cbfed93ce20fa48d29dec17bf1882f7 [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" "d5eb8a1d1290d0df700600f471dba5276cbfed93ce20fa48d29dec17bf1882f7", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking gen-stream v0.2.4 (/opt/rustwide/workdir) [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] [stdout] error[E0432]: unresolved import `std::future::set_task_context` [INFO] [stdout] --> src/lib.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | std::future::set_task_context, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `set_task_context` in `future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:67:1 [INFO] [stdout] | [INFO] [stdout] 67 | #![feature(generator_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:68:1 [INFO] [stdout] | [INFO] [stdout] 68 | #![feature(gen_future)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:69:1 [INFO] [stdout] | [INFO] [stdout] 69 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied [INFO] [stdout] --> src/lib.rs:120:52 [INFO] [stdout] | [INFO] [stdout] 120 | set_task_context(cx, || match self.inner().resume() { [INFO] [stdout] | ^^^^^^- supplied 0 arguments [INFO] [stdout] | [INFO] [stdout] help: expected the unit value `()`; create it with empty parentheses [INFO] [stdout] | [INFO] [stdout] 120 | set_task_context(cx, || match self.inner().resume(()) { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied [INFO] [stdout] --> src/lib.rs:151:52 [INFO] [stdout] | [INFO] [stdout] 151 | set_task_context(cx, || match self.inner().resume() { [INFO] [stdout] | ^^^^^^- supplied 0 arguments [INFO] [stdout] | [INFO] [stdout] help: expected the unit value `()`; create it with empty parentheses [INFO] [stdout] | [INFO] [stdout] 151 | set_task_context(cx, || match self.inner().resume(()) { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied [INFO] [stdout] --> src/lib.rs:191:61 [INFO] [stdout] | [INFO] [stdout] 191 | set_task_context(cx, || match self.as_mut().inner().resume() { [INFO] [stdout] | ^^^^^^- supplied 0 arguments [INFO] [stdout] | [INFO] [stdout] help: expected the unit value `()`; create it with empty parentheses [INFO] [stdout] | [INFO] [stdout] 191 | set_task_context(cx, || match self.as_mut().inner().resume(()) { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gen-stream` [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] Some errors have detailed explanations: E0061, E0432, E0554. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] For more information about an error, try `rustc --explain E0061`. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d5eb8a1d1290d0df700600f471dba5276cbfed93ce20fa48d29dec17bf1882f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5eb8a1d1290d0df700600f471dba5276cbfed93ce20fa48d29dec17bf1882f7", kill_on_drop: false }` [INFO] [stdout] d5eb8a1d1290d0df700600f471dba5276cbfed93ce20fa48d29dec17bf1882f7