[INFO] fetching crate kmeans 0.1.0...
[INFO] checking kmeans-0.1.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate kmeans 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate kmeans 0.1.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kmeans 0.1.0
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate kmeans 0.1.0
[INFO] tweaked toml for crates.io crate kmeans 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate kmeans 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0080e530014ba3dce97c5e3d999cc283e012abc66646d9755342f049f98ee65
[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" "d0080e530014ba3dce97c5e3d999cc283e012abc66646d9755342f049f98ee65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0080e530014ba3dce97c5e3d999cc283e012abc66646d9755342f049f98ee65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0080e530014ba3dce97c5e3d999cc283e012abc66646d9755342f049f98ee65", kill_on_drop: false }`
[INFO] [stdout] d0080e530014ba3dce97c5e3d999cc283e012abc66646d9755342f049f98ee65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824969d52e84a3836d9f161a7b765b14ea9f670bc9739dd930761c9081e18a97
[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" "824969d52e84a3836d9f161a7b765b14ea9f670bc9739dd930761c9081e18a97", kill_on_drop: false }`
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking kmeans v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `par_chunks_exact` found for struct `std::vec::Vec<f64>` in the current scope
[INFO] [stdout]    --> src/lib.rs:124:24
[INFO] [stdout]     |
[INFO] [stdout] 124 |         self.p_samples.par_chunks_exact(self.p_sample_dims)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^ help: there is an associated function with a similar name: `rchunks_exact`
[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 E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kmeans`.
[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] [stdout] error[E0599]: no method named `par_chunks_exact` found for struct `std::vec::Vec<f64>` in the current scope
[INFO] [stdout]    --> src/lib.rs:124:24
[INFO] [stdout]     |
[INFO] [stdout] 124 |         self.p_samples.par_chunks_exact(self.p_sample_dims)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^ help: there is an associated function with a similar name: `rchunks_exact`
[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 E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "824969d52e84a3836d9f161a7b765b14ea9f670bc9739dd930761c9081e18a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824969d52e84a3836d9f161a7b765b14ea9f670bc9739dd930761c9081e18a97", kill_on_drop: false }`
[INFO] [stdout] 824969d52e84a3836d9f161a7b765b14ea9f670bc9739dd930761c9081e18a97