./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX --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 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:20:28,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:20:28,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:20:28,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:20:28,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:20:28,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:20:28,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:20:28,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:20:28,830 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:20:28,831 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:20:28,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:20:28,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:20:28,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:20:28,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:20:28,838 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:20:28,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:20:28,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:20:28,839 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:20:28,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:20:28,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:20:28,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:20:28,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:20:28,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:20:28,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:20:28,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:20:28,846 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:20:28,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:20:28,847 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:20:28,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:20:28,847 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:20:28,848 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:20:28,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:20:28,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:20:28,868 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:20:28,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:20:28,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:20:28,871 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:20:28,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:20:28,871 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:20:28,871 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:20:28,872 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:20:28,872 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:20:28,873 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_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb [2024-11-08 17:20:29,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:20:29,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:20:29,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:20:29,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:20:29,290 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:20:29,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i Unable to find full path for "g++" [2024-11-08 17:20:31,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:20:32,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:20:32,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-11-08 17:20:32,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data/4c055f5a6/dacfdad89a974e53b72666a39ae52211/FLAGdc6f517a0 [2024-11-08 17:20:32,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data/4c055f5a6/dacfdad89a974e53b72666a39ae52211 [2024-11-08 17:20:32,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:20:32,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:20:32,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:20:32,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:20:32,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:20:32,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c4e49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32, skipping insertion in model container [2024-11-08 17:20:32,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,191 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:20:32,410 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-11-08 17:20:32,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:20:32,513 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:20:32,530 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-11-08 17:20:32,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:20:32,637 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:20:32,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32 WrapperNode [2024-11-08 17:20:32,638 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:20:32,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:20:32,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:20:32,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:20:32,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,720 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2024-11-08 17:20:32,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:20:32,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:20:32,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:20:32,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:20:32,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,742 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,762 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:20:32,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,776 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:20:32,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:20:32,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:20:32,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:20:32,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (1/1) ... [2024-11-08 17:20:32,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:20:32,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:20:32,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:20:32,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:20:32,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:20:32,892 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:20:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:20:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:20:32,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:20:32,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:20:33,009 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:20:33,013 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:20:33,596 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 17:20:33,597 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:20:33,623 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:20:33,624 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:20:33,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:20:33 BoogieIcfgContainer [2024-11-08 17:20:33,625 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:20:33,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:20:33,628 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:20:33,633 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:20:33,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:20:32" (1/3) ... [2024-11-08 17:20:33,634 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60fbd3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:20:33, skipping insertion in model container [2024-11-08 17:20:33,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:32" (2/3) ... [2024-11-08 17:20:33,635 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60fbd3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:20:33, skipping insertion in model container [2024-11-08 17:20:33,635 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:20:33" (3/3) ... [2024-11-08 17:20:33,636 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-11-08 17:20:33,661 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:20:33,661 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:20:33,762 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:20:33,771 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7c23216b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:20:33,772 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:20:33,806 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 17:20:33,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-08 17:20:33,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:33,830 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:33,831 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:33,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:33,839 INFO L85 PathProgramCache]: Analyzing trace with hash -666702862, now seen corresponding path program 1 times [2024-11-08 17:20:33,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:20:33,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920372519] [2024-11-08 17:20:33,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:33,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:20:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:20:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 17:20:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 17:20:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 17:20:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 17:20:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:20:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 17:20:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 17:20:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 17:20:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 17:20:34,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 17:20:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:20:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:20:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 17:20:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:20:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 17:20:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:20:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:20:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:20:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:20:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:20:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 17:20:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:20:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 17:20:34,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:20:34,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920372519] [2024-11-08 17:20:34,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920372519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:20:34,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:20:34,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:20:35,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106285100] [2024-11-08 17:20:35,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:20:35,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:20:35,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:20:35,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:20:35,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:20:35,049 INFO L87 Difference]: Start difference. First operand has 78 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:35,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:20:35,188 INFO L93 Difference]: Finished difference Result 147 states and 253 transitions. [2024-11-08 17:20:35,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:20:35,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2024-11-08 17:20:35,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:20:35,203 INFO L225 Difference]: With dead ends: 147 [2024-11-08 17:20:35,203 INFO L226 Difference]: Without dead ends: 72 [2024-11-08 17:20:35,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:20:35,216 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 101 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:20:35,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 192 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 17:20:35,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-08 17:20:35,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-08 17:20:35,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.297872340425532) internal successors, (61), 47 states have internal predecessors, (61), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 17:20:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 107 transitions. [2024-11-08 17:20:35,278 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 107 transitions. Word has length 150 [2024-11-08 17:20:35,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:20:35,282 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 107 transitions. [2024-11-08 17:20:35,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:35,283 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2024-11-08 17:20:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 17:20:35,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:35,289 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:35,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:20:35,290 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:35,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:35,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1395805960, now seen corresponding path program 1 times [2024-11-08 17:20:35,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:20:35,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088677344] [2024-11-08 17:20:35,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:35,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:20:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:20:36,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 17:20:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 17:20:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 17:20:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 17:20:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:20:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 17:20:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 17:20:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 17:20:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 17:20:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 17:20:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:20:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:20:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 17:20:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:20:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 17:20:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:20:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:20:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:20:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:20:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:20:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 17:20:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:20:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 17:20:36,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:20:36,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088677344] [2024-11-08 17:20:36,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088677344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:20:36,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:20:36,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:20:36,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866940248] [2024-11-08 17:20:36,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:20:36,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:20:36,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:20:36,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:20:36,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:20:36,930 INFO L87 Difference]: Start difference. First operand 72 states and 107 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:38,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:20:38,282 INFO L93 Difference]: Finished difference Result 303 states and 451 transitions. [2024-11-08 17:20:38,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 17:20:38,283 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 151 [2024-11-08 17:20:38,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:20:38,288 INFO L225 Difference]: With dead ends: 303 [2024-11-08 17:20:38,288 INFO L226 Difference]: Without dead ends: 234 [2024-11-08 17:20:38,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:20:38,291 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 235 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-08 17:20:38,292 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 620 Invalid, 504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-08 17:20:38,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-08 17:20:38,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 133. [2024-11-08 17:20:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 84 states have (on average 1.2619047619047619) internal successors, (106), 84 states have internal predecessors, (106), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 17:20:38,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 198 transitions. [2024-11-08 17:20:38,367 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 198 transitions. Word has length 151 [2024-11-08 17:20:38,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:20:38,369 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 198 transitions. [2024-11-08 17:20:38,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:38,370 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2024-11-08 17:20:38,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:20:38,375 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:38,376 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:38,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:20:38,376 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:38,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:38,378 INFO L85 PathProgramCache]: Analyzing trace with hash 497106921, now seen corresponding path program 1 times [2024-11-08 17:20:38,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:20:38,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220510425] [2024-11-08 17:20:38,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:38,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:20:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:20:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 17:20:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 17:20:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 17:20:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 17:20:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:20:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 17:20:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 17:20:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 17:20:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 17:20:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 17:20:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:20:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:20:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 17:20:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:20:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 17:20:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:20:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:20:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:20:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 17:20:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 17:20:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 17:20:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 17:20:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:39,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 17:20:39,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:20:39,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220510425] [2024-11-08 17:20:39,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220510425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:20:39,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:20:39,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:20:39,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392629983] [2024-11-08 17:20:39,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:20:39,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:20:39,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:20:39,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:20:39,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:20:39,316 INFO L87 Difference]: Start difference. First operand 133 states and 198 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:40,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:20:40,102 INFO L93 Difference]: Finished difference Result 279 states and 405 transitions. [2024-11-08 17:20:40,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 17:20:40,105 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 152 [2024-11-08 17:20:40,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:20:40,107 INFO L225 Difference]: With dead ends: 279 [2024-11-08 17:20:40,111 INFO L226 Difference]: Without dead ends: 210 [2024-11-08 17:20:40,112 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-08 17:20:40,113 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 210 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:20:40,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 472 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 17:20:40,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-08 17:20:40,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 138. [2024-11-08 17:20:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 88 states have (on average 1.2613636363636365) internal successors, (111), 88 states have internal predecessors, (111), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 17:20:40,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 203 transitions. [2024-11-08 17:20:40,151 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 203 transitions. Word has length 152 [2024-11-08 17:20:40,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:20:40,151 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 203 transitions. [2024-11-08 17:20:40,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 203 transitions. [2024-11-08 17:20:40,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 17:20:40,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:40,154 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:40,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 17:20:40,155 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:40,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:40,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1091240981, now seen corresponding path program 1 times [2024-11-08 17:20:40,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:20:40,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564973874] [2024-11-08 17:20:40,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:40,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:20:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 17:20:40,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [609894567] [2024-11-08 17:20:40,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:40,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:20:40,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:20:40,239 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:20:40,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:20:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:20:40,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:20:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:20:40,655 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:20:40,655 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:20:40,656 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:20:40,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 17:20:40,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:20:40,867 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-08 17:20:41,091 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:20:41,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:20:41 BoogieIcfgContainer [2024-11-08 17:20:41,100 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:20:41,100 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:20:41,101 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:20:41,101 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:20:41,102 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:20:33" (3/4) ... [2024-11-08 17:20:41,105 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:20:41,107 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:20:41,108 INFO L158 Benchmark]: Toolchain (without parser) took 8989.24ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 107.5MB in the beginning and 59.7MB in the end (delta: 47.8MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2024-11-08 17:20:41,112 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 140.5MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:20:41,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.08ms. Allocated memory is still 140.5MB. Free memory was 107.3MB in the beginning and 90.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 17:20:41,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.81ms. Allocated memory is still 140.5MB. Free memory was 90.8MB in the beginning and 86.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:20:41,113 INFO L158 Benchmark]: Boogie Preprocessor took 73.20ms. Allocated memory is still 140.5MB. Free memory was 86.7MB in the beginning and 82.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 17:20:41,113 INFO L158 Benchmark]: RCFGBuilder took 829.36ms. Allocated memory is still 140.5MB. Free memory was 82.1MB in the beginning and 57.3MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 17:20:41,114 INFO L158 Benchmark]: TraceAbstraction took 7471.99ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 56.5MB in the beginning and 59.7MB in the end (delta: -3.2MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-08 17:20:41,114 INFO L158 Benchmark]: Witness Printer took 6.80ms. Allocated memory is still 180.4MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:20:41,117 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 140.5MB. Free memory is still 109.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 515.08ms. Allocated memory is still 140.5MB. Free memory was 107.3MB in the beginning and 90.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.81ms. Allocated memory is still 140.5MB. Free memory was 90.8MB in the beginning and 86.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.20ms. Allocated memory is still 140.5MB. Free memory was 86.7MB in the beginning and 82.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 829.36ms. Allocated memory is still 140.5MB. Free memory was 82.1MB in the beginning and 57.3MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7471.99ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 56.5MB in the beginning and 59.7MB in the end (delta: -3.2MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Witness Printer took 6.80ms. Allocated memory is still 180.4MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 157, overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of someUnaryDOUBLEoperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 1; [L26] unsigned char var_1_8 = 32; [L27] double var_1_9 = 4.6; [L28] double var_1_10 = 9.25; [L29] double var_1_11 = 1.25; [L30] unsigned char var_1_12 = 100; [L31] unsigned char var_1_13 = 64; [L32] unsigned char var_1_14 = 0; [L33] float var_1_15 = 7.5; [L34] signed long int var_1_16 = 0; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 0; [L37] unsigned char var_1_19 = 1; [L38] unsigned char var_1_20 = 0; [L39] double var_1_21 = 4.65; [L40] signed long int var_1_22 = 256; [L41] signed long int var_1_23 = 64; [L42] unsigned char var_1_24 = 5; [L43] unsigned char var_1_25 = 2; [L44] signed short int var_1_26 = 10; [L45] double var_1_27 = 16.8; [L46] double var_1_28 = 10.6; [L47] float var_1_29 = 8.25; [L48] signed char var_1_30 = 8; [L49] signed char var_1_31 = 1; [L50] double last_1_var_1_9 = 4.6; [L51] unsigned char last_1_var_1_12 = 100; [L52] unsigned char last_1_var_1_14 = 0; [L53] signed long int last_1_var_1_16 = 0; VAL [isInitial=0, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L161] isInitial = 1 [L162] FCALL initially() [L163] COND TRUE 1 [L164] CALL updateLastVariables() [L151] last_1_var_1_9 = var_1_9 [L152] last_1_var_1_12 = var_1_12 [L153] last_1_var_1_14 = var_1_14 [L154] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L164] RET updateLastVariables() [L165] CALL updateVariables() [L114] var_1_5 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L115] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L116] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L116] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L117] var_1_7 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L118] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L119] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L119] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L120] var_1_8 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L121] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L122] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L122] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L123] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L123] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L124] var_1_10 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L125] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L126] var_1_13 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L127] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L128] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L128] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L129] var_1_18 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L130] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L131] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L131] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L132] var_1_19 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L133] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L134] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L134] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L135] var_1_20 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L136] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L137] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L137] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L138] var_1_23 = __VERIFIER_nondet_long() [L139] CALL assume_abort_if_not(var_1_23 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L139] RET assume_abort_if_not(var_1_23 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L140] CALL assume_abort_if_not(var_1_23 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L140] RET assume_abort_if_not(var_1_23 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L141] var_1_25 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L142] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L143] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L143] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L144] var_1_28 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L145] RET assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L146] var_1_31 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_31 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L147] RET assume_abort_if_not(var_1_31 >= -127) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L148] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L148] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L165] RET updateVariables() [L166] CALL step() [L57] var_1_17 = (var_1_18 || (var_1_19 && var_1_20)) [L58] var_1_21 = -0.5 [L59] var_1_22 = var_1_23 [L60] var_1_24 = var_1_25 [L61] var_1_26 = var_1_25 [L62] var_1_27 = var_1_28 [L63] var_1_29 = var_1_28 [L64] var_1_30 = var_1_31 [L65] signed long int stepLocal_4 = last_1_var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L66] COND FALSE !(\read(last_1_var_1_14)) [L77] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L79] var_1_16 = last_1_var_1_12 [L80] unsigned long int stepLocal_6 = var_1_13 % (5u + 256u); [L81] signed long int stepLocal_5 = var_1_13 + 16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=16, stepLocal_6=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L82] COND TRUE stepLocal_6 <= var_1_16 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=16, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L83] COND FALSE !(stepLocal_5 >= var_1_16) [L86] var_1_14 = var_1_7 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L89] unsigned char stepLocal_0 = var_1_12; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=0, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L90] EXPR var_1_12 ^ var_1_12 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=0, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L90] COND TRUE stepLocal_0 <= (var_1_12 ^ var_1_12) [L91] var_1_1 = (! var_1_5) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L95] unsigned char stepLocal_2 = var_1_12 < (var_1_16 / var_1_8); [L96] signed long int stepLocal_1 = var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_1=100, stepLocal_2=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L97] COND FALSE !(-256 >= stepLocal_1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_2=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=49, var_1_9=23/5] [L100] COND TRUE stepLocal_2 || ((var_1_5 && var_1_7) && var_1_1) [L101] var_1_6 = var_1_7 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=23/5] [L104] unsigned char stepLocal_3 = ! var_1_5; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_3=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=23/5] [L105] COND TRUE (var_1_7 && var_1_14) || stepLocal_3 [L106] var_1_11 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=23/5] [L108] var_1_15 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=23/5] [L109] COND TRUE ((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8) [L110] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=3] [L166] RET step() [L167] CALL, EXPR property() [L157] EXPR var_1_12 ^ var_1_12 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=3] [L157-L158] return ((((((((var_1_12 <= (var_1_12 ^ var_1_12)) ? (var_1_1 == ((unsigned char) (! var_1_5))) : (var_1_1 == ((unsigned char) (! var_1_5)))) && ((-256 >= var_1_16) ? (var_1_6 == ((unsigned char) (var_1_1 || var_1_7))) : (((var_1_12 < (var_1_16 / var_1_8)) || ((var_1_5 && var_1_7) && var_1_1)) ? (var_1_6 == ((unsigned char) var_1_7)) : 1))) && ((((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8)) ? (var_1_9 == ((double) var_1_10)) : 1)) && (((var_1_7 && var_1_14) || (! var_1_5)) ? (var_1_11 == ((double) var_1_10)) : 1)) && (last_1_var_1_14 ? ((var_1_10 >= (- last_1_var_1_9)) ? ((var_1_8 != last_1_var_1_16) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) 50))) : (var_1_12 == ((unsigned char) var_1_13))) : (var_1_12 == ((unsigned char) var_1_13)))) && (((var_1_13 % (5u + 256u)) <= var_1_16) ? (((var_1_13 + 16) >= var_1_16) ? (var_1_14 == ((unsigned char) var_1_7)) : (var_1_14 == ((unsigned char) var_1_7))) : 1)) && (var_1_15 == ((float) var_1_10))) && (var_1_16 == ((signed long int) last_1_var_1_12)) ; [L167] RET, EXPR property() [L167] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=3] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=49, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 546 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 546 mSDsluCounter, 1284 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 898 mSDsCounter, 171 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 724 IncrementalHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 171 mSolverCounterUnsat, 386 mSDtfsCounter, 724 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 173 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 173 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 757 NumberOfCodeBlocks, 757 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 450 ConstructedInterpolants, 0 QuantifiedInterpolants, 1275 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3036/3036 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 [2024-11-08 17:20:41,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX --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 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:20:44,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:20:44,280 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 17:20:44,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:20:44,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:20:44,334 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:20:44,337 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:20:44,338 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:20:44,339 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:20:44,339 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:20:44,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:20:44,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:20:44,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:20:44,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:20:44,347 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:20:44,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:20:44,348 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:20:44,349 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:20:44,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:20:44,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:20:44,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:20:44,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:20:44,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:20:44,356 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:20:44,356 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:20:44,359 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:20:44,360 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:20:44,360 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:20:44,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:20:44,361 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:20:44,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:20:44,364 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:20:44,365 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:20:44,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:20:44,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:20:44,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:20:44,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:20:44,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:20:44,369 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:20:44,370 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:20:44,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:20:44,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:20:44,371 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:20:44,372 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:20:44,372 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_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb [2024-11-08 17:20:44,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:20:44,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:20:44,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:20:44,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:20:44,911 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:20:44,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i Unable to find full path for "g++" [2024-11-08 17:20:47,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:20:47,581 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:20:47,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-11-08 17:20:47,600 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data/ab3806a4b/0bfc091b901c441eb61407733e783475/FLAGc6fcebe98 [2024-11-08 17:20:47,627 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/data/ab3806a4b/0bfc091b901c441eb61407733e783475 [2024-11-08 17:20:47,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:20:47,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:20:47,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:20:47,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:20:47,645 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:20:47,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:20:47" (1/1) ... [2024-11-08 17:20:47,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e2dd16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:47, skipping insertion in model container [2024-11-08 17:20:47,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:20:47" (1/1) ... [2024-11-08 17:20:47,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:20:47,994 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-11-08 17:20:48,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:20:48,200 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:20:48,246 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-11-08 17:20:48,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:20:48,324 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:20:48,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48 WrapperNode [2024-11-08 17:20:48,325 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:20:48,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:20:48,327 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:20:48,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:20:48,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,417 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-08 17:20:48,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:20:48,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:20:48,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:20:48,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:20:48,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,443 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,465 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:20:48,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,466 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,488 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,495 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:20:48,496 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:20:48,497 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:20:48,497 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:20:48,498 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (1/1) ... [2024-11-08 17:20:48,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:20:48,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:20:48,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:20:48,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:20:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:20:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 17:20:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:20:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:20:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:20:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:20:48,753 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:20:48,760 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:20:50,055 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 17:20:50,055 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:20:50,069 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:20:50,070 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:20:50,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:20:50 BoogieIcfgContainer [2024-11-08 17:20:50,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:20:50,099 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:20:50,099 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:20:50,103 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:20:50,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:20:47" (1/3) ... [2024-11-08 17:20:50,105 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6d6853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:20:50, skipping insertion in model container [2024-11-08 17:20:50,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:20:48" (2/3) ... [2024-11-08 17:20:50,106 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6d6853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:20:50, skipping insertion in model container [2024-11-08 17:20:50,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:20:50" (3/3) ... [2024-11-08 17:20:50,108 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-11-08 17:20:50,129 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:20:50,129 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:20:50,231 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:20:50,241 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@48142ac7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:20:50,242 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:20:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 17:20:50,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 17:20:50,268 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:50,269 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:50,269 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:50,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:50,279 INFO L85 PathProgramCache]: Analyzing trace with hash -924386110, now seen corresponding path program 1 times [2024-11-08 17:20:50,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:20:50,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [799986797] [2024-11-08 17:20:50,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:50,300 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:20:50,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:20:50,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:20:50,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 17:20:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:50,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 17:20:50,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:20:50,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-08 17:20:50,718 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:20:50,719 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:20:50,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [799986797] [2024-11-08 17:20:50,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [799986797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:20:50,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:20:50,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:20:50,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577234252] [2024-11-08 17:20:50,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:20:50,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:20:50,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:20:50,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:20:50,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:20:50,772 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 17:20:50,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:20:50,809 INFO L93 Difference]: Finished difference Result 131 states and 225 transitions. [2024-11-08 17:20:50,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:20:50,812 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 147 [2024-11-08 17:20:50,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:20:50,822 INFO L225 Difference]: With dead ends: 131 [2024-11-08 17:20:50,822 INFO L226 Difference]: Without dead ends: 65 [2024-11-08 17:20:50,826 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:20:50,830 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:20:50,832 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:20:50,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-08 17:20:50,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-11-08 17:20:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 17:20:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 97 transitions. [2024-11-08 17:20:50,911 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 97 transitions. Word has length 147 [2024-11-08 17:20:50,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:20:50,912 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 97 transitions. [2024-11-08 17:20:50,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 17:20:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2024-11-08 17:20:50,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 17:20:50,917 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:50,917 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:50,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-08 17:20:51,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:20:51,122 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:51,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:51,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1214270852, now seen corresponding path program 1 times [2024-11-08 17:20:51,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:20:51,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1857881053] [2024-11-08 17:20:51,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:51,127 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:20:51,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:20:51,131 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:20:51,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 17:20:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:51,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:20:51,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:20:52,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 17:20:52,441 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:20:52,442 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:20:52,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1857881053] [2024-11-08 17:20:52,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1857881053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:20:52,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:20:52,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 17:20:52,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171859291] [2024-11-08 17:20:52,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:20:52,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 17:20:52,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:20:52,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 17:20:52,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-08 17:20:52,448 INFO L87 Difference]: Start difference. First operand 65 states and 97 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:55,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:20:55,601 INFO L93 Difference]: Finished difference Result 268 states and 401 transitions. [2024-11-08 17:20:55,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 17:20:55,609 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 147 [2024-11-08 17:20:55,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:20:55,613 INFO L225 Difference]: With dead ends: 268 [2024-11-08 17:20:55,614 INFO L226 Difference]: Without dead ends: 206 [2024-11-08 17:20:55,615 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:20:55,617 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 176 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:20:55,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 446 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-08 17:20:55,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-08 17:20:55,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 113. [2024-11-08 17:20:55,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 64 states have (on average 1.234375) internal successors, (79), 64 states have internal predecessors, (79), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 17:20:55,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 171 transitions. [2024-11-08 17:20:55,662 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 171 transitions. Word has length 147 [2024-11-08 17:20:55,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:20:55,663 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 171 transitions. [2024-11-08 17:20:55,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:55,664 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2024-11-08 17:20:55,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 17:20:55,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:55,667 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:55,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 17:20:55,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:20:55,868 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:55,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:55,869 INFO L85 PathProgramCache]: Analyzing trace with hash -513206274, now seen corresponding path program 1 times [2024-11-08 17:20:55,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:20:55,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1050000458] [2024-11-08 17:20:55,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:55,871 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:20:55,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:20:55,875 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:20:55,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-08 17:20:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:56,204 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 17:20:56,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:20:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 17:20:56,363 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:20:56,364 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:20:56,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1050000458] [2024-11-08 17:20:56,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1050000458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:20:56,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:20:56,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:20:56,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995944211] [2024-11-08 17:20:56,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:20:56,366 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:20:56,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:20:56,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:20:56,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:20:56,370 INFO L87 Difference]: Start difference. First operand 113 states and 171 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:57,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:20:57,073 INFO L93 Difference]: Finished difference Result 175 states and 265 transitions. [2024-11-08 17:20:57,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:20:57,085 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 147 [2024-11-08 17:20:57,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:20:57,088 INFO L225 Difference]: With dead ends: 175 [2024-11-08 17:20:57,088 INFO L226 Difference]: Without dead ends: 113 [2024-11-08 17:20:57,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:20:57,091 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 91 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:20:57,091 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 171 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 17:20:57,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-08 17:20:57,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-11-08 17:20:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 64 states have (on average 1.21875) internal successors, (78), 64 states have internal predecessors, (78), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 17:20:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 170 transitions. [2024-11-08 17:20:57,145 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 170 transitions. Word has length 147 [2024-11-08 17:20:57,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:20:57,150 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 170 transitions. [2024-11-08 17:20:57,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:20:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 170 transitions. [2024-11-08 17:20:57,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:20:57,157 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:20:57,158 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:20:57,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-08 17:20:57,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:20:57,359 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:20:57,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:20:57,360 INFO L85 PathProgramCache]: Analyzing trace with hash -816235399, now seen corresponding path program 1 times [2024-11-08 17:20:57,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:20:57,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [638389613] [2024-11-08 17:20:57,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:20:57,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:20:57,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:20:57,367 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:20:57,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-08 17:20:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:20:57,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 17:20:57,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:21:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 395 proven. 108 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2024-11-08 17:21:00,582 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:21:03,017 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:21:03,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [638389613] [2024-11-08 17:21:03,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [638389613] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:21:03,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742323031] [2024-11-08 17:21:03,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:03,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:21:03,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:21:03,023 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:21:03,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 17:21:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:03,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 17:21:03,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:21:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 418 proven. 48 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-11-08 17:21:07,260 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:21:12,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 17:21:12,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742323031] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 17:21:12,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:21:12,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13, 11] total 31 [2024-11-08 17:21:12,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787382712] [2024-11-08 17:21:12,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:21:12,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:21:12,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:21:12,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:21:12,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1060, Unknown=0, NotChecked=0, Total=1190 [2024-11-08 17:21:12,196 INFO L87 Difference]: Start difference. First operand 113 states and 170 transitions. Second operand has 9 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:21:23,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:21:23,620 INFO L93 Difference]: Finished difference Result 251 states and 355 transitions. [2024-11-08 17:21:23,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 17:21:23,624 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148 [2024-11-08 17:21:23,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:21:23,627 INFO L225 Difference]: With dead ends: 251 [2024-11-08 17:21:23,628 INFO L226 Difference]: Without dead ends: 189 [2024-11-08 17:21:23,629 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 469 GetRequests, 428 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=196, Invalid=1526, Unknown=0, NotChecked=0, Total=1722 [2024-11-08 17:21:23,631 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 197 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-08 17:21:23,631 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 510 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-08 17:21:23,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2024-11-08 17:21:23,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 130. [2024-11-08 17:21:23,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 79 states have (on average 1.2151898734177216) internal successors, (96), 79 states have internal predecessors, (96), 46 states have call successors, (46), 4 states have call predecessors, (46), 4 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 17:21:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 188 transitions. [2024-11-08 17:21:23,687 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 188 transitions. Word has length 148 [2024-11-08 17:21:23,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:21:23,689 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 188 transitions. [2024-11-08 17:21:23,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 17:21:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 188 transitions. [2024-11-08 17:21:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:21:23,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:21:23,693 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:23,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-08 17:21:23,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-08 17:21:24,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:21:24,098 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:21:24,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:24,099 INFO L85 PathProgramCache]: Analyzing trace with hash 958771963, now seen corresponding path program 1 times [2024-11-08 17:21:24,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:21:24,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1389395347] [2024-11-08 17:21:24,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:24,100 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:21:24,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:21:24,102 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:21:24,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/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 (7)] Waiting until timeout for monitored process [2024-11-08 17:21:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:24,389 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 17:21:24,392 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:21:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 108 proven. 63 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2024-11-08 17:21:24,906 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:21:25,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 3 proven. 63 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-08 17:21:25,454 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:21:25,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1389395347] [2024-11-08 17:21:25,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1389395347] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:21:25,455 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:21:25,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-08 17:21:25,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758451985] [2024-11-08 17:21:25,456 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:21:25,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:21:25,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:21:25,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:21:25,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:21:25,459 INFO L87 Difference]: Start difference. First operand 130 states and 188 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-08 17:21:26,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:21:26,538 INFO L93 Difference]: Finished difference Result 221 states and 310 transitions. [2024-11-08 17:21:26,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 17:21:26,546 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 148 [2024-11-08 17:21:26,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:21:26,549 INFO L225 Difference]: With dead ends: 221 [2024-11-08 17:21:26,549 INFO L226 Difference]: Without dead ends: 144 [2024-11-08 17:21:26,550 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 286 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-11-08 17:21:26,551 INFO L432 NwaCegarLoop]: 65 mSDtfsCounter, 74 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 17:21:26,552 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 209 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 17:21:26,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-08 17:21:26,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 136. [2024-11-08 17:21:26,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 83 states have (on average 1.180722891566265) internal successors, (98), 83 states have internal predecessors, (98), 46 states have call successors, (46), 6 states have call predecessors, (46), 6 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-08 17:21:26,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 190 transitions. [2024-11-08 17:21:26,586 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 190 transitions. Word has length 148 [2024-11-08 17:21:26,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:21:26,587 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 190 transitions. [2024-11-08 17:21:26,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 2 states have call successors, (44), 2 states have call predecessors, (44), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2024-11-08 17:21:26,588 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2024-11-08 17:21:26,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 17:21:26,590 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:21:26,591 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:21:26,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/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 (7)] Ended with exit code 0 [2024-11-08 17:21:26,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:21:26,792 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:21:26,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:21:26,793 INFO L85 PathProgramCache]: Analyzing trace with hash -136177029, now seen corresponding path program 1 times [2024-11-08 17:21:26,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:21:26,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007749464] [2024-11-08 17:21:26,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:21:26,794 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:21:26,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:21:26,795 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:21:26,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d1dbc9-0d85-4068-9eb4-184a4fc09bbd/bin/uautomizer-verify-jihMAELWvX/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 (8)] Waiting until timeout for monitored process [2024-11-08 17:21:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:21:27,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 17:21:27,059 INFO L278 TraceCheckSpWp]: Computing forward predicates...