[INFO] cloning repository https://github.com/tkhshtsh0917/strelitzia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkhshtsh0917/strelitzia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkhshtsh0917%2Fstrelitzia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkhshtsh0917%2Fstrelitzia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95ca0107728bd77875e15e7795a48ce5e9942eb5
[INFO] testing tkhshtsh0917/strelitzia 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%2Ftkhshtsh0917%2Fstrelitzia" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/tkhshtsh0917/strelitzia
[INFO] finished tweaking git repo https://github.com/tkhshtsh0917/strelitzia
[INFO] tweaked toml for git repo https://github.com/tkhshtsh0917/strelitzia written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tkhshtsh0917/strelitzia 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/tkhshtsh0917/strelitzia 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bootloader v0.9.22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ca8558f1ce2b718eb82abd4b430f4c95ce9fa5760d25deec3601d3709ea4f867
[INFO] running `Command { std: "docker" "start" "-a" "ca8558f1ce2b718eb82abd4b430f4c95ce9fa5760d25deec3601d3709ea4f867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca8558f1ce2b718eb82abd4b430f4c95ce9fa5760d25deec3601d3709ea4f867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8558f1ce2b718eb82abd4b430f4c95ce9fa5760d25deec3601d3709ea4f867", kill_on_drop: false }`
[INFO] [stdout] ca8558f1ce2b718eb82abd4b430f4c95ce9fa5760d25deec3601d3709ea4f867
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] eb44fb342373db5ebe2da4e31432954b8282da2a0c4af7fdfb310afcdc3240f7
[INFO] running `Command { std: "docker" "start" "-a" "eb44fb342373db5ebe2da4e31432954b8282da2a0c4af7fdfb310afcdc3240f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.9.22
[INFO] [stderr]    Compiling strelitzia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[no_mangle]` cannot be used on internal language items
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[no_mangle]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 11 | pub fn 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] [stderr] error: could not compile `strelitzia` (bin "strelitzia") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "eb44fb342373db5ebe2da4e31432954b8282da2a0c4af7fdfb310afcdc3240f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb44fb342373db5ebe2da4e31432954b8282da2a0c4af7fdfb310afcdc3240f7", kill_on_drop: false }`
[INFO] [stdout] eb44fb342373db5ebe2da4e31432954b8282da2a0c4af7fdfb310afcdc3240f7