[INFO] fetching crate teensy-lc 0.1.1...
[INFO] testing teensy-lc-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate teensy-lc 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate teensy-lc 0.1.1
[INFO] finished tweaking crates.io crate teensy-lc 0.1.1
[INFO] tweaked toml for crates.io crate teensy-lc 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate teensy-lc 0.1.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages to latest compatible versions
[INFO] [stderr]       Adding cortex-m v0.6.7 (available: v0.7.7)
[INFO] [stderr]       Adding cortex-m-rt v0.6.15 (available: v0.7.5)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a02505708dfe03a1693607f0edfe15aacf1d3a1cbdd47a5ababeaad618b20dcd
[INFO] running `Command { std: "docker" "start" "-a" "a02505708dfe03a1693607f0edfe15aacf1d3a1cbdd47a5ababeaad618b20dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a02505708dfe03a1693607f0edfe15aacf1d3a1cbdd47a5ababeaad618b20dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02505708dfe03a1693607f0edfe15aacf1d3a1cbdd47a5ababeaad618b20dcd", kill_on_drop: false }`
[INFO] [stdout] a02505708dfe03a1693607f0edfe15aacf1d3a1cbdd47a5ababeaad618b20dcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 620574a3de402f7d20a376b109902b875058fea357482e533f38d0ca76625498
[INFO] running `Command { std: "docker" "start" "-a" "620574a3de402f7d20a376b109902b875058fea357482e533f38d0ca76625498", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling mkl26z4 v0.1.1
[INFO] [stderr]    Compiling teensy-lc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling aligned v0.3.5
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]    Compiling teensy-lc-macros v0.1.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.81s
[INFO] running `Command { std: "docker" "inspect" "620574a3de402f7d20a376b109902b875058fea357482e533f38d0ca76625498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620574a3de402f7d20a376b109902b875058fea357482e533f38d0ca76625498", kill_on_drop: false }`
[INFO] [stdout] 620574a3de402f7d20a376b109902b875058fea357482e533f38d0ca76625498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aafe334c8c65115c21c974d202bb5dbc7c02806faa3c340cb9444c192ce5105f
[INFO] running `Command { std: "docker" "start" "-a" "aafe334c8c65115c21c974d202bb5dbc7c02806faa3c340cb9444c192ce5105f", kill_on_drop: false }`
[INFO] [stderr]    Compiling teensy-lc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/panic_sos.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 20 | |     let sim = unsafe { &(*crate::dev::SIM::ptr()) };
[INFO] [stdout] 21 | |     let portc = unsafe { &(*crate::dev::PORTC::ptr()) };
[INFO] [stdout] 22 | |     let fgpioc = unsafe { &(*crate::dev::FGPIOC::ptr()) };
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/beta-2025-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d959d58f670e0224.so, /opt/rustwide/rustup-home/toolchains/beta-2025-10-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d959d58f670e0224.rlib
[INFO] [stdout]    = note: second definition in the local crate (`teensy_lc`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `teensy-lc` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "aafe334c8c65115c21c974d202bb5dbc7c02806faa3c340cb9444c192ce5105f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aafe334c8c65115c21c974d202bb5dbc7c02806faa3c340cb9444c192ce5105f", kill_on_drop: false }`
[INFO] [stdout] aafe334c8c65115c21c974d202bb5dbc7c02806faa3c340cb9444c192ce5105f