[INFO] cloning repository https://github.com/Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRust-Mikrocontroller-Praktikum-2018%2Fmp-pong-stm32f7", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRust-Mikrocontroller-Praktikum-2018%2Fmp-pong-stm32f7'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a4c732f3bbc874c29ac9572c40c0972b9395b11
[INFO] documenting Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRust-Mikrocontroller-Praktikum-2018%2Fmp-pong-stm32f7" "/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/Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7
[INFO] finished tweaking git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7
[INFO] tweaked toml for git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/mp-pong-stm32f7 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/m-labs/smoltcp.git`
[INFO] [stderr]     Updating git repository `https://github.com/embed-rs/stm32f7-discovery.git`
[INFO] [stderr] warning: skipping duplicate package `blinking_led` found at `/workspace/cargo-home/git/checkouts/stm32f7-discovery-01db28b3d04d3947/91c1564/blinking_led`
[INFO] [stderr]     Updating git repository `https://github.com/embed-rs/alloc-cortex-m.git`
[INFO] [stderr]     Updating git repository `https://github.com/embed-rs/embedded_stm32f7.git`
[INFO] [stderr]     Updating git repository `https://github.com/phil-opp/rusttype.git`
[INFO] [stderr]     Updating git repository `https://github.com/embed-rs/embedded-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/phil-opp/stb_truetype-rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile v0.2.3
[INFO] [stderr]   Downloaded bit_field v0.6.1
[INFO] [stderr]   Downloaded cortex-m v0.1.7
[INFO] [stderr]   Downloaded bit_field v0.4.0
[INFO] [stderr]   Downloaded volatile-register v0.1.2
[INFO] [stderr]   Downloaded r0 v0.1.0
[INFO] [stderr]   Downloaded bit_field v0.7.0
[INFO] [stderr]   Downloaded managed v0.5.1
[INFO] [stderr]   Downloaded linked_list_allocator v0.5.0
[INFO] [stderr]   Downloaded once v0.3.3
[INFO] [stderr]   Downloaded spin v0.4.7
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8422effc1c2437f76e741f60cefd1af9afd5e25e11b74dde83f5877c911e8349
[INFO] running `Command { std: "docker" "start" "-a" "8422effc1c2437f76e741f60cefd1af9afd5e25e11b74dde83f5877c911e8349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8422effc1c2437f76e741f60cefd1af9afd5e25e11b74dde83f5877c911e8349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8422effc1c2437f76e741f60cefd1af9afd5e25e11b74dde83f5877c911e8349", kill_on_drop: false }`
[INFO] [stdout] 8422effc1c2437f76e741f60cefd1af9afd5e25e11b74dde83f5877c911e8349
[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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67c4cf1d4815e3307c66f9920ae7dffc760099cce6a1ee332cf6c5f40c9fd26f
[INFO] running `Command { std: "docker" "start" "-a" "67c4cf1d4815e3307c66f9920ae7dffc760099cce6a1ee332cf6c5f40c9fd26f", kill_on_drop: false }`
[INFO] [stderr] warning: skipping duplicate package `blinking_led` found at `/opt/rustwide/cargo-home/git/checkouts/stm32f7-discovery-01db28b3d04d3947/91c1564/blinking_led`
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking spin v0.4.7
[INFO] [stderr]     Checking volatile v0.2.3
[INFO] [stderr]     Checking volatile-register v0.1.2
[INFO] [stderr]     Checking bit_field v0.4.0
[INFO] [stderr]     Checking managed v0.5.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bit_field-0.4.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.7/src/lib.rs:8:43
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
[INFO] [stdout]   |                                           ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cortex-m v0.1.7
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.7/src/util.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     unsafe { asm!("pause" :::: "volatile"); }
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing this macro:
[INFO] [stdout]           core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.7/src/lib.rs:6:38
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(feature = "asm", feature(asm))]
[INFO] [stdout]   |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.7/src/lib.rs:7:50
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![cfg_attr(feature = "core_intrinsics", feature(core_intrinsics))]
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.7/src/lib.rs:8:53
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.7/src/lib.rs:8:76
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bit_field v0.6.1
[INFO] [stdout] error[E0635]: unknown feature `const_atomic_usize_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/spin-0.4.7/src/lib.rs:8:76
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "const_fn", feature(const_fn, const_unsafe_cell_new, const_atomic_usize_new))]
[INFO] [stdout]   |                                                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::btree_map`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/managed-0.5.1/src/map.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alloc::btree_map::BTreeMap;
[INFO] [stdout]   |            ^^^^^^^^^ could not find `btree_map` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr] error: could not compile `bit_field` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/managed-0.5.1/src/lib.rs:2:67
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(all(feature = "alloc", not(feature = "std")), feature(alloc))]
[INFO] [stdout]   |                                                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/managed-0.5.1/src/lib.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "map", feature(slice_rotate))]
[INFO] [stdout]   |                                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spin` due to 8 previous errors
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `managed` due to 4 previous errors
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.1.7/src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(const_fn)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.1.7/src/asm.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         asm!("nop" :::: "volatile");
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this macro:
[INFO] [stdout]            core::arch::asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.1.7/src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(asm)]
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.1.7/src/lib.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(const_unsafe_cell_new)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[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, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cortex-m` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "67c4cf1d4815e3307c66f9920ae7dffc760099cce6a1ee332cf6c5f40c9fd26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67c4cf1d4815e3307c66f9920ae7dffc760099cce6a1ee332cf6c5f40c9fd26f", kill_on_drop: false }`
[INFO] [stdout] 67c4cf1d4815e3307c66f9920ae7dffc760099cce6a1ee332cf6c5f40c9fd26f
