[INFO] crate linfa-clustering 0.1.0 is already in cache [INFO] testing linfa-clustering-0.1.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate linfa-clustering 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate linfa-clustering 0.1.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-2/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] bfe28d6cebf7aedb52091a63684421bdea4cbd415688f540aba29f3555d318e5 [INFO] running `"docker" "start" "-a" "bfe28d6cebf7aedb52091a63684421bdea4cbd415688f540aba29f3555d318e5"` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling crossbeam-queue v0.2.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [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 rand_chacha v0.2.1 [INFO] [stderr] Compiling rayon-core v1.6.1 [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 serde_derive v1.0.102 [INFO] [stderr] Compiling ndarray-stats v0.3.0 [INFO] [stderr] Compiling ndarray-rand v0.11.0 [INFO] [stderr] Compiling linfa-clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 22s [INFO] running `"docker" "inspect" "bfe28d6cebf7aedb52091a63684421bdea4cbd415688f540aba29f3555d318e5"` [INFO] running `"docker" "rm" "-f" "bfe28d6cebf7aedb52091a63684421bdea4cbd415688f540aba29f3555d318e5"` [INFO] [stdout] bfe28d6cebf7aedb52091a63684421bdea4cbd415688f540aba29f3555d318e5 [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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] aec5c3f14ebe6d1e998e9f1f460d686b55921c0b9096f86915b187bbc58809c8 [INFO] running `"docker" "start" "-a" "aec5c3f14ebe6d1e998e9f1f460d686b55921c0b9096f86915b187bbc58809c8"` [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling regex-automata v0.1.8 [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 pest_derive v1.0.8 [INFO] [stderr] Compiling criterion-plot v0.4.0 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling tinytemplate v1.0.2 [INFO] [stderr] Compiling py_literal v0.2.1 [INFO] [stderr] Compiling ndarray-npy v0.5.0 [INFO] [stderr] Compiling criterion v0.3.0 [INFO] [stderr] Compiling linfa-clustering v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 45.28s [INFO] running `"docker" "inspect" "aec5c3f14ebe6d1e998e9f1f460d686b55921c0b9096f86915b187bbc58809c8"` [INFO] running `"docker" "rm" "-f" "aec5c3f14ebe6d1e998e9f1f460d686b55921c0b9096f86915b187bbc58809c8"` [INFO] [stdout] aec5c3f14ebe6d1e998e9f1f460d686b55921c0b9096f86915b187bbc58809c8 [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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] bb3f26e1c8281aa316870f3a9883d01f1af7d0e5e95fffd6d7d7663b14008d9e [INFO] running `"docker" "start" "-a" "bb3f26e1c8281aa316870f3a9883d01f1af7d0e5e95fffd6d7d7663b14008d9e"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/linfa_clustering-a4d16b241b5fccd9 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test k_means::algorithm::tests::compute_centroids_works ... ok [INFO] [stdout] test k_means::algorithm::tests::oracle_test_for_closest_centroid ... ok [INFO] [stdout] test k_means::algorithm::tests::nothing_is_closer_than_self ... 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] [stderr] Running /opt/rustwide/target/debug/deps/hyperparameters_test-82ee60c2950582b8 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tolerance_has_to_positive ... ok [INFO] [stdout] test n_clusters_cannot_be_zero ... ok [INFO] [stdout] test max_n_iterations_cannot_be_zero ... ok [INFO] [stdout] test tolerance_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] [stderr] Doc-tests linfa-clustering [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/k_means/algorithm.rs - k_means::algorithm::KMeans (line 62) ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--doc' [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: 0x564003623114 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x564003623114 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x564003623114 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x564003623114 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x56400364663c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x5640036216a3 - std::io::Write::write_fmt::hfb486fa6ccb90f14 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x5640036258d5 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x5640036258d5 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x5640036258d5 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x564003625612 - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x564003625f32 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x564003625b1b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x564003645061 - core::panicking::panic_fmt::hc5953a7331f9805c [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 13: 0x564003644e83 - core::option::expect_none_failed::hf2c575a7b931ce1f [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 14: 0x56400353ddef - core::result::Result::expect::he6a326d830508f6a [INFO] [stdout] 15: 0x56400359f702 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x564003529453 - std::rt::lang_start::{{closure}}::hd4d3223f97a59432 [INFO] [stdout] 17: 0x564003626448 - std::rt::lang_start_internal::{{closure}}::h76043ceda1ce1596 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x564003626448 - std::panicking::try::do_call::hb3d81a78fdf1ed63 [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 19: 0x564003626448 - std::panicking::try::he8d7c35962fb5d7e [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x564003626448 - std::panic::catch_unwind::h643ad9bfe058a347 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x564003626448 - std::rt::lang_start_internal::h4b0f023744ce345f [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x564003529438 - std::rt::lang_start::h03f94474139bc599 [INFO] [stdout] 23: 0x56400359ff4b - main [INFO] [stdout] 24: 0x7f2aacc15b97 - __libc_start_main [INFO] [stdout] 25: 0x564003511a6a - _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] running `"docker" "inspect" "bb3f26e1c8281aa316870f3a9883d01f1af7d0e5e95fffd6d7d7663b14008d9e"` [INFO] running `"docker" "rm" "-f" "bb3f26e1c8281aa316870f3a9883d01f1af7d0e5e95fffd6d7d7663b14008d9e"` [INFO] [stdout] bb3f26e1c8281aa316870f3a9883d01f1af7d0e5e95fffd6d7d7663b14008d9e