[INFO] cloning repository https://github.com/Rust-Mikrocontroller-Praktikum-2018/rust-ui-framework
[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/rust-ui-framework" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRust-Mikrocontroller-Praktikum-2018%2Frust-ui-framework", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRust-Mikrocontroller-Praktikum-2018%2Frust-ui-framework'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67b80c3ceb0dc49e567d79adde0b06481bc6000e
[INFO] checking Rust-Mikrocontroller-Praktikum-2018/rust-ui-framework against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRust-Mikrocontroller-Praktikum-2018%2Frust-ui-framework" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/rust-ui-framework on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/rust-ui-framework
[INFO] finished tweaking git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/rust-ui-framework
[INFO] tweaked toml for git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/rust-ui-framework written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Rust-Mikrocontroller-Praktikum-2018/rust-ui-framework already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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/m-labs/smoltcp.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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4aae9d411628047edda0feeed7e06bfc6ec7f124babf1f9fa59d698091f323f
[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" "f4aae9d411628047edda0feeed7e06bfc6ec7f124babf1f9fa59d698091f323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4aae9d411628047edda0feeed7e06bfc6ec7f124babf1f9fa59d698091f323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4aae9d411628047edda0feeed7e06bfc6ec7f124babf1f9fa59d698091f323f", kill_on_drop: false }`
[INFO] [stdout] f4aae9d411628047edda0feeed7e06bfc6ec7f124babf1f9fa59d698091f323f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--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] ff0f9898ad2e2eded637f9be34136bf81c3b6909cc418b4782583149dffa0491
[INFO] running `Command { std: "docker" "start" "-a" "ff0f9898ad2e2eded637f9be34136bf81c3b6909cc418b4782583149dffa0491", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking volatile-register v0.1.2
[INFO] [stderr]     Checking bit_field v0.4.0
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking once v0.3.4
[INFO] [stderr]     Checking bit_field v0.6.1
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]     Checking bit_field v0.7.0
[INFO] [stderr]     Checking r0 v0.1.0
[INFO] [stderr]     Checking stb_truetype v0.2.1 (https://github.com/phil-opp/stb_truetype-rs.git#beb75d81)
[INFO] [stdout] error[E0432]: unresolved import `alloc::Vec`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/stb_truetype-rs-e43866e86339b932/beb75d8/src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use alloc::Vec;
[INFO] [stdout]    |     ^^^^^^^---
[INFO] [stdout]    |     |      |
[INFO] [stdout]    |     |      help: a similar name exists in the module (notice the capitalization): `vec`
[INFO] [stdout]    |     no `Vec` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: trait bounds other than `Sized` on const fn parameters are unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bit_field-0.4.0/src/lib.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<T> BitField<T>
[INFO] [stdout]    |      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information
[INFO] [stdout]    = help: add `#![feature(const_fn_trait_bound)]` to the crate attributes to enable
[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 E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bit_field`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ff0f9898ad2e2eded637f9be34136bf81c3b6909cc418b4782583149dffa0491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0f9898ad2e2eded637f9be34136bf81c3b6909cc418b4782583149dffa0491", kill_on_drop: false }`
[INFO] [stdout] ff0f9898ad2e2eded637f9be34136bf81c3b6909cc418b4782583149dffa0491