./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC --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 97e3c609f4b6c1bd378cfd8687bfda55bf0f695228ff7bf21eaf0c1ebda97569 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:59:37,608 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:59:37,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 23:59:37,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:59:37,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:59:37,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:59:37,722 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:59:37,722 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:59:37,723 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:59:37,723 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:59:37,723 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:59:37,723 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:59:37,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:59:37,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:59:37,724 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:59:37,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:59:37,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:59:37,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:59:37,725 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:59:37,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:59:37,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:59:37,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:59:37,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:59:37,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:59:37,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:59:37,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:59:37,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:59:37,727 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:59:37,727 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:59:37,727 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:59:37,727 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:59:37,727 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:59:37,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:59:37,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:59:37,728 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:59:37,728 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:59:37,728 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:59:37,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:59:37,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:59:37,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:59:37,729 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:59:37,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:59:37,729 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:59:37,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:59:37,730 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:59:37,730 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:59:37,730 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:59:37,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:59:37,730 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_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC 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 -> 97e3c609f4b6c1bd378cfd8687bfda55bf0f695228ff7bf21eaf0c1ebda97569 [2024-11-23 23:59:38,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:59:38,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:59:38,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:59:38,138 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:59:38,139 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:59:38,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i [2024-11-23 23:59:41,884 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/b55b0bbbc/677ea59ce0844ef2b27ec2085bc64715/FLAGe47a850db [2024-11-23 23:59:42,302 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:59:42,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i [2024-11-23 23:59:42,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/b55b0bbbc/677ea59ce0844ef2b27ec2085bc64715/FLAGe47a850db [2024-11-23 23:59:42,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/b55b0bbbc/677ea59ce0844ef2b27ec2085bc64715 [2024-11-23 23:59:42,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:59:42,350 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:59:42,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:59:42,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:59:42,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:59:42,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:42,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4df9af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42, skipping insertion in model container [2024-11-23 23:59:42,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:42,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:59:42,608 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_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i[919,932] [2024-11-23 23:59:42,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:59:42,720 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:59:42,735 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_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i[919,932] [2024-11-23 23:59:42,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:59:42,850 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:59:42,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42 WrapperNode [2024-11-23 23:59:42,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:59:42,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:59:42,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:59:42,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:59:42,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:42,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:42,953 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2024-11-23 23:59:42,953 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:59:42,954 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:59:42,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:59:42,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:59:42,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:42,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:42,971 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:42,999 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]. [2024-11-23 23:59:43,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,027 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,062 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:59:43,063 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:59:43,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:59:43,065 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:59:43,066 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (1/1) ... [2024-11-23 23:59:43,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:59:43,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:59:43,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:59:43,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:59:43,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:59:43,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:59:43,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:59:43,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:59:43,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:59:43,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:59:43,261 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:59:43,264 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:59:43,858 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-23 23:59:43,858 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:59:43,874 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:59:43,874 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 23:59:43,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:59:43 BoogieIcfgContainer [2024-11-23 23:59:43,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:59:43,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:59:43,878 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:59:43,883 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:59:43,884 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:59:42" (1/3) ... [2024-11-23 23:59:43,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43508fa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:59:43, skipping insertion in model container [2024-11-23 23:59:43,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:42" (2/3) ... [2024-11-23 23:59:43,887 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43508fa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:59:43, skipping insertion in model container [2024-11-23 23:59:43,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:59:43" (3/3) ... [2024-11-23 23:59:43,889 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-19.i [2024-11-23 23:59:43,910 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:59:43,913 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-19.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 23:59:44,009 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:59:44,027 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;@2cd6fcaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:59:44,028 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:59:44,032 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 23:59:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-23 23:59:44,052 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:59:44,054 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:59:44,054 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:59:44,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:59:44,063 INFO L85 PathProgramCache]: Analyzing trace with hash -261807416, now seen corresponding path program 1 times [2024-11-23 23:59:44,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:59:44,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557931208] [2024-11-23 23:59:44,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:59:44,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:59:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:59:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-23 23:59:44,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:59:44,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557931208] [2024-11-23 23:59:44,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557931208] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:59:44,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743415263] [2024-11-23 23:59:44,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:59:44,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:59:44,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:59:44,606 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:59:44,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:59:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:59:44,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:59:44,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:59:44,971 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-11-23 23:59:44,971 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:59:44,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743415263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:59:44,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:59:44,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:59:44,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210904246] [2024-11-23 23:59:44,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:59:44,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:59:44,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:59:45,003 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:59:45,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:59:45,006 INFO L87 Difference]: Start difference. First operand has 63 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 23:59:45,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:59:45,042 INFO L93 Difference]: Finished difference Result 119 states and 208 transitions. [2024-11-23 23:59:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:59:45,046 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2024-11-23 23:59:45,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:59:45,056 INFO L225 Difference]: With dead ends: 119 [2024-11-23 23:59:45,056 INFO L226 Difference]: Without dead ends: 59 [2024-11-23 23:59:45,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:59:45,066 INFO L435 NwaCegarLoop]: 89 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, 89 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 [2024-11-23 23:59:45,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:59:45,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-23 23:59:45,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-23 23:59:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 35 states have internal predecessors, (45), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-23 23:59:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 89 transitions. [2024-11-23 23:59:45,139 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 89 transitions. Word has length 140 [2024-11-23 23:59:45,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:59:45,140 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 89 transitions. [2024-11-23 23:59:45,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 23:59:45,141 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2024-11-23 23:59:45,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-23 23:59:45,144 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:59:45,145 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:59:45,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 23:59:45,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:59:45,346 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:59:45,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:59:45,347 INFO L85 PathProgramCache]: Analyzing trace with hash -673042048, now seen corresponding path program 1 times [2024-11-23 23:59:45,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:59:45,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588953786] [2024-11-23 23:59:45,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:59:45,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:59:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:59:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-23 23:59:46,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:59:46,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588953786] [2024-11-23 23:59:46,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588953786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:59:46,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:59:46,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:59:46,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445892623] [2024-11-23 23:59:46,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:59:46,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:59:46,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:59:46,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:59:46,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:59:46,201 INFO L87 Difference]: Start difference. First operand 59 states and 89 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-23 23:59:46,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:59:46,485 INFO L93 Difference]: Finished difference Result 181 states and 274 transitions. [2024-11-23 23:59:46,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:59:46,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 140 [2024-11-23 23:59:46,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:59:46,489 INFO L225 Difference]: With dead ends: 181 [2024-11-23 23:59:46,489 INFO L226 Difference]: Without dead ends: 125 [2024-11-23 23:59:46,490 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:59:46,491 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 67 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:59:46,491 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 258 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 23:59:46,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-23 23:59:46,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 113. [2024-11-23 23:59:46,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 66 states have (on average 1.2727272727272727) internal successors, (84), 66 states have internal predecessors, (84), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-23 23:59:46,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 172 transitions. [2024-11-23 23:59:46,541 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 172 transitions. Word has length 140 [2024-11-23 23:59:46,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:59:46,547 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 172 transitions. [2024-11-23 23:59:46,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-23 23:59:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 172 transitions. [2024-11-23 23:59:46,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-23 23:59:46,550 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:59:46,550 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:59:46,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:59:46,553 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:59:46,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:59:46,554 INFO L85 PathProgramCache]: Analyzing trace with hash -414876610, now seen corresponding path program 1 times [2024-11-23 23:59:46,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:59:46,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216787500] [2024-11-23 23:59:46,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:59:46,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:59:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:59:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-23 23:59:47,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:59:47,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216787500] [2024-11-23 23:59:47,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216787500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:59:47,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:59:47,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:59:47,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352625134] [2024-11-23 23:59:47,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:59:47,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:59:47,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:59:47,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:59:47,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:59:47,172 INFO L87 Difference]: Start difference. First operand 113 states and 172 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-23 23:59:47,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:59:47,296 INFO L93 Difference]: Finished difference Result 279 states and 427 transitions. [2024-11-23 23:59:47,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:59:47,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 140 [2024-11-23 23:59:47,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:59:47,304 INFO L225 Difference]: With dead ends: 279 [2024-11-23 23:59:47,304 INFO L226 Difference]: Without dead ends: 169 [2024-11-23 23:59:47,309 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:59:47,311 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 45 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:59:47,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 166 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:59:47,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-23 23:59:47,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2024-11-23 23:59:47,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 97 states have (on average 1.2474226804123711) internal successors, (121), 97 states have internal predecessors, (121), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:59:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 253 transitions. [2024-11-23 23:59:47,395 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 253 transitions. Word has length 140 [2024-11-23 23:59:47,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:59:47,396 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 253 transitions. [2024-11-23 23:59:47,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-23 23:59:47,397 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 253 transitions. [2024-11-23 23:59:47,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-23 23:59:47,401 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:59:47,402 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:59:47,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:59:47,406 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:59:47,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:59:47,407 INFO L85 PathProgramCache]: Analyzing trace with hash 286187968, now seen corresponding path program 1 times [2024-11-23 23:59:47,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:59:47,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590529108] [2024-11-23 23:59:47,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:59:47,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:59:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:59:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 33 proven. 30 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-23 23:59:48,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:59:48,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590529108] [2024-11-23 23:59:48,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590529108] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:59:48,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493222674] [2024-11-23 23:59:48,317 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:59:48,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:59:48,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:59:48,322 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:59:48,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 23:59:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:59:48,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 23:59:48,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:59:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 483 proven. 30 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-11-23 23:59:48,902 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:59:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 33 proven. 30 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-23 23:59:49,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493222674] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:59:49,292 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:59:49,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-11-23 23:59:49,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097268014] [2024-11-23 23:59:49,293 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:59:49,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 23:59:49,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:59:49,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:59:49,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:59:49,298 INFO L87 Difference]: Start difference. First operand 167 states and 253 transitions. Second operand has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-23 23:59:49,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:59:49,777 INFO L93 Difference]: Finished difference Result 301 states and 443 transitions. [2024-11-23 23:59:49,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 23:59:49,778 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 140 [2024-11-23 23:59:49,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:59:49,783 INFO L225 Difference]: With dead ends: 301 [2024-11-23 23:59:49,783 INFO L226 Difference]: Without dead ends: 191 [2024-11-23 23:59:49,785 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 277 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-23 23:59:49,785 INFO L435 NwaCegarLoop]: 60 mSDtfsCounter, 78 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 23:59:49,786 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 134 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 23:59:49,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-11-23 23:59:49,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 179. [2024-11-23 23:59:49,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 106 states have (on average 1.2075471698113207) internal successors, (128), 106 states have internal predecessors, (128), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-23 23:59:49,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 260 transitions. [2024-11-23 23:59:49,862 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 260 transitions. Word has length 140 [2024-11-23 23:59:49,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:59:49,863 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 260 transitions. [2024-11-23 23:59:49,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-23 23:59:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 260 transitions. [2024-11-23 23:59:49,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-23 23:59:49,870 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:59:49,870 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:59:49,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 23:59:50,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:59:50,071 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:59:50,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:59:50,072 INFO L85 PathProgramCache]: Analyzing trace with hash 343446270, now seen corresponding path program 1 times [2024-11-23 23:59:50,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:59:50,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066659625] [2024-11-23 23:59:50,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:59:50,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:59:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:59:50,252 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:59:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:59:50,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 23:59:50,490 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 23:59:50,492 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:59:50,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 23:59:50,499 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-23 23:59:50,614 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:59:50,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:59:50 BoogieIcfgContainer [2024-11-23 23:59:50,619 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:59:50,619 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:59:50,619 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:59:50,620 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:59:50,621 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:59:43" (3/4) ... [2024-11-23 23:59:50,624 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 23:59:50,625 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:59:50,626 INFO L158 Benchmark]: Toolchain (without parser) took 8276.23ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 100.5MB in the beginning and 171.3MB in the end (delta: -70.8MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2024-11-23 23:59:50,626 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:59:50,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.04ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 85.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:59:50,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.35ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 80.1MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:59:50,628 INFO L158 Benchmark]: Boogie Preprocessor took 108.43ms. Allocated memory is still 142.6MB. Free memory was 79.8MB in the beginning and 69.0MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:59:50,628 INFO L158 Benchmark]: RCFGBuilder took 811.88ms. Allocated memory is still 142.6MB. Free memory was 69.0MB in the beginning and 44.4MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 23:59:50,629 INFO L158 Benchmark]: TraceAbstraction took 6741.19ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 43.8MB in the beginning and 171.4MB in the end (delta: -127.6MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2024-11-23 23:59:50,629 INFO L158 Benchmark]: Witness Printer took 5.59ms. Allocated memory is still 327.2MB. Free memory was 171.4MB in the beginning and 171.3MB in the end (delta: 96.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:59:50,632 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.04ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 85.3MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.35ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 80.1MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 108.43ms. Allocated memory is still 142.6MB. Free memory was 79.8MB in the beginning and 69.0MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 811.88ms. Allocated memory is still 142.6MB. Free memory was 69.0MB in the beginning and 44.4MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6741.19ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 43.8MB in the beginning and 171.4MB in the end (delta: -127.6MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Witness Printer took 5.59ms. Allocated memory is still 327.2MB. Free memory was 171.4MB in the beginning and 171.3MB in the end (delta: 96.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 123, overapproximation of someBinaryFLOATComparisonOperation at line 53, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 105, overapproximation of someUnaryFLOAToperation at line 53, overapproximation of someBinaryArithmeticFLOAToperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] signed short int var_1_6 = -16; [L26] unsigned short int var_1_7 = 56838; [L27] unsigned short int var_1_8 = 24612; [L28] signed short int var_1_9 = 20013; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 0; [L32] signed short int var_1_14 = 50; [L33] unsigned char var_1_15 = 0; [L34] signed short int var_1_19 = 100; [L35] double var_1_21 = 3.5; [L36] signed short int var_1_23 = -128; [L37] float var_1_24 = 10.2; [L38] float var_1_25 = 8.6; [L39] float var_1_26 = 32.7; [L40] float var_1_27 = 16.25; [L41] float var_1_28 = 8.875; [L42] unsigned short int var_1_29 = 256; [L43] unsigned char last_1_var_1_15 = 0; VAL [isInitial=0, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=128, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L127] isInitial = 1 [L128] FCALL initially() [L130] CALL updateLastVariables() [L120] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=128, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L130] RET updateLastVariables() [L131] CALL updateVariables() [L83] var_1_2 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L84] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L85] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L85] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L86] var_1_3 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L87] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L88] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L88] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L89] var_1_7 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=24612, var_1_9=20013] [L90] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=24612, var_1_9=20013] [L91] CALL assume_abort_if_not(var_1_7 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=24612, var_1_9=20013] [L91] RET assume_abort_if_not(var_1_7 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=24612, var_1_9=20013] [L92] var_1_8 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=20013] [L93] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=20013] [L94] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=20013] [L94] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=20013] [L95] var_1_9 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_9 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L96] RET assume_abort_if_not(var_1_9 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L97] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L97] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L98] var_1_12 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L99] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L100] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L100] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L101] var_1_13 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L102] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L103] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L103] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L104] var_1_21 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L105] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L106] CALL assume_abort_if_not(var_1_21 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L106] RET assume_abort_if_not(var_1_21 != 0.0F) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L107] var_1_23 = __VERIFIER_nondet_short() [L108] CALL assume_abort_if_not(var_1_23 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L108] RET assume_abort_if_not(var_1_23 >= -16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L109] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L109] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L110] var_1_25 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L111] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L112] var_1_26 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L113] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L114] var_1_27 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L115] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L116] var_1_28 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L117] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L131] RET updateVariables() [L132] CALL step() [L47] COND FALSE !(\read(last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L50] COND FALSE !(\read(var_1_10)) [L53] var_1_24 = ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L55] COND FALSE !(var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21))))) [L62] var_1_19 = var_1_2 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L64] COND FALSE !(var_1_24 != var_1_24) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L67] COND TRUE (- var_1_24) == (var_1_24 + var_1_24) [L68] var_1_15 = var_1_12 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L70] COND TRUE (var_1_7 - (var_1_8 - var_1_2)) >= var_1_29 [L71] var_1_6 = (var_1_3 - (var_1_9 - var_1_2)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16130, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L73] COND FALSE !(\read(var_1_15)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16130, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L76] COND TRUE (var_1_2 - var_1_3) <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6))) [L77] var_1_1 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16130, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L132] RET step() [L133] CALL, EXPR property() [L123-L124] return (((((((((var_1_2 - var_1_3) <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6)))) ? (var_1_1 == ((signed long int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : (var_1_1 == ((signed long int) var_1_2))) && (((var_1_7 - (var_1_8 - var_1_2)) >= var_1_29) ? (var_1_6 == ((signed short int) (var_1_3 - (var_1_9 - var_1_2)))) : 1)) && (last_1_var_1_15 ? (var_1_10 == ((unsigned char) (var_1_12 || var_1_13))) : 1)) && (var_1_15 ? (var_1_14 == ((signed short int) (((((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) < (var_1_9)) ? ((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) : (var_1_9))))) : 1)) && (((- var_1_24) == (var_1_24 + var_1_24)) ? (var_1_15 == ((unsigned char) var_1_12)) : 1)) && ((var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21))))) ? (var_1_10 ? (var_1_19 == ((signed short int) (var_1_3 + ((((var_1_2) < (var_1_23)) ? (var_1_2) : (var_1_23)))))) : (var_1_19 == ((signed short int) (var_1_3 - 8)))) : (var_1_19 == ((signed short int) var_1_2)))) && (var_1_10 ? (var_1_24 == ((float) ((((var_1_25) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_25) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))))) : (var_1_24 == ((float) ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))))))) && ((var_1_24 != var_1_24) ? (var_1_29 == ((unsigned short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16130, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16130, var_1_7=32896, var_1_8=32767, var_1_9=16383] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=127, var_1_24=56843, var_1_29=256, var_1_2=127, var_1_3=126, var_1_6=-16130, var_1_7=32896, var_1_8=32767, var_1_9=16383] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 5, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 192 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 190 mSDsluCounter, 647 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 317 mSDsCounter, 137 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 159 IncrementalHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 137 mSolverCounterUnsat, 330 mSDtfsCounter, 159 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 445 GetRequests, 425 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=179occurred in iteration=4, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 26 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 980 NumberOfCodeBlocks, 980 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 973 ConstructedInterpolants, 0 QuantifiedInterpolants, 1969 SizeOfPredicates, 2 NumberOfNonLiveVariables, 642 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 6336/6468 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 [2024-11-23 23:59:50,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC --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 97e3c609f4b6c1bd378cfd8687bfda55bf0f695228ff7bf21eaf0c1ebda97569 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:59:54,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:59:54,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 23:59:54,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:59:54,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:59:54,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:59:54,212 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:59:54,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:59:54,213 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:59:54,213 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:59:54,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:59:54,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:59:54,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:59:54,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:59:54,215 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:59:54,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:59:54,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:59:54,215 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:59:54,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:59:54,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:59:54,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:59:54,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:59:54,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:59:54,217 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 23:59:54,218 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 23:59:54,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 23:59:54,218 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:59:54,218 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:59:54,218 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:59:54,218 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:59:54,220 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:59:54,220 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:59:54,220 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:59:54,220 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:59:54,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:59:54,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:59:54,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:59:54,221 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 23:59:54,222 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 23:59:54,222 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:59:54,222 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:59:54,222 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:59:54,222 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:59:54,223 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_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC 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 -> 97e3c609f4b6c1bd378cfd8687bfda55bf0f695228ff7bf21eaf0c1ebda97569 [2024-11-23 23:59:54,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:59:54,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:59:54,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:59:54,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:59:54,699 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:59:54,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i [2024-11-23 23:59:58,411 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/37901f370/5a1a290452fc42619d119a0049b5886c/FLAGa43ada805 [2024-11-23 23:59:58,759 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:59:58,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i [2024-11-23 23:59:58,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/37901f370/5a1a290452fc42619d119a0049b5886c/FLAGa43ada805 [2024-11-23 23:59:58,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/data/37901f370/5a1a290452fc42619d119a0049b5886c [2024-11-23 23:59:58,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:59:58,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:59:58,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:59:58,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:59:58,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:59:58,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:59:58" (1/1) ... [2024-11-23 23:59:58,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48241084 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:58, skipping insertion in model container [2024-11-23 23:59:58,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:59:58" (1/1) ... [2024-11-23 23:59:58,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:59:59,071 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_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i[919,932] [2024-11-23 23:59:59,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:59:59,227 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:59:59,240 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_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-19.i[919,932] [2024-11-23 23:59:59,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:59:59,303 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:59:59,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59 WrapperNode [2024-11-23 23:59:59,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:59:59,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:59:59,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:59:59,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:59:59,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,402 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 138 [2024-11-23 23:59:59,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:59:59,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:59:59,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:59:59,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:59:59,428 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,440 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,469 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]. [2024-11-23 23:59:59,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,492 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,493 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:59:59,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:59:59,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:59:59,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:59:59,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (1/1) ... [2024-11-23 23:59:59,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:59:59,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:59:59,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:59:59,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:59:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:59:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 23:59:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:59:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:59:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:59:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:59:59,726 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:59:59,729 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:00:12,951 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-24 00:00:12,952 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:00:12,989 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:00:12,990 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:00:12,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:00:12 BoogieIcfgContainer [2024-11-24 00:00:12,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:00:12,993 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:00:12,994 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:00:13,002 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:00:13,002 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:59:58" (1/3) ... [2024-11-24 00:00:13,003 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71ae0f18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:00:13, skipping insertion in model container [2024-11-24 00:00:13,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:59:59" (2/3) ... [2024-11-24 00:00:13,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71ae0f18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:00:13, skipping insertion in model container [2024-11-24 00:00:13,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:00:12" (3/3) ... [2024-11-24 00:00:13,007 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-19.i [2024-11-24 00:00:13,027 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:00:13,030 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-19.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:00:13,102 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:00:13,117 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;@1982d747, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:00:13,118 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:00:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:00:13,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:00:13,143 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:00:13,145 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:00:13,145 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:00:13,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:00:13,152 INFO L85 PathProgramCache]: Analyzing trace with hash -261807416, now seen corresponding path program 1 times [2024-11-24 00:00:13,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:00:13,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1755636103] [2024-11-24 00:00:13,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:00:13,173 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 [2024-11-24 00:00:13,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:00:13,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:00:13,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:00:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:00:14,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:00:14,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:00:14,476 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-24 00:00:14,476 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:00:14,478 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:00:14,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1755636103] [2024-11-24 00:00:14,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1755636103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:00:14,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:00:14,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:00:14,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673275069] [2024-11-24 00:00:14,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:00:14,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:00:14,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:00:14,515 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:00:14,516 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:00:14,518 INFO L87 Difference]: Start difference. First operand has 63 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:00:14,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:00:14,551 INFO L93 Difference]: Finished difference Result 119 states and 208 transitions. [2024-11-24 00:00:14,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:00:14,554 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 140 [2024-11-24 00:00:14,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:00:14,562 INFO L225 Difference]: With dead ends: 119 [2024-11-24 00:00:14,562 INFO L226 Difference]: Without dead ends: 59 [2024-11-24 00:00:14,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:00:14,574 INFO L435 NwaCegarLoop]: 89 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, 89 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 [2024-11-24 00:00:14,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:00:14,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-24 00:00:14,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-24 00:00:14,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 35 states have internal predecessors, (45), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:00:14,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 89 transitions. [2024-11-24 00:00:14,651 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 89 transitions. Word has length 140 [2024-11-24 00:00:14,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:00:14,653 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 89 transitions. [2024-11-24 00:00:14,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-24 00:00:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 89 transitions. [2024-11-24 00:00:14,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:00:14,661 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:00:14,662 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:00:14,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 00:00:14,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:00:14,864 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:00:14,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:00:14,866 INFO L85 PathProgramCache]: Analyzing trace with hash -673042048, now seen corresponding path program 1 times [2024-11-24 00:00:14,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:00:14,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [604378222] [2024-11-24 00:00:14,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:00:14,870 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 [2024-11-24 00:00:14,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:00:14,873 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:00:14,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:00:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:00:16,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:00:16,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:00:19,914 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-24 00:00:19,915 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:00:19,915 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:00:19,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [604378222] [2024-11-24 00:00:19,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [604378222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:00:19,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:00:19,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:00:19,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501230368] [2024-11-24 00:00:19,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:00:19,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:00:19,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:00:19,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:00:19,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:00:19,920 INFO L87 Difference]: Start difference. First operand 59 states and 89 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:00:24,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:28,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:32,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:37,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:41,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:44,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:45,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:00:45,043 INFO L93 Difference]: Finished difference Result 194 states and 293 transitions. [2024-11-24 00:00:45,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:00:45,194 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 140 [2024-11-24 00:00:45,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:00:45,197 INFO L225 Difference]: With dead ends: 194 [2024-11-24 00:00:45,198 INFO L226 Difference]: Without dead ends: 138 [2024-11-24 00:00:45,202 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:00:45,203 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 82 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 49 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:00:45,204 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 275 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 10 Invalid, 5 Unknown, 0 Unchecked, 25.0s Time] [2024-11-24 00:00:45,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-24 00:00:45,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 113. [2024-11-24 00:00:45,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 66 states have (on average 1.2727272727272727) internal successors, (84), 66 states have internal predecessors, (84), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-24 00:00:45,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 172 transitions. [2024-11-24 00:00:45,261 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 172 transitions. Word has length 140 [2024-11-24 00:00:45,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:00:45,262 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 172 transitions. [2024-11-24 00:00:45,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:00:45,263 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 172 transitions. [2024-11-24 00:00:45,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:00:45,269 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:00:45,269 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:00:45,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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)] Forceful destruction successful, exit code 0 [2024-11-24 00:00:45,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:00:45,470 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:00:45,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:00:45,471 INFO L85 PathProgramCache]: Analyzing trace with hash -414876610, now seen corresponding path program 1 times [2024-11-24 00:00:45,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:00:45,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [684911054] [2024-11-24 00:00:45,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:00:45,472 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 [2024-11-24 00:00:45,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:00:45,475 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:00:45,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:00:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:00:46,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 00:00:46,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:00:50,375 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-24 00:00:50,375 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:00:50,375 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:00:50,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [684911054] [2024-11-24 00:00:50,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [684911054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:00:50,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:00:50,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:00:50,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786179676] [2024-11-24 00:00:50,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:00:50,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:00:50,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:00:50,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:00:50,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:00:50,379 INFO L87 Difference]: Start difference. First operand 113 states and 172 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:00:54,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:59,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:00:59,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:00:59,432 INFO L93 Difference]: Finished difference Result 333 states and 510 transitions. [2024-11-24 00:00:59,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:00:59,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 140 [2024-11-24 00:00:59,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:00:59,600 INFO L225 Difference]: With dead ends: 333 [2024-11-24 00:00:59,600 INFO L226 Difference]: Without dead ends: 223 [2024-11-24 00:00:59,601 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:00:59,603 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 20 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:00:59,603 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 167 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 5 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2024-11-24 00:00:59,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-24 00:00:59,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 221. [2024-11-24 00:00:59,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 128 states have (on average 1.25) internal successors, (160), 128 states have internal predecessors, (160), 88 states have call successors, (88), 4 states have call predecessors, (88), 4 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2024-11-24 00:00:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 336 transitions. [2024-11-24 00:00:59,650 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 336 transitions. Word has length 140 [2024-11-24 00:00:59,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:00:59,651 INFO L471 AbstractCegarLoop]: Abstraction has 221 states and 336 transitions. [2024-11-24 00:00:59,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-24 00:00:59,652 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 336 transitions. [2024-11-24 00:00:59,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:00:59,654 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:00:59,655 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:00:59,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-24 00:00:59,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:00:59,855 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:00:59,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:00:59,856 INFO L85 PathProgramCache]: Analyzing trace with hash 286187968, now seen corresponding path program 1 times [2024-11-24 00:00:59,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:00:59,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2040221768] [2024-11-24 00:00:59,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:00:59,857 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 [2024-11-24 00:00:59,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:00:59,860 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:00:59,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 (5)] Waiting until timeout for monitored process [2024-11-24 00:01:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:01:01,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 00:01:01,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:01:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 483 proven. 30 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-11-24 00:01:03,450 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:01:05,953 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 33 proven. 30 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-24 00:01:05,953 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:01:05,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2040221768] [2024-11-24 00:01:05,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2040221768] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:01:05,954 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:01:05,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-24 00:01:05,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227318083] [2024-11-24 00:01:05,954 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:01:05,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:01:05,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:01:05,956 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:01:05,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:01:05,956 INFO L87 Difference]: Start difference. First operand 221 states and 336 transitions. Second operand has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-24 00:01:12,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:01:16,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:01:20,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:01:20,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:01:20,920 INFO L93 Difference]: Finished difference Result 287 states and 429 transitions. [2024-11-24 00:01:21,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 00:01:21,060 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 140 [2024-11-24 00:01:21,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:01:21,062 INFO L225 Difference]: With dead ends: 287 [2024-11-24 00:01:21,062 INFO L226 Difference]: Without dead ends: 69 [2024-11-24 00:01:21,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 272 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:01:21,065 INFO L435 NwaCegarLoop]: 58 mSDtfsCounter, 95 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 89 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:01:21,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 126 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 123 Invalid, 3 Unknown, 0 Unchecked, 14.1s Time] [2024-11-24 00:01:21,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-24 00:01:21,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 63. [2024-11-24 00:01:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 38 states have (on average 1.1578947368421053) internal successors, (44), 38 states have internal predecessors, (44), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-24 00:01:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 88 transitions. [2024-11-24 00:01:21,099 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 88 transitions. Word has length 140 [2024-11-24 00:01:21,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:01:21,100 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 88 transitions. [2024-11-24 00:01:21,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-24 00:01:21,100 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2024-11-24 00:01:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:01:21,107 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:01:21,107 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:01:21,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 (5)] Ended with exit code 0 [2024-11-24 00:01:21,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-24 00:01:21,308 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:01:21,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:01:21,309 INFO L85 PathProgramCache]: Analyzing trace with hash 343446270, now seen corresponding path program 1 times [2024-11-24 00:01:21,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:01:21,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [692768652] [2024-11-24 00:01:21,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:01:21,310 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 [2024-11-24 00:01:21,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:01:21,314 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-24 00:01:21,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f58c16-c39c-4914-82ac-d8cd58a0f4a8/bin/uautomizer-verify-LYvppIcaGC/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 (6)] Waiting until timeout for monitored process [2024-11-24 00:01:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:01:22,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-24 00:01:22,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:01:44,125 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:01:53,130 WARN L286 SmtUtils]: Spent 8.48s 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) [2024-11-24 00:02:02,076 WARN L286 SmtUtils]: Spent 8.49s 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) [2024-11-24 00:02:10,559 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:02:19,057 WARN L286 SmtUtils]: Spent 8.50s 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) [2024-11-24 00:02:32,505 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:02:46,750 WARN L286 SmtUtils]: Spent 8.49s 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) [2024-11-24 00:03:00,282 WARN L286 SmtUtils]: Spent 8.50s 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) [2024-11-24 00:03:08,750 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:03:17,225 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:03:25,766 WARN L286 SmtUtils]: Spent 8.54s 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) [2024-11-24 00:03:34,261 WARN L286 SmtUtils]: Spent 8.49s 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) [2024-11-24 00:03:42,739 WARN L286 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:03:51,306 WARN L286 SmtUtils]: Spent 8.57s 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) [2024-11-24 00:03:55,444 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_24~0))) (let ((.cse5 (fp.div c_currentRoundingMode .cse4 c_~var_1_21~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 10.0)))) (let ((.cse0 (fp.gt .cse6 .cse4)) (.cse1 (not (fp.eq .cse4 .cse5)))) (and (= (_ bv0 8) c_~var_1_10~0) (or .cse0 .cse1) (= (_ bv0 8) c_~last_1_var_1_15~0) (bvsle ((_ zero_extend 24) c_~var_1_12~0) (_ bv0 32)) (let ((.cse3 (fp.sub c_currentRoundingMode c_~var_1_27~0 c_~var_1_28~0))) (let ((.cse2 (fp.lt .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) (or (and (not .cse2) (= .cse3 c_~var_1_24~0)) (and (= (fp.neg .cse3) c_~var_1_24~0) .cse2)))) (or .cse0 (not (fp.gt .cse4 .cse5))) (or (fp.gt .cse6 .cse5) .cse1) (= ((_ zero_extend 8) c_~var_1_2~0) c_~var_1_19~0))))) is different from false [2024-11-24 00:03:59,596 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_24~0))) (let ((.cse5 (fp.div c_currentRoundingMode .cse4 c_~var_1_21~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 10.0)))) (let ((.cse0 (fp.gt .cse6 .cse4)) (.cse1 (not (fp.eq .cse4 .cse5)))) (and (= (_ bv0 8) c_~var_1_10~0) (or .cse0 .cse1) (= (_ bv0 8) c_~last_1_var_1_15~0) (bvsle ((_ zero_extend 24) c_~var_1_12~0) (_ bv0 32)) (let ((.cse3 (fp.sub c_currentRoundingMode c_~var_1_27~0 c_~var_1_28~0))) (let ((.cse2 (fp.lt .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) (or (and (not .cse2) (= .cse3 c_~var_1_24~0)) (and (= (fp.neg .cse3) c_~var_1_24~0) .cse2)))) (or .cse0 (not (fp.gt .cse4 .cse5))) (or (fp.gt .cse6 .cse5) .cse1) (= ((_ zero_extend 8) c_~var_1_2~0) c_~var_1_19~0))))) is different from true [2024-11-24 00:04:08,316 WARN L286 SmtUtils]: Spent 8.70s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:04:16,830 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:04:25,446 WARN L286 SmtUtils]: Spent 8.61s 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) [2024-11-24 00:04:33,972 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 2 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:04:42,508 WARN L286 SmtUtils]: Spent 8.54s 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) [2024-11-24 00:04:51,037 WARN L286 SmtUtils]: Spent 8.53s 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) [2024-11-24 00:04:59,680 WARN L286 SmtUtils]: Spent 8.64s 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) [2024-11-24 00:05:08,211 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:05:16,765 WARN L286 SmtUtils]: Spent 8.55s 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) [2024-11-24 00:05:25,275 WARN L286 SmtUtils]: Spent 8.51s 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) [2024-11-24 00:05:33,801 WARN L286 SmtUtils]: Spent 8.52s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:05:42,312 WARN L286 SmtUtils]: Spent 8.51s 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) [2024-11-24 00:05:50,806 WARN L286 SmtUtils]: Spent 8.49s 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) [2024-11-24 00:05:59,308 WARN L286 SmtUtils]: Spent 8.50s 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) [2024-11-24 00:06:07,795 WARN L286 SmtUtils]: Spent 8.49s 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) [2024-11-24 00:06:11,941 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_24~0))) (let ((.cse5 (fp.div c_currentRoundingMode .cse4 c_~var_1_21~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 10.0)))) (let ((.cse0 (fp.gt .cse6 .cse4)) (.cse1 (not (fp.eq .cse4 .cse5)))) (and (= (_ bv0 8) c_~var_1_10~0) (or .cse0 .cse1) (= (_ bv0 8) c_~last_1_var_1_15~0) (bvsle ((_ zero_extend 24) c_~var_1_12~0) (_ bv0 32)) (let ((.cse3 (fp.sub c_currentRoundingMode c_~var_1_27~0 c_~var_1_28~0))) (let ((.cse2 (fp.lt .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) (or (and (not .cse2) (= .cse3 c_~var_1_24~0)) (and (= (fp.neg .cse3) c_~var_1_24~0) .cse2)))) (or .cse0 (not (fp.gt .cse4 .cse5))) (or (fp.gt .cse6 .cse5) .cse1) (fp.eq c_~var_1_24~0 c_~var_1_24~0) (= ((_ zero_extend 8) c_~var_1_2~0) c_~var_1_19~0))))) is different from false [2024-11-24 00:06:16,075 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_24~0))) (let ((.cse5 (fp.div c_currentRoundingMode .cse4 c_~var_1_21~0)) (.cse6 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 10.0)))) (let ((.cse0 (fp.gt .cse6 .cse4)) (.cse1 (not (fp.eq .cse4 .cse5)))) (and (= (_ bv0 8) c_~var_1_10~0) (or .cse0 .cse1) (= (_ bv0 8) c_~last_1_var_1_15~0) (bvsle ((_ zero_extend 24) c_~var_1_12~0) (_ bv0 32)) (let ((.cse3 (fp.sub c_currentRoundingMode c_~var_1_27~0 c_~var_1_28~0))) (let ((.cse2 (fp.lt .cse3 ((_ to_fp 8 24) c_currentRoundingMode (_ bv0 32))))) (or (and (not .cse2) (= .cse3 c_~var_1_24~0)) (and (= (fp.neg .cse3) c_~var_1_24~0) .cse2)))) (or .cse0 (not (fp.gt .cse4 .cse5))) (or (fp.gt .cse6 .cse5) .cse1) (fp.eq c_~var_1_24~0 c_~var_1_24~0) (= ((_ zero_extend 8) c_~var_1_2~0) c_~var_1_19~0))))) is different from true [2024-11-24 00:06:29,111 WARN L286 SmtUtils]: Spent 8.53s 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) [2024-11-24 00:06:42,624 WARN L286 SmtUtils]: Spent 8.50s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-24 00:07:04,047 WARN L286 SmtUtils]: Spent 6.12s on a formula simplification. DAG size of input: 29 DAG size of output: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:07:20,158 WARN L286 SmtUtils]: Spent 6.20s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:07:51,231 WARN L286 SmtUtils]: Spent 6.94s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)