[INFO] crate gen-stream 0.2.4 is already in cache
[INFO] checking gen-stream-0.2.4 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] extracting crate gen-stream 0.2.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate gen-stream 0.2.4 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17ac07c4768057409476017f1abf3c1fcb290b98c61bfb9854b1d4d12b82c50d
[INFO] running `"docker" "start" "-a" "17ac07c4768057409476017f1abf3c1fcb290b98c61bfb9854b1d4d12b82c50d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking gen-stream v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0603]: function `set_task_context` is private
[INFO] [stderr]   --> src/lib.rs:79:18
[INFO] [stderr]    |
[INFO] [stderr] 79 |     std::future::set_task_context,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^ this function is private
[INFO] [stderr]    |
[INFO] [stderr] note: the function `set_task_context` is defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]    --> src/lib.rs:120:52
[INFO] [stderr]     |
[INFO] [stderr] 120 |         set_task_context(cx, || match self.inner().resume() {
[INFO] [stderr]     |                                                    ^^^^^^- supplied 0 arguments
[INFO] [stderr]     |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]     |
[INFO] [stderr] 120 |         set_task_context(cx, || match self.inner().resume(()) {
[INFO] [stderr]     |                                                           ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]    --> src/lib.rs:151:52
[INFO] [stderr]     |
[INFO] [stderr] 151 |         set_task_context(cx, || match self.inner().resume() {
[INFO] [stderr]     |                                                    ^^^^^^- supplied 0 arguments
[INFO] [stderr]     |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]     |
[INFO] [stderr] 151 |         set_task_context(cx, || match self.inner().resume(()) {
[INFO] [stderr]     |                                                           ^^
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stderr]    --> src/lib.rs:191:61
[INFO] [stderr]     |
[INFO] [stderr] 191 |         set_task_context(cx, || match self.as_mut().inner().resume() {
[INFO] [stderr]     |                                                             ^^^^^^- supplied 0 arguments
[INFO] [stderr]     |
[INFO] [stderr] help: expected the unit value `()`; create it with empty parentheses
[INFO] [stderr]     |
[INFO] [stderr] 191 |         set_task_context(cx, || match self.as_mut().inner().resume(()) {
[INFO] [stderr]     |                                                                    ^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0603.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `gen-stream`.
[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 `"docker" "inspect" "17ac07c4768057409476017f1abf3c1fcb290b98c61bfb9854b1d4d12b82c50d"`
[INFO] running `"docker" "rm" "-f" "17ac07c4768057409476017f1abf3c1fcb290b98c61bfb9854b1d4d12b82c50d"`
[INFO] [stdout] 17ac07c4768057409476017f1abf3c1fcb290b98c61bfb9854b1d4d12b82c50d