[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] checking DanielKeep/calendar-example/399f1b0fafac49df5e52a57b350a9c8b09ea046b against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielKeep%2Fcalendar-example" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DanielKeep/calendar-example on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "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-6-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num v0.1.34 [INFO] [stderr] Downloaded num-traits v0.1.34 [INFO] [stderr] Downloaded itertools v0.4.17 [INFO] [stderr] Downloaded libc v0.2.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e46c78b80acb2044234e0822d0d78cbf3c9fc881ff3fd12fa42c69f8b1d148e [INFO] running `Command { std: "docker" "start" "-a" "2e46c78b80acb2044234e0822d0d78cbf3c9fc881ff3fd12fa42c69f8b1d148e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e46c78b80acb2044234e0822d0d78cbf3c9fc881ff3fd12fa42c69f8b1d148e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e46c78b80acb2044234e0822d0d78cbf3c9fc881ff3fd12fa42c69f8b1d148e", kill_on_drop: false }` [INFO] [stdout] 2e46c78b80acb2044234e0822d0d78cbf3c9fc881ff3fd12fa42c69f8b1d148e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 983ba056f028594db94b88eb5241b03dcd14cffa763dec9bc0bbdbcbb076d8fc [INFO] running `Command { std: "docker" "start" "-a" "983ba056f028594db94b88eb5241b03dcd14cffa763dec9bc0bbdbcbb076d8fc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking num-traits v0.1.34 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking libc v0.2.15 [INFO] [stderr] Checking itertools v0.4.17 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking num-integer v0.1.32 [INFO] [stderr] Checking time v0.1.35 [INFO] [stderr] Checking num-iter v0.1.32 [INFO] [stderr] Checking num v0.1.34 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking calendar v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0562]: `impl Trait` is not allowed in the return type of `Fn` trait bounds [INFO] [stdout] --> bin.rs:386:23 [INFO] [stdout] | [INFO] [stdout] 386 | -> impl FnOnce(It) -> impl Iterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `impl Trait` is only allowed in arguments and return types of functions and methods [INFO] [stdout] = note: see issue #99697 for more information [INFO] [stdout] = help: add `#![feature(impl_trait_in_fn_trait_return)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2024-11-23; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0562]: `impl Trait` is not allowed in the return type of `Fn` trait bounds [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] = note: `impl Trait` is only allowed in arguments and return types of functions and methods [INFO] [stdout] = note: see issue #99697 for more information [INFO] [stdout] = help: add `#![feature(impl_trait_in_fn_trait_return)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2024-11-23; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0562]: `impl Trait` is not allowed in the return type of `Fn` trait bounds [INFO] [stdout] --> bin.rs:386:23 [INFO] [stdout] | [INFO] [stdout] 386 | -> impl FnOnce(It) -> impl Iterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `impl Trait` is only allowed in arguments and return types of functions and methods [INFO] [stdout] = note: see issue #99697 for more information [INFO] [stdout] = help: add `#![feature(impl_trait_in_fn_trait_return)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2024-11-23; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0562]: `impl Trait` is not allowed in the return type of `Fn` trait bounds [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] = note: `impl Trait` is only allowed in arguments and return types of functions and methods [INFO] [stdout] = note: see issue #99697 for more information [INFO] [stdout] = help: add `#![feature(impl_trait_in_fn_trait_return)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2024-11-23; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0562`. [INFO] [stdout] [INFO] [stderr] error: could not compile `calendar` (bin "calendar") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0562`. [INFO] [stdout] [INFO] [stderr] error: could not compile `calendar` (bin "calendar" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "983ba056f028594db94b88eb5241b03dcd14cffa763dec9bc0bbdbcbb076d8fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "983ba056f028594db94b88eb5241b03dcd14cffa763dec9bc0bbdbcbb076d8fc", kill_on_drop: false }` [INFO] [stdout] 983ba056f028594db94b88eb5241b03dcd14cffa763dec9bc0bbdbcbb076d8fc