[INFO] cloning repository https://github.com/red75prime/nostd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/red75prime/nostd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fred75prime%2Fnostd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fred75prime%2Fnostd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfec57777804b3e5dcc512303f3dcb696c028cfd
[INFO] testing red75prime/nostd against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fred75prime%2Fnostd" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/red75prime/nostd
[INFO] finished tweaking git repo https://github.com/red75prime/nostd
[INFO] tweaked toml for git repo https://github.com/red75prime/nostd written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/red75prime/nostd on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/red75prime/nostd 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e3bb66ec0c0088f567fba3ef8e3afc668182a761aa39a7279f61ac6edb74a94
[INFO] running `Command { std: "docker" "start" "-a" "7e3bb66ec0c0088f567fba3ef8e3afc668182a761aa39a7279f61ac6edb74a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e3bb66ec0c0088f567fba3ef8e3afc668182a761aa39a7279f61ac6edb74a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3bb66ec0c0088f567fba3ef8e3afc668182a761aa39a7279f61ac6edb74a94", kill_on_drop: false }`
[INFO] [stdout] 7e3bb66ec0c0088f567fba3ef8e3afc668182a761aa39a7279f61ac6edb74a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd02d4620f7a11ca90c87ab3741c3b3ddaf5ee72e3dd075dd6e3626dd6df4028
[INFO] running `Command { std: "docker" "start" "-a" "bd02d4620f7a11ca90c87ab3741c3b3ddaf5ee72e3dd075dd6e3626dd6df4028", kill_on_drop: false }`
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.48.5
[INFO] [stderr]    Compiling windows-targets v0.48.5
[INFO] [stderr]    Compiling windows-sys v0.48.0
[INFO] [stderr]    Compiling nostd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(lang_items, panic_info_message)]
[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: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern {}
[INFO] [stdout]   | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `panic_info_message` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(lang_items, panic_info_message)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[no_mangle]` cannot be used on internal language items
[INFO] [stdout]   --> src/main.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[no_mangle]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 64 | 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:67:1
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[no_mangle]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 68 | 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]: mismatched types
[INFO] [stdout]   --> src/main.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     if let Some(msg) = info.message() {
[INFO] [stdout]    |            ^^^^^^^^^   -------------- this expression has type `PanicMessage<'_>`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            expected `PanicMessage<'_>`, found `Option<_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `PanicMessage<'_>`
[INFO] [stdout]                 found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `#[panic_handler]` function has wrong type
[INFO] [stdout]   --> src/main.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | 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] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nostd` (bin "nostd") due to 4 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bd02d4620f7a11ca90c87ab3741c3b3ddaf5ee72e3dd075dd6e3626dd6df4028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd02d4620f7a11ca90c87ab3741c3b3ddaf5ee72e3dd075dd6e3626dd6df4028", kill_on_drop: false }`
[INFO] [stdout] bd02d4620f7a11ca90c87ab3741c3b3ddaf5ee72e3dd075dd6e3626dd6df4028