[INFO] fetching crate loop-forever 1.0.2... [INFO] testing loop-forever-1.0.2 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate loop-forever 1.0.2 into /workspace/builds/worker-42/source [INFO] validating manifest of crates.io crate loop-forever 1.0.2 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate loop-forever 1.0.2 [INFO] finished tweaking crates.io crate loop-forever 1.0.2 [INFO] tweaked toml for crates.io crate loop-forever 1.0.2 written to /workspace/builds/worker-42/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42177764727e43789a3b64eb20f306a0c453612be66c1641623bd78a06fbe799 [INFO] running `Command { std: "docker" "start" "-a" "42177764727e43789a3b64eb20f306a0c453612be66c1641623bd78a06fbe799", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42177764727e43789a3b64eb20f306a0c453612be66c1641623bd78a06fbe799", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42177764727e43789a3b64eb20f306a0c453612be66c1641623bd78a06fbe799", kill_on_drop: false }` [INFO] [stdout] 42177764727e43789a3b64eb20f306a0c453612be66c1641623bd78a06fbe799 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 906b6624d94db505a0c1ed10674db3ae6cfb935c6cb60b69f1872f5997ae2f4a [INFO] running `Command { std: "docker" "start" "-a" "906b6624d94db505a0c1ed10674db3ae6cfb935c6cb60b69f1872f5997ae2f4a", kill_on_drop: false }` [INFO] [stderr] Compiling loop-forever v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/forever.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn, core_intrinsics, lang_items, libc, start)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported [INFO] [stdout] --> src/forever.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | asm!("mov rax, 34" ::: "rax" : "volatile", "intel"); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace with: `llvm_asm!` [INFO] [stdout] | [INFO] [stdout] = note: consider migrating to the new asm! syntax specified in RFC 2873 [INFO] [stdout] = note: alternatively, switch to llvm_asm! to keep your code working as it is [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported [INFO] [stdout] --> src/forever.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | asm!("syscall" :::: "volatile", "intel"); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace with: `llvm_asm!` [INFO] [stdout] | [INFO] [stdout] = note: consider migrating to the new asm! syntax specified in RFC 2873 [INFO] [stdout] = note: alternatively, switch to llvm_asm! to keep your code working as it is [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/forever.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn, core_intrinsics, lang_items, libc, start)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/forever.rs:2:56 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(not(all(windows, target_arch = "x86_64")), feature(asm))] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0522]: definition of an unknown language item: `eh_unwind_resume` [INFO] [stdout] --> src/forever.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | #[lang = "eh_unwind_resume"] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `eh_unwind_resume` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `panic_fmt` [INFO] [stdout] --> src/forever.rs:71:1 [INFO] [stdout] | [INFO] [stdout] 71 | pub extern "C" fn rust_begin_panic(_msg: ::core::fmt::Arguments, _file: &'static str, _line: u32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `core` (which `forever` depends on) [INFO] [stdout] = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib [INFO] [stdout] = note: second definition in the local crate (`forever`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[panic_handler]` function required, but not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stdout] --> src/forever.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate libc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #27812 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0152, E0522, E0554, E0557, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stderr] error: could not compile `loop-forever` due to 10 previous errors [INFO] running `Command { std: "docker" "inspect" "906b6624d94db505a0c1ed10674db3ae6cfb935c6cb60b69f1872f5997ae2f4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "906b6624d94db505a0c1ed10674db3ae6cfb935c6cb60b69f1872f5997ae2f4a", kill_on_drop: false }` [INFO] [stdout] 906b6624d94db505a0c1ed10674db3ae6cfb935c6cb60b69f1872f5997ae2f4a