./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter2_reinit.c --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_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/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_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_reinit.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/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_d7b2cf6a-8b06-4405-af96-edadb123e939/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 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:26,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:26,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:37:26,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:37:26,668 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:37:26,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:26,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:26,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:26,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:26,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:26,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:26,689 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:26,689 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:26,689 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:37:26,689 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:26,689 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:26,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:26,690 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:26,690 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:26,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:26,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:26,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:26,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:26,691 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:37:26,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:37:26,691 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_d7b2cf6a-8b06-4405-af96-edadb123e939/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 -> 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 [2024-12-06 04:37:26,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:26,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:26,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:26,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:26,964 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:26,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/filter2_reinit.c [2024-12-06 04:37:29,648 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/3a7bbfc2c/fe3b5f02d6b14ae1b86a7344a503287d/FLAGa226c35b0 [2024-12-06 04:37:29,858 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:29,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/sv-benchmarks/c/float-benchs/filter2_reinit.c [2024-12-06 04:37:29,866 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/3a7bbfc2c/fe3b5f02d6b14ae1b86a7344a503287d/FLAGa226c35b0 [2024-12-06 04:37:29,882 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/3a7bbfc2c/fe3b5f02d6b14ae1b86a7344a503287d [2024-12-06 04:37:29,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:29,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:29,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:29,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:29,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:29,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:29" (1/1) ... [2024-12-06 04:37:29,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1724de17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:29, skipping insertion in model container [2024-12-06 04:37:29,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:29" (1/1) ... [2024-12-06 04:37:29,910 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:30,056 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_d7b2cf6a-8b06-4405-af96-edadb123e939/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-12-06 04:37:30,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:30,082 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:30,090 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_d7b2cf6a-8b06-4405-af96-edadb123e939/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-12-06 04:37:30,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:30,109 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:30,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30 WrapperNode [2024-12-06 04:37:30,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:30,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:30,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:30,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:30,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,136 INFO L138 Inliner]: procedures = 15, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-12-06 04:37:30,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:30,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:30,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:30,137 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:30,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,147 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:30,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:30,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:30,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:30,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:30,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:30,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:30,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:37:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:37:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:37:30,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:30,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:30,265 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:30,266 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:30,370 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 04:37:30,370 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:30,409 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:37:30,409 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:37:30,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:30 BoogieIcfgContainer [2024-12-06 04:37:30,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:37:30,410 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:37:30,410 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:37:30,420 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:37:30,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:30" (1/1) ... [2024-12-06 04:37:30,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:37:30,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-12-06 04:37:30,481 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-12-06 04:37:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:37:30,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:30,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:37:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:37:30,584 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:37:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:37:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:37:30,644 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:37:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:37:30,672 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:37:30,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:37:30 ImpRootNode [2024-12-06 04:37:30,693 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:37:30,693 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:37:30,694 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:37:30,694 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:37:30,694 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:30" (3/4) ... [2024-12-06 04:37:30,696 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:37:30,697 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:37:30,698 INFO L158 Benchmark]: Toolchain (without parser) took 812.35ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 77.7MB in the end (delta: 39.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:37:30,699 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:30,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.89ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:37:30,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.82ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:30,700 INFO L158 Benchmark]: Boogie Preprocessor took 15.41ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.7MB in the end (delta: 851.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:30,700 INFO L158 Benchmark]: RCFGBuilder took 256.37ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 91.2MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:37:30,701 INFO L158 Benchmark]: CodeCheck took 282.63ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 77.9MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:37:30,701 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 77.7MB in the end (delta: 267.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:30,703 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 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - UnprovableResult [Line: 18]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 28, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 29, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 31. Possible FailurePath: [L23] double E, E0, E1, S0, S1, S; [L24] int i; [L26] E = __VERIFIER_nondet_double() [L27] E0 = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L16] COND FALSE !(!cond) [L28] RET assume_abort_if_not(E >= 0. && E <= 1.) [L29] CALL assume_abort_if_not(E0 >= 0. && E0 <= 1.) VAL [\old(cond)=1] [L16] COND FALSE !(!cond) [L29] RET assume_abort_if_not(E0 >= 0. && E0 <= 1.) [L31] S0 = 0 [L32] S = 0 [L34] i = 0 VAL [i=0] [L34] COND TRUE i <= 1000000 [L36] E1 = E0 [L37] E0 = E [L39] E = __VERIFIER_nondet_double() [L40] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L16] COND FALSE !(!cond) [L40] RET assume_abort_if_not(E >= 0. && E <= 1.) VAL [E0=2, i=0] [L42] COND TRUE __VERIFIER_nondet_int() [L43] E1 = E [L44] E0 = E [L45] S0 = E [L46] S = E [L49] S1 = S0 [L50] S0 = S [L51] S = 0.7*E - E0*1.3 + E1*1.1 + S0*1.4 - S1*0.7 [L53] CALL __VERIFIER_assert(S >= -4. && S <= 4.) [L18] COND TRUE !(cond) [L18] reach_error() * 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 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.89ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.82ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.41ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.7MB in the end (delta: 851.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 256.37ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 91.2MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 282.63ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 77.9MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 77.7MB in the end (delta: 267.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:37:30,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/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 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_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/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_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_reinit.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/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_d7b2cf6a-8b06-4405-af96-edadb123e939/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 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:32,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:32,724 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:37:32,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:32,753 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:32,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:32,754 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:32,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:32,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:32,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:32,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:32,756 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:32,756 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:32,756 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:32,756 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:32,756 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:32,756 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:32,756 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:37:32,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:32,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:32,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:32,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:32,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:32,757 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:37:32,757 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:32,757 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:37:32,757 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_d7b2cf6a-8b06-4405-af96-edadb123e939/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 -> 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 [2024-12-06 04:37:33,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:33,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:33,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:33,044 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:33,044 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:33,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/filter2_reinit.c [2024-12-06 04:37:35,772 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/2966cb476/d0f10189877042be92331eaa0e4a1f47/FLAG5edf07105 [2024-12-06 04:37:35,974 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:35,975 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/sv-benchmarks/c/float-benchs/filter2_reinit.c [2024-12-06 04:37:35,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/2966cb476/d0f10189877042be92331eaa0e4a1f47/FLAG5edf07105 [2024-12-06 04:37:35,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/data/2966cb476/d0f10189877042be92331eaa0e4a1f47 [2024-12-06 04:37:35,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:36,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:36,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:36,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:36,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:36,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:36,009 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea1d5a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36, skipping insertion in model container [2024-12-06 04:37:36,009 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:35" (1/1) ... [2024-12-06 04:37:36,024 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:36,166 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_d7b2cf6a-8b06-4405-af96-edadb123e939/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-12-06 04:37:36,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:36,199 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:36,210 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_d7b2cf6a-8b06-4405-af96-edadb123e939/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-12-06 04:37:36,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:36,233 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:36,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36 WrapperNode [2024-12-06 04:37:36,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:36,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:36,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:36,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:36,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,261 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-12-06 04:37:36,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:36,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:36,262 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:36,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:36,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,270 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,277 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:36,286 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:36,286 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:36,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:36,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:36" (1/1) ... [2024-12-06 04:37:36,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:36,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:36,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:36,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:37:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:37:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:37:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:36,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:36,391 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:36,392 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:46,676 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-06 04:37:46,676 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:46,725 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:37:46,725 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:37:46,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:46 BoogieIcfgContainer [2024-12-06 04:37:46,726 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:37:46,726 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:37:46,726 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:37:46,734 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:37:46,734 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:46" (1/1) ... [2024-12-06 04:37:46,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:37:46,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:46,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-12-06 04:37:46,780 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-12-06 04:37:46,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:37:46,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:46,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:46,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:37:46,793 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:37:46,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:37:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:37:54,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:38:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:38:05,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:38:05,042 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) [2024-12-06 04:38:05,046 INFO L158 Benchmark]: Toolchain (without parser) took 29044.93ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 63.3MB in the end (delta: 6.0MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-12-06 04:38:05,046 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:05,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.62ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 57.3MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:05,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.08ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:05,048 INFO L158 Benchmark]: Boogie Preprocessor took 23.55ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 55.0MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:05,048 INFO L158 Benchmark]: RCFGBuilder took 10439.53ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 42.5MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:05,048 INFO L158 Benchmark]: CodeCheck took 18318.92ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 63.3MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:05,050 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.62ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 57.3MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.08ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.55ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 55.0MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10439.53ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 42.5MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 18318.92ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 63.3MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:38:05,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7b2cf6a-8b06-4405-af96-edadb123e939/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