[INFO] cloning repository https://github.com/ViddeM/vos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ViddeM/vos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FViddeM%2Fvos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FViddeM%2Fvos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f329e4ee0a5cd1645c7d24eddfbf0c19560e293e [INFO] testing ViddeM/vos against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FViddeM%2Fvos" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/ViddeM/vos [INFO] finished tweaking git repo https://github.com/ViddeM/vos [INFO] tweaked toml for git repo https://github.com/ViddeM/vos written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ViddeM/vos on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ViddeM/vos 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file `/workspace/builds/worker-1-tc2/source/src/main.rs` found to be present in multiple build targets: [INFO] [stderr] * `lib` target `vos` [INFO] [stderr] * `bin` target `vos` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] testing ViddeM/vos against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FViddeM%2Fvos" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/ViddeM/vos [INFO] finished tweaking git repo https://github.com/ViddeM/vos [INFO] tweaked toml for git repo https://github.com/ViddeM/vos written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ViddeM/vos on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ViddeM/vos 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file `/workspace/builds/worker-1-tc2/source/src/main.rs` found to be present in multiple build targets: [INFO] [stderr] * `lib` target `vos` [INFO] [stderr] * `bin` target `vos` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 143827864f300dd3b58774982a87d67ef5f5e2a460db0e5241dc08ec773e20a8 [INFO] running `Command { std: "docker" "start" "-a" "143827864f300dd3b58774982a87d67ef5f5e2a460db0e5241dc08ec773e20a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "143827864f300dd3b58774982a87d67ef5f5e2a460db0e5241dc08ec773e20a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "143827864f300dd3b58774982a87d67ef5f5e2a460db0e5241dc08ec773e20a8", kill_on_drop: false }` [INFO] [stdout] 143827864f300dd3b58774982a87d67ef5f5e2a460db0e5241dc08ec773e20a8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a17ed457ab244bd1ed71ca3519f638f11b5e6261c93537cc3bda69687692600 [INFO] running `Command { std: "docker" "start" "-a" "3a17ed457ab244bd1ed71ca3519f638f11b5e6261c93537cc3bda69687692600", kill_on_drop: false }` [INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets: [INFO] [stderr] * `lib` target `vos` [INFO] [stderr] * `bin` target `vos` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling vos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(start)] [INFO] [stdout] | ^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.86.0; see for more information [INFO] [stdout] = note: not portable enough and never RFC'd [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(start)] [INFO] [stdout] | ^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.86.0; see for more information [INFO] [stdout] = note: not portable enough and never RFC'd [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics, rustc_private)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics, rustc_private)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics, rustc_private)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/main.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(lang_items, core_intrinsics, rustc_private)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[no_mangle]` cannot be used on internal language items [INFO] [stdout] --> src/main.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 38 | pub extern "C" fn rust_eh_personality() {} [INFO] [stdout] | --------------------------------------- should be the internal language item [INFO] [stdout] | [INFO] [stdout] = note: Rustc requires this item to have a specific mangled name. [INFO] [stdout] = note: If you are trying to prevent mangling to ease debugging, many [INFO] [stdout] = note: debuggers support a command such as `rbreak rust_eh_personality` to [INFO] [stdout] = note: match `.*rust_eh_personality.*` instead of `break rust_eh_personality` on a specific name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[no_mangle]` cannot be used on internal language items [INFO] [stdout] --> src/main.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 42 | #[panic_handler] [INFO] [stdout] 43 | pub extern "C" fn rust_begin_panic(_info: &PanicInfo) -> ! { [INFO] [stdout] | ---------------------------------------------------------- should be the internal language item [INFO] [stdout] | [INFO] [stdout] = note: Rustc requires this item to have a specific mangled name. [INFO] [stdout] = note: If you are trying to prevent mangling to ease debugging, many [INFO] [stdout] = note: debuggers support a command such as `rbreak rust_begin_unwind` to [INFO] [stdout] = note: match `.*rust_begin_unwind.*` instead of `break rust_begin_unwind` on a specific name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[no_mangle]` cannot be used on internal language items [INFO] [stdout] --> src/main.rs:37:1 [INFO] [stdout] | [INFO] [stdout] 37 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 38 | pub extern "C" fn rust_eh_personality() {} [INFO] [stdout] | --------------------------------------- should be the internal language item [INFO] [stdout] | [INFO] [stdout] = note: Rustc requires this item to have a specific mangled name. [INFO] [stdout] = note: If you are trying to prevent mangling to ease debugging, many [INFO] [stdout] = note: debuggers support a command such as `rbreak rust_eh_personality` to [INFO] [stdout] = note: match `.*rust_eh_personality.*` instead of `break rust_eh_personality` on a specific name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[no_mangle]` cannot be used on internal language items [INFO] [stdout] --> src/main.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 42 | #[panic_handler] [INFO] [stdout] 43 | pub extern "C" fn rust_begin_panic(_info: &PanicInfo) -> ! { [INFO] [stdout] | ---------------------------------------------------------- should be the internal language item [INFO] [stdout] | [INFO] [stdout] = note: Rustc requires this item to have a specific mangled name. [INFO] [stdout] = note: If you are trying to prevent mangling to ease debugging, many [INFO] [stdout] = note: debuggers support a command such as `rbreak rust_begin_unwind` to [INFO] [stdout] = note: match `.*rust_begin_unwind.*` instead of `break rust_begin_unwind` on a specific name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `#[panic_handler]` function has wrong type [INFO] [stdout] --> src/main.rs:43:1 [INFO] [stdout] | [INFO] [stdout] 43 | pub extern "C" fn rust_begin_panic(_info: &PanicInfo) -> ! { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected "Rust" fn, found "C" fn [INFO] [stdout] | [INFO] [stdout] = note: expected signature `for<'a, 'b> fn(&'a PanicInfo<'b>) -> _` [INFO] [stdout] found signature `extern "C" for<'a, 'b> fn(&'a PanicInfo<'b>) -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: `#[panic_handler]` function has wrong type [INFO] [stdout] --> src/main.rs:43:1 [INFO] [stdout] | [INFO] [stdout] 43 | pub extern "C" fn rust_begin_panic(_info: &PanicInfo) -> ! { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected "Rust" fn, found "C" fn [INFO] [stdout] | [INFO] [stdout] = note: expected signature `for<'a, 'b> fn(&'a PanicInfo<'b>) -> _` [INFO] [stdout] found signature `extern "C" for<'a, 'b> fn(&'a PanicInfo<'b>) -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | unsafe { intrinsics::abort() } [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/main.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | unsafe { intrinsics::abort() } [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0557. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `vos` (bin "vos") due to 4 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `vos` (lib) due to 4 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3a17ed457ab244bd1ed71ca3519f638f11b5e6261c93537cc3bda69687692600", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a17ed457ab244bd1ed71ca3519f638f11b5e6261c93537cc3bda69687692600", kill_on_drop: false }` [INFO] [stdout] 3a17ed457ab244bd1ed71ca3519f638f11b5e6261c93537cc3bda69687692600