[INFO] cloning repository https://github.com/FTP-rs/ftp-server-iold-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FTP-rs/ftp-server-iold-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFTP-rs%2Fftp-server-iold-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFTP-rs%2Fftp-server-iold-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 37558eaf69d09d65141d3cf8649eba78ccc95b51 [INFO] documenting FTP-rs/ftp-server-iold-rs 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%2FFTP-rs%2Fftp-server-iold-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FTP-rs/ftp-server-iold-rs 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/FTP-rs/ftp-server-iold-rs [INFO] finished tweaking git repo https://github.com/FTP-rs/ftp-server-iold-rs [INFO] tweaked toml for git repo https://github.com/FTP-rs/ftp-server-iold-rs written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/FTP-rs/ftp-server-iold-rs 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] Updating git repository `https://github.com/antoyo/iold` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 969ae1cb6a22dfdeeceb6a3d850990ea1047b19c3a9f3f7a6855143c6f23f3ef [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" "969ae1cb6a22dfdeeceb6a3d850990ea1047b19c3a9f3f7a6855143c6f23f3ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "969ae1cb6a22dfdeeceb6a3d850990ea1047b19c3a9f3f7a6855143c6f23f3ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "969ae1cb6a22dfdeeceb6a3d850990ea1047b19c3a9f3f7a6855143c6f23f3ef", kill_on_drop: false }` [INFO] [stdout] 969ae1cb6a22dfdeeceb6a3d850990ea1047b19c3a9f3f7a6855143c6f23f3ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2ad17a09d7334c81c3141468fb83642c3ffde96e6294f4c5ae985b366c2a0ef6 [INFO] running `Command { std: "docker" "start" "-a" "2ad17a09d7334c81c3141468fb83642c3ffde96e6294f4c5ae985b366c2a0ef6", kill_on_drop: false }` [INFO] [stderr] Checking iold v0.1.0 (https://github.com/antoyo/iold#47f28d46) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/iold-7ce8c4fe751820af/47f28d4/src/lib.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | #![feature(generators, generator_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] --> /opt/rustwide/cargo-home/git/checkouts/iold-7ce8c4fe751820af/47f28d4/src/lib.rs:307:38 [INFO] [stdout] | [INFO] [stdout] 307 | match unsafe { generator.resume() } { [INFO] [stdout] | ^^^^^^ method not found in `std::boxed::Box<(dyn std::ops::Generator + 'static)>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `resume` found for type parameter `G` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/iold-7ce8c4fe751820af/47f28d4/src/lib.rs:325:38 [INFO] [stdout] | [INFO] [stdout] 325 | match unsafe { generator.resume() } { [INFO] [stdout] | ^^^^^^ method not found in `G` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `resume` found for struct `std::boxed::Box>` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/git/checkouts/iold-7ce8c4fe751820af/47f28d4/src/lib.rs:335:49 [INFO] [stdout] | [INFO] [stdout] 335 | ... match unsafe { task.resume() } { [INFO] [stdout] | ^^^^^^ method not found in `std::boxed::Box>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [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 `iold`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "2ad17a09d7334c81c3141468fb83642c3ffde96e6294f4c5ae985b366c2a0ef6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ad17a09d7334c81c3141468fb83642c3ffde96e6294f4c5ae985b366c2a0ef6", kill_on_drop: false }` [INFO] [stdout] 2ad17a09d7334c81c3141468fb83642c3ffde96e6294f4c5ae985b366c2a0ef6