[INFO] fetching crate erdnuss-comms 0.999.99...
[INFO] testing erdnuss-comms-0.999.99 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate erdnuss-comms 0.999.99 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate erdnuss-comms 0.999.99
[INFO] finished tweaking crates.io crate erdnuss-comms 0.999.99
[INFO] tweaked toml for crates.io crate erdnuss-comms 0.999.99 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate erdnuss-comms 0.999.99 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[INFO] [stderr]       Adding embassy-sync v0.5.0 (available: v0.7.2)
[INFO] [stderr]       Adding embassy-time v0.2.0 (available: v0.5.0)
[INFO] [stderr]       Adding embedded-hal v1.0.0-rc.2 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-hal-async v1.0.0-rc.2 (available: v1.0.0)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.9.1)
[INFO] [stderr]       Adding postcard-rpc v0.3.1 (available: v0.11.15)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1adb21fce047428fbde2ca654db906cad6710b675d0decdbe88fb7c3f5243cc4
[INFO] running `Command { std: "docker" "start" "-a" "1adb21fce047428fbde2ca654db906cad6710b675d0decdbe88fb7c3f5243cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1adb21fce047428fbde2ca654db906cad6710b675d0decdbe88fb7c3f5243cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1adb21fce047428fbde2ca654db906cad6710b675d0decdbe88fb7c3f5243cc4", kill_on_drop: false }`
[INFO] [stdout] 1adb21fce047428fbde2ca654db906cad6710b675d0decdbe88fb7c3f5243cc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 407472be18dad699b158f519b6775a8754b06cd2f84464bbf4f751b55935abf4
[INFO] running `Command { std: "docker" "start" "-a" "407472be18dad699b158f519b6775a8754b06cd2f84464bbf4f751b55935abf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling defmt v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0-rc.2
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling postcard-derive v0.2.2
[INFO] [stderr]    Compiling embassy-time v0.2.0
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling embedded-hal v1.0.0-rc.2
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling embassy-sync v0.5.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling cobs v0.2.3
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling grounded v0.2.0
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]    Compiling cobs v0.3.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling defmt v0.3.100
[INFO] [stderr]    Compiling postcard v1.1.3
[INFO] [stderr]    Compiling postcard-rpc v0.3.1
[INFO] [stdout] error[E0432]: unresolved import `postcard::experimental::schema`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/postcard-rpc-0.3.1/src/lib.rs:175:29
[INFO] [stdout]     |
[INFO] [stdout] 175 | use postcard::experimental::schema::Schema;
[INFO] [stdout]     |                             ^^^^^^ could not find `schema` in `experimental`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `postcard::experimental::schema`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/postcard-rpc-0.3.1/src/hash.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 | use postcard::experimental::schema::{NamedType, NamedValue, NamedVariant, Schema, SdmTy, Varint};
[INFO] [stdout]    |                             ^^^^^^ could not find `schema` in `experimental`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `postcard::experimental::schema`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/postcard-rpc-0.3.1/src/headered.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 |     experimental::schema::Schema,
[INFO] [stdout]   |                   ^^^^^^ could not find `schema` in `experimental`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `postcard-rpc` (lib) due to 3 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "407472be18dad699b158f519b6775a8754b06cd2f84464bbf4f751b55935abf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "407472be18dad699b158f519b6775a8754b06cd2f84464bbf4f751b55935abf4", kill_on_drop: false }`
[INFO] [stdout] 407472be18dad699b158f519b6775a8754b06cd2f84464bbf4f751b55935abf4