[INFO] fetching crate yffi 0.17.1...
[INFO] testing yffi-0.17.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate yffi 0.17.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate yffi 0.17.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yffi 0.17.1
[INFO] finished tweaking crates.io crate yffi 0.17.1
[INFO] tweaked toml for crates.io crate yffi 0.17.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yrs v0.17.2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b4ee57e0aac05236b0c245f9e2915b2dff6e69e4ad6b9e0f87c9ff9ae82d992
[INFO] running `Command { std: "docker" "start" "-a" "0b4ee57e0aac05236b0c245f9e2915b2dff6e69e4ad6b9e0f87c9ff9ae82d992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b4ee57e0aac05236b0c245f9e2915b2dff6e69e4ad6b9e0f87c9ff9ae82d992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b4ee57e0aac05236b0c245f9e2915b2dff6e69e4ad6b9e0f87c9ff9ae82d992", kill_on_drop: false }`
[INFO] [stdout] 0b4ee57e0aac05236b0c245f9e2915b2dff6e69e4ad6b9e0f87c9ff9ae82d992
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0466df616af3edd8048d92d9287e5cd0989e99b63bc1db4f81f84ea38f0f4223
[INFO] running `Command { std: "docker" "start" "-a" "0466df616af3edd8048d92d9287e5cd0989e99b63bc1db4f81f84ea38f0f4223", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling atomic_refcell v0.1.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling smallstr v0.3.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling yrs v0.17.2
[INFO] [stderr]    Compiling yffi v0.17.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0004]: non-exhaustive patterns: `Value::UndefinedRef(_)` not covered
[INFO] [stdout]     --> src/lib.rs:2758:15
[INFO] [stdout]      |
[INFO] [stdout] 2758 |         match v {
[INFO] [stdout]      |               ^ pattern `Value::UndefinedRef(_)` not covered
[INFO] [stdout]      |
[INFO] [stdout] note: `Value` defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/yrs-0.17.2/src/types/mod.rs:806:1
[INFO] [stdout]      |
[INFO] [stdout] 806  | pub enum Value {
[INFO] [stdout]      | ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 829  |     UndefinedRef(BranchPtr),
[INFO] [stdout]      |     ------------ not covered
[INFO] [stdout]      = note: the matched value is of type `Value`
[INFO] [stdout] help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
[INFO] [stdout]      |
[INFO] [stdout] 2767 ~             Value::YWeakLink(v) => Self::from(v),
[INFO] [stdout] 2768 ~             Value::UndefinedRef(_) => todo!(),
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0004`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yffi` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0466df616af3edd8048d92d9287e5cd0989e99b63bc1db4f81f84ea38f0f4223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0466df616af3edd8048d92d9287e5cd0989e99b63bc1db4f81f84ea38f0f4223", kill_on_drop: false }`
[INFO] [stdout] 0466df616af3edd8048d92d9287e5cd0989e99b63bc1db4f81f84ea38f0f4223
