./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/sqrt_0_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_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/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_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/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_fc787a21-6884-4d0d-974c-a739affe39fd/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 8d903284776f66320c99bfda02cd66dabc967b0ed7cd2061e4e904027a3465c5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:28:20,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:28:20,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:28:20,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:28:20,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:28:20,601 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:28:20,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:28:20,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:28:20,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:28:20,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:28:20,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:28:20,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:28:20,602 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:28:20,602 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:28:20,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:28:20,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:28:20,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:28:20,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:20,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:28:20,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:28:20,604 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:28:20,604 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:28:20,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:28:20,604 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_fc787a21-6884-4d0d-974c-a739affe39fd/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 -> 8d903284776f66320c99bfda02cd66dabc967b0ed7cd2061e4e904027a3465c5 [2024-12-05 21:28:20,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:28:20,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:28:20,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:28:20,855 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:28:20,855 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:28:20,856 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i [2024-12-05 21:28:23,485 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/87be681b9/95e4f42f1ef542d39c2ce64d85610085/FLAGa6d9a9f3a [2024-12-05 21:28:23,771 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:28:23,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i [2024-12-05 21:28:23,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/87be681b9/95e4f42f1ef542d39c2ce64d85610085/FLAGa6d9a9f3a [2024-12-05 21:28:24,035 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/87be681b9/95e4f42f1ef542d39c2ce64d85610085 [2024-12-05 21:28:24,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:28:24,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:28:24,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:24,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:28:24,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:28:24,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:24" (1/1) ... [2024-12-05 21:28:24,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c8d23e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:24, skipping insertion in model container [2024-12-05 21:28:24,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:24" (1/1) ... [2024-12-05 21:28:24,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:28:24,530 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:28:24,535 INFO L158 Benchmark]: Toolchain (without parser) took 496.33ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 101.7MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:28:24,536 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:28:24,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.17ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 101.7MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:28:24,537 INFO L338 ainManager$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 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.17ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 101.7MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. 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_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/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_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/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_fc787a21-6884-4d0d-974c-a739affe39fd/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 8d903284776f66320c99bfda02cd66dabc967b0ed7cd2061e4e904027a3465c5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:28:26,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:28:26,344 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:28:26,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:28:26,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:28:26,370 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:28:26,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:28:26,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:28:26,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:28:26,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:28:26,371 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:28:26,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:28:26,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:26,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:28:26,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:28:26,373 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:28:26,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:26,373 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:28:26,373 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_fc787a21-6884-4d0d-974c-a739affe39fd/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 -> 8d903284776f66320c99bfda02cd66dabc967b0ed7cd2061e4e904027a3465c5 [2024-12-05 21:28:26,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:28:26,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:28:26,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:28:26,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:28:26,629 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:28:26,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i [2024-12-05 21:28:29,353 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/ab9e6a8b3/c2eefbf792964502b2b6f83f2fe4f733/FLAG965f56c2d [2024-12-05 21:28:29,611 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:28:29,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i [2024-12-05 21:28:29,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/ab9e6a8b3/c2eefbf792964502b2b6f83f2fe4f733/FLAG965f56c2d [2024-12-05 21:28:29,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/data/ab9e6a8b3/c2eefbf792964502b2b6f83f2fe4f733 [2024-12-05 21:28:29,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:28:29,903 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:28:29,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:29,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:28:29,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:28:29,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:29" (1/1) ... [2024-12-05 21:28:29,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2cd61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:29, skipping insertion in model container [2024-12-05 21:28:29,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:29" (1/1) ... [2024-12-05 21:28:29,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:28:30,369 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_fc787a21-6884-4d0d-974c-a739affe39fd/sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i[62990,63003] [2024-12-05 21:28:30,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:30,383 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:28:30,427 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_fc787a21-6884-4d0d-974c-a739affe39fd/sv-benchmarks/c/neural-networks/sqrt_0_safe.c-amalgamation.i[62990,63003] [2024-12-05 21:28:30,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:30,521 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:28:30,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30 WrapperNode [2024-12-05 21:28:30,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:30,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:30,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:28:30,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:28:30,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,560 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2024-12-05 21:28:30,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:30,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:28:30,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:28:30,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:28:30,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,568 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,568 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,573 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,580 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:28:30,581 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:28:30,581 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:28:30,581 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:28:30,582 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:30" (1/1) ... [2024-12-05 21:28:30,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:30,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:28:30,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:28:30,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:28:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:28:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:28:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:28:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:28:30,722 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:28:30,724 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:28:40,941 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 21:28:40,941 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:28:40,984 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:28:40,984 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:28:40,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:40 BoogieIcfgContainer [2024-12-05 21:28:40,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:28:40,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:28:40,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:28:40,994 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:28:40,995 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:40" (1/1) ... [2024-12-05 21:28:41,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:28:41,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 21:28:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 21:28:41,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:28:41,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:41,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:41,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:28:41,038 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:28:41,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:28:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:41,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:28:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:28:41,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 21:28:41,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:28:57,040 WARN L286 SmtUtils]: Spent 15.34s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 21:29:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:29:02,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 21:29:17,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:29:20,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:29:27,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.19s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 21:29:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:29:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-12-05 21:29:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-12-05 21:29:27,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:29:27,089 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-12-05 21:29:27,095 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 21:29:28,957 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:29:28,957 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 850) no Hoare annotation was computed. [2024-12-05 21:29:28,957 INFO L77 FloydHoareUtils]: At program point L850(line 850) the Hoare annotation is: (exists ((|v_ULTIMATE.start_main_~x~0#1_21| (_ FloatingPoint 8 24))) (and (= |ULTIMATE.start_main_~y~0#1| (fp.sqrt currentRoundingMode |v_ULTIMATE.start_main_~x~0#1_21|)) (fp.lt |v_ULTIMATE.start_main_~x~0#1_21| (_ +zero 8 24)))) [2024-12-05 21:29:28,957 INFO L75 FloydHoareUtils]: For program point L850-1(line 850) no Hoare annotation was computed. [2024-12-05 21:29:28,957 INFO L77 FloydHoareUtils]: At program point L850-3(line 850) the Hoare annotation is: true [2024-12-05 21:29:28,957 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:29:28,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:29:28 ImpRootNode [2024-12-05 21:29:28,962 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:29:28,962 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:29:28,962 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:29:28,962 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:29:28,963 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:40" (3/4) ... [2024-12-05 21:29:28,964 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:29:28,968 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-05 21:29:28,968 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-12-05 21:29:28,968 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 21:29:28,969 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:29:28,969 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:29:29,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:29:29,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:29:29,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:29:29,027 INFO L158 Benchmark]: Toolchain (without parser) took 59124.10ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 39.6MB in the end (delta: 27.4MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-12-05 21:29:29,027 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:29:29,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 618.10ms. Allocated memory is still 92.3MB. Free memory was 66.7MB in the beginning and 37.3MB in the end (delta: 29.5MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:29,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.69ms. Allocated memory is still 92.3MB. Free memory was 37.3MB in the beginning and 34.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:29:29,029 INFO L158 Benchmark]: Boogie Preprocessor took 18.91ms. Allocated memory is still 92.3MB. Free memory was 34.6MB in the beginning and 33.6MB in the end (delta: 955.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:29:29,029 INFO L158 Benchmark]: RCFGBuilder took 10404.25ms. Allocated memory is still 92.3MB. Free memory was 33.6MB in the beginning and 56.8MB in the end (delta: -23.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-05 21:29:29,029 INFO L158 Benchmark]: CodeCheck took 47976.29ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 43.6MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:29,030 INFO L158 Benchmark]: Witness Printer took 63.85ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 39.6MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:29:29,031 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 19.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 19.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 21.3s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 1 QuantifiedInterpolants, 11 SizeOfPredicates, 1 NumberOfNonLiveVariables, 22 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 850]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 618.10ms. Allocated memory is still 92.3MB. Free memory was 66.7MB in the beginning and 37.3MB in the end (delta: 29.5MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.69ms. Allocated memory is still 92.3MB. Free memory was 37.3MB in the beginning and 34.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.91ms. Allocated memory is still 92.3MB. Free memory was 34.6MB in the beginning and 33.6MB in the end (delta: 955.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10404.25ms. Allocated memory is still 92.3MB. Free memory was 33.6MB in the beginning and 56.8MB in the end (delta: -23.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 47976.29ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 43.6MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 63.85ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 39.6MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 21:29:29,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc787a21-6884-4d0d-974c-a739affe39fd/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: TRUE