[INFO] fetching crate vikos 0.3.1... [INFO] testing vikos-0.3.1 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate vikos 0.3.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate vikos 0.3.1 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 vikos 0.3.1 [INFO] finished tweaking crates.io crate vikos 0.3.1 [INFO] tweaked toml for crates.io crate vikos 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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" "+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] c59be569d7175e191e19e1de5927f348493fd173d3797f48c87e5bb8bd0dcf78 [INFO] running `"docker" "start" "-a" "c59be569d7175e191e19e1de5927f348493fd173d3797f48c87e5bb8bd0dcf78"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling vikos v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/cost.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | ((1.0 - truth) / (1.0 - prediction) - truth / prediction) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.19s [INFO] running `"docker" "inspect" "c59be569d7175e191e19e1de5927f348493fd173d3797f48c87e5bb8bd0dcf78"` [INFO] running `"docker" "rm" "-f" "c59be569d7175e191e19e1de5927f348493fd173d3797f48c87e5bb8bd0dcf78"` [INFO] [stdout] c59be569d7175e191e19e1de5927f348493fd173d3797f48c87e5bb8bd0dcf78 [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" "+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] 86fc73c015c513cb3edfbc95faacd1b102bdef7986bec9da2bafa1488e8b13b5 [INFO] running `"docker" "start" "-a" "86fc73c015c513cb3edfbc95faacd1b102bdef7986bec9da2bafa1488e8b13b5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/cost.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | ((1.0 - truth) / (1.0 - prediction) - truth / prediction) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling vikos v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/cost.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | ((1.0 - truth) / (1.0 - prediction) - truth / prediction) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cost.rs:117:40 [INFO] [stderr] | [INFO] [stderr] 117 | fn approx_derivate(cost: &Cost, prediction: f64, truth: T) -> f64 { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Cost` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cost.rs:129:39 [INFO] [stderr] | [INFO] [stderr] 129 | fn check_derivate(cost: &Cost, prediction: f64, truth: T) -> f64 { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Cost` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.16s [INFO] running `"docker" "inspect" "86fc73c015c513cb3edfbc95faacd1b102bdef7986bec9da2bafa1488e8b13b5"` [INFO] running `"docker" "rm" "-f" "86fc73c015c513cb3edfbc95faacd1b102bdef7986bec9da2bafa1488e8b13b5"` [INFO] [stdout] 86fc73c015c513cb3edfbc95faacd1b102bdef7986bec9da2bafa1488e8b13b5 [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" "+beta-2020-06-03" "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] b63abf0099c9dfe7e89d41d61ee89a0475b3c21b25208239c05247f25826443a [INFO] running `"docker" "start" "-a" "b63abf0099c9dfe7e89d41d61ee89a0475b3c21b25208239c05247f25826443a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/cost.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | ((1.0 - truth) / (1.0 - prediction) - truth / prediction) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/cost.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | ((1.0 - truth) / (1.0 - prediction) - truth / prediction) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cost.rs:117:40 [INFO] [stderr] | [INFO] [stderr] 117 | fn approx_derivate(cost: &Cost, prediction: f64, truth: T) -> f64 { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Cost` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/cost.rs:129:39 [INFO] [stderr] | [INFO] [stderr] 129 | fn check_derivate(cost: &Cost, prediction: f64, truth: T) -> f64 { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Cost` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/vikos-dc782ba0d0f28b3f [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lib-71bf5baa01dd1720 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test cost::test::neg_log_likelihood_derivation ... ok [INFO] [stdout] test cost::test::least_absolute_derivation ... ok [INFO] [stdout] test cost::test::least_squares_derivation ... ok [INFO] [stdout] test linear_algebra::tests::dot ... 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 12 tests [INFO] [stdout] test linear_stochastic_gradient_descent ... ok [INFO] [stdout] test estimate_mean ... ok [INFO] [stdout] test linear_stochastic_gradient_descent_iter ... ok [INFO] [stdout] test estimate_median ... ok [INFO] [stdout] test linear_sgd_2d ... ok [INFO] [stdout] test generalized_linear_model_as_logistic_regression ... ok [INFO] [stdout] test logistic_sgd_2d_least_squares ... ok [INFO] [stdout] test logistic_sgd_2d_max_likelihood_bool ... ok [INFO] [stdout] test linear_nesterov_2d ... ok [INFO] [stdout] test logistic_adagard_2d_max_likelihood_bool ... ok [INFO] [stdout] test logistic_sgd_2d_max_likelihood ... ok [INFO] [stderr] Doc-tests vikos [INFO] [stdout] test iris ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/tutorial.rs - tutorial (line 13) ... ok [INFO] [stdout] test src/cost.rs - cost::MaxLikelihood (line 49) ... ok [INFO] [stdout] test src/model.rs - model::GeneralizedLinearModel (line 154) ... ok [INFO] [stdout] test src/tutorial.rs - tutorial (line 29) ... ok [INFO] [stdout] test src/tutorial.rs - tutorial (line 61) ... ok [INFO] [stdout] test src/tutorial.rs - tutorial (line 86) ... ok [INFO] [stdout] test src/tutorial.rs - tutorial (line 120) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "b63abf0099c9dfe7e89d41d61ee89a0475b3c21b25208239c05247f25826443a"` [INFO] running `"docker" "rm" "-f" "b63abf0099c9dfe7e89d41d61ee89a0475b3c21b25208239c05247f25826443a"` [INFO] [stdout] b63abf0099c9dfe7e89d41d61ee89a0475b3c21b25208239c05247f25826443a