[INFO] fetching crate simpleaf 0.18.4...
[INFO] checking simpleaf-0.18.4 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate simpleaf 0.18.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate simpleaf 0.18.4
[INFO] finished tweaking crates.io crate simpleaf 0.18.4
[INFO] tweaked toml for crates.io crate simpleaf 0.18.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simpleaf 0.18.4 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simpleaf 0.18.4 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16cd57229cc8cc3986d5c885d1df2de7c4ff239f92b40556d502f78112837818
[INFO] running `Command { std: "docker" "start" "-a" "16cd57229cc8cc3986d5c885d1df2de7c4ff239f92b40556d502f78112837818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16cd57229cc8cc3986d5c885d1df2de7c4ff239f92b40556d502f78112837818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16cd57229cc8cc3986d5c885d1df2de7c4ff239f92b40556d502f78112837818", kill_on_drop: false }`
[INFO] [stdout] 16cd57229cc8cc3986d5c885d1df2de7c4ff239f92b40556d502f78112837818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84c9fcaa6e6bfba9e9770a65239e172ccf262c36ff8b2298811c3609667aedb8
[INFO] running `Command { std: "docker" "start" "-a" "84c9fcaa6e6bfba9e9770a65239e172ccf262c36ff8b2298811c3609667aedb8", kill_on_drop: false }`
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[INFO] [stderr]     Checking serde v1.0.217
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[INFO] [stderr]    Compiling jrsonnet-stdlib v0.5.0-pre95
[INFO] [stderr]     Checking comfy-table v7.1.3
[INFO] [stderr]     Checking seq_geom_parser v0.3.0
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[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking csv v1.3.1
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[INFO] [stderr]     Checking polars-row v0.34.2
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[INFO] [stdout] error[E0282]: type annotations needed for `Option<_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.34.2/src/series/arithmetic/borrowed.rs:165:54
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 arity::binary_elementwise(lhs, rhs, |opt_l, opt_r| match (opt_l, opt_r) {
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout] 166 |                     (Some(l), Some(r)) => l.checked_div(&r),
[INFO] [stdout]     |                                           - type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 arity::binary_elementwise(lhs, rhs, |opt_l: Option<_>, opt_r| match (opt_l, opt_r) {
[INFO] [stdout]     |                                                           +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `Option<_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.34.2/src/series/arithmetic/borrowed.rs:181:61
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 arity::binary_elementwise(lhs, rhs, |opt_l, opt_r| match (opt_l, opt_r) {
[INFO] [stdout]     |                                                             ^^^^^
[INFO] [stdout] 182 |                     (Some(l), Some(r)) => {
[INFO] [stdout] 183 |                         if r.is_zero() {
[INFO] [stdout]     |                            - type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 181 |                 arity::binary_elementwise(lhs, rhs, |opt_l, opt_r: Option<_>| match (opt_l, opt_r) {
[INFO] [stdout]     |                                                                  +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `Option<_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/polars-core-0.34.2/src/series/arithmetic/borrowed.rs:202:61
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 arity::binary_elementwise(lhs, rhs, |opt_l, opt_r| match (opt_l, opt_r) {
[INFO] [stdout]     |                                                             ^^^^^
[INFO] [stdout] 203 |                     (Some(l), Some(r)) => {
[INFO] [stdout] 204 |                         if r.is_zero() {
[INFO] [stdout]     |                            - type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 arity::binary_elementwise(lhs, rhs, |opt_l, opt_r: Option<_>| match (opt_l, opt_r) {
[INFO] [stdout]     |                                                                  +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `polars-core` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "84c9fcaa6e6bfba9e9770a65239e172ccf262c36ff8b2298811c3609667aedb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c9fcaa6e6bfba9e9770a65239e172ccf262c36ff8b2298811c3609667aedb8", kill_on_drop: false }`
[INFO] [stdout] 84c9fcaa6e6bfba9e9770a65239e172ccf262c36ff8b2298811c3609667aedb8