[INFO] cloning repository https://github.com/xd009642/llvm-embedded-coverage [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xd009642/llvm-embedded-coverage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxd009642%2Fllvm-embedded-coverage", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxd009642%2Fllvm-embedded-coverage'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c15428490e8b2767a8350017cbea93e591475c77 [INFO] testing xd009642/llvm-embedded-coverage against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxd009642%2Fllvm-embedded-coverage" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/xd009642/llvm-embedded-coverage [INFO] finished tweaking git repo https://github.com/xd009642/llvm-embedded-coverage [INFO] tweaked toml for git repo https://github.com/xd009642/llvm-embedded-coverage written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xd009642/llvm-embedded-coverage on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/xd009642/llvm-embedded-coverage 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c0c30d24c8b85edd2924d741a89e53834551025a3916045f7f7d3b7ea6479ef [INFO] running `Command { std: "docker" "start" "-a" "0c0c30d24c8b85edd2924d741a89e53834551025a3916045f7f7d3b7ea6479ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c0c30d24c8b85edd2924d741a89e53834551025a3916045f7f7d3b7ea6479ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c0c30d24c8b85edd2924d741a89e53834551025a3916045f7f7d3b7ea6479ef", kill_on_drop: false }` [INFO] [stdout] 0c0c30d24c8b85edd2924d741a89e53834551025a3916045f7f7d3b7ea6479ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] e96e1c1ed3fcda639aef9d2ed5346dc36efc85ed1cd239432e03138c2e1915f3 [INFO] running `Command { std: "docker" "start" "-a" "e96e1c1ed3fcda639aef9d2ed5346dc36efc85ed1cd239432e03138c2e1915f3", kill_on_drop: false }` [INFO] [stderr] Compiling llvm-embedded-coverage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array` [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(maybe_uninit_uninit_array)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `uninit_array` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/main.rs:32:95 [INFO] [stdout] | [INFO] [stdout] 32 | let mut buffer: [MaybeUninit; constants::COVERAGE_BUFFER_SIZE] = MaybeUninit::uninit_array(); [INFO] [stdout] | ^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions: [INFO] [stdout] MaybeUninit::::new [INFO] [stdout] MaybeUninit::::uninit [INFO] [stdout] MaybeUninit::::zeroed [INFO] [stdout] --> /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/mem/maybe_uninit.rs:307:5 [INFO] [stdout] help: there is an associated function `uninit` with a similar name [INFO] [stdout] | [INFO] [stdout] 32 - let mut buffer: [MaybeUninit; constants::COVERAGE_BUFFER_SIZE] = MaybeUninit::uninit_array(); [INFO] [stdout] 32 + let mut buffer: [MaybeUninit; constants::COVERAGE_BUFFER_SIZE] = MaybeUninit::uninit(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::mem::MaybeUninit::::slice_assume_init_ref`: replaced by inherent assume_init_ref method; will eventually be removed [INFO] [stdout] --> src/main.rs:42:22 [INFO] [stdout] | [INFO] [stdout] 42 | MaybeUninit::slice_assume_init_ref(&buffer[..length]) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `llvm-embedded-coverage` (bin "llvm-embedded-coverage") due to 2 previous errors; 1 warning emitted [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e96e1c1ed3fcda639aef9d2ed5346dc36efc85ed1cd239432e03138c2e1915f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e96e1c1ed3fcda639aef9d2ed5346dc36efc85ed1cd239432e03138c2e1915f3", kill_on_drop: false }` [INFO] [stdout] e96e1c1ed3fcda639aef9d2ed5346dc36efc85ed1cd239432e03138c2e1915f3