[INFO] fetching crate linfa-trees 0.3.1... [INFO] checking linfa-trees-0.3.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789 [INFO] extracting crate linfa-trees 0.3.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate linfa-trees 0.3.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate linfa-trees 0.3.1 [INFO] finished tweaking crates.io crate linfa-trees 0.3.1 [INFO] tweaked toml for crates.io crate linfa-trees 0.3.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate crates.io crate linfa-trees 0.3.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b1842fb923d8a0f5e8d70bfb5c8155f81f65c31aabf9fa86be0f8d40df3b6d2 [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" "1b1842fb923d8a0f5e8d70bfb5c8155f81f65c31aabf9fa86be0f8d40df3b6d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b1842fb923d8a0f5e8d70bfb5c8155f81f65c31aabf9fa86be0f8d40df3b6d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b1842fb923d8a0f5e8d70bfb5c8155f81f65c31aabf9fa86be0f8d40df3b6d2", kill_on_drop: false }` [INFO] [stdout] 1b1842fb923d8a0f5e8d70bfb5c8155f81f65c31aabf9fa86be0f8d40df3b6d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 10e4779a392e29d0f14688879532e37f8f71adc36ad0cef0a09dbfcf03e53699 [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" "10e4779a392e29d0f14688879532e37f8f71adc36ad0cef0a09dbfcf03e53699", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling syn v1.0.63 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking plotters-backend v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking plotters-svg v0.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking plotters v0.3.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking ndarray-rand v0.11.0 [INFO] [stderr] Checking ndarray-csv v0.4.1 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking linfa v0.3.1 [INFO] [stderr] Checking linfa-datasets v0.3.1 [INFO] [stderr] Checking linfa-trees v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] error[E0283]: type annotations needed for `DecisionTreeParams` [INFO] [stdout] --> benches/decision_tree.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 30 | let hyperparams = DecisionTree::params(); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `L` [INFO] [stdout] | | [INFO] [stdout] | consider giving `hyperparams` the explicit type `DecisionTreeParams`, where the type parameter `L` is specified [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Label` [INFO] [stdout] = note: required by `DecisionTree::::params` [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 E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `linfa-trees` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "10e4779a392e29d0f14688879532e37f8f71adc36ad0cef0a09dbfcf03e53699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10e4779a392e29d0f14688879532e37f8f71adc36ad0cef0a09dbfcf03e53699", kill_on_drop: false }` [INFO] [stdout] 10e4779a392e29d0f14688879532e37f8f71adc36ad0cef0a09dbfcf03e53699