./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.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_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dea0ccff691fdc084aed7c12cf23a4d892c1ba2fee74656ae02c8a02a733583a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:40:09,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:40:09,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 06:40:09,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:40:09,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:40:09,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:40:09,119 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:40:09,119 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:40:09,119 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:40:09,119 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:40:09,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:40:09,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:40:09,120 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:40:09,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:40:09,120 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:40:09,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:40:09,120 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:40:09,120 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:40:09,120 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:40:09,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:40:09,121 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:40:09,121 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:40:09,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:40:09,122 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:40:09,122 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:40:09,123 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1 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 -> Automizer 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 -> dea0ccff691fdc084aed7c12cf23a4d892c1ba2fee74656ae02c8a02a733583a [2024-12-02 06:40:09,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:40:09,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:40:09,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:40:09,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:40:09,340 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:40:09,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i [2024-12-02 06:40:11,925 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/c32091b98/00960e9fff4945fb927416ca9d22ac4b/FLAGed0e8f2b0 [2024-12-02 06:40:12,139 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:40:12,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i [2024-12-02 06:40:12,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/c32091b98/00960e9fff4945fb927416ca9d22ac4b/FLAGed0e8f2b0 [2024-12-02 06:40:12,158 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/c32091b98/00960e9fff4945fb927416ca9d22ac4b [2024-12-02 06:40:12,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:40:12,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:40:12,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:40:12,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:40:12,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:40:12,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35635f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12, skipping insertion in model container [2024-12-02 06:40:12,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,179 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:40:12,282 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_d14625a9-a198-4b8a-ab48-bed81d7c303b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i[915,928] [2024-12-02 06:40:12,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:40:12,326 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:40:12,334 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_d14625a9-a198-4b8a-ab48-bed81d7c303b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i[915,928] [2024-12-02 06:40:12,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:40:12,365 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:40:12,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12 WrapperNode [2024-12-02 06:40:12,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:40:12,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:40:12,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:40:12,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:40:12,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,402 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 97 [2024-12-02 06:40:12,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:40:12,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:40:12,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:40:12,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:40:12,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,416 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,427 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 06:40:12,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,433 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,434 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:40:12,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:40:12,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:40:12,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:40:12,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (1/1) ... [2024-12-02 06:40:12,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:40:12,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:40:12,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:40:12,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:40:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:40:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:40:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:40:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:40:12,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:40:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:40:12,561 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:40:12,563 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:40:12,756 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 06:40:12,757 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:40:12,764 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:40:12,765 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:40:12,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:40:12 BoogieIcfgContainer [2024-12-02 06:40:12,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:40:12,767 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:40:12,767 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:40:12,771 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:40:12,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:40:12" (1/3) ... [2024-12-02 06:40:12,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57955b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:40:12, skipping insertion in model container [2024-12-02 06:40:12,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:12" (2/3) ... [2024-12-02 06:40:12,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57955b8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:40:12, skipping insertion in model container [2024-12-02 06:40:12,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:40:12" (3/3) ... [2024-12-02 06:40:12,773 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-95.i [2024-12-02 06:40:12,785 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:40:12,786 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-95.i that has 2 procedures, 44 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:40:12,830 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:40:12,840 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2cf02f6f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:40:12,840 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:40:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-12-02 06:40:12,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 06:40:12,849 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:40:12,850 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:40:12,850 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:40:12,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:40:12,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1667905273, now seen corresponding path program 1 times [2024-12-02 06:40:12,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:40:12,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417246760] [2024-12-02 06:40:12,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:40:12,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:40:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:40:13,040 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-12-02 06:40:13,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:40:13,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417246760] [2024-12-02 06:40:13,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417246760] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:40:13,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556933286] [2024-12-02 06:40:13,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:40:13,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:40:13,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:40:13,046 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:40:13,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 06:40:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:40:13,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:40:13,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:40:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-12-02 06:40:13,193 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:40:13,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556933286] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:40:13,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:40:13,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 06:40:13,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482583873] [2024-12-02 06:40:13,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:40:13,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:40:13,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:40:13,217 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:40:13,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:40:13,219 INFO L87 Difference]: Start difference. First operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:40:13,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:40:13,238 INFO L93 Difference]: Finished difference Result 81 states and 133 transitions. [2024-12-02 06:40:13,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:40:13,240 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2024-12-02 06:40:13,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:40:13,246 INFO L225 Difference]: With dead ends: 81 [2024-12-02 06:40:13,246 INFO L226 Difference]: Without dead ends: 40 [2024-12-02 06:40:13,249 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:40:13,251 INFO L435 NwaCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:40:13,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:40:13,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2024-12-02 06:40:13,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-12-02 06:40:13,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-12-02 06:40:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2024-12-02 06:40:13,285 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 56 transitions. Word has length 83 [2024-12-02 06:40:13,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:40:13,286 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 56 transitions. [2024-12-02 06:40:13,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:40:13,286 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2024-12-02 06:40:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 06:40:13,288 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:40:13,289 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:40:13,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 06:40:13,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 06:40:13,489 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:40:13,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:40:13,490 INFO L85 PathProgramCache]: Analyzing trace with hash -498736269, now seen corresponding path program 1 times [2024-12-02 06:40:13,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:40:13,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498027784] [2024-12-02 06:40:13,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:40:13,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:40:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:40:13,565 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 06:40:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 06:40:13,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 06:40:13,634 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 06:40:13,635 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 06:40:13,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 06:40:13,640 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-12-02 06:40:13,683 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 06:40:13,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:40:13 BoogieIcfgContainer [2024-12-02 06:40:13,686 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 06:40:13,686 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 06:40:13,686 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 06:40:13,687 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 06:40:13,687 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:40:12" (3/4) ... [2024-12-02 06:40:13,689 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 06:40:13,690 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 06:40:13,691 INFO L158 Benchmark]: Toolchain (without parser) took 1529.34ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 67.0MB in the end (delta: 25.5MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-12-02 06:40:13,691 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:40:13,692 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.63ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.7MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 06:40:13,692 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.33ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:40:13,692 INFO L158 Benchmark]: Boogie Preprocessor took 37.84ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:40:13,692 INFO L158 Benchmark]: RCFGBuilder took 323.37ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 62.0MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 06:40:13,693 INFO L158 Benchmark]: TraceAbstraction took 918.74ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 67.6MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:40:13,693 INFO L158 Benchmark]: Witness Printer took 3.75ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 67.0MB in the end (delta: 520.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 06:40:13,694 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 72.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.63ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 79.7MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.33ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.84ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 75.4MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.37ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 62.0MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 918.74ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 67.6MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.75ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 67.0MB in the end (delta: 520.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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 67, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someUnaryDOUBLEoperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 61, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] float var_1_3 = 1.8; [L24] double var_1_5 = -0.75; [L25] double var_1_6 = 128.2; [L26] float var_1_8 = 127.4; [L27] float var_1_9 = 99999999.4; [L28] float var_1_10 = 2.8; [L29] double var_1_11 = 7.875; [L30] unsigned char var_1_12 = 128; [L31] unsigned char var_1_13 = 1; [L32] unsigned char var_1_14 = 25; [L33] unsigned char var_1_15 = 64; [L34] signed short int var_1_16 = 16; VAL [isInitial=0, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L89] isInitial = 1 [L90] FCALL initially() [L92] FCALL updateLastVariables() [L93] CALL updateVariables() [L60] var_1_5 = __VERIFIER_nondet_double() [L61] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L61] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L62] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L62] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_6=641/5, var_1_8=637/5, var_1_9=499999997/5] [L63] var_1_6 = __VERIFIER_nondet_double() [L64] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_8=637/5, var_1_9=499999997/5] [L64] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_8=637/5, var_1_9=499999997/5] [L65] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_8=637/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_8=637/5, var_1_9=499999997/5] [L65] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_8=637/5, var_1_9=499999997/5] [L66] var_1_8 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_9=499999997/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_9=499999997/5] [L67] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5, var_1_9=499999997/5] [L68] var_1_9 = __VERIFIER_nondet_float() [L69] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L69] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=14/5, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L70] var_1_10 = __VERIFIER_nondet_float() [L71] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L71] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=1, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L72] var_1_13 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L73] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=63/8, var_1_12=128, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L74] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L74] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=25, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L75] var_1_14 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L76] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L77] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L77] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_15=64, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L78] var_1_15 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L79] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L80] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L80] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_11=63/8, var_1_12=128, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=16, var_1_1=-64, var_1_3=9/5] [L93] RET updateVariables() [L94] CALL step() [L38] var_1_11 = (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) - var_1_8) [L39] var_1_12 = ((var_1_13 + var_1_14) + var_1_15) [L40] var_1_16 = var_1_13 [L41] var_1_1 = ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) [L42] unsigned char stepLocal_2 = var_1_12; [L43] signed long int stepLocal_1 = -128; [L44] unsigned char stepLocal_0 = var_1_12; VAL [isInitial=1, stepLocal_0=191, stepLocal_1=-128, stepLocal_2=191, var_1_12=191, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=64, var_1_1=191, var_1_3=9/5] [L45] COND FALSE !((var_1_11 / ((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) <= var_1_11) VAL [isInitial=1, stepLocal_0=191, stepLocal_1=-128, stepLocal_2=191, var_1_12=191, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=64, var_1_1=191, var_1_3=9/5] [L94] RET step() [L95] CALL, EXPR property() [L85-L86] return ((((var_1_1 == ((signed long int) ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))))) && (((var_1_11 / ((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) <= var_1_11) ? ((var_1_12 == var_1_16) ? ((var_1_12 >= var_1_16) ? (var_1_3 == ((float) ((9.3f - var_1_8) + (var_1_9 + var_1_10)))) : 1) : ((var_1_12 < -128) ? (var_1_3 == ((float) var_1_8)) : (var_1_3 == ((float) var_1_10)))) : 1)) && (var_1_11 == ((double) (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) - var_1_8)))) && (var_1_12 == ((unsigned char) ((var_1_13 + var_1_14) + var_1_15)))) && (var_1_16 == ((signed short int) var_1_13)) ; VAL [\result=0, isInitial=1, var_1_12=191, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=64, var_1_1=191, var_1_3=9/5] [L95] RET, EXPR property() [L95] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=191, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=64, var_1_1=191, var_1_3=9/5] [L19] reach_error() VAL [isInitial=1, var_1_12=191, var_1_13=64, var_1_14=0, var_1_15=127, var_1_16=64, var_1_1=191, var_1_3=9/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 56 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 56 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=44occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 249 NumberOfCodeBlocks, 249 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 164 SizeOfPredicates, 0 NumberOfNonLiveVariables, 202 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 600/624 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 06:40:13,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dea0ccff691fdc084aed7c12cf23a4d892c1ba2fee74656ae02c8a02a733583a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:40:15,590 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:40:15,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 06:40:15,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:40:15,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:40:15,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:40:15,705 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:40:15,705 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:40:15,705 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:40:15,706 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:40:15,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:40:15,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:40:15,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:40:15,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:40:15,706 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:40:15,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:40:15,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:40:15,708 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:40:15,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:40:15,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:40:15,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:40:15,709 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1 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 -> Automizer 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 -> dea0ccff691fdc084aed7c12cf23a4d892c1ba2fee74656ae02c8a02a733583a [2024-12-02 06:40:15,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:40:15,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:40:15,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:40:15,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:40:15,965 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:40:15,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i [2024-12-02 06:40:18,693 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/0447a3432/1cbd2481d3234f4aa7d280ed39fb3432/FLAGa66bea229 [2024-12-02 06:40:18,860 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:40:18,860 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i [2024-12-02 06:40:18,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/0447a3432/1cbd2481d3234f4aa7d280ed39fb3432/FLAGa66bea229 [2024-12-02 06:40:18,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/data/0447a3432/1cbd2481d3234f4aa7d280ed39fb3432 [2024-12-02 06:40:18,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:40:18,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:40:18,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:40:18,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:40:18,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:40:18,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:40:18" (1/1) ... [2024-12-02 06:40:18,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5155ee9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:18, skipping insertion in model container [2024-12-02 06:40:18,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:40:18" (1/1) ... [2024-12-02 06:40:18,902 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:40:19,009 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_d14625a9-a198-4b8a-ab48-bed81d7c303b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i[915,928] [2024-12-02 06:40:19,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:40:19,058 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:40:19,066 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_d14625a9-a198-4b8a-ab48-bed81d7c303b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-95.i[915,928] [2024-12-02 06:40:19,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:40:19,098 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:40:19,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19 WrapperNode [2024-12-02 06:40:19,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:40:19,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:40:19,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:40:19,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:40:19,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,133 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 97 [2024-12-02 06:40:19,133 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:40:19,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:40:19,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:40:19,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:40:19,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,144 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,154 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 06:40:19,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,162 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:40:19,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:40:19,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:40:19,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:40:19,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (1/1) ... [2024-12-02 06:40:19,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:40:19,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:40:19,200 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:40:19,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:40:19,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:40:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 06:40:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:40:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:40:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:40:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:40:19,281 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:40:19,282 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:40:31,654 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-02 06:40:31,654 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:40:31,665 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:40:31,666 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:40:31,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:40:31 BoogieIcfgContainer [2024-12-02 06:40:31,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:40:31,668 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:40:31,668 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:40:31,672 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:40:31,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:40:18" (1/3) ... [2024-12-02 06:40:31,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d46f22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:40:31, skipping insertion in model container [2024-12-02 06:40:31,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:40:19" (2/3) ... [2024-12-02 06:40:31,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d46f22f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:40:31, skipping insertion in model container [2024-12-02 06:40:31,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:40:31" (3/3) ... [2024-12-02 06:40:31,674 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-95.i [2024-12-02 06:40:31,684 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:40:31,685 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-95.i that has 2 procedures, 44 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 06:40:31,723 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:40:31,733 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@19776d35, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:40:31,733 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:40:31,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-12-02 06:40:31,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 06:40:31,741 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:40:31,742 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:40:31,742 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:40:31,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:40:31,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1667905273, now seen corresponding path program 1 times [2024-12-02 06:40:31,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:40:31,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350185137] [2024-12-02 06:40:31,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:40:31,755 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 06:40:31,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:40:31,757 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 06:40:31,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 06:40:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:40:32,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:40:32,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:40:32,746 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-12-02 06:40:32,747 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:40:32,747 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 06:40:32,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [350185137] [2024-12-02 06:40:32,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [350185137] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:40:32,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:40:32,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 06:40:32,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454598951] [2024-12-02 06:40:32,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:40:32,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:40:32,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 06:40:32,770 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:40:32,771 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:40:32,773 INFO L87 Difference]: Start difference. First operand has 44 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 29 states have internal predecessors, (37), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:40:32,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:40:32,790 INFO L93 Difference]: Finished difference Result 81 states and 133 transitions. [2024-12-02 06:40:32,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:40:32,792 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2024-12-02 06:40:32,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:40:32,796 INFO L225 Difference]: With dead ends: 81 [2024-12-02 06:40:32,796 INFO L226 Difference]: Without dead ends: 40 [2024-12-02 06:40:32,798 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:40:32,800 INFO L435 NwaCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 06:40:32,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:40:32,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2024-12-02 06:40:32,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-12-02 06:40:32,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-12-02 06:40:32,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2024-12-02 06:40:32,832 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 56 transitions. Word has length 83 [2024-12-02 06:40:32,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:40:32,832 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 56 transitions. [2024-12-02 06:40:32,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:40:32,833 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 56 transitions. [2024-12-02 06:40:32,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-02 06:40:32,835 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:40:32,835 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:40:32,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 06:40:33,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 06:40:33,036 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:40:33,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:40:33,037 INFO L85 PathProgramCache]: Analyzing trace with hash -498736269, now seen corresponding path program 1 times [2024-12-02 06:40:33,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 06:40:33,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1276512902] [2024-12-02 06:40:33,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:40:33,038 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 06:40:33,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 06:40:33,039 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 06:40:33,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d14625a9-a198-4b8a-ab48-bed81d7c303b/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 06:40:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:40:34,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 06:40:34,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:41:17,810 WARN L286 SmtUtils]: Spent 13.63s on a formula simplification that was a NOOP. DAG size: 54 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 06:41:26,583 WARN L286 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:41:35,043 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:41:43,494 WARN L286 SmtUtils]: Spent 8.45s 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) [2024-12-02 06:41:52,054 WARN L286 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:42:00,487 WARN L286 SmtUtils]: Spent 8.43s 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) [2024-12-02 06:42:08,937 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:42:17,370 WARN L286 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:42:25,541 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:42:33,965 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:42:42,113 WARN L286 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:42:50,555 WARN L286 SmtUtils]: Spent 8.44s 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) [2024-12-02 06:42:58,990 WARN L286 SmtUtils]: Spent 8.43s 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) [2024-12-02 06:43:07,448 WARN L286 SmtUtils]: Spent 8.46s 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) [2024-12-02 06:43:15,903 WARN L286 SmtUtils]: Spent 8.45s 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) [2024-12-02 06:43:24,327 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:43:32,777 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:43:41,231 WARN L286 SmtUtils]: Spent 8.45s 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) [2024-12-02 06:43:49,703 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:43:53,818 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 (fp.lt c_~var_1_5~0 c_~var_1_6~0))) (and (let ((.cse0 (fp.lt c_~var_1_10~0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) (or (and (= c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_10~0 c_~var_1_8~0))) (not .cse0)) (and .cse0 (= c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.sub c_currentRoundingMode (fp.neg c_~var_1_10~0) c_~var_1_8~0)))))) (= c_~var_1_12~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_14~0) ((_ zero_extend 24) c_~var_1_15~0) ((_ zero_extend 24) c_~var_1_13~0)))) (fp.leq c_~var_1_8~0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (= c_~var_1_1~0 ((_ zero_extend 24) c_~var_1_12~0)) (= c_~var_1_16~0 ((_ zero_extend 8) c_~var_1_13~0)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (or (and (fp.leq c_~var_1_10~0 (fp.neg .cse1)) (fp.geq c_~var_1_10~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_10~0 .cse2) (fp.geq c_~var_1_10~0 .cse1)))) (or (not .cse3) (not (fp.leq (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_5~0) c_~var_1_11~0))) (fp.geq c_~var_1_8~0 .cse1) (or .cse3 (not (fp.leq (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_6~0) c_~var_1_11~0))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-12-02 06:43:57,945 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 (fp.lt c_~var_1_5~0 c_~var_1_6~0))) (and (let ((.cse0 (fp.lt c_~var_1_10~0 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) (or (and (= c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_10~0 c_~var_1_8~0))) (not .cse0)) (and .cse0 (= c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.sub c_currentRoundingMode (fp.neg c_~var_1_10~0) c_~var_1_8~0)))))) (= c_~var_1_12~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_14~0) ((_ zero_extend 24) c_~var_1_15~0) ((_ zero_extend 24) c_~var_1_13~0)))) (fp.leq c_~var_1_8~0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)) (= c_~var_1_1~0 ((_ zero_extend 24) c_~var_1_12~0)) (= c_~var_1_16~0 ((_ zero_extend 8) c_~var_1_13~0)) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (or (and (fp.leq c_~var_1_10~0 (fp.neg .cse1)) (fp.geq c_~var_1_10~0 (fp.neg .cse2))) (and (fp.leq c_~var_1_10~0 .cse2) (fp.geq c_~var_1_10~0 .cse1)))) (or (not .cse3) (not (fp.leq (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_5~0) c_~var_1_11~0))) (fp.geq c_~var_1_8~0 .cse1) (or .cse3 (not (fp.leq (fp.div c_currentRoundingMode c_~var_1_11~0 c_~var_1_6~0) c_~var_1_11~0))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2024-12-02 06:45:58,084 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:46:22,378 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:46:30,910 WARN L286 SmtUtils]: Spent 8.53s 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) [2024-12-02 06:46:43,268 WARN L286 SmtUtils]: Spent 8.45s 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) [2024-12-02 06:46:51,747 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:47:00,209 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:47:08,665 WARN L286 SmtUtils]: Spent 8.46s 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) [2024-12-02 06:47:17,108 WARN L286 SmtUtils]: Spent 8.44s 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) [2024-12-02 06:47:25,605 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:47:34,092 WARN L286 SmtUtils]: Spent 8.49s 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) [2024-12-02 06:47:42,577 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:47:51,013 WARN L286 SmtUtils]: Spent 8.43s 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) [2024-12-02 06:47:59,474 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:48:09,170 WARN L286 SmtUtils]: Spent 8.43s 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) [2024-12-02 06:48:15,036 WARN L286 SmtUtils]: Spent 5.87s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:48:24,966 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:48:44,372 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:48:52,834 WARN L286 SmtUtils]: Spent 8.46s 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) [2024-12-02 06:49:01,293 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:49:18,025 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:49:26,485 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:49:34,062 WARN L286 SmtUtils]: Spent 7.56s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:49:46,811 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:49:58,433 WARN L286 SmtUtils]: Spent 5.01s 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) [2024-12-02 06:50:06,945 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:50:15,443 WARN L286 SmtUtils]: Spent 8.50s 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) [2024-12-02 06:50:24,003 WARN L286 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:50:32,448 WARN L286 SmtUtils]: Spent 8.44s 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) [2024-12-02 06:50:40,931 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:50:49,381 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:50:57,834 WARN L286 SmtUtils]: Spent 8.45s 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) [2024-12-02 06:51:05,896 WARN L286 SmtUtils]: Spent 6.10s 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) [2024-12-02 06:51:15,287 WARN L286 SmtUtils]: Spent 8.51s 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) [2024-12-02 06:51:23,792 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:51:32,260 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:51:40,759 WARN L286 SmtUtils]: Spent 8.50s 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) [2024-12-02 06:51:49,218 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:51:57,697 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:52:06,611 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:52:23,944 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:52:41,736 WARN L286 SmtUtils]: Spent 8.46s 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) [2024-12-02 06:52:48,268 WARN L286 SmtUtils]: Spent 6.53s 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) [2024-12-02 06:52:53,369 WARN L286 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 13 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:52:59,141 WARN L286 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 13 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:53:15,503 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:53:22,895 WARN L286 SmtUtils]: Spent 5.59s 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) [2024-12-02 06:53:32,243 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:53:40,704 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:53:49,170 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:53:56,016 WARN L286 SmtUtils]: Spent 5.53s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:54:04,508 WARN L286 SmtUtils]: Spent 8.49s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:54:20,438 WARN L286 SmtUtils]: Spent 8.46s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:54:29,352 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:54:46,725 WARN L286 SmtUtils]: Spent 8.44s 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) [2024-12-02 06:55:04,546 WARN L286 SmtUtils]: Spent 8.47s 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) [2024-12-02 06:55:17,485 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 06:55:25,946 WARN L286 SmtUtils]: Spent 8.46s 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) [2024-12-02 06:55:34,860 WARN L286 SmtUtils]: Spent 8.44s 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)