[INFO] updating cached repository https://github.com/ejmahler/unity_coroutines [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 54589ee4e451efe5645749719c10ecc4c4cac6f8 [INFO] testing ejmahler/unity_coroutines against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fejmahler%2Funity_coroutines" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ejmahler/unity_coroutines on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ejmahler/unity_coroutines [INFO] finished tweaking git repo https://github.com/ejmahler/unity_coroutines [INFO] tweaked toml for git repo https://github.com/ejmahler/unity_coroutines written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/ejmahler/unity_coroutines already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d4e954f7f3a6ed2143430c0dec2a7be6814ad862a24befafbb947f5f963fbb0c [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" "d4e954f7f3a6ed2143430c0dec2a7be6814ad862a24befafbb947f5f963fbb0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4e954f7f3a6ed2143430c0dec2a7be6814ad862a24befafbb947f5f963fbb0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4e954f7f3a6ed2143430c0dec2a7be6814ad862a24befafbb947f5f963fbb0c", kill_on_drop: false }` [INFO] [stdout] d4e954f7f3a6ed2143430c0dec2a7be6814ad862a24befafbb947f5f963fbb0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--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] aee05d61be273aa568bd706e705045b882902c42ca80c7871c898744acf7c0a4 [INFO] running `Command { std: "docker" "start" "-a" "aee05d61be273aa568bd706e705045b882902c42ca80c7871c898744acf7c0a4", kill_on_drop: false }` [INFO] [stderr] Compiling unity_coroutines v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(generators, generator_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coroutine.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | YieldInstruction(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn YieldInstruction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coroutine.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | generator: Box>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Generator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coroutine.rs:23:40 [INFO] [stdout] | [INFO] [stdout] 23 | queued_coroutines: HashMap>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Generator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `resume` found for struct `std::boxed::Box<(dyn std::ops::Generator + 'static)>` in the current scope [INFO] [stdout] --> src/coroutine.rs:62:45 [INFO] [stdout] | [INFO] [stdout] 62 | let resume_result = coroutine.generator.resume(); [INFO] [stdout] | ^^^^^^ method not found in `std::boxed::Box<(dyn std::ops::Generator + 'static)>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `unity_coroutines`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "aee05d61be273aa568bd706e705045b882902c42ca80c7871c898744acf7c0a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aee05d61be273aa568bd706e705045b882902c42ca80c7871c898744acf7c0a4", kill_on_drop: false }` [INFO] [stdout] aee05d61be273aa568bd706e705045b882902c42ca80c7871c898744acf7c0a4