./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.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_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB --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 0cb882cfd69f05f54da892fd87d6e6d21910f2af522148b65b2b913f00b9dfcc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:06:50,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:06:50,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:06:50,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:06:50,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:06:50,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:06:50,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:06:50,780 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:06:50,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:06:50,781 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:06:50,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:06:50,782 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:06:50,783 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:06:50,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:06:50,784 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:06:50,784 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:06:50,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:06:50,785 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:06:50,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:06:50,785 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:06:50,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:06:50,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:06:50,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:06:50,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:06:50,786 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:06:50,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:06:50,786 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:06:50,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:06:50,786 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:06:50,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:06:50,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:06:50,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:06:50,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:06:50,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:06:50,788 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:06:50,788 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:06:50,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:06:50,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:06:50,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:06:50,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:06:50,789 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:06:50,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:06:50,789 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:06:50,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:06:50,789 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:06:50,789 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:06:50,790 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:06:50,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:06:50,790 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_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 0cb882cfd69f05f54da892fd87d6e6d21910f2af522148b65b2b913f00b9dfcc [2024-11-28 02:06:51,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:06:51,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:06:51,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:06:51,146 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:06:51,147 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:06:51,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i [2024-11-28 02:06:54,203 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/408eaa443/3bdebd73525f4f86932da0a77a52ff38/FLAGb36f1c7cb [2024-11-28 02:06:54,529 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:06:54,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i [2024-11-28 02:06:54,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/408eaa443/3bdebd73525f4f86932da0a77a52ff38/FLAGb36f1c7cb [2024-11-28 02:06:54,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/408eaa443/3bdebd73525f4f86932da0a77a52ff38 [2024-11-28 02:06:54,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:06:54,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:06:54,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:06:54,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:06:54,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:06:54,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:06:54" (1/1) ... [2024-11-28 02:06:54,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6311af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:54, skipping insertion in model container [2024-11-28 02:06:54,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:06:54" (1/1) ... [2024-11-28 02:06:54,792 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:06:54,956 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_e0c4e59c-250e-4958-9689-1964b22b1355/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i[915,928] [2024-11-28 02:06:54,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:06:55,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:06:55,020 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_e0c4e59c-250e-4958-9689-1964b22b1355/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i[915,928] [2024-11-28 02:06:55,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:06:55,072 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:06:55,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55 WrapperNode [2024-11-28 02:06:55,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:06:55,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:06:55,075 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:06:55,075 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:06:55,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,109 INFO L138 Inliner]: procedures = 26, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 71 [2024-11-28 02:06:55,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:06:55,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:06:55,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:06:55,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:06:55,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,121 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,133 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]. [2024-11-28 02:06:55,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,137 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,144 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:06:55,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:06:55,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:06:55,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:06:55,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (1/1) ... [2024-11-28 02:06:55,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:06:55,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:06:55,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:06:55,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:06:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:06:55,219 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:06:55,219 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:06:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:06:55,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:06:55,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:06:55,312 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:06:55,314 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:06:55,481 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 02:06:55,481 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:06:55,491 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:06:55,491 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:06:55,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:06:55 BoogieIcfgContainer [2024-11-28 02:06:55,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:06:55,493 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:06:55,494 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:06:55,497 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:06:55,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:06:54" (1/3) ... [2024-11-28 02:06:55,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c9b5095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:06:55, skipping insertion in model container [2024-11-28 02:06:55,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:06:55" (2/3) ... [2024-11-28 02:06:55,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c9b5095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:06:55, skipping insertion in model container [2024-11-28 02:06:55,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:06:55" (3/3) ... [2024-11-28 02:06:55,500 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-14.i [2024-11-28 02:06:55,515 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:06:55,517 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount10_file-14.i that has 2 procedures, 32 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:06:55,590 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:06:55,604 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;@2f9446a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:06:55,605 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:06:55,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 32 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-28 02:06:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-28 02:06:55,617 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:06:55,620 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-28 02:06:55,620 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:06:55,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:06:55,628 INFO L85 PathProgramCache]: Analyzing trace with hash -347497792, now seen corresponding path program 1 times [2024-11-28 02:06:55,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:06:55,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782304233] [2024-11-28 02:06:55,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:06:55,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:06:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:06:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-28 02:06:55,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:06:55,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782304233] [2024-11-28 02:06:55,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782304233] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:06:55,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [109444637] [2024-11-28 02:06:55,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:06:55,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:06:55,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:06:55,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:06:55,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:06:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:06:56,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:06:56,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:06:56,083 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-28 02:06:56,083 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:06:56,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [109444637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:06:56,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:06:56,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:06:56,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895858922] [2024-11-28 02:06:56,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:06:56,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:06:56,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:06:56,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:06:56,115 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:06:56,117 INFO L87 Difference]: Start difference. First operand has 32 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:06:56,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:06:56,144 INFO L93 Difference]: Finished difference Result 57 states and 85 transitions. [2024-11-28 02:06:56,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:06:56,148 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 2 states have call successors, (7) Word has length 50 [2024-11-28 02:06:56,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:06:56,155 INFO L225 Difference]: With dead ends: 57 [2024-11-28 02:06:56,155 INFO L226 Difference]: Without dead ends: 28 [2024-11-28 02:06:56,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:06:56,165 INFO L435 NwaCegarLoop]: 35 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, 35 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 [2024-11-28 02:06:56,166 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:06:56,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-11-28 02:06:56,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-11-28 02:06:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 19 states have (on average 1.105263157894737) internal successors, (21), 19 states have internal predecessors, (21), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-28 02:06:56,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 35 transitions. [2024-11-28 02:06:56,214 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 35 transitions. Word has length 50 [2024-11-28 02:06:56,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:06:56,215 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-28 02:06:56,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:06:56,216 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-28 02:06:56,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-28 02:06:56,218 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:06:56,219 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-28 02:06:56,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 02:06:56,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:06:56,423 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:06:56,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:06:56,424 INFO L85 PathProgramCache]: Analyzing trace with hash -891918394, now seen corresponding path program 1 times [2024-11-28 02:06:56,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:06:56,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507829712] [2024-11-28 02:06:56,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:06:56,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:06:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:06:56,814 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-28 02:06:56,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:06:56,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507829712] [2024-11-28 02:06:56,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507829712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:06:56,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:06:56,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:06:56,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98518821] [2024-11-28 02:06:56,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:06:56,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:06:56,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:06:56,818 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:06:56,818 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:06:56,819 INFO L87 Difference]: Start difference. First operand 28 states and 35 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 02:06:56,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:06:56,844 INFO L93 Difference]: Finished difference Result 53 states and 67 transitions. [2024-11-28 02:06:56,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:06:56,846 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 50 [2024-11-28 02:06:56,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:06:56,848 INFO L225 Difference]: With dead ends: 53 [2024-11-28 02:06:56,848 INFO L226 Difference]: Without dead ends: 28 [2024-11-28 02:06:56,849 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:06:56,850 INFO L435 NwaCegarLoop]: 33 mSDtfsCounter, 0 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:06:56,850 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 63 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:06:56,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-11-28 02:06:56,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-11-28 02:06:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-28 02:06:56,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2024-11-28 02:06:56,861 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 50 [2024-11-28 02:06:56,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:06:56,863 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2024-11-28 02:06:56,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 02:06:56,863 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-11-28 02:06:56,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-28 02:06:56,865 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:06:56,865 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-28 02:06:56,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:06:56,865 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:06:56,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:06:56,866 INFO L85 PathProgramCache]: Analyzing trace with hash -893765436, now seen corresponding path program 1 times [2024-11-28 02:06:56,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:06:56,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847835122] [2024-11-28 02:06:56,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:06:56,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:06:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:06:56,947 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:06:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:06:57,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:06:57,007 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:06:57,008 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:06:57,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:06:57,017 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-28 02:06:57,070 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:06:57,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:06:57 BoogieIcfgContainer [2024-11-28 02:06:57,074 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:06:57,075 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:06:57,075 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:06:57,075 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:06:57,076 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:06:55" (3/4) ... [2024-11-28 02:06:57,078 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:06:57,079 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:06:57,081 INFO L158 Benchmark]: Toolchain (without parser) took 2314.92ms. Allocated memory is still 117.4MB. Free memory was 85.2MB in the beginning and 56.6MB in the end (delta: 28.6MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-28 02:06:57,081 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:06:57,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.12ms. Allocated memory is still 117.4MB. Free memory was 85.2MB in the beginning and 73.6MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:06:57,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.50ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 71.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:06:57,082 INFO L158 Benchmark]: Boogie Preprocessor took 36.10ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 70.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:06:57,082 INFO L158 Benchmark]: RCFGBuilder took 344.61ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 59.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:06:57,083 INFO L158 Benchmark]: TraceAbstraction took 1580.94ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 57.2MB in the end (delta: 1.2MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-11-28 02:06:57,083 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:06:57,085 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.12ms. Allocated memory is still 117.4MB. Free memory was 85.2MB in the beginning and 73.6MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.50ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 71.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.10ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 70.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 344.61ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 59.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1580.94ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 57.2MB in the end (delta: 1.2MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 117.4MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 32.3kB). 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 someBinaryArithmeticDOUBLEoperation at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 46, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 44. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 16.75; [L23] double var_1_5 = 2.05; [L24] double var_1_6 = 9.375; [L25] double var_1_7 = 64.4; [L26] double var_1_8 = 10000.25; [L27] signed short int var_1_9 = -2; [L28] signed short int var_1_10 = 0; [L29] unsigned short int var_1_11 = 4; [L30] unsigned short int var_1_12 = 128; VAL [isInitial=0, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_5=41/20, var_1_6=75/8, var_1_7=322/5, var_1_8=40001/4, var_1_9=-2] [L63] isInitial = 1 [L64] FCALL initially() [L66] FCALL updateLastVariables() [L67] CALL updateVariables() [L43] var_1_5 = __VERIFIER_nondet_double() [L44] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_6=75/8, var_1_7=322/5, var_1_8=40001/4, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_6=75/8, var_1_7=322/5, var_1_8=40001/4, var_1_9=-2] [L44] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_6=75/8, var_1_7=322/5, var_1_8=40001/4, var_1_9=-2] [L45] var_1_6 = __VERIFIER_nondet_double() [L46] CALL assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_7=322/5, var_1_8=40001/4, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_7=322/5, var_1_8=40001/4, var_1_9=-2] [L46] RET assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_7=322/5, var_1_8=40001/4, var_1_9=-2] [L47] var_1_7 = __VERIFIER_nondet_double() [L48] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L48] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L49] var_1_10 = __VERIFIER_nondet_short() [L50] CALL assume_abort_if_not(var_1_10 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L50] RET assume_abort_if_not(var_1_10 >= -32767) VAL [isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L51] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L51] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=128, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L52] var_1_12 = __VERIFIER_nondet_ushort() [L53] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L53] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=-32767, var_1_11=4, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L54] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=0, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=0, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L54] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, var_1_10=-32767, var_1_11=4, var_1_12=0, var_1_1=67/4, var_1_8=40001/4, var_1_9=-2] [L67] RET updateVariables() [L68] CALL step() [L34] var_1_8 = var_1_5 [L35] var_1_9 = var_1_10 [L36] var_1_11 = var_1_12 [L37] signed short int stepLocal_0 = var_1_9; VAL [isInitial=1, stepLocal_0=-32767, var_1_10=-32767, var_1_11=0, var_1_12=0, var_1_1=67/4, var_1_5=10005, var_1_8=10005, var_1_9=-32767] [L38] COND TRUE stepLocal_0 <= (var_1_11 + ((((50) > (var_1_9)) ? (50) : (var_1_9)))) [L39] var_1_1 = ((var_1_5 + var_1_6) + var_1_7) VAL [isInitial=1, var_1_10=-32767, var_1_11=0, var_1_12=0, var_1_5=10005, var_1_8=10005, var_1_9=-32767] [L68] RET step() [L69] CALL, EXPR property() [L59-L60] return ((((var_1_9 <= (var_1_11 + ((((50) > (var_1_9)) ? (50) : (var_1_9))))) ? (var_1_1 == ((double) ((var_1_5 + var_1_6) + var_1_7))) : 1) && (var_1_8 == ((double) var_1_5))) && (var_1_9 == ((signed short int) var_1_10))) && (var_1_11 == ((unsigned short int) var_1_12)) ; VAL [\result=0, isInitial=1, var_1_10=-32767, var_1_11=0, var_1_12=0, var_1_5=10005, var_1_8=10005, var_1_9=-32767] [L69] RET, EXPR property() [L69] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-32767, var_1_11=0, var_1_12=0, var_1_5=10005, var_1_8=10005, var_1_9=-32767] [L19] reach_error() VAL [isInitial=1, var_1_10=-32767, var_1_11=0, var_1_12=0, var_1_5=10005, var_1_8=10005, var_1_9=-32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 7, 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, 98 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 68 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 147 ConstructedInterpolants, 0 QuantifiedInterpolants, 149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 136 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 240/252 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 [2024-11-28 02:06:57,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB --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 0cb882cfd69f05f54da892fd87d6e6d21910f2af522148b65b2b913f00b9dfcc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:07:00,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:07:00,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:07:00,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:07:00,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:07:00,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:07:00,468 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:07:00,468 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:07:00,468 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:07:00,469 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:07:00,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:07:00,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:07:00,471 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:07:00,471 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:07:00,471 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:07:00,471 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:07:00,471 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:07:00,471 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:07:00,472 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:07:00,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:07:00,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:07:00,473 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:07:00,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:07:00,473 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:07:00,473 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:07:00,473 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:07:00,474 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:07:00,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:07:00,474 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:07:00,474 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:07:00,474 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:07:00,474 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:07:00,474 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:07:00,475 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:07:00,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:07:00,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:07:00,476 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:07:00,476 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:07:00,476 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:07:00,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:07:00,477 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:07:00,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:07:00,477 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_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 0cb882cfd69f05f54da892fd87d6e6d21910f2af522148b65b2b913f00b9dfcc [2024-11-28 02:07:00,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:07:00,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:07:00,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:07:00,837 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:07:00,838 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:07:00,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i [2024-11-28 02:07:04,093 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/637332699/dcab4269b1fe419f82a15a1da095624a/FLAG841147258 [2024-11-28 02:07:04,375 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:07:04,377 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i [2024-11-28 02:07:04,389 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/637332699/dcab4269b1fe419f82a15a1da095624a/FLAG841147258 [2024-11-28 02:07:04,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/data/637332699/dcab4269b1fe419f82a15a1da095624a [2024-11-28 02:07:04,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:07:04,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:07:04,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:07:04,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:07:04,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:07:04,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701437e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04, skipping insertion in model container [2024-11-28 02:07:04,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,453 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:07:04,639 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_e0c4e59c-250e-4958-9689-1964b22b1355/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i[915,928] [2024-11-28 02:07:04,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:07:04,713 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:07:04,727 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_e0c4e59c-250e-4958-9689-1964b22b1355/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-14.i[915,928] [2024-11-28 02:07:04,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:07:04,777 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:07:04,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04 WrapperNode [2024-11-28 02:07:04,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:07:04,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:07:04,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:07:04,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:07:04,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,829 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 70 [2024-11-28 02:07:04,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:07:04,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:07:04,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:07:04,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:07:04,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,849 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,868 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]. [2024-11-28 02:07:04,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,875 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:07:04,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:07:04,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:07:04,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:07:04,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (1/1) ... [2024-11-28 02:07:04,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:07:04,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:07:04,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:07:04,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:07:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:07:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:07:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:07:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:07:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:07:04,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:07:05,060 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:07:05,062 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:07:08,206 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 02:07:08,206 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:07:08,222 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:07:08,222 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:07:08,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:07:08 BoogieIcfgContainer [2024-11-28 02:07:08,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:07:08,228 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:07:08,228 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:07:08,236 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:07:08,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:07:04" (1/3) ... [2024-11-28 02:07:08,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cbbab3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:07:08, skipping insertion in model container [2024-11-28 02:07:08,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:07:04" (2/3) ... [2024-11-28 02:07:08,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cbbab3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:07:08, skipping insertion in model container [2024-11-28 02:07:08,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:07:08" (3/3) ... [2024-11-28 02:07:08,241 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-14.i [2024-11-28 02:07:08,261 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:07:08,265 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount10_file-14.i that has 2 procedures, 32 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:07:08,335 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:07:08,355 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;@1d1a685f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:07:08,355 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:07:08,360 INFO L276 IsEmpty]: Start isEmpty. Operand has 32 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-28 02:07:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-28 02:07:08,367 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:08,367 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-28 02:07:08,368 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:08,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:08,373 INFO L85 PathProgramCache]: Analyzing trace with hash -347497792, now seen corresponding path program 1 times [2024-11-28 02:07:08,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:07:08,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [590691478] [2024-11-28 02:07:08,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:08,382 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 [2024-11-28 02:07:08,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:07:08,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 02:07:08,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 02:07:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:08,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:07:08,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:07:08,756 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-28 02:07:08,757 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:07:08,758 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:07:08,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [590691478] [2024-11-28 02:07:08,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [590691478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:07:08,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:07:08,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:07:08,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866022462] [2024-11-28 02:07:08,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:07:08,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:07:08,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:07:08,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:07:08,798 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:07:08,800 INFO L87 Difference]: Start difference. First operand has 32 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:07:08,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:07:08,822 INFO L93 Difference]: Finished difference Result 57 states and 85 transitions. [2024-11-28 02:07:08,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:07:08,826 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 50 [2024-11-28 02:07:08,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:07:08,833 INFO L225 Difference]: With dead ends: 57 [2024-11-28 02:07:08,834 INFO L226 Difference]: Without dead ends: 28 [2024-11-28 02:07:08,837 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:07:08,841 INFO L435 NwaCegarLoop]: 35 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, 35 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 [2024-11-28 02:07:08,842 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:07:08,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-11-28 02:07:08,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-11-28 02:07:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 19 states have (on average 1.105263157894737) internal successors, (21), 19 states have internal predecessors, (21), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-28 02:07:08,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 35 transitions. [2024-11-28 02:07:08,885 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 35 transitions. Word has length 50 [2024-11-28 02:07:08,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:07:08,886 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-28 02:07:08,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:07:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-28 02:07:08,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-28 02:07:08,889 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:08,889 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-28 02:07:08,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 02:07:09,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 02:07:09,090 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:09,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:09,091 INFO L85 PathProgramCache]: Analyzing trace with hash -891918394, now seen corresponding path program 1 times [2024-11-28 02:07:09,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:07:09,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [227104713] [2024-11-28 02:07:09,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:09,092 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 [2024-11-28 02:07:09,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:07:09,097 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 02:07:09,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 02:07:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:09,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:07:09,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:07:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-28 02:07:09,512 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:07:09,512 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:07:09,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [227104713] [2024-11-28 02:07:09,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [227104713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:07:09,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:07:09,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:07:09,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551728773] [2024-11-28 02:07:09,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:07:09,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:07:09,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:07:09,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:07:09,515 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:07:09,516 INFO L87 Difference]: Start difference. First operand 28 states and 35 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 02:07:10,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:07:12,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:07:12,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:07:12,594 INFO L93 Difference]: Finished difference Result 53 states and 67 transitions. [2024-11-28 02:07:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:07:12,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 50 [2024-11-28 02:07:12,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:07:12,609 INFO L225 Difference]: With dead ends: 53 [2024-11-28 02:07:12,609 INFO L226 Difference]: Without dead ends: 28 [2024-11-28 02:07:12,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:07:12,610 INFO L435 NwaCegarLoop]: 33 mSDtfsCounter, 0 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:07:12,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 63 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-28 02:07:12,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2024-11-28 02:07:12,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-11-28 02:07:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 19 states have (on average 1.0526315789473684) internal successors, (20), 19 states have internal predecessors, (20), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-28 02:07:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2024-11-28 02:07:12,619 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 50 [2024-11-28 02:07:12,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:07:12,620 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2024-11-28 02:07:12,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-28 02:07:12,621 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-11-28 02:07:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-28 02:07:12,622 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:07:12,622 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2024-11-28 02:07:12,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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)] Ended with exit code 0 [2024-11-28 02:07:12,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 02:07:12,823 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:07:12,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:07:12,824 INFO L85 PathProgramCache]: Analyzing trace with hash -893765436, now seen corresponding path program 1 times [2024-11-28 02:07:12,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:07:12,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1483714258] [2024-11-28 02:07:12,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:07:12,825 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 [2024-11-28 02:07:12,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:07:12,828 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 02:07:12,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0c4e59c-250e-4958-9689-1964b22b1355/bin/uautomizer-verify-aQ6SnzHsRB/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 (4)] Waiting until timeout for monitored process [2024-11-28 02:07:13,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:07:13,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 02:07:13,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:08:38,583 WARN L286 SmtUtils]: Spent 27.97s on a formula simplification that was a NOOP. DAG size: 55 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:08:45,359 WARN L286 SmtUtils]: Spent 5.20s 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) [2024-11-28 02:08:54,778 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:09:00,887 WARN L286 SmtUtils]: Spent 6.11s 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) [2024-11-28 02:09:07,712 WARN L286 SmtUtils]: Spent 5.12s 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) [2024-11-28 02:09:16,888 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:09:22,393 WARN L286 SmtUtils]: Spent 5.50s 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) [2024-11-28 02:09:30,756 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-11-28 02:09:36,438 WARN L286 SmtUtils]: Spent 5.68s 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) [2024-11-28 02:09:44,493 WARN L286 SmtUtils]: Spent 8.05s 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) [2024-11-28 02:09:49,884 WARN L286 SmtUtils]: Spent 5.37s 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) [2024-11-28 02:09:59,396 WARN L286 SmtUtils]: Spent 5.95s 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) [2024-11-28 02:10:10,608 WARN L286 SmtUtils]: Spent 6.55s 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) [2024-11-28 02:10:18,701 WARN L286 SmtUtils]: Spent 8.09s 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) [2024-11-28 02:10:26,757 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:10:46,133 WARN L286 SmtUtils]: Spent 5.46s 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) [2024-11-28 02:11:00,958 WARN L286 SmtUtils]: Spent 8.05s 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) [2024-11-28 02:11:06,050 WARN L286 SmtUtils]: Spent 5.09s 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) [2024-11-28 02:11:14,108 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:11:22,166 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:11:27,479 WARN L286 SmtUtils]: Spent 5.31s 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) [2024-11-28 02:11:35,541 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:11:43,597 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:11:49,360 WARN L286 SmtUtils]: Spent 5.76s 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) [2024-11-28 02:11:57,417 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:12:05,472 WARN L286 SmtUtils]: Spent 8.05s 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) [2024-11-28 02:12:13,588 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-11-28 02:12:21,652 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:12:27,053 WARN L286 SmtUtils]: Spent 5.40s 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) [2024-11-28 02:12:35,110 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:12:43,168 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:13:02,801 WARN L286 SmtUtils]: Spent 5.37s 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) [2024-11-28 02:13:15,468 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 02:13:22,358 WARN L286 SmtUtils]: Spent 6.89s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:13:30,426 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 02:13:36,467 WARN L286 SmtUtils]: Spent 6.04s 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) [2024-11-28 02:13:44,527 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:13:57,130 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:14:02,735 WARN L286 SmtUtils]: Spent 5.60s 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) [2024-11-28 02:14:16,610 WARN L286 SmtUtils]: Spent 5.07s 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) [2024-11-28 02:14:24,673 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:14:29,902 WARN L286 SmtUtils]: Spent 5.23s 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) [2024-11-28 02:14:36,191 WARN L286 SmtUtils]: Spent 6.29s 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) [2024-11-28 02:14:41,302 WARN L286 SmtUtils]: Spent 5.11s 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) [2024-11-28 02:14:49,363 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:15:02,189 WARN L286 SmtUtils]: Spent 5.66s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:15:07,560 WARN L286 SmtUtils]: Spent 5.37s 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) [2024-11-28 02:15:23,117 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:15:28,475 WARN L286 SmtUtils]: Spent 5.36s 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) [2024-11-28 02:15:33,846 WARN L286 SmtUtils]: Spent 5.37s 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) [2024-11-28 02:15:41,905 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:15:49,977 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 02:15:54,989 WARN L286 SmtUtils]: Spent 5.01s 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) [2024-11-28 02:16:07,723 WARN L286 SmtUtils]: Spent 5.50s 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) [2024-11-28 02:16:13,981 WARN L286 SmtUtils]: Spent 6.26s 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) [2024-11-28 02:16:19,478 WARN L286 SmtUtils]: Spent 5.50s 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) [2024-11-28 02:16:29,733 WARN L286 SmtUtils]: Spent 6.23s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:16:35,213 WARN L286 SmtUtils]: Spent 5.48s 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) [2024-11-28 02:16:41,962 WARN L286 SmtUtils]: Spent 6.75s 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) [2024-11-28 02:16:47,773 WARN L286 SmtUtils]: Spent 5.81s 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) [2024-11-28 02:16:54,024 WARN L286 SmtUtils]: Spent 6.25s 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) [2024-11-28 02:17:02,083 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:17:07,217 WARN L286 SmtUtils]: Spent 5.13s 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) [2024-11-28 02:17:21,991 WARN L286 SmtUtils]: Spent 8.08s 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) [2024-11-28 02:17:27,905 WARN L286 SmtUtils]: Spent 5.91s 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) [2024-11-28 02:17:35,966 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:17:50,278 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:17:58,336 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:18:06,398 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:18:12,104 WARN L286 SmtUtils]: Spent 5.71s 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) [2024-11-28 02:18:20,168 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:18:26,308 WARN L286 SmtUtils]: Spent 6.14s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 02:18:34,374 WARN L286 SmtUtils]: Spent 8.07s 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) [2024-11-28 02:18:41,428 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0))) (.cse11 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse12 ((_ to_fp 8 24) roundNearestTiesToEven 2305843009213691390.0))) (let ((.cse4 ((_ to_fp 11 53) roundNearestTiesToEven (fp.neg .cse12))) (.cse3 ((_ to_fp 11 53) roundNearestTiesToEven .cse11)) (.cse1 ((_ to_fp 11 53) roundNearestTiesToEven .cse13)) (.cse0 (= |c_ULTIMATE.start_property_#res#1| (_ bv0 32))) (.cse6 ((_ to_fp 11 53) roundNearestTiesToEven (fp.neg .cse13))) (.cse8 ((_ to_fp 11 53) roundNearestTiesToEven .cse12)) (.cse9 ((_ to_fp 11 53) roundNearestTiesToEven (fp.neg .cse11)))) (or (and .cse0 (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.geq ~var_1_6~0 .cse1) (not (let ((.cse2 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse2 .cse2))) (fp.leq ~var_1_7~0 .cse3) (fp.geq ~var_1_7~0 .cse1) (fp.geq ~var_1_8~0 .cse4)))) (= |c_ULTIMATE.start_property_#res#1| (_ bv1 32)) (and .cse0 (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.geq ~var_1_6~0 .cse4) (fp.geq ~var_1_8~0 .cse1) (not (let ((.cse5 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse5 .cse5))) (fp.leq ~var_1_7~0 .cse3) (fp.geq ~var_1_7~0 .cse1)))) (and .cse0 (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.leq ~var_1_8~0 .cse6) (fp.geq ~var_1_6~0 .cse1) (fp.leq ~var_1_7~0 .cse6) (not (let ((.cse7 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse7 .cse7))) (fp.leq ~var_1_6~0 .cse8) (fp.geq ~var_1_7~0 .cse9)))) (and .cse0 (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.leq ~var_1_6~0 .cse6) (fp.leq ~var_1_7~0 .cse6) (fp.leq ~var_1_8~0 .cse8) (not (let ((.cse10 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse10 .cse10))) (fp.geq ~var_1_7~0 .cse9))))))) is different from false [2024-11-28 02:18:52,812 WARN L286 SmtUtils]: Spent 7.32s 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) [2024-11-28 02:18:58,596 WARN L286 SmtUtils]: Spent 5.78s 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) [2024-11-28 02:19:04,666 WARN L286 SmtUtils]: Spent 6.07s 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) [2024-11-28 02:19:12,731 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:19:28,112 WARN L286 SmtUtils]: Spent 6.67s 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) [2024-11-28 02:19:34,802 WARN L286 SmtUtils]: Spent 6.69s 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) [2024-11-28 02:19:41,072 WARN L286 SmtUtils]: Spent 6.27s 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) [2024-11-28 02:19:46,427 WARN L286 SmtUtils]: Spent 5.35s 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) [2024-11-28 02:19:59,211 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:20:08,670 WARN L286 SmtUtils]: Spent 5.43s 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) [2024-11-28 02:20:20,607 WARN L286 SmtUtils]: Spent 7.36s 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) [2024-11-28 02:20:26,110 WARN L286 SmtUtils]: Spent 5.50s 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) [2024-11-28 02:20:34,169 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:20:43,879 WARN L286 SmtUtils]: Spent 5.68s 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) [2024-11-28 02:20:49,140 WARN L286 SmtUtils]: Spent 5.26s 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) [2024-11-28 02:20:57,196 WARN L286 SmtUtils]: Spent 8.06s 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) [2024-11-28 02:21:06,684 WARN L286 SmtUtils]: Spent 5.06s 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) [2024-11-28 02:21:10,732 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0))) (.cse11 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse12 ((_ to_fp 8 24) roundNearestTiesToEven 2305843009213691390.0))) (let ((.cse4 ((_ to_fp 11 53) roundNearestTiesToEven (fp.neg .cse12))) (.cse3 ((_ to_fp 11 53) roundNearestTiesToEven .cse11)) (.cse1 ((_ to_fp 11 53) roundNearestTiesToEven .cse13)) (.cse0 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv0 32))) (.cse5 ((_ to_fp 11 53) roundNearestTiesToEven (fp.neg .cse13))) (.cse7 ((_ to_fp 11 53) roundNearestTiesToEven .cse12)) (.cse8 ((_ to_fp 11 53) roundNearestTiesToEven (fp.neg .cse11)))) (or (and .cse0 (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.geq ~var_1_6~0 .cse1) (not (let ((.cse2 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse2 .cse2))) (fp.leq ~var_1_7~0 .cse3) (fp.geq ~var_1_7~0 .cse1) (fp.geq ~var_1_8~0 .cse4)))) (and .cse0 (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.leq ~var_1_8~0 .cse5) (fp.leq ~var_1_7~0 .cse5) (not (let ((.cse6 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse6 .cse6))) (fp.leq ~var_1_6~0 .cse7) (fp.geq ~var_1_7~0 .cse8)))) (and (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.geq ~var_1_6~0 .cse4) (fp.geq ~var_1_8~0 .cse1) (not (let ((.cse9 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse9 .cse9))) (fp.leq ~var_1_7~0 .cse3) (fp.geq ~var_1_7~0 .cse1))) .cse0) (and .cse0 (exists ((~var_1_7~0 (_ FloatingPoint 11 53)) (~var_1_6~0 (_ FloatingPoint 11 53)) (~var_1_8~0 (_ FloatingPoint 11 53))) (and (fp.leq ~var_1_6~0 .cse5) (fp.leq ~var_1_7~0 .cse5) (fp.leq ~var_1_8~0 .cse7) (not (let ((.cse10 (fp.add roundNearestTiesToEven (fp.add roundNearestTiesToEven ~var_1_8~0 ~var_1_6~0) ~var_1_7~0))) (fp.eq .cse10 .cse10))) (fp.geq ~var_1_7~0 .cse8)))) (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32))))) is different from false [2024-11-28 02:21:20,580 WARN L286 SmtUtils]: Spent 5.81s 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) [2024-11-28 02:21:27,024 WARN L286 SmtUtils]: Spent 6.44s 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) [2024-11-28 02:21:32,301 WARN L286 SmtUtils]: Spent 5.28s 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) [2024-11-28 02:21:40,354 WARN L286 SmtUtils]: Spent 8.05s 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) [2024-11-28 02:21:54,538 WARN L286 SmtUtils]: Spent 5.25s 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) [2024-11-28 02:22:00,313 WARN L286 SmtUtils]: Spent 5.78s 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) [2024-11-28 02:22:06,106 WARN L286 SmtUtils]: Spent 5.79s 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) [2024-11-28 02:22:11,862 WARN L286 SmtUtils]: Spent 5.76s 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) [2024-11-28 02:22:19,918 WARN L286 SmtUtils]: Spent 8.06s 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)