[INFO] cloning repository https://github.com/DanielKeep/calendar-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DanielKeep/calendar-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKeep%2Fcalendar-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKeep%2Fcalendar-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 399f1b0fafac49df5e52a57b350a9c8b09ea046b [INFO] testing DanielKeep/calendar-example against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKeep%2Fcalendar-example" "/workspace/builds/worker-20/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DanielKeep/calendar-example on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DanielKeep/calendar-example [INFO] finished tweaking git repo https://github.com/DanielKeep/calendar-example [INFO] tweaked toml for git repo https://github.com/DanielKeep/calendar-example written to /workspace/builds/worker-20/source/Cargo.toml [INFO] crate git repo https://github.com/DanielKeep/calendar-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e11ca371c81cac8517306c3aec658337dbd8f3233030a01fb21d565950981d6 [INFO] running `Command { std: "docker" "start" "-a" "9e11ca371c81cac8517306c3aec658337dbd8f3233030a01fb21d565950981d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e11ca371c81cac8517306c3aec658337dbd8f3233030a01fb21d565950981d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e11ca371c81cac8517306c3aec658337dbd8f3233030a01fb21d565950981d6", kill_on_drop: false }` [INFO] [stdout] 9e11ca371c81cac8517306c3aec658337dbd8f3233030a01fb21d565950981d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eca666c9a9b7ca7076402d6e93b2d47367878b9f144dfee338bba7eaf6a2727d [INFO] running `Command { std: "docker" "start" "-a" "eca666c9a9b7ca7076402d6e93b2d47367878b9f144dfee338bba7eaf6a2727d", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling num-traits v0.1.34 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling libc v0.2.15 [INFO] [stderr] Compiling itertools v0.4.17 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling num-integer v0.1.32 [INFO] [stderr] Compiling num-iter v0.1.32 [INFO] [stderr] Compiling time v0.1.35 [INFO] [stderr] Compiling num v0.1.34 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling calendar v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> bin.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return [INFO] [stdout] --> bin.rs:386:23 [INFO] [stdout] | [INFO] [stdout] 386 | -> impl FnOnce(It) -> impl Iterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0562]: `impl Trait` only allowed in function and inherent method return types, not in `Fn` trait return [INFO] [stdout] --> bin.rs:456:57 [INFO] [stdout] | [INFO] [stdout] 456 | fn chunks(n: usize) -> impl FnOnce(It) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> bin.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> bin.rs:391:11 [INFO] [stdout] | [INFO] [stdout] 391 | move |it| { [INFO] [stdout] | ^^ consider giving this closure parameter a type [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> bin.rs:466:11 [INFO] [stdout] | [INFO] [stdout] 466 | move |mut it| { [INFO] [stdout] | ^^^^^^ consider giving this closure parameter a type [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> bin.rs:506:15 [INFO] [stdout] | [INFO] [stdout] 506 | .map(|r| r.into_iter() [INFO] [stdout] | ^ consider giving this closure parameter a type [INFO] [stdout] | [INFO] [stdout] = note: type must be known at this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0554, E0562. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `calendar` due to 7 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "eca666c9a9b7ca7076402d6e93b2d47367878b9f144dfee338bba7eaf6a2727d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eca666c9a9b7ca7076402d6e93b2d47367878b9f144dfee338bba7eaf6a2727d", kill_on_drop: false }` [INFO] [stdout] eca666c9a9b7ca7076402d6e93b2d47367878b9f144dfee338bba7eaf6a2727d