./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.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_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/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_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/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_0117f66d-c406-4cfa-9641-248070daa327/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 7b3c7435982770834cfc131463d786948517df0041a2df466feb43cba8dfce9a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:24:29,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:24:29,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:24:29,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:24:29,928 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:24:29,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:24:29,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:24:29,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:24:29,947 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:24:29,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:24:29,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:24:29,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:24:29,948 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:24:29,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:24:29,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:24:29,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:24:29,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:24:29,949 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:24:29,949 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:24:29,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:24:29,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:24:29,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:24:29,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:24:29,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:24:29,950 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:24:29,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:24:29,950 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_0117f66d-c406-4cfa-9641-248070daa327/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 -> 7b3c7435982770834cfc131463d786948517df0041a2df466feb43cba8dfce9a [2024-12-05 22:24:30,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:24:30,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:24:30,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:24:30,170 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:24:30,171 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:24:30,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i [2024-12-05 22:24:32,785 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/e395ea113/b39f0852874d4d29851009feb38550e9/FLAG724ee3c72 [2024-12-05 22:24:32,993 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:24:32,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i [2024-12-05 22:24:33,000 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/e395ea113/b39f0852874d4d29851009feb38550e9/FLAG724ee3c72 [2024-12-05 22:24:33,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/e395ea113/b39f0852874d4d29851009feb38550e9 [2024-12-05 22:24:33,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:24:33,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:24:33,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:24:33,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:24:33,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:24:33,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109069b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33, skipping insertion in model container [2024-12-05 22:24:33,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:24:33,489 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_0117f66d-c406-4cfa-9641-248070daa327/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i[915,928] [2024-12-05 22:24:33,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:24:33,532 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:24:33,540 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_0117f66d-c406-4cfa-9641-248070daa327/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i[915,928] [2024-12-05 22:24:33,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:24:33,571 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:24:33,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33 WrapperNode [2024-12-05 22:24:33,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:24:33,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:24:33,573 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:24:33,573 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:24:33,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,603 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 102 [2024-12-05 22:24:33,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:24:33,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:24:33,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:24:33,604 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:24:33,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,617 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:24:33,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:24:33,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:24:33,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:24:33,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:24:33,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:24:33,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:24:33,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:24:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:24:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:24:33,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:24:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:24:33,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:24:33,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:24:33,728 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:24:33,729 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:24:33,871 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 22:24:33,871 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:24:33,946 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:24:33,946 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:24:33,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:24:33 BoogieIcfgContainer [2024-12-05 22:24:33,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:24:33,948 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:24:33,948 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:24:33,957 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:24:33,957 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:24:33" (1/1) ... [2024-12-05 22:24:33,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:24:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:34,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-05 22:24:34,008 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-05 22:24:34,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:24:34,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:34,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:24:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:24:34,178 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:24:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:24:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:24:34,342 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:24:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:24:34,425 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:24:34,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:24:34 ImpRootNode [2024-12-05 22:24:34,469 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:24:34,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:24:34,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:24:34,470 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:24:34,470 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:24:33" (3/4) ... [2024-12-05 22:24:34,472 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:24:34,473 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:24:34,474 INFO L158 Benchmark]: Toolchain (without parser) took 1104.41ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 109.0MB in the end (delta: 7.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2024-12-05 22:24:34,475 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:24:34,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.60ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 103.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:24:34,475 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.28ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 101.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:24:34,476 INFO L158 Benchmark]: Boogie Preprocessor took 22.36ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.9MB in the end (delta: 972.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:24:34,476 INFO L158 Benchmark]: RCFGBuilder took 320.58ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 81.0MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:24:34,476 INFO L158 Benchmark]: CodeCheck took 521.11ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 109.0MB in the end (delta: -28.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-05 22:24:34,477 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 109.0MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:24:34,479 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, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 55 NumberOfCodeBlocks, 55 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: 19]: 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 someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 53, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_2 = -128; [L24] unsigned char var_1_3 = 1; [L25] signed char var_1_4 = -5; [L26] unsigned char var_1_5 = 16; [L27] unsigned char var_1_9 = 25; [L28] float var_1_10 = 2.5; [L29] signed char var_1_11 = 1; [L30] signed char var_1_12 = 4; [L31] float var_1_13 = 7.75; [L32] float var_1_14 = 64.75; [L33] float var_1_15 = 256.52; [L34] float var_1_16 = 3.25; [L91] isInitial = 1 [L92] FCALL initially() [L94] FCALL updateLastVariables() [L95] CALL updateVariables() [L60] var_1_3 = __VERIFIER_nondet_uchar() [L61] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_4=-5, var_1_5=16, var_1_9=25] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_4=-5, var_1_5=16, var_1_9=25] [L62] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=-5, var_1_5=16, var_1_9=25] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=-5, var_1_5=16, var_1_9=25] [L63] var_1_4 = __VERIFIER_nondet_char() [L64] CALL assume_abort_if_not(var_1_4 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=25] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_4 >= -126) VAL [isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=25] [L65] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=25] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=25] [L66] var_1_9 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16] [L68] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=5/2, var_1_11=1, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L69] var_1_11 = __VERIFIER_nondet_char() [L70] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L71] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=4, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L72] var_1_12 = __VERIFIER_nondet_char() [L73] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L74] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_13=31/4, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L75] var_1_13 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_13 >= -230584.3009213691390e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_13 >= -230584.3009213691390e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_14=259/4, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L77] var_1_14 = __VERIFIER_nondet_float() [L78] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_15=6413/25, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L79] var_1_15 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_16=13/4, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L81] var_1_16 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5/2, var_1_11=0, var_1_12=11, var_1_1=32, var_1_2=-128, var_1_3=0, var_1_4=5, var_1_5=16, var_1_9=15] [L95] RET updateVariables() [L96] CALL step() [L38] var_1_1 = (16 - 2) [L39] COND FALSE !(\read(var_1_3)) [L42] var_1_2 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) [L44] COND FALSE !(var_1_4 < ((16 + var_1_11) - var_1_12)) [L51] var_1_10 = var_1_14 [L53] COND TRUE (var_1_10 * var_1_10) > var_1_10 [L54] var_1_5 = (((((25) < (5)) ? (25) : (5))) + 10) [L96] RET step() [L97] CALL, EXPR property() [L87-L88] return (((var_1_1 == ((signed char) (16 - 2))) && (var_1_3 ? (var_1_2 == ((signed char) ((((-4) < 0 ) ? -(-4) : (-4))))) : (var_1_2 == ((signed char) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))))) && (((var_1_10 * var_1_10) > var_1_10) ? (var_1_5 == ((unsigned char) (((((25) < (5)) ? (25) : (5))) + 10))) : (var_1_5 == ((unsigned char) var_1_9)))) && ((var_1_4 < ((16 + var_1_11) - var_1_12)) ? (var_1_3 ? (var_1_10 == ((float) ((var_1_13 + 50.6f) + var_1_14))) : (var_1_10 == ((float) (var_1_15 - var_1_16)))) : (var_1_10 == ((float) var_1_14))) ; [L97] RET, EXPR property() [L97] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=11, var_1_14=2, var_1_1=14, var_1_2=5, var_1_3=0, var_1_4=5, var_1_5=15, var_1_9=15] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=11, var_1_14=2, var_1_1=14, var_1_2=5, var_1_3=0, var_1_4=5, var_1_5=15, var_1_9=15] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.60ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 103.5MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.28ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 101.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.36ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.9MB in the end (delta: 972.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 320.58ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 81.0MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 521.11ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 109.0MB in the end (delta: -28.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 109.0MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:24:34,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/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_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/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_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/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_0117f66d-c406-4cfa-9641-248070daa327/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 7b3c7435982770834cfc131463d786948517df0041a2df466feb43cba8dfce9a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:24:36,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:24:36,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:24:36,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:24:36,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:24:36,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:24:36,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:24:36,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:24:36,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:24:36,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:24:36,489 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:24:36,489 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:24:36,489 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:24:36,489 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:24:36,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:24:36,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:24:36,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:24:36,491 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:24:36,491 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:24:36,491 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:24:36,491 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:24:36,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:24:36,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:24:36,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:24:36,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:24:36,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:24:36,492 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:24:36,492 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:24:36,492 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:24:36,492 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_0117f66d-c406-4cfa-9641-248070daa327/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 -> 7b3c7435982770834cfc131463d786948517df0041a2df466feb43cba8dfce9a [2024-12-05 22:24:36,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:24:36,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:24:36,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:24:36,722 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:24:36,722 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:24:36,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i [2024-12-05 22:24:39,455 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/ecf78e9b5/8d81b916edf14ccf84a9e28d0c9ae4ba/FLAGefb2f26d7 [2024-12-05 22:24:39,652 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:24:39,653 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i [2024-12-05 22:24:39,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/ecf78e9b5/8d81b916edf14ccf84a9e28d0c9ae4ba/FLAGefb2f26d7 [2024-12-05 22:24:39,674 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/data/ecf78e9b5/8d81b916edf14ccf84a9e28d0c9ae4ba [2024-12-05 22:24:39,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:24:39,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:24:39,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:24:39,679 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:24:39,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:24:39,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce1e81a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39, skipping insertion in model container [2024-12-05 22:24:39,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,700 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:24:39,827 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_0117f66d-c406-4cfa-9641-248070daa327/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i[915,928] [2024-12-05 22:24:39,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:24:39,879 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:24:39,889 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_0117f66d-c406-4cfa-9641-248070daa327/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-62.i[915,928] [2024-12-05 22:24:39,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:24:39,922 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:24:39,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39 WrapperNode [2024-12-05 22:24:39,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:24:39,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:24:39,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:24:39,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:24:39,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,958 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2024-12-05 22:24:39,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:24:39,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:24:39,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:24:39,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:24:39,967 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,977 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:24:39,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:24:39,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:24:39,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:24:39,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:24:39" (1/1) ... [2024-12-05 22:24:39,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:24:40,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:24:40,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:24:40,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:24:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:24:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:24:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:24:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:24:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:24:40,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:24:40,108 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:24:40,110 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:24:41,780 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 22:24:41,780 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:24:41,855 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:24:41,856 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:24:41,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:24:41 BoogieIcfgContainer [2024-12-05 22:24:41,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:24:41,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:24:41,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:24:41,866 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:24:41,866 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:24:41" (1/1) ... [2024-12-05 22:24:41,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:24:41,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:24:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2024-12-05 22:24:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2024-12-05 22:24:41,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:24:41,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:24:41,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:24:41,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:24:41,917 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:24:41,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:24:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:42,546 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:24:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:24:45,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:24:45,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:27:34,153 WARN L286 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:31:06,176 WARN L286 SmtUtils]: Spent 5.22s 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 22:31:11,939 WARN L286 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:31:30,057 WARN L286 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:31:39,608 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:32:53,647 WARN L286 SmtUtils]: Spent 6.11s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:32:59,189 WARN L286 SmtUtils]: Spent 5.53s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:33:08,548 WARN L286 SmtUtils]: Spent 5.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:33:24,811 WARN L286 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 5 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-05 22:35:01,095 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 114 proven. 15 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-12-05 22:35:01,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:35:05,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:35:07,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:35:10,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:35:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:35:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 58 states and 108 transitions. [2024-12-05 22:35:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2024-12-05 22:35:11,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-12-05 22:35:11,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:35:11,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:35:11,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:35:11,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:35:11,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0117f66d-c406-4cfa-9641-248070daa327/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:35:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:12,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:35:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:35:17,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:35:17,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:02,229 WARN L286 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)