[INFO] crate linfa-clustering 0.1.0 is already in cache [INFO] testing linfa-clustering-0.1.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate linfa-clustering 0.1.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate linfa-clustering 0.1.0 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate linfa-clustering 0.1.0 [INFO] finished tweaking crates.io crate linfa-clustering 0.1.0 [INFO] tweaked toml for crates.io crate linfa-clustering 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate linfa-clustering 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 079e3752e99546afee06132e51c4abb879f438235d8d3c4b92dcbca35de20833 [INFO] running `"docker" "start" "-a" "079e3752e99546afee06132e51c4abb879f438235d8d3c4b92dcbca35de20833"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rayon-core v1.6.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling noisy_float v0.1.11 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling crossbeam-queue v0.2.0 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling rayon v1.2.1 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling ndarray-rand v0.11.0 [INFO] [stderr] Compiling ndarray-stats v0.3.0 [INFO] [stderr] Compiling linfa-clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.99s [INFO] running `"docker" "inspect" "079e3752e99546afee06132e51c4abb879f438235d8d3c4b92dcbca35de20833"` [INFO] running `"docker" "rm" "-f" "079e3752e99546afee06132e51c4abb879f438235d8d3c4b92dcbca35de20833"` [INFO] [stdout] 079e3752e99546afee06132e51c4abb879f438235d8d3c4b92dcbca35de20833 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 4b9cb8ff1c2d362aecae9ee3525a81483251a66a2a158e462312f9285b6ff5d7 [INFO] running `"docker" "start" "-a" "4b9cb8ff1c2d362aecae9ee3525a81483251a66a2a158e462312f9285b6ff5d7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling criterion-plot v0.4.0 [INFO] [stderr] Compiling rand_os v0.2.2 [INFO] [stderr] Compiling rand_xoshiro v0.3.1 [INFO] [stderr] Compiling rand_isaac v0.2.0 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling tinytemplate v1.0.2 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling py_literal v0.2.1 [INFO] [stderr] Compiling criterion v0.3.0 [INFO] [stderr] Compiling ndarray-npy v0.5.0 [INFO] [stderr] Compiling linfa-clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 26.72s [INFO] running `"docker" "inspect" "4b9cb8ff1c2d362aecae9ee3525a81483251a66a2a158e462312f9285b6ff5d7"` [INFO] running `"docker" "rm" "-f" "4b9cb8ff1c2d362aecae9ee3525a81483251a66a2a158e462312f9285b6ff5d7"` [INFO] [stdout] 4b9cb8ff1c2d362aecae9ee3525a81483251a66a2a158e462312f9285b6ff5d7 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 4c466d4275cce0185310e821a4759f7aee65b16345a6cf70d61a9c75641139c4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "4c466d4275cce0185310e821a4759f7aee65b16345a6cf70d61a9c75641139c4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.30s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/linfa_clustering-8d0c33175ff012fe [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test k_means::algorithm::tests::nothing_is_closer_than_self ... ok [INFO] [stdout] test k_means::algorithm::tests::oracle_test_for_closest_centroid ... ok [INFO] [stdout] test k_means::algorithm::tests::compute_centroids_works ... ok [INFO] [stdout] test k_means::helpers::tests::incremental_mean ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hyperparameters_test-616c269c49348308 [INFO] [stdout] running 4 tests [INFO] [stdout] test max_n_iterations_cannot_be_zero ... ok [INFO] [stdout] test tolerance_has_to_positive ... ok [INFO] [stdout] test tolerance_cannot_be_zero ... ok [INFO] [stderr] Doc-tests linfa-clustering [INFO] [stdout] test n_clusters_cannot_be_zero ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/k_means/algorithm.rs - k_means::algorithm::KMeans (line 62) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/k_means/algorithm.rs - k_means::algorithm::KMeans (line 62) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Failed to open file.: Os { code: 30, kind: Other, message: "Read-only file system" }', src/k_means/algorithm.rs:43:14 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f80f017be5 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55f80f017be5 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55f80f017be5 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55f80f017be5 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55f80f03a67c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55f80f016203 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55f80f01a300 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55f80f01a300 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55f80f01a300 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55f80f01a04c - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55f80f01a937 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55f80f01a53b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55f80f039011 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55f80f038e33 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x55f80ef41ebf - core::result::Result::expect::h85db4d61d648799e [INFO] [stdout] 15: 0x55f80ef9fb0e - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x55f80ef330f3 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x55f80f01adc8 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55f80f01adc8 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x55f80f01adc8 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55f80f01adc8 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55f80f01adc8 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55f80ef330d8 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x55f80efa038b - main [INFO] [stdout] 24: 0x7fe0bd1f60b3 - __libc_start_main [INFO] [stdout] 25: 0x55f80ef1c17e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/k_means/algorithm.rs - k_means::algorithm::KMeans (line 62) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "4c466d4275cce0185310e821a4759f7aee65b16345a6cf70d61a9c75641139c4"` [INFO] running `"docker" "rm" "-f" "4c466d4275cce0185310e821a4759f7aee65b16345a6cf70d61a9c75641139c4"` [INFO] [stdout] 4c466d4275cce0185310e821a4759f7aee65b16345a6cf70d61a9c75641139c4