./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:22:01,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:22:01,557 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:22:01,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:22:01,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:22:01,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:22:01,581 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:22:01,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:22:01,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:22:01,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:22:01,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:22:01,582 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:22:01,583 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:22:01,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:22:01,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:22:01,583 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 [2024-12-06 05:22:01,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:22:01,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:22:01,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:22:01,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:22:01,829 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:22:01,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-12-06 05:22:04,469 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/02add32af/f32d3a182a9141df95e86615210b4156/FLAG7f4950296 [2024-12-06 05:22:04,782 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:22:04,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-12-06 05:22:04,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/02add32af/f32d3a182a9141df95e86615210b4156/FLAG7f4950296 [2024-12-06 05:22:05,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/02add32af/f32d3a182a9141df95e86615210b4156 [2024-12-06 05:22:05,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:22:05,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:22:05,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:22:05,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:22:05,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:22:05,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:22:05" (1/1) ... [2024-12-06 05:22:05,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b6d13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:05, skipping insertion in model container [2024-12-06 05:22:05,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:22:05" (1/1) ... [2024-12-06 05:22:05,101 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:22:05,813 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:22:05,818 INFO L158 Benchmark]: Toolchain (without parser) took 765.38ms. Allocated memory is still 142.6MB. Free memory was 112.5MB in the beginning and 92.5MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:22:05,818 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:22:05,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.83ms. Allocated memory is still 142.6MB. Free memory was 112.5MB in the beginning and 92.5MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:22:05,819 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 763.83ms. Allocated memory is still 142.6MB. Free memory was 112.5MB in the beginning and 92.5MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:22:07,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:22:07,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:22:07,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:22:07,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:22:07,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:22:07,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:22:07,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:22:07,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:22:07,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:22:07,669 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:22:07,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:22:07,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:22:07,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:22:07,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:22:07,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:22:07,671 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:22:07,671 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:22:07,671 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:22:07,671 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:22:07,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:22:07,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:22:07,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:22:07,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:22:07,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:22:07,672 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:22:07,672 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:22:07,672 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:22:07,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1989670d21f4dde7de80eedd61cf811668adc000c2dc155809133b56209415d3 [2024-12-06 05:22:07,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:22:07,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:22:07,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:22:07,923 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:22:07,923 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:22:07,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-12-06 05:22:10,666 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/f30a88f3f/15abee909e5d4700ad23806a4c052eba/FLAGd20d025b4 [2024-12-06 05:22:10,965 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:22:10,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i [2024-12-06 05:22:10,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/f30a88f3f/15abee909e5d4700ad23806a4c052eba/FLAGd20d025b4 [2024-12-06 05:22:11,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/data/f30a88f3f/15abee909e5d4700ad23806a4c052eba [2024-12-06 05:22:11,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:22:11,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:22:11,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:22:11,009 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:22:11,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:22:11,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:22:11" (1/1) ... [2024-12-06 05:22:11,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4217a985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:11, skipping insertion in model container [2024-12-06 05:22:11,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:22:11" (1/1) ... [2024-12-06 05:22:11,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:22:11,831 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-12-06 05:22:12,079 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 05:22:12,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:22:12,095 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:22:12,142 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/sv-benchmarks/c/neural-networks/poly_4_4_4_4_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-12-06 05:22:12,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:22:12,413 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:22:12,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12 WrapperNode [2024-12-06 05:22:12,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:22:12,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:22:12,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:22:12,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:22:12,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,516 INFO L138 Inliner]: procedures = 779, calls = 623, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1195 [2024-12-06 05:22:12,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:22:12,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:22:12,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:22:12,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:22:12,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,573 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:22:12,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:22:12,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:22:12,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:22:12,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:22:12" (1/1) ... [2024-12-06 05:22:12,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:22:12,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:22:12,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:22:12,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:22:12,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:22:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 05:22:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 05:22:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 05:22:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:22:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 05:22:12,668 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 05:22:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 05:22:12,668 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 05:22:12,894 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:22:12,896 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:22:56,170 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-12-06 05:22:56,171 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:22:56,888 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:22:56,888 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 05:22:56,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:22:56 BoogieIcfgContainer [2024-12-06 05:22:56,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:22:56,889 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:22:56,890 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:22:56,899 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:22:56,899 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:22:56" (1/1) ... [2024-12-06 05:22:56,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:22:56,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:22:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-12-06 05:22:56,954 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-12-06 05:22:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 05:22:56,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:22:56,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:22:56,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:22:56,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:22:56,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:23:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:00,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:23:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:01,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:23:01,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:23:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-06 05:23:01,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:23:12,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:15,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:19,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:19,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-12-06 05:23:19,855 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-12-06 05:23:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 05:23:19,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:19,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:23:19,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:23:19,861 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:23:19,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:23:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:22,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:23:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:23,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:23:23,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:23:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-06 05:23:25,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:23:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-12-06 05:23:29,172 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-12-06 05:23:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 05:23:29,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:29,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:23:29,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:23:29,177 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:23:29,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:23:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:31,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:23:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:33,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 1436 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:23:33,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:23:34,272 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-12-06 05:23:34,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:23:35,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:36,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:36,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-12-06 05:23:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-12-06 05:23:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-12-06 05:23:36,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:36,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:23:36,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:23:36,090 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:23:36,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:23:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:39,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:23:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:40,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:23:40,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:23:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-12-06 05:23:42,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:23:44,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:45,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:23:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:49,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-12-06 05:23:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-12-06 05:23:49,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 05:23:49,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:49,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:23:49,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:23:49,578 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:23:49,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:23:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:52,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:23:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:53,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:23:53,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:23:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-06 05:23:54,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:23:58,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:24:00,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:24:00,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:00,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2024-12-06 05:24:00,345 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2024-12-06 05:24:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 05:24:00,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:00,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:00,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:00,349 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:00,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:24:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:03,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:24:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:04,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 1444 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:24:04,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:24:06,544 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-12-06 05:24:06,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:24:12,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:12,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-12-06 05:24:12,118 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-12-06 05:24:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-06 05:24:12,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:12,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:12,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:12,121 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:12,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:24:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:15,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:24:16,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:16,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 1472 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:24:16,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:24:18,982 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-12-06 05:24:19,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:24:22,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:24:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2024-12-06 05:24:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2024-12-06 05:24:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 05:24:29,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:29,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:29,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:29,675 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:29,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:24:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:32,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:24:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:33,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:24:33,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:24:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-12-06 05:24:36,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:24:45,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:45,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-12-06 05:24:45,420 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-12-06 05:24:45,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-06 05:24:45,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:45,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:45,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:45,423 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:45,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 05:24:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:48,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:24:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:49,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:24:49,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:24:52,306 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-06 05:24:52,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 05:24:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:58,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 168 states and 378 transitions. [2024-12-06 05:24:58,875 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 378 transitions. [2024-12-06 05:24:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 05:24:58,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:58,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:24:58,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:24:58,879 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:24:58,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 05:25:02,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:25:02,186 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:25:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:25:03,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:25:03,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:25:10,449 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 05:25:10,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 05:25:23,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:26:00,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:26:02,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:26:08,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:08,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 198 states and 462 transitions. [2024-12-06 05:26:08,463 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 462 transitions. [2024-12-06 05:26:08,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:26:08,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:08,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:08,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:26:08,467 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:26:08,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 05:26:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:11,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:26:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:12,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:26:12,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:26:20,666 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:26:20,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-12-06 05:26:32,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:32,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 198 states and 462 transitions. [2024-12-06 05:26:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 462 transitions. [2024-12-06 05:26:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:26:32,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:32,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:32,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:26:32,230 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:26:32,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 05:26:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:35,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:26:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:36,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:26:36,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:26:41,655 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:26:41,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 05:26:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 198 states and 462 transitions. [2024-12-06 05:26:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 462 transitions. [2024-12-06 05:26:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:26:43,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:43,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:43,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:26:43,716 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:26:43,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 05:26:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:47,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:26:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:48,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:26:48,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:26:53,320 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:26:53,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 05:26:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 198 states and 462 transitions. [2024-12-06 05:26:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 462 transitions. [2024-12-06 05:26:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 05:26:55,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:55,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:55,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:26:55,377 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:26:55,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 05:26:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:58,951 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:26:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:59,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:26:59,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:27:04,868 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 05:27:04,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 05:27:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:27:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 203 states and 479 transitions. [2024-12-06 05:27:10,758 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 479 transitions. [2024-12-06 05:27:10,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:27:10,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:27:10,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:10,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:27:10,762 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:27:10,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 05:27:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:14,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:27:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:15,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:27:15,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:27:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:27:20,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 05:27:22,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:27:22,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 203 states and 479 transitions. [2024-12-06 05:27:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 479 transitions. [2024-12-06 05:27:22,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:27:22,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:27:22,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:22,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:27:22,562 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:27:22,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 05:27:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:26,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:27:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:27,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:27:27,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:27:32,533 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:27:32,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 05:27:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:27:34,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 203 states and 479 transitions. [2024-12-06 05:27:34,556 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 479 transitions. [2024-12-06 05:27:34,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:27:34,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:27:34,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:34,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:27:34,558 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:27:34,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 05:27:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:38,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:27:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:39,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:27:39,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:27:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:27:44,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 05:27:46,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:27:46,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 203 states and 479 transitions. [2024-12-06 05:27:46,491 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 479 transitions. [2024-12-06 05:27:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:27:46,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:27:46,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:46,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:27:46,494 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:27:46,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 05:27:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:50,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:27:51,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:27:51,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:27:51,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:27:56,389 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:27:56,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 05:27:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:27:58,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 203 states and 479 transitions. [2024-12-06 05:27:58,471 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 479 transitions. [2024-12-06 05:27:58,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:27:58,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:27:58,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:27:58,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:27:58,474 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:27:58,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 05:28:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:01,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:28:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:03,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:28:03,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:28:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:28:08,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 05:28:10,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 203 states and 479 transitions. [2024-12-06 05:28:10,233 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 479 transitions. [2024-12-06 05:28:10,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 05:28:10,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:10,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:28:10,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:28:10,235 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:28:10,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 05:28:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:13,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:28:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:14,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 1452 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:28:14,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:28:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-12-06 05:28:22,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 05:28:39,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:39,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 210 states and 502 transitions. [2024-12-06 05:28:39,875 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 502 transitions. [2024-12-06 05:28:39,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:28:39,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:39,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:28:39,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:28:39,878 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:28:39,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 05:28:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:43,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:28:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:44,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:28:44,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:28:50,026 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:28:50,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 05:28:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:28:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 210 states and 502 transitions. [2024-12-06 05:28:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 502 transitions. [2024-12-06 05:28:52,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:28:52,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:28:52,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:28:52,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:28:52,116 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:28:52,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 05:28:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:56,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:28:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:28:57,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:28:57,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:29:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:29:02,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 05:29:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 210 states and 502 transitions. [2024-12-06 05:29:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 502 transitions. [2024-12-06 05:29:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-06 05:29:04,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:04,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:29:04,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:29:04,264 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:29:04,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 05:29:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:08,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:29:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:09,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 1454 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:29:09,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:29:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-06 05:29:17,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 05:29:26,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:29:27,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:29:39,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:39,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:29:39,500 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:29:39,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:29:39,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:39,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:29:39,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:29:39,503 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:29:39,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 05:29:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:43,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:29:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:44,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:29:44,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:29:49,717 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:29:49,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 05:29:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:51,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:29:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:29:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:29:51,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:51,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:29:51,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:29:51,792 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:29:51,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 05:29:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:56,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:29:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:57,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:29:57,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:30:02,129 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:30:02,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 05:30:04,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:04,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:30:04,208 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:30:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:30:04,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:04,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:30:04,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:30:04,210 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:30:04,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 05:30:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:08,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:30:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:09,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:30:09,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:30:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:30:14,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 05:30:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:30:16,874 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:30:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:30:16,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:16,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:30:16,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:30:16,876 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:30:16,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 05:30:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:21,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:30:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:22,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:30:22,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:30:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:30:27,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 05:30:29,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:29,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:30:29,593 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:30:29,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:30:29,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:29,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:30:29,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:30:29,595 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:30:29,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 05:30:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:33,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:30:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:34,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:30:34,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:30:40,025 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:30:40,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 05:30:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:30:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:30:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:30:42,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:42,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:30:42,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:30:42,108 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:30:42,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 05:30:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:46,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:30:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:47,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:30:47,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:30:52,991 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:30:53,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 05:30:55,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:30:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:30:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:30:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:30:55,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:30:55,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:30:55,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:30:55,050 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:30:55,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 05:30:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:30:59,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:00,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:31:00,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:05,979 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:31:06,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 05:31:08,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:08,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:31:08,029 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:31:08,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:31:08,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:08,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:08,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:08,032 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:08,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 05:31:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:12,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:13,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:31:13,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:31:18,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 05:31:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:20,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:31:20,734 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:31:20,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:31:20,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:20,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:20,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:20,737 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:20,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 05:31:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:25,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:26,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:31:26,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:31,846 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:31:31,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 05:31:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:33,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:31:33,902 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:31:33,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:31:33,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:33,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:33,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:33,905 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:33,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 05:31:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:38,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:39,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:31:39,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:45,104 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:31:45,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 05:31:47,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:31:47,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:31:47,138 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:31:47,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:31:47,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:31:47,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:31:47,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:31:47,140 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:31:47,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 05:31:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:51,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:31:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:31:52,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:31:52,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:31:58,078 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:31:58,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 05:32:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:32:00,118 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:32:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:32:00,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:00,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:32:00,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:32:00,121 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:32:00,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 05:32:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:05,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:32:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:06,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:32:06,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:32:11,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 05:32:13,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:13,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:32:13,557 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:32:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:32:13,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:13,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:32:13,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:32:13,559 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:32:13,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 05:32:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:18,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:32:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:19,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:32:19,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:24,973 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:32:25,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 05:32:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:32:27,031 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:32:27,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:32:27,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:27,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:32:27,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:32:27,034 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:32:27,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 05:32:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:32,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:32:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:33,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:32:33,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:38,440 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:32:38,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 05:32:40,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:40,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:32:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:32:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:32:40,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:40,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:32:40,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:32:40,516 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:32:40,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 05:32:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:45,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:32:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:46,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:32:46,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:51,791 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:32:51,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 05:32:53,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:32:53,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:32:53,901 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:32:53,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:32:53,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:32:53,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:32:53,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:32:53,904 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:32:53,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 05:32:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:32:59,347 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:33:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:00,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:33:00,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:33:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:33:05,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 05:33:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:33:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:33:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:33:07,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:07,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:07,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:33:07,544 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:33:07,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 05:33:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:12,801 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:33:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:13,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:33:13,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:33:18,874 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:33:18,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 05:33:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:33:20,991 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:33:20,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:33:20,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:20,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:20,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:33:20,994 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:33:20,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 05:33:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:26,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:33:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:27,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:33:27,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:33:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:33:32,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 05:33:34,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:33:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:33:34,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:33:34,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:34,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:34,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:33:34,778 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:33:34,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 05:33:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:40,382 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:33:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:41,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:33:41,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:33:46,443 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:33:46,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 05:33:48,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:33:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:33:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:33:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:33:48,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:33:48,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:33:48,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:33:48,621 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:33:48,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 05:33:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:54,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:33:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:33:56,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:33:56,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:34:01,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 05:34:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:34:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:34:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:34:03,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:03,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:03,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:03,312 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:03,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 05:34:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:09,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:10,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:34:10,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:15,349 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:34:15,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 05:34:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:17,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:34:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:34:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:34:17,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:17,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:17,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:17,364 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:17,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 05:34:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:23,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:24,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:34:24,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:29,237 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:34:29,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 05:34:31,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:34:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:34:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:34:31,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:31,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:31,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:31,249 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:31,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 05:34:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:36,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:37,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:34:37,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:42,728 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:34:42,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 05:34:44,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:44,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:34:44,774 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:34:44,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:34:44,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:44,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:44,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:44,776 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:44,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 05:34:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:50,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:34:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:34:51,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:34:51,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:34:57,383 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:34:57,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 05:34:59,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:34:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:34:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:34:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:34:59,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:34:59,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:34:59,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:34:59,641 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:34:59,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 05:35:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:06,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:07,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:35:07,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:35:12,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 05:35:14,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:14,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:35:14,501 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:35:14,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:35:14,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:14,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:14,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:14,504 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:14,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 05:35:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:20,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:21,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:21,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:35:21,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:27,241 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:35:27,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 05:35:29,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:29,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:35:29,345 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:35:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:35:29,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:29,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:29,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:29,349 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:29,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 05:35:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:36,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:37,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:35:37,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:42,261 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:35:42,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 05:35:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:44,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:35:44,363 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:35:44,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:35:44,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:44,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:44,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:44,366 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:44,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 05:35:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:50,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:35:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:35:51,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:35:51,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:35:56,821 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:35:56,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 05:35:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:35:58,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:35:58,912 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:35:58,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:35:58,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:35:58,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:35:58,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:35:58,915 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:35:58,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 05:36:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:04,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:05,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:36:05,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:36:11,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 05:36:13,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:36:13,163 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:36:13,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:36:13,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:13,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:13,166 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:13,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 05:36:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:19,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:20,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:36:20,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:25,834 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:36:25,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 05:36:27,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:27,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:36:27,908 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:36:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:36:27,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:27,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:27,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:27,911 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:27,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 05:36:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:34,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:35,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:36:35,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:36:40,660 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 05:36:40,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 05:36:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:36:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 218 states and 529 transitions. [2024-12-06 05:36:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 529 transitions. [2024-12-06 05:36:42,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 05:36:42,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:36:42,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:36:42,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:36:42,764 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:36:42,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3b30fd-683e-4376-af44-4de0add9a95a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 05:36:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:49,237 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:36:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:36:50,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 1457 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:36:50,209 INFO L279 TraceCheckSpWp]: Computing forward predicates...