./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ --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 673f48eff2c9fa553be4e6ec558f63c53157e8de398373430e9065fe538627b8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:27:37,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:27:37,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-23 22:27:37,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:27:37,790 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:27:37,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:27:37,824 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:27:37,825 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:27:37,826 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:27:37,827 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:27:37,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:27:37,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:27:37,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:27:37,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:27:37,831 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:27:37,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:27:37,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:27:37,834 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:27:37,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:27:37,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:27:37,836 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:27:37,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:27:37,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:27:37,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:27:37,839 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:27:37,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:27:37,840 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:27:37,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:27:37,841 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:27:37,842 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:27:37,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:27:37,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:27:37,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:27:37,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:27:37,844 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:27:37,844 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:27:37,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:27:37,845 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:27:37,846 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:27:37,846 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:27:37,846 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:27:37,847 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:27:37,847 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 673f48eff2c9fa553be4e6ec558f63c53157e8de398373430e9065fe538627b8 [2023-11-23 22:27:38,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:27:38,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:27:38,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:27:38,265 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:27:38,267 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:27:38,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i [2023-11-23 22:27:41,434 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:27:41,782 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:27:41,783 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i [2023-11-23 22:27:41,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data/77061642f/6511c821efbd43ca8581e4cc6a8cb4b2/FLAG07d14439c [2023-11-23 22:27:42,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data/77061642f/6511c821efbd43ca8581e4cc6a8cb4b2 [2023-11-23 22:27:42,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:27:42,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:27:42,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:27:42,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:27:42,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:27:42,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ffc7d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42, skipping insertion in model container [2023-11-23 22:27:42,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,120 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:27:42,272 WARN L240 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_2de2f0f6-1d08-4915-9c34-01136f5b0737/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i[915,928] [2023-11-23 22:27:42,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:27:42,332 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:27:42,345 WARN L240 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_2de2f0f6-1d08-4915-9c34-01136f5b0737/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i[915,928] [2023-11-23 22:27:42,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:27:42,436 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:27:42,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42 WrapperNode [2023-11-23 22:27:42,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:27:42,438 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:27:42,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:27:42,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:27:42,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,540 INFO L138 Inliner]: procedures = 29, calls = 111, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 317 [2023-11-23 22:27:42,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:27:42,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:27:42,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:27:42,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:27:42,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,559 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,585 INFO L189 HeapSplitter]: Split 91 memory accesses to 2 slices as follows [2, 89] [2023-11-23 22:27:42,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:27:42,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:27:42,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:27:42,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:27:42,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (1/1) ... [2023-11-23 22:27:42,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:27:42,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:27:42,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:27:42,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:27:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:27:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 22:27:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 22:27:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2023-11-23 22:27:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2023-11-23 22:27:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2023-11-23 22:27:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2023-11-23 22:27:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 22:27:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 22:27:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2023-11-23 22:27:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2023-11-23 22:27:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 22:27:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 22:27:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:27:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 22:27:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:27:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:27:42,834 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:27:42,836 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:27:43,297 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:27:43,349 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:27:43,350 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:27:43,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:27:43 BoogieIcfgContainer [2023-11-23 22:27:43,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:27:43,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:27:43,353 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:27:43,356 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:27:43,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:27:42" (1/3) ... [2023-11-23 22:27:43,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75fbcc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:27:43, skipping insertion in model container [2023-11-23 22:27:43,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:42" (2/3) ... [2023-11-23 22:27:43,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75fbcc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:27:43, skipping insertion in model container [2023-11-23 22:27:43,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:27:43" (3/3) ... [2023-11-23 22:27:43,359 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-0.i [2023-11-23 22:27:43,374 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:27:43,374 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:27:43,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:27:43,432 INFO L357 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, mHoare=true, 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;@5d9be2ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:27:43,433 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:27:43,437 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 67 states have (on average 1.507462686567164) internal successors, (101), 68 states have internal predecessors, (101), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-23 22:27:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 22:27:43,450 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:27:43,451 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:27:43,452 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:27:43,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:27:43,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1941354024, now seen corresponding path program 1 times [2023-11-23 22:27:43,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:27:43,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873161206] [2023-11-23 22:27:43,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:27:43,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:27:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:27:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 22:27:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-23 22:27:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 22:27:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-23 22:27:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-23 22:27:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-23 22:27:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-23 22:27:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:43,930 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-23 22:27:43,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:27:43,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873161206] [2023-11-23 22:27:43,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873161206] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:27:43,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:27:43,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:27:43,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265168535] [2023-11-23 22:27:43,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:27:43,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 22:27:43,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:27:43,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 22:27:43,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:27:44,001 INFO L87 Difference]: Start difference. First operand has 78 states, 67 states have (on average 1.507462686567164) internal successors, (101), 68 states have internal predecessors, (101), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:27:44,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:27:44,052 INFO L93 Difference]: Finished difference Result 150 states and 235 transitions. [2023-11-23 22:27:44,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 22:27:44,055 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2023-11-23 22:27:44,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:27:44,066 INFO L225 Difference]: With dead ends: 150 [2023-11-23 22:27:44,066 INFO L226 Difference]: Without dead ends: 73 [2023-11-23 22:27:44,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:27:44,076 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:27:44,077 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 22:27:44,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-23 22:27:44,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-23 22:27:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 63 states have (on average 1.380952380952381) internal successors, (87), 63 states have internal predecessors, (87), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-23 22:27:44,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2023-11-23 22:27:44,149 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 73 [2023-11-23 22:27:44,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:27:44,150 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2023-11-23 22:27:44,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:27:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2023-11-23 22:27:44,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 22:27:44,160 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:27:44,161 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:27:44,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 22:27:44,162 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:27:44,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:27:44,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1065954572, now seen corresponding path program 1 times [2023-11-23 22:27:44,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:27:44,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962191298] [2023-11-23 22:27:44,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:27:44,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:27:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 22:27:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 22:27:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-23 22:27:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 22:27:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-23 22:27:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-23 22:27:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-11-23 22:27:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-23 22:27:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:27:44,466 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-23 22:27:44,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 22:27:44,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962191298] [2023-11-23 22:27:44,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962191298] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:27:44,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:27:44,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 22:27:44,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971309170] [2023-11-23 22:27:44,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:27:44,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 22:27:44,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 22:27:44,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 22:27:44,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 22:27:44,473 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:27:44,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:27:44,544 INFO L93 Difference]: Finished difference Result 151 states and 214 transitions. [2023-11-23 22:27:44,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 22:27:44,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2023-11-23 22:27:44,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:27:44,547 INFO L225 Difference]: With dead ends: 151 [2023-11-23 22:27:44,547 INFO L226 Difference]: Without dead ends: 79 [2023-11-23 22:27:44,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:27:44,550 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 10 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 22:27:44,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 286 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 22:27:44,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-23 22:27:44,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2023-11-23 22:27:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 65 states have (on average 1.3692307692307693) internal successors, (89), 65 states have internal predecessors, (89), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-23 22:27:44,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 105 transitions. [2023-11-23 22:27:44,580 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 105 transitions. Word has length 73 [2023-11-23 22:27:44,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:27:44,581 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 105 transitions. [2023-11-23 22:27:44,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:27:44,582 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2023-11-23 22:27:44,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 22:27:44,586 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:27:44,586 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:27:44,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 22:27:44,588 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:27:44,588 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:27:44,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1626654350, now seen corresponding path program 1 times [2023-11-23 22:27:44,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 22:27:44,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786488373] [2023-11-23 22:27:44,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:27:44,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 22:27:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 22:27:44,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 22:27:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 22:27:44,850 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 22:27:44,850 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 22:27:44,852 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 22:27:44,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 22:27:44,859 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-23 22:27:44,864 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 22:27:44,946 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated [2023-11-23 22:27:44,948 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated [2023-11-23 22:27:44,948 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-23 22:27:44,949 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-23 22:27:44,949 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-23 22:27:44,949 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-23 22:27:44,950 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-23 22:27:44,950 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated [2023-11-23 22:27:44,950 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated [2023-11-23 22:27:44,951 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated [2023-11-23 22:27:44,951 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-11-23 22:27:44,951 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-23 22:27:44,952 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated [2023-11-23 22:27:44,952 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-23 22:27:44,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-23 22:27:44,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-23 22:27:44,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated [2023-11-23 22:27:44,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-23 22:27:44,954 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-23 22:27:44,954 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-23 22:27:44,955 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-23 22:27:44,955 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-23 22:27:44,955 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-23 22:27:44,955 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated [2023-11-23 22:27:44,956 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-23 22:27:44,957 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-23 22:27:44,958 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-23 22:27:44,959 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-23 22:27:44,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 22:27:44,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 22:27:44,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-23 22:27:44,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated [2023-11-23 22:27:44,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 22:27:44,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 22:27:44,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-23 22:27:44,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-23 22:27:44,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 22:27:44,963 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 22:27:44,963 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated [2023-11-23 22:27:44,963 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 22:27:44,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated [2023-11-23 22:27:44,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 22:27:44,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-23 22:27:44,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-23 22:27:44,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-23 22:27:44,965 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 22:27:44,965 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-23 22:27:44,965 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 22:27:44,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 22:27:44,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated [2023-11-23 22:27:44,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-23 22:27:44,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-23 22:27:44,967 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-23 22:27:44,967 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated [2023-11-23 22:27:44,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:27:44 BoogieIcfgContainer [2023-11-23 22:27:44,985 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 22:27:44,985 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 22:27:44,985 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 22:27:44,986 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 22:27:44,986 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:27:43" (3/4) ... [2023-11-23 22:27:44,988 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 22:27:44,990 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 22:27:44,991 INFO L158 Benchmark]: Toolchain (without parser) took 2906.53ms. Allocated memory is still 165.7MB. Free memory was 131.6MB in the beginning and 128.2MB in the end (delta: 3.4MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2023-11-23 22:27:44,991 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 111.1MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:27:44,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.95ms. Allocated memory is still 165.7MB. Free memory was 131.6MB in the beginning and 117.7MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 22:27:44,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.78ms. Allocated memory is still 165.7MB. Free memory was 117.7MB in the beginning and 114.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 22:27:44,993 INFO L158 Benchmark]: Boogie Preprocessor took 94.94ms. Allocated memory is still 165.7MB. Free memory was 114.4MB in the beginning and 110.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 22:27:44,993 INFO L158 Benchmark]: RCFGBuilder took 713.88ms. Allocated memory is still 165.7MB. Free memory was 110.7MB in the beginning and 128.9MB in the end (delta: -18.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 22:27:44,994 INFO L158 Benchmark]: TraceAbstraction took 1631.89ms. Allocated memory is still 165.7MB. Free memory was 128.9MB in the beginning and 128.2MB in the end (delta: 699.1kB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. [2023-11-23 22:27:44,994 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 165.7MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:27:44,997 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 111.1MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.95ms. Allocated memory is still 165.7MB. Free memory was 131.6MB in the beginning and 117.7MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.78ms. Allocated memory is still 165.7MB. Free memory was 117.7MB in the beginning and 114.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.94ms. Allocated memory is still 165.7MB. Free memory was 114.4MB in the beginning and 110.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 713.88ms. Allocated memory is still 165.7MB. Free memory was 110.7MB in the beginning and 128.9MB in the end (delta: -18.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1631.89ms. Allocated memory is still 165.7MB. Free memory was 128.9MB in the beginning and 128.2MB in the end (delta: 699.1kB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 165.7MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short83 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62. Possible FailurePath: [L33] unsigned char isInitial = 0; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L34-L44] struct WrapperStruct0 WrapperStruct0 = { 25.8, 1, 128.2, 15.4, 5.25, 1, 100, 1, 5 }; [L45] double last_1_WrapperStruct0_var_1_5 = 5.25; [L46] unsigned char last_1_WrapperStruct0_var_1_10 = 100; [L47] unsigned short int last_1_WrapperStruct0_var_1_13 = 5; [L107] isInitial = 1 [L108] FCALL initially() [L109] COND TRUE 1 [L110] CALL updateLastVariables() [L98] EXPR WrapperStruct0.var_1_5 [L98] last_1_WrapperStruct0_var_1_5 = WrapperStruct0.var_1_5 [L99] EXPR WrapperStruct0.var_1_10 [L99] last_1_WrapperStruct0_var_1_10 = WrapperStruct0.var_1_10 [L100] EXPR WrapperStruct0.var_1_13 [L100] last_1_WrapperStruct0_var_1_13 = WrapperStruct0.var_1_13 [L110] RET updateLastVariables() [L111] CALL updateVariables() [L83] WrapperStruct0.var_1_2 = __VERIFIER_nondet_uchar() [L84] EXPR WrapperStruct0.var_1_2 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L84] CALL assume_abort_if_not(WrapperStruct0.var_1_2 >= 0) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L84] RET assume_abort_if_not(WrapperStruct0.var_1_2 >= 0) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L85] EXPR WrapperStruct0.var_1_2 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L85] CALL assume_abort_if_not(WrapperStruct0.var_1_2 <= 1) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L85] RET assume_abort_if_not(WrapperStruct0.var_1_2 <= 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L86] WrapperStruct0.var_1_3 = __VERIFIER_nondet_double() [L87] EXPR WrapperStruct0.var_1_3 [L87] EXPR WrapperStruct0.var_1_3 >= 0.0F && WrapperStruct0.var_1_3 <= -1.0e-20F VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L87] EXPR WrapperStruct0.var_1_3 >= 0.0F && WrapperStruct0.var_1_3 <= -1.0e-20F [L87] EXPR WrapperStruct0.var_1_3 [L87] EXPR WrapperStruct0.var_1_3 >= 0.0F && WrapperStruct0.var_1_3 <= -1.0e-20F VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L87] EXPR (WrapperStruct0.var_1_3 >= 0.0F && WrapperStruct0.var_1_3 <= -1.0e-20F) || (WrapperStruct0.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L87] EXPR (WrapperStruct0.var_1_3 >= 0.0F && WrapperStruct0.var_1_3 <= -1.0e-20F) || (WrapperStruct0.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_3 >= 1.0e-20F ) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L87] CALL assume_abort_if_not((WrapperStruct0.var_1_3 >= 0.0F && WrapperStruct0.var_1_3 <= -1.0e-20F) || (WrapperStruct0.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L87] RET assume_abort_if_not((WrapperStruct0.var_1_3 >= 0.0F && WrapperStruct0.var_1_3 <= -1.0e-20F) || (WrapperStruct0.var_1_3 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_3 >= 1.0e-20F )) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L88] WrapperStruct0.var_1_4 = __VERIFIER_nondet_double() [L89] EXPR WrapperStruct0.var_1_4 [L89] EXPR WrapperStruct0.var_1_4 >= 0.0F && WrapperStruct0.var_1_4 <= -1.0e-20F VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L89] EXPR WrapperStruct0.var_1_4 >= 0.0F && WrapperStruct0.var_1_4 <= -1.0e-20F [L89] EXPR WrapperStruct0.var_1_4 [L89] EXPR WrapperStruct0.var_1_4 >= 0.0F && WrapperStruct0.var_1_4 <= -1.0e-20F VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L89] EXPR (WrapperStruct0.var_1_4 >= 0.0F && WrapperStruct0.var_1_4 <= -1.0e-20F) || (WrapperStruct0.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L89] EXPR (WrapperStruct0.var_1_4 >= 0.0F && WrapperStruct0.var_1_4 <= -1.0e-20F) || (WrapperStruct0.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_4 >= 1.0e-20F ) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L89] CALL assume_abort_if_not((WrapperStruct0.var_1_4 >= 0.0F && WrapperStruct0.var_1_4 <= -1.0e-20F) || (WrapperStruct0.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L89] RET assume_abort_if_not((WrapperStruct0.var_1_4 >= 0.0F && WrapperStruct0.var_1_4 <= -1.0e-20F) || (WrapperStruct0.var_1_4 <= 9223372.036854765600e+12F && WrapperStruct0.var_1_4 >= 1.0e-20F )) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L90] WrapperStruct0.var_1_9 = __VERIFIER_nondet_uchar() [L91] EXPR WrapperStruct0.var_1_9 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L91] CALL assume_abort_if_not(WrapperStruct0.var_1_9 >= 0) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L91] RET assume_abort_if_not(WrapperStruct0.var_1_9 >= 0) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L92] EXPR WrapperStruct0.var_1_9 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L92] CALL assume_abort_if_not(WrapperStruct0.var_1_9 <= 1) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L92] RET assume_abort_if_not(WrapperStruct0.var_1_9 <= 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L93] WrapperStruct0.var_1_12 = __VERIFIER_nondet_uchar() [L94] EXPR WrapperStruct0.var_1_12 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L94] CALL assume_abort_if_not(WrapperStruct0.var_1_12 >= 0) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L94] RET assume_abort_if_not(WrapperStruct0.var_1_12 >= 0) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L95] EXPR WrapperStruct0.var_1_12 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L95] CALL assume_abort_if_not(WrapperStruct0.var_1_12 <= 254) VAL [WrapperStruct0={4:0}, \old(cond)=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L20] COND FALSE !(!cond) VAL [WrapperStruct0={4:0}, \old(cond)=1, cond=1, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L95] RET assume_abort_if_not(WrapperStruct0.var_1_12 <= 254) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L111] RET updateVariables() [L112] CALL step() [L51] WrapperStruct0.var_1_9 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L51] COND FALSE !(WrapperStruct0.var_1_9) [L56] COND FALSE !((last_1_WrapperStruct0_var_1_13 + last_1_WrapperStruct0_var_1_13) < last_1_WrapperStruct0_var_1_13) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L61] EXPR WrapperStruct0.var_1_2 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L61] COND TRUE ! WrapperStruct0.var_1_2 [L62] EXPR WrapperStruct0.var_1_3 [L62] EXPR WrapperStruct0.var_1_4 [L62] WrapperStruct0.var_1_1 = (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4) [L66] EXPR WrapperStruct0.var_1_3 [L66] EXPR WrapperStruct0.var_1_4 [L66] EXPR WrapperStruct0.var_1_1 [L66] EXPR WrapperStruct0.var_1_1 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L66] COND FALSE !((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) [L79] EXPR WrapperStruct0.var_1_3 [L79] WrapperStruct0.var_1_5 = WrapperStruct0.var_1_3 [L112] RET step() [L113] CALL, EXPR property() [L103] EXPR WrapperStruct0.var_1_2 VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103] EXPR (! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3))))) [L103] EXPR WrapperStruct0.var_1_1 [L103] EXPR WrapperStruct0.var_1_3 [L103] EXPR WrapperStruct0.var_1_4 [L103] EXPR (! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3))))) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103] EXPR ((! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3)))))) && (((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) ? (WrapperStruct0.var_1_2 ? (((- WrapperStruct0.var_1_13) <= WrapperStruct0.var_1_10) ? (WrapperStruct0.var_1_9 ? (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_4)) : 1) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103] EXPR ((! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3)))))) && (((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) ? (WrapperStruct0.var_1_2 ? (((- WrapperStruct0.var_1_13) <= WrapperStruct0.var_1_10) ? (WrapperStruct0.var_1_9 ? (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_4)) : 1) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103] EXPR (((! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3)))))) && (((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) ? (WrapperStruct0.var_1_2 ? (((- WrapperStruct0.var_1_13) <= WrapperStruct0.var_1_10) ? (WrapperStruct0.var_1_9 ? (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_4)) : 1) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3)))) && (((last_1_WrapperStruct0_var_1_13 + last_1_WrapperStruct0_var_1_13) < last_1_WrapperStruct0_var_1_13) ? ((last_1_WrapperStruct0_var_1_13 > last_1_WrapperStruct0_var_1_13) ? (WrapperStruct0.var_1_10 == ((unsigned char) WrapperStruct0.var_1_12)) : 1) : 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103] EXPR (((! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3)))))) && (((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) ? (WrapperStruct0.var_1_2 ? (((- WrapperStruct0.var_1_13) <= WrapperStruct0.var_1_10) ? (WrapperStruct0.var_1_9 ? (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_4)) : 1) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3)))) && (((last_1_WrapperStruct0_var_1_13 + last_1_WrapperStruct0_var_1_13) < last_1_WrapperStruct0_var_1_13) ? ((last_1_WrapperStruct0_var_1_13 > last_1_WrapperStruct0_var_1_13) ? (WrapperStruct0.var_1_10 == ((unsigned char) WrapperStruct0.var_1_12)) : 1) : 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103] EXPR ((((! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3)))))) && (((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) ? (WrapperStruct0.var_1_2 ? (((- WrapperStruct0.var_1_13) <= WrapperStruct0.var_1_10) ? (WrapperStruct0.var_1_9 ? (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_4)) : 1) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3)))) && (((last_1_WrapperStruct0_var_1_13 + last_1_WrapperStruct0_var_1_13) < last_1_WrapperStruct0_var_1_13) ? ((last_1_WrapperStruct0_var_1_13 > last_1_WrapperStruct0_var_1_13) ? (WrapperStruct0.var_1_10 == ((unsigned char) WrapperStruct0.var_1_12)) : 1) : 1)) && (WrapperStruct0.var_1_9 ? (((WrapperStruct0.var_1_4 * (WrapperStruct0.var_1_3 - 5.3)) <= last_1_WrapperStruct0_var_1_5) ? (WrapperStruct0.var_1_13 == ((unsigned short int) last_1_WrapperStruct0_var_1_10)) : 1) : 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103] EXPR ((((! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3)))))) && (((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) ? (WrapperStruct0.var_1_2 ? (((- WrapperStruct0.var_1_13) <= WrapperStruct0.var_1_10) ? (WrapperStruct0.var_1_9 ? (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_4)) : 1) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3)))) && (((last_1_WrapperStruct0_var_1_13 + last_1_WrapperStruct0_var_1_13) < last_1_WrapperStruct0_var_1_13) ? ((last_1_WrapperStruct0_var_1_13 > last_1_WrapperStruct0_var_1_13) ? (WrapperStruct0.var_1_10 == ((unsigned char) WrapperStruct0.var_1_12)) : 1) : 1)) && (WrapperStruct0.var_1_9 ? (((WrapperStruct0.var_1_4 * (WrapperStruct0.var_1_3 - 5.3)) <= last_1_WrapperStruct0_var_1_5) ? (WrapperStruct0.var_1_13 == ((unsigned short int) last_1_WrapperStruct0_var_1_10)) : 1) : 1) VAL [WrapperStruct0={4:0}, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L103-L104] return ((((! WrapperStruct0.var_1_2) ? (WrapperStruct0.var_1_1 == ((double) (WrapperStruct0.var_1_3 - WrapperStruct0.var_1_4))) : (WrapperStruct0.var_1_1 == ((double) ((((16.2) < (WrapperStruct0.var_1_3)) ? (16.2) : (WrapperStruct0.var_1_3)))))) && (((WrapperStruct0.var_1_3 + (WrapperStruct0.var_1_4 + WrapperStruct0.var_1_1)) != WrapperStruct0.var_1_1) ? (WrapperStruct0.var_1_2 ? (((- WrapperStruct0.var_1_13) <= WrapperStruct0.var_1_10) ? (WrapperStruct0.var_1_9 ? (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_4)) : 1) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3))) : (WrapperStruct0.var_1_5 == ((double) WrapperStruct0.var_1_3)))) && (((last_1_WrapperStruct0_var_1_13 + last_1_WrapperStruct0_var_1_13) < last_1_WrapperStruct0_var_1_13) ? ((last_1_WrapperStruct0_var_1_13 > last_1_WrapperStruct0_var_1_13) ? (WrapperStruct0.var_1_10 == ((unsigned char) WrapperStruct0.var_1_12)) : 1) : 1)) && (WrapperStruct0.var_1_9 ? (((WrapperStruct0.var_1_4 * (WrapperStruct0.var_1_3 - 5.3)) <= last_1_WrapperStruct0_var_1_5) ? (WrapperStruct0.var_1_13 == ((unsigned short int) last_1_WrapperStruct0_var_1_10)) : 1) : 1) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct0={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] [L19] reach_error() VAL [WrapperStruct0={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct0_var_1_10=100, last_1_WrapperStruct0_var_1_13=5, last_1_WrapperStruct0_var_1_5=21/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 385 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 188 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 197 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78occurred in iteration=0, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 146 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 224/224 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 22:27:45,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ --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 673f48eff2c9fa553be4e6ec558f63c53157e8de398373430e9065fe538627b8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:27:48,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:27:48,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-23 22:27:48,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:27:48,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:27:48,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:27:48,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:27:48,346 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:27:48,347 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:27:48,353 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:27:48,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:27:48,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:27:48,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:27:48,357 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:27:48,357 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:27:48,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:27:48,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:27:48,359 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:27:48,360 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:27:48,361 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:27:48,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:27:48,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:27:48,363 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:27:48,363 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 22:27:48,364 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 22:27:48,364 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 22:27:48,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:27:48,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:27:48,366 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:27:48,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:27:48,368 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:27:48,368 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:27:48,368 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:27:48,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:27:48,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:27:48,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:27:48,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:27:48,371 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-23 22:27:48,371 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 22:27:48,371 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:27:48,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:27:48,372 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:27:48,372 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:27:48,373 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:27:48,373 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-23 22:27:48,373 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 673f48eff2c9fa553be4e6ec558f63c53157e8de398373430e9065fe538627b8 [2023-11-23 22:27:48,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:27:48,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:27:48,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:27:48,941 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:27:48,942 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:27:48,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i [2023-11-23 22:27:52,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:27:52,849 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:27:52,850 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i [2023-11-23 22:27:52,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data/b00329a52/ab8dce458c98494ca7396d3015074a65/FLAG9b7155de9 [2023-11-23 22:27:52,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/data/b00329a52/ab8dce458c98494ca7396d3015074a65 [2023-11-23 22:27:52,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:27:52,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:27:52,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:27:52,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:27:52,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:27:52,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:27:52" (1/1) ... [2023-11-23 22:27:52,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635cb362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:52, skipping insertion in model container [2023-11-23 22:27:52,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:27:52" (1/1) ... [2023-11-23 22:27:52,957 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:27:53,173 WARN L240 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_2de2f0f6-1d08-4915-9c34-01136f5b0737/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i[915,928] [2023-11-23 22:27:53,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:27:53,284 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:27:53,301 WARN L240 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_2de2f0f6-1d08-4915-9c34-01136f5b0737/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-0.i[915,928] [2023-11-23 22:27:53,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:27:53,410 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:27:53,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53 WrapperNode [2023-11-23 22:27:53,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:27:53,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:27:53,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:27:53,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:27:53,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,495 INFO L138 Inliner]: procedures = 33, calls = 111, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 317 [2023-11-23 22:27:53,495 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:27:53,496 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:27:53,496 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:27:53,496 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:27:53,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,528 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,549 INFO L189 HeapSplitter]: Split 91 memory accesses to 2 slices as follows [2, 89] [2023-11-23 22:27:53,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,601 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:27:53,602 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:27:53,602 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:27:53,602 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:27:53,603 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (1/1) ... [2023-11-23 22:27:53,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:27:53,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:27:53,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:27:53,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:27:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:27:53,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2023-11-23 22:27:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2023-11-23 22:27:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2023-11-23 22:27:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2023-11-23 22:27:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-23 22:27:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-23 22:27:53,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2023-11-23 22:27:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2023-11-23 22:27:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-23 22:27:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-23 22:27:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2023-11-23 22:27:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2023-11-23 22:27:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2023-11-23 22:27:53,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2023-11-23 22:27:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 22:27:53,695 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 22:27:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:27:53,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:27:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-23 22:27:53,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-23 22:27:53,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2023-11-23 22:27:53,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2023-11-23 22:27:53,875 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:27:53,877 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:28:08,110 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:28:08,174 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:28:08,175 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 22:28:08,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:28:08 BoogieIcfgContainer [2023-11-23 22:28:08,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:28:08,179 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:28:08,180 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:28:08,184 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:28:08,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:27:52" (1/3) ... [2023-11-23 22:28:08,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e2d4df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:28:08, skipping insertion in model container [2023-11-23 22:28:08,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:27:53" (2/3) ... [2023-11-23 22:28:08,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e2d4df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:28:08, skipping insertion in model container [2023-11-23 22:28:08,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:28:08" (3/3) ... [2023-11-23 22:28:08,188 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-0.i [2023-11-23 22:28:08,212 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:28:08,213 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 22:28:08,276 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 22:28:08,282 INFO L357 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, mHoare=true, 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;@70e8c6c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 22:28:08,283 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 22:28:08,287 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 67 states have (on average 1.507462686567164) internal successors, (101), 68 states have internal predecessors, (101), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-23 22:28:08,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 22:28:08,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:08,303 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:08,304 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:08,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:08,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1941354024, now seen corresponding path program 1 times [2023-11-23 22:28:08,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:28:08,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95701090] [2023-11-23 22:28:08,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:08,333 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 [2023-11-23 22:28:08,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:28:08,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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) [2023-11-23 22:28:08,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:28:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:09,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 22:28:09,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:28:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-23 22:28:09,124 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:28:09,125 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:28:09,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95701090] [2023-11-23 22:28:09,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95701090] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:09,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:09,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 22:28:09,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770937602] [2023-11-23 22:28:09,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:09,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 22:28:09,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:28:09,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 22:28:09,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:28:09,182 INFO L87 Difference]: Start difference. First operand has 78 states, 67 states have (on average 1.507462686567164) internal successors, (101), 68 states have internal predecessors, (101), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:28:09,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:09,279 INFO L93 Difference]: Finished difference Result 150 states and 235 transitions. [2023-11-23 22:28:09,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 22:28:09,283 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2023-11-23 22:28:09,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:09,294 INFO L225 Difference]: With dead ends: 150 [2023-11-23 22:28:09,309 INFO L226 Difference]: Without dead ends: 73 [2023-11-23 22:28:09,314 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 22:28:09,319 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:09,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 22:28:09,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-23 22:28:09,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-23 22:28:09,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 63 states have (on average 1.380952380952381) internal successors, (87), 63 states have internal predecessors, (87), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-23 22:28:09,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2023-11-23 22:28:09,410 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 73 [2023-11-23 22:28:09,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:09,412 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2023-11-23 22:28:09,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:28:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2023-11-23 22:28:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 22:28:09,422 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:09,423 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:09,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:28:09,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:28:09,640 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:09,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:09,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1065954572, now seen corresponding path program 1 times [2023-11-23 22:28:09,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:28:09,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1148904192] [2023-11-23 22:28:09,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:09,643 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 [2023-11-23 22:28:09,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:28:09,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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) [2023-11-23 22:28:09,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:28:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:10,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 22:28:10,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:28:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-23 22:28:10,549 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:28:10,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:28:10,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1148904192] [2023-11-23 22:28:10,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1148904192] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:10,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:10,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 22:28:10,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898733760] [2023-11-23 22:28:10,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:10,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 22:28:10,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:28:10,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 22:28:10,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 22:28:10,559 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:28:10,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 22:28:10,794 INFO L93 Difference]: Finished difference Result 151 states and 214 transitions. [2023-11-23 22:28:10,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 22:28:10,795 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2023-11-23 22:28:10,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 22:28:10,798 INFO L225 Difference]: With dead ends: 151 [2023-11-23 22:28:10,798 INFO L226 Difference]: Without dead ends: 79 [2023-11-23 22:28:10,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 22:28:10,801 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 10 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 22:28:10,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 286 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 22:28:10,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-23 22:28:10,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2023-11-23 22:28:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 65 states have (on average 1.3692307692307693) internal successors, (89), 65 states have internal predecessors, (89), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-23 22:28:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 105 transitions. [2023-11-23 22:28:10,819 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 105 transitions. Word has length 73 [2023-11-23 22:28:10,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 22:28:10,820 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 105 transitions. [2023-11-23 22:28:10,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:28:10,820 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2023-11-23 22:28:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 22:28:10,823 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 22:28:10,823 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 22:28:10,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:28:11,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:28:11,041 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 22:28:11,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 22:28:11,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1626654350, now seen corresponding path program 1 times [2023-11-23 22:28:11,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 22:28:11,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1401256006] [2023-11-23 22:28:11,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 22:28:11,048 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 [2023-11-23 22:28:11,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 22:28:11,052 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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) [2023-11-23 22:28:11,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de2f0f6-1d08-4915-9c34-01136f5b0737/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 22:28:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 22:28:11,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 22:28:11,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 22:28:12,204 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 22:28:12,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-11-23 22:28:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-23 22:28:12,337 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 22:28:12,338 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 22:28:12,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1401256006] [2023-11-23 22:28:12,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1401256006] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 22:28:12,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 22:28:12,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 22:28:12,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763688246] [2023-11-23 22:28:12,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 22:28:12,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 22:28:12,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 22:28:12,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 22:28:12,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 22:28:12,348 INFO L87 Difference]: Start difference. First operand 75 states and 105 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-23 22:28:15,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:17,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:19,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:21,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:23,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:25,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:27,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:29,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:31,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:34,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:37,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:39,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 22:28:41,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []