[INFO] fetching crate knn 0.1.3...
[INFO] testing knn-0.1.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate knn 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate knn 0.1.3 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate knn 0.1.3
[INFO] finished tweaking crates.io crate knn 0.1.3
[INFO] tweaked toml for crates.io crate knn 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bc07e5c96a7838d57a83f857bc2768f30af030e6187d5ce46d984d9e98545018
[INFO] running `"docker" "start" "-a" "bc07e5c96a7838d57a83f857bc2768f30af030e6187d5ce46d984d9e98545018"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling knn v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "bc07e5c96a7838d57a83f857bc2768f30af030e6187d5ce46d984d9e98545018"`
[INFO] running `"docker" "rm" "-f" "bc07e5c96a7838d57a83f857bc2768f30af030e6187d5ce46d984d9e98545018"`
[INFO] [stdout] bc07e5c96a7838d57a83f857bc2768f30af030e6187d5ce46d984d9e98545018
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52463f7099f2653249d6c3bdf1317eb5f7ad5704f76fc631577401c3ae4372f3
[INFO] running `"docker" "start" "-a" "52463f7099f2653249d6c3bdf1317eb5f7ad5704f76fc631577401c3ae4372f3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling oorandom v11.1.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling knn v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "52463f7099f2653249d6c3bdf1317eb5f7ad5704f76fc631577401c3ae4372f3"`
[INFO] running `"docker" "rm" "-f" "52463f7099f2653249d6c3bdf1317eb5f7ad5704f76fc631577401c3ae4372f3"`
[INFO] [stdout] 52463f7099f2653249d6c3bdf1317eb5f7ad5704f76fc631577401c3ae4372f3
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c998b85cb31595f8f2525cd972411672b7b61cbd0897d274df32fdb0cb8f44d
[INFO] running `"docker" "start" "-a" "0c998b85cb31595f8f2525cd972411672b7b61cbd0897d274df32fdb0cb8f44d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/knn-9b04347a5591297d
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test heap::tests::test_get_elements ... ok
[INFO] [stdout] test heap::tests::test_get_max ... ok
[INFO] [stdout] test heap::tests::test_insert ... ok
[INFO] [stdout] test heap::tests::test_extract_max ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_tests-9b0fd1c80ef81969
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_get_nearest_n ... ok
[INFO] [stderr]    Doc-tests knn
[INFO] [stdout] test add_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - PointCloud::add_point (line 46) ... ok
[INFO] [stdout] test src/lib.rs - PointCloud::new (line 28) ... ok
[INFO] [stdout] test src/lib.rs - PointCloud::len (line 91) ... ok
[INFO] [stdout] test src/lib.rs - PointCloud::get_nearest_k (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0c998b85cb31595f8f2525cd972411672b7b61cbd0897d274df32fdb0cb8f44d"`
[INFO] running `"docker" "rm" "-f" "0c998b85cb31595f8f2525cd972411672b7b61cbd0897d274df32fdb0cb8f44d"`
[INFO] [stdout] 0c998b85cb31595f8f2525cd972411672b7b61cbd0897d274df32fdb0cb8f44d