[INFO] fetching crate polars-io 0.12.0... [INFO] checking polars-io-0.12.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863 [INFO] extracting crate polars-io 0.12.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate polars-io 0.12.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate polars-io 0.12.0 [INFO] finished tweaking crates.io crate polars-io 0.12.0 [INFO] tweaked toml for crates.io crate polars-io 0.12.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c13bf4b5a35b2fc30274c12b1be0189bb208fabfca58324bd616a9a4ea53450b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c13bf4b5a35b2fc30274c12b1be0189bb208fabfca58324bd616a9a4ea53450b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c13bf4b5a35b2fc30274c12b1be0189bb208fabfca58324bd616a9a4ea53450b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c13bf4b5a35b2fc30274c12b1be0189bb208fabfca58324bd616a9a4ea53450b", kill_on_drop: false }` [INFO] [stdout] c13bf4b5a35b2fc30274c12b1be0189bb208fabfca58324bd616a9a4ea53450b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4a02f8c117bd3d173407f2bc8552a04477b8a507fc94a7ccb6439cdfcabeb9c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a4a02f8c117bd3d173407f2bc8552a04477b8a507fc94a7ccb6439cdfcabeb9c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking ahash v0.4.7 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling lexical-core v0.7.4 [INFO] [stderr] Compiling serde_json v1.0.62 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking strum v0.20.0 [INFO] [stderr] Checking unsafe_unwrap v0.1.0 [INFO] [stderr] Checking fast-float v0.1.0 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking memmap2 v0.2.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-bigint v0.3.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling ahash v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking lexical v5.2.0 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking csv v1.1.5 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling strum_macros v0.20.1 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking flatbuffers v0.8.2 [INFO] [stderr] Checking comfy-table v1.6.0 [INFO] [stderr] Checking arrow v3.0.0 [INFO] [stderr] Checking polars-arrow v0.12.0 [INFO] [stderr] Checking polars-core v0.12.0 [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `std::iter::FilterMap>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.12.0/src/chunked_array/ops/aggregate.rs:119:29: 119:49]>` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.12.0/src/chunked_array/ops/aggregate.rs:120:18 [INFO] [stdout] | [INFO] [stdout] 120 | .fold_first(|acc, v| if acc < v { acc } else { v }), [INFO] [stdout] | ^^^^^^^^^^ method not found in `std::iter::FilterMap>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.12.0/src/chunked_array/ops/aggregate.rs:119:29: 119:49]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `std::iter::FilterMap>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.12.0/src/chunked_array/ops/aggregate.rs:131:29: 131:49]>` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.12.0/src/chunked_array/ops/aggregate.rs:132:18 [INFO] [stdout] | [INFO] [stdout] 132 | .fold_first(|acc, v| if acc > v { acc } else { v }), [INFO] [stdout] | ^^^^^^^^^^ method not found in `std::iter::FilterMap>, [closure@/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/polars-core-0.12.0/src/chunked_array/ops/aggregate.rs:131:29: 131:49]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `polars-core` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "a4a02f8c117bd3d173407f2bc8552a04477b8a507fc94a7ccb6439cdfcabeb9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4a02f8c117bd3d173407f2bc8552a04477b8a507fc94a7ccb6439cdfcabeb9c", kill_on_drop: false }` [INFO] [stdout] a4a02f8c117bd3d173407f2bc8552a04477b8a507fc94a7ccb6439cdfcabeb9c