[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] checking xd009642/llvm-embedded-coverage against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxd009642%2Fllvm-embedded-coverage" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/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-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/xd009642/llvm-embedded-coverage on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "fetch" "--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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3530923b749da52f7d6665f1b46cbd4ae9e1a9fe399fdbfbd54c5e2eabcc2db [INFO] running `Command { std: "docker" "start" "-a" "d3530923b749da52f7d6665f1b46cbd4ae9e1a9fe399fdbfbd54c5e2eabcc2db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3530923b749da52f7d6665f1b46cbd4ae9e1a9fe399fdbfbd54c5e2eabcc2db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3530923b749da52f7d6665f1b46cbd4ae9e1a9fe399fdbfbd54c5e2eabcc2db", kill_on_drop: false }` [INFO] [stdout] d3530923b749da52f7d6665f1b46cbd4ae9e1a9fe399fdbfbd54c5e2eabcc2db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8dee9029a7dfae601beabe4b4dd312c30ff66b041e6624d5bd11330b1f842ff [INFO] running `Command { std: "docker" "start" "-a" "d8dee9029a7dfae601beabe4b4dd312c30ff66b041e6624d5bd11330b1f842ff", 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[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/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/mem/maybe_uninit.rs:308:5 [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] error[E0599]: no function or associated item named `slice_assume_init_ref` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/main.rs:42:22 [INFO] [stdout] | [INFO] [stdout] 42 | MaybeUninit::slice_assume_init_ref(&buffer[..length]) [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/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/mem/maybe_uninit.rs:308:5 [INFO] [stdout] help: there is a method `assume_init_ref` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/mem/maybe_uninit.rs:787:5 [INFO] [stdout] [INFO] [stdout] [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] [stderr] error: could not compile `llvm-embedded-coverage` (bin "llvm-embedded-coverage" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `llvm-embedded-coverage` (bin "llvm-embedded-coverage") due to 3 previous errors [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/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/mem/maybe_uninit.rs:308:5 [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] error[E0599]: no function or associated item named `slice_assume_init_ref` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/main.rs:42:22 [INFO] [stdout] | [INFO] [stdout] 42 | MaybeUninit::slice_assume_init_ref(&buffer[..length]) [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/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/mem/maybe_uninit.rs:308:5 [INFO] [stdout] help: there is a method `assume_init_ref` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/73ffebff6f34db7eb167bf9edcf2afa19c3073e9/library/core/src/mem/maybe_uninit.rs:787:5 [INFO] [stdout] [INFO] [stdout] [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" "d8dee9029a7dfae601beabe4b4dd312c30ff66b041e6624d5bd11330b1f842ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8dee9029a7dfae601beabe4b4dd312c30ff66b041e6624d5bd11330b1f842ff", kill_on_drop: false }` [INFO] [stdout] d8dee9029a7dfae601beabe4b4dd312c30ff66b041e6624d5bd11330b1f842ff