[INFO] cloning repository https://github.com/lchagnoleau/minimal-RP2350
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lchagnoleau/minimal-RP2350" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flchagnoleau%2Fminimal-RP2350", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flchagnoleau%2Fminimal-RP2350'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 935a6a863d4a2129a5f1f42fccbd9496176e40f8
[INFO] testing lchagnoleau/minimal-RP2350/935a6a863d4a2129a5f1f42fccbd9496176e40f8 against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flchagnoleau%2Fminimal-RP2350" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/lchagnoleau/minimal-RP2350
[INFO] finished tweaking git repo https://github.com/lchagnoleau/minimal-RP2350
[INFO] tweaked toml for git repo https://github.com/lchagnoleau/minimal-RP2350 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lchagnoleau/minimal-RP2350 on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lchagnoleau/minimal-RP2350 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded panic-halt v1.0.0
[INFO] [stderr]   Downloaded defmt-rtt v1.1.0
[INFO] [stderr]   Downloaded defmt v1.0.1
[INFO] [stderr]   Downloaded defmt-macros v1.0.1
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded proc-macro-error-attr2 v2.0.0
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.5
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded quote v1.0.44
[INFO] [stderr]   Downloaded defmt-parser v1.0.0
[INFO] [stderr]   Downloaded critical-section v1.2.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.22
[INFO] [stderr]   Downloaded proc-macro-error2 v2.0.1
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.5
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded syn v2.0.114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d
[INFO] running `Command { std: "docker" "start" "9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]    Compiling defmt v1.0.1
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling defmt-rtt v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling panic-halt v1.0.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]    Compiling pico-2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "<1 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-*.rlib" "-L" "/opt/rustwide/target/release/deps/rustc2xHhHI/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/release/build/cortex-m-rt-498145ab0a0e906b/out" "-L" "/opt/rustwide/target/release/build/defmt-2a9f534aea2b8d3f/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/release/deps/pico_2-02b827aa008d1873" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,--strip-all" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: __libc_start_main
[INFO] [stdout]           >>> referenced by /usr/lib/gcc/x86_64-linux-gnu/15/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: __nop
[INFO] [stdout]           >>> referenced by pico_2.ee5d578868c3f171-cgu.0
[INFO] [stdout]           >>>               /opt/rustwide/target/release/deps/pico_2-02b827aa008d1873.pico_2.ee5d578868c3f171-cgu.0.rcgu.o:(pico_2::__cortex_m_rt_main)
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pico-2` (bin "pico-2") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d", kill_on_drop: false }`
[INFO] [stdout] 9afe71801180b9557bdb017d0c3430c567d7425b125faea7840cced567f9cf8d