./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/sqrt_2_safe.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_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/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_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/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_e9c634d1-71aa-46c9-94b5-300a63c01df6/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 38d8ad489c2d829f8fa31ff25be0a6dc25c6c453e5aa0379bc09295e0ef03abe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:04:51,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:04:51,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:04:51,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:04:51,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:04:51,450 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:04:51,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:04:51,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:04:51,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:04:51,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:04:51,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:04:51,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:04:51,452 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:04:51,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:04:51,452 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:04:51,453 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:04:51,453 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:04:51,454 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:04:51,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:04:51,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:04:51,454 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:04:51,454 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:04:51,454 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:04:51,454 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:04:51,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:04:51,454 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_e9c634d1-71aa-46c9-94b5-300a63c01df6/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 -> 38d8ad489c2d829f8fa31ff25be0a6dc25c6c453e5aa0379bc09295e0ef03abe [2024-12-05 23:04:51,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:04:51,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:04:51,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:04:51,721 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:04:51,722 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:04:51,723 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i [2024-12-05 23:04:54,355 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/d7cad5f27/0160803f35a3483eb83108be9e12cf8a/FLAG9457c70ac [2024-12-05 23:04:54,624 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:04:54,625 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i [2024-12-05 23:04:54,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/d7cad5f27/0160803f35a3483eb83108be9e12cf8a/FLAG9457c70ac [2024-12-05 23:04:54,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/d7cad5f27/0160803f35a3483eb83108be9e12cf8a [2024-12-05 23:04:54,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:04:54,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:04:54,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:04:54,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:04:54,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:04:54,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:04:54" (1/1) ... [2024-12-05 23:04:54,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bfc1889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:04:54, skipping insertion in model container [2024-12-05 23:04:54,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:04:54" (1/1) ... [2024-12-05 23:04:54,963 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:04:55,460 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: sqrt 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:04:55,466 INFO L158 Benchmark]: Toolchain (without parser) took 536.30ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 100.1MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:04:55,467 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:04:55,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.68ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 100.1MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:04:55,468 INFO L338 ainManager$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 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 534.68ms. Allocated memory is still 142.6MB. Free memory was 114.9MB in the beginning and 100.1MB in the end (delta: 14.8MB). Peak memory consumption was 8.4MB. 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: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: 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_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/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_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/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_e9c634d1-71aa-46c9-94b5-300a63c01df6/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 38d8ad489c2d829f8fa31ff25be0a6dc25c6c453e5aa0379bc09295e0ef03abe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:04:57,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:04:57,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:04:57,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:04:57,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:04:57,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:04:57,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:04:57,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:04:57,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:04:57,349 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:04:57,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:04:57,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:04:57,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:04:57,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:04:57,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:04:57,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:04:57,351 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:04:57,351 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:04:57,351 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:04:57,351 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_e9c634d1-71aa-46c9-94b5-300a63c01df6/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 -> 38d8ad489c2d829f8fa31ff25be0a6dc25c6c453e5aa0379bc09295e0ef03abe [2024-12-05 23:04:57,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:04:57,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:04:57,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:04:57,597 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:04:57,598 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:04:57,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i [2024-12-05 23:05:00,288 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/071dacd20/e64bc451e89c4b80a54748b72f9bed17/FLAG9bc7fb8f1 [2024-12-05 23:05:00,536 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:05:00,537 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i [2024-12-05 23:05:00,551 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/071dacd20/e64bc451e89c4b80a54748b72f9bed17/FLAG9bc7fb8f1 [2024-12-05 23:05:00,842 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/data/071dacd20/e64bc451e89c4b80a54748b72f9bed17 [2024-12-05 23:05:00,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:05:00,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:05:00,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:05:00,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:05:00,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:05:00,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:05:00" (1/1) ... [2024-12-05 23:05:00,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47423d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:00, skipping insertion in model container [2024-12-05 23:05:00,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:05:00" (1/1) ... [2024-12-05 23:05:00,872 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:05:01,362 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_e9c634d1-71aa-46c9-94b5-300a63c01df6/sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i[63034,63047] [2024-12-05 23:05:01,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:05:01,376 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:05:01,422 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_e9c634d1-71aa-46c9-94b5-300a63c01df6/sv-benchmarks/c/neural-networks/sqrt_2_safe.c-amalgamation.i[63034,63047] [2024-12-05 23:05:01,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:05:01,537 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:05:01,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01 WrapperNode [2024-12-05 23:05:01,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:05:01,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:05:01,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:05:01,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:05:01,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,563 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,577 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2024-12-05 23:05:01,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:05:01,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:05:01,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:05:01,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:05:01,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,590 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:05:01,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:05:01,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:05:01,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:05:01,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:05:01" (1/1) ... [2024-12-05 23:05:01,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:05:01,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:05:01,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:05:01,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:05:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:05:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:05:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:05:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:05:01,725 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:05:01,726 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:05:11,827 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-05 23:05:11,827 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:05:11,871 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:05:11,872 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 23:05:11,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:05:11 BoogieIcfgContainer [2024-12-05 23:05:11,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:05:11,873 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:05:11,873 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:05:11,882 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:05:11,882 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:05:11" (1/1) ... [2024-12-05 23:05:11,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:05:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:05:11,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 23:05:11,927 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 23:05:11,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 23:05:11,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:05:11,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:05:11,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:05:11,932 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:05:11,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:05:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:05:22,662 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:05:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:05:32,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:05:32,826 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:05:32,831 INFO L158 Benchmark]: Toolchain (without parser) took 31985.40ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 50.0MB in the end (delta: 17.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-12-05 23:05:32,831 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:05:32,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.60ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 38.5MB in the end (delta: 28.5MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-12-05 23:05:32,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.34ms. Allocated memory is still 92.3MB. Free memory was 38.5MB in the beginning and 35.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:05:32,832 INFO L158 Benchmark]: Boogie Preprocessor took 19.43ms. Allocated memory is still 92.3MB. Free memory was 35.9MB in the beginning and 34.9MB in the end (delta: 975.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:05:32,833 INFO L158 Benchmark]: RCFGBuilder took 10274.55ms. Allocated memory is still 92.3MB. Free memory was 34.9MB in the beginning and 57.6MB in the end (delta: -22.6MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-05 23:05:32,833 INFO L158 Benchmark]: CodeCheck took 20956.83ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 50.0MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:05:32,836 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.60ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 38.5MB in the end (delta: 28.5MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.34ms. Allocated memory is still 92.3MB. Free memory was 38.5MB in the beginning and 35.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.43ms. Allocated memory is still 92.3MB. Free memory was 35.9MB in the beginning and 34.9MB in the end (delta: 975.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10274.55ms. Allocated memory is still 92.3MB. Free memory was 34.9MB in the beginning and 57.6MB in the end (delta: -22.6MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 20956.83ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 50.0MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:05:32,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9c634d1-71aa-46c9-94b5-300a63c01df6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown