./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_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_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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_9664c168-9b08-4de7-bea7-73fc070b54a4/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 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:21:44,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:21:44,776 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 16:21:44,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:21:44,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:21:44,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:21:44,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:21:44,833 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:21:44,833 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:21:44,834 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:21:44,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:21:44,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:21:44,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:21:44,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:21:44,837 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:21:44,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:21:44,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:21:44,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:21:44,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:21:44,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:21:44,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:21:44,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:21:44,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:21:44,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:21:44,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:21:44,846 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:21:44,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:21:44,847 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:21:44,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:21:44,847 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:21:44,848 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:21:44,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:21:44,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:21:44,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:21:44,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:21:44,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:21:44,868 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:21:44,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:21:44,868 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:21:44,869 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:21:44,869 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:21:44,869 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:21:44,870 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_9664c168-9b08-4de7-bea7-73fc070b54a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 [2024-11-08 16:21:45,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:21:45,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:21:45,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:21:45,271 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:21:45,271 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:21:45,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i Unable to find full path for "g++" [2024-11-08 16:21:47,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:21:47,977 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:21:47,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-08 16:21:47,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data/479d521d8/1eb5bec4072d4d26a6c3170f534f85d0/FLAGdcc462362 [2024-11-08 16:21:48,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data/479d521d8/1eb5bec4072d4d26a6c3170f534f85d0 [2024-11-08 16:21:48,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:21:48,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:21:48,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:21:48,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:21:48,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:21:48,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58269dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48, skipping insertion in model container [2024-11-08 16:21:48,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,068 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:21:48,305 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_9664c168-9b08-4de7-bea7-73fc070b54a4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-08 16:21:48,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:21:48,435 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:21:48,461 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_9664c168-9b08-4de7-bea7-73fc070b54a4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-08 16:21:48,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:21:48,599 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:21:48,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48 WrapperNode [2024-11-08 16:21:48,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:21:48,601 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:21:48,602 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:21:48,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:21:48,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,698 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2024-11-08 16:21:48,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:21:48,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:21:48,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:21:48,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:21:48,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,727 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,751 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 16:21:48,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:21:48,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:21:48,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:21:48,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:21:48,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (1/1) ... [2024-11-08 16:21:48,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:21:48,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:48,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:21:48,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:21:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:21:48,911 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:21:48,913 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:21:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:21:48,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:21:48,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:21:49,067 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:21:49,072 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:21:49,779 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-08 16:21:49,779 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:21:49,804 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:21:49,805 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:21:49,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:49 BoogieIcfgContainer [2024-11-08 16:21:49,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:21:49,811 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:21:49,812 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:21:49,817 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:21:49,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:21:48" (1/3) ... [2024-11-08 16:21:49,819 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da52fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:21:49, skipping insertion in model container [2024-11-08 16:21:49,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:48" (2/3) ... [2024-11-08 16:21:49,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6da52fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:21:49, skipping insertion in model container [2024-11-08 16:21:49,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:49" (3/3) ... [2024-11-08 16:21:49,823 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-08 16:21:49,849 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:21:49,849 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:21:50,010 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:21:50,020 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;@64ff1662, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:21:50,020 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:21:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 72 states have (on average 1.5138888888888888) internal successors, (109), 73 states have internal predecessors, (109), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:21:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 16:21:50,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:21:50,054 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:50,055 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:21:50,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:50,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1225148853, now seen corresponding path program 1 times [2024-11-08 16:21:50,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:50,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610472318] [2024-11-08 16:21:50,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:50,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:21:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:21:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:21:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:21:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:21:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:21:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 16:21:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:21:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 16:21:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 16:21:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 16:21:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:21:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:21:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:21:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:21:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:21:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:21:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:21:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:50,806 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:21:50,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:50,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610472318] [2024-11-08 16:21:50,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610472318] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:50,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:50,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:21:50,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272970688] [2024-11-08 16:21:50,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:50,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:21:50,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:50,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:21:50,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:21:50,861 INFO L87 Difference]: Start difference. First operand has 93 states, 72 states have (on average 1.5138888888888888) internal successors, (109), 73 states have internal predecessors, (109), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-08 16:21:50,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:50,912 INFO L93 Difference]: Finished difference Result 175 states and 297 transitions. [2024-11-08 16:21:50,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:21:50,916 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 133 [2024-11-08 16:21:50,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:21:50,928 INFO L225 Difference]: With dead ends: 175 [2024-11-08 16:21:50,928 INFO L226 Difference]: Without dead ends: 85 [2024-11-08 16:21:50,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 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 16:21:50,938 INFO L432 NwaCegarLoop]: 130 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, 130 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 16:21:50,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:21:50,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-08 16:21:51,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-11-08 16:21:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 65 states have (on average 1.4461538461538461) internal successors, (94), 65 states have internal predecessors, (94), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:21:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 130 transitions. [2024-11-08 16:21:51,026 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 130 transitions. Word has length 133 [2024-11-08 16:21:51,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:21:51,030 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 130 transitions. [2024-11-08 16:21:51,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-08 16:21:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2024-11-08 16:21:51,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 16:21:51,043 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:21:51,044 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:51,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:21:51,044 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:21:51,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:51,049 INFO L85 PathProgramCache]: Analyzing trace with hash 790559499, now seen corresponding path program 1 times [2024-11-08 16:21:51,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:51,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46403533] [2024-11-08 16:21:51,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:51,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:21:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:21:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:21:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:21:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:21:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:21:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 16:21:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:21:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 16:21:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 16:21:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 16:21:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:21:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:21:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:21:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:21:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:21:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:21:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:21:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:51,675 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:21:51,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:51,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46403533] [2024-11-08 16:21:51,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46403533] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:51,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:51,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:21:51,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143500251] [2024-11-08 16:21:51,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:51,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:21:51,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:51,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:21:51,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:21:51,682 INFO L87 Difference]: Start difference. First operand 85 states and 130 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:51,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:51,870 INFO L93 Difference]: Finished difference Result 173 states and 268 transitions. [2024-11-08 16:21:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:21:51,871 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2024-11-08 16:21:51,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:21:51,873 INFO L225 Difference]: With dead ends: 173 [2024-11-08 16:21:51,874 INFO L226 Difference]: Without dead ends: 91 [2024-11-08 16:21:51,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:21:51,877 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 10 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:21:51,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 435 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:21:51,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-08 16:21:51,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 89. [2024-11-08 16:21:51,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 69 states have (on average 1.463768115942029) internal successors, (101), 69 states have internal predecessors, (101), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:21:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 137 transitions. [2024-11-08 16:21:51,893 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 137 transitions. Word has length 133 [2024-11-08 16:21:51,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:21:51,897 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 137 transitions. [2024-11-08 16:21:51,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2024-11-08 16:21:51,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 16:21:51,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:21:51,901 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:51,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:21:51,901 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:21:51,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:51,905 INFO L85 PathProgramCache]: Analyzing trace with hash -27088951, now seen corresponding path program 1 times [2024-11-08 16:21:51,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:51,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891942092] [2024-11-08 16:21:51,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:51,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:21:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:21:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:21:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:21:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:21:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:21:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 16:21:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:21:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 16:21:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 16:21:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 16:21:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:21:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:21:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:21:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:21:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:21:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:21:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:21:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:21:52,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:52,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891942092] [2024-11-08 16:21:52,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891942092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:52,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:52,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:21:52,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392471468] [2024-11-08 16:21:52,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:52,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:21:52,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:52,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:21:52,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:21:52,322 INFO L87 Difference]: Start difference. First operand 89 states and 137 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:52,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:52,452 INFO L93 Difference]: Finished difference Result 175 states and 271 transitions. [2024-11-08 16:21:52,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:21:52,454 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 133 [2024-11-08 16:21:52,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:21:52,456 INFO L225 Difference]: With dead ends: 175 [2024-11-08 16:21:52,456 INFO L226 Difference]: Without dead ends: 89 [2024-11-08 16:21:52,457 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 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 16:21:52,459 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 123 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:21:52,459 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 224 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:21:52,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-08 16:21:52,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2024-11-08 16:21:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 69 states have internal predecessors, (100), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:21:52,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 136 transitions. [2024-11-08 16:21:52,473 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 136 transitions. Word has length 133 [2024-11-08 16:21:52,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:21:52,474 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 136 transitions. [2024-11-08 16:21:52,474 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2024-11-08 16:21:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 16:21:52,477 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:21:52,477 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:52,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:21:52,478 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:21:52,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:52,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1252356186, now seen corresponding path program 1 times [2024-11-08 16:21:52,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:52,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808224406] [2024-11-08 16:21:52,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:52,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:21:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:21:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:21:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:21:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:21:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:21:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 16:21:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:21:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 16:21:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 16:21:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 16:21:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:21:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:21:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:21:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:21:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:21:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:21:53,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:21:53,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:21:53,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:53,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808224406] [2024-11-08 16:21:53,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808224406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:53,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:53,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:21:53,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335011400] [2024-11-08 16:21:53,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:53,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:21:53,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:53,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:21:53,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:21:53,619 INFO L87 Difference]: Start difference. First operand 89 states and 136 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:54,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:54,137 INFO L93 Difference]: Finished difference Result 298 states and 456 transitions. [2024-11-08 16:21:54,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:21:54,139 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 134 [2024-11-08 16:21:54,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:21:54,142 INFO L225 Difference]: With dead ends: 298 [2024-11-08 16:21:54,143 INFO L226 Difference]: Without dead ends: 212 [2024-11-08 16:21:54,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:21:54,145 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 228 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:21:54,146 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 483 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:21:54,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-08 16:21:54,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 146. [2024-11-08 16:21:54,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:21:54,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 225 transitions. [2024-11-08 16:21:54,182 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 225 transitions. Word has length 134 [2024-11-08 16:21:54,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:21:54,183 INFO L471 AbstractCegarLoop]: Abstraction has 146 states and 225 transitions. [2024-11-08 16:21:54,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 225 transitions. [2024-11-08 16:21:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 16:21:54,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:21:54,191 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:54,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 16:21:54,191 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:21:54,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:54,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1254501340, now seen corresponding path program 1 times [2024-11-08 16:21:54,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:54,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327157417] [2024-11-08 16:21:54,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:54,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:21:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:21:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:21:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:21:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:21:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:21:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 16:21:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:21:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 16:21:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 16:21:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 16:21:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:21:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:21:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:21:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:21:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:21:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:21:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:21:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:54,789 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:21:54,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:54,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327157417] [2024-11-08 16:21:54,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327157417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:54,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:54,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:21:54,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201956256] [2024-11-08 16:21:54,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:54,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:21:54,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:54,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:21:54,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:21:54,799 INFO L87 Difference]: Start difference. First operand 146 states and 225 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:55,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:55,311 INFO L93 Difference]: Finished difference Result 298 states and 455 transitions. [2024-11-08 16:21:55,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:21:55,312 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 135 [2024-11-08 16:21:55,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:21:55,315 INFO L225 Difference]: With dead ends: 298 [2024-11-08 16:21:55,319 INFO L226 Difference]: Without dead ends: 212 [2024-11-08 16:21:55,321 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:21:55,326 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 226 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:21:55,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 481 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:21:55,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-08 16:21:55,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 147. [2024-11-08 16:21:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 108 states have (on average 1.4259259259259258) internal successors, (154), 108 states have internal predecessors, (154), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:21:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 226 transitions. [2024-11-08 16:21:55,385 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 226 transitions. Word has length 135 [2024-11-08 16:21:55,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:21:55,387 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 226 transitions. [2024-11-08 16:21:55,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 226 transitions. [2024-11-08 16:21:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 16:21:55,393 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:21:55,393 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:55,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 16:21:55,394 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:21:55,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:55,395 INFO L85 PathProgramCache]: Analyzing trace with hash -333846562, now seen corresponding path program 1 times [2024-11-08 16:21:55,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:55,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731858707] [2024-11-08 16:21:55,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:55,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:21:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:21:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:21:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:21:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:21:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:21:55,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 16:21:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 16:21:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 16:21:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 16:21:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 16:21:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:21:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:21:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:21:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:21:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:21:55,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:21:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:21:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:21:55,953 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:21:55,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:21:55,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731858707] [2024-11-08 16:21:55,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731858707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:21:55,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:21:55,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 16:21:55,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297394353] [2024-11-08 16:21:55,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:21:55,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 16:21:55,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:21:55,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 16:21:55,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:21:55,958 INFO L87 Difference]: Start difference. First operand 147 states and 226 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:56,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:21:56,467 INFO L93 Difference]: Finished difference Result 328 states and 493 transitions. [2024-11-08 16:21:56,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 16:21:56,468 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 135 [2024-11-08 16:21:56,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:21:56,470 INFO L225 Difference]: With dead ends: 328 [2024-11-08 16:21:56,470 INFO L226 Difference]: Without dead ends: 242 [2024-11-08 16:21:56,471 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:21:56,476 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 136 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:21:56,477 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 638 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:21:56,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-08 16:21:56,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 215. [2024-11-08 16:21:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 167 states have (on average 1.407185628742515) internal successors, (235), 168 states have internal predecessors, (235), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-08 16:21:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 323 transitions. [2024-11-08 16:21:56,527 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 323 transitions. Word has length 135 [2024-11-08 16:21:56,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:21:56,529 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 323 transitions. [2024-11-08 16:21:56,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:21:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 323 transitions. [2024-11-08 16:21:56,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 16:21:56,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:21:56,532 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:21:56,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 16:21:56,532 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:21:56,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:21:56,533 INFO L85 PathProgramCache]: Analyzing trace with hash 677270688, now seen corresponding path program 1 times [2024-11-08 16:21:56,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:21:56,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119894838] [2024-11-08 16:21:56,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:56,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:21:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 16:21:56,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1978414322] [2024-11-08 16:21:56,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:21:56,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:21:56,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:21:56,662 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:21:56,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:21:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:56,911 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 16:21:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 16:21:57,110 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 16:21:57,111 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 16:21:57,112 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 16:21:57,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 16:21:57,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:21:57,322 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-08 16:21:57,487 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 16:21:57,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:21:57 BoogieIcfgContainer [2024-11-08 16:21:57,493 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 16:21:57,494 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 16:21:57,494 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 16:21:57,494 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 16:21:57,495 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:49" (3/4) ... [2024-11-08 16:21:57,498 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 16:21:57,500 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 16:21:57,501 INFO L158 Benchmark]: Toolchain (without parser) took 9484.14ms. Allocated memory was 148.9MB in the beginning and 237.0MB in the end (delta: 88.1MB). Free memory was 111.4MB in the beginning and 122.5MB in the end (delta: -11.1MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2024-11-08 16:21:57,502 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 148.9MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:21:57,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.26ms. Allocated memory is still 148.9MB. Free memory was 111.4MB in the beginning and 94.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 16:21:57,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.95ms. Allocated memory is still 148.9MB. Free memory was 94.4MB in the beginning and 89.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 16:21:57,505 INFO L158 Benchmark]: Boogie Preprocessor took 97.32ms. Allocated memory is still 148.9MB. Free memory was 89.5MB in the beginning and 84.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 16:21:57,505 INFO L158 Benchmark]: RCFGBuilder took 1009.27ms. Allocated memory is still 148.9MB. Free memory was 84.1MB in the beginning and 54.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 16:21:57,506 INFO L158 Benchmark]: TraceAbstraction took 7681.64ms. Allocated memory was 148.9MB in the beginning and 237.0MB in the end (delta: 88.1MB). Free memory was 54.3MB in the beginning and 122.5MB in the end (delta: -68.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-11-08 16:21:57,506 INFO L158 Benchmark]: Witness Printer took 6.38ms. Allocated memory is still 237.0MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 16:21:57,508 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 148.9MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.26ms. Allocated memory is still 148.9MB. Free memory was 111.4MB in the beginning and 94.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.95ms. Allocated memory is still 148.9MB. Free memory was 94.4MB in the beginning and 89.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.32ms. Allocated memory is still 148.9MB. Free memory was 89.5MB in the beginning and 84.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1009.27ms. Allocated memory is still 148.9MB. Free memory was 84.1MB in the beginning and 54.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 7681.64ms. Allocated memory was 148.9MB in the beginning and 237.0MB in the end (delta: 88.1MB). Free memory was 54.3MB in the beginning and 122.5MB in the end (delta: -68.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Witness Printer took 6.38ms. Allocated memory is still 237.0MB. Free memory is still 122.5MB. 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 170, overapproximation of someBinaryFLOATComparisonOperation at line 170. 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] double var_1_21 = 4.65; [L37] double var_1_23 = 9999999999.1; [L38] double var_1_24 = 5.5; [L39] unsigned short int var_1_25 = 16; [L40] signed long int var_1_27 = 32; [L41] signed char var_1_31 = 32; [L42] signed char var_1_32 = 32; [L43] signed short int var_1_33 = 100; [L44] unsigned char var_1_34 = 1; [L45] double var_1_35 = 3.8; [L46] signed short int var_1_37 = -256; [L47] unsigned short int var_1_38 = 4; [L48] double last_1_var_1_9 = 4.6; [L49] unsigned char last_1_var_1_12 = 100; [L50] unsigned char last_1_var_1_14 = 0; [L51] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L174] isInitial = 1 [L175] FCALL initially() [L176] COND TRUE 1 [L177] CALL updateLastVariables() [L164] last_1_var_1_9 = var_1_9 [L165] last_1_var_1_12 = var_1_12 [L166] last_1_var_1_14 = var_1_14 [L167] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L177] RET updateLastVariables() [L178] CALL updateVariables() [L134] var_1_5 = __VERIFIER_nondet_uchar() [L135] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L135] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L136] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L136] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L137] var_1_7 = __VERIFIER_nondet_uchar() [L138] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L138] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L139] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L139] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L140] var_1_8 = __VERIFIER_nondet_uchar() [L141] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L141] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L142] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L142] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L143] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L143] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L144] var_1_10 = __VERIFIER_nondet_double() [L145] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L145] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L146] var_1_13 = __VERIFIER_nondet_uchar() [L147] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L147] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L148] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L148] 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_1=1, var_1_21=93/20, var_1_23=99999999991/10, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L149] var_1_23 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 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_1=1, var_1_21=93/20, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L150] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 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_1=1, var_1_21=93/20, var_1_24=11/2, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L151] var_1_24 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L152] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=32, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L153] var_1_31 = __VERIFIER_nondet_char() [L154] 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L154] 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L155] 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L155] 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=32, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L156] var_1_32 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_32 >= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L157] RET assume_abort_if_not(var_1_32 >= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L158] CALL assume_abort_if_not(var_1_32 <= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L158] RET assume_abort_if_not(var_1_32 <= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_35=19/5, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L159] var_1_35 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L160] RET assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L161] CALL assume_abort_if_not(var_1_35 != 0.0F) 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L161] RET assume_abort_if_not(var_1_35 != 0.0F) 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L178] RET updateVariables() [L179] CALL step() [L55] var_1_17 = (var_1_5 || (var_1_14 && 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, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L56] COND FALSE !(! 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, 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_1=1, var_1_21=93/20, var_1_25=16, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L59] var_1_25 = var_1_8 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=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L60] COND FALSE !(((((var_1_10) > (var_1_24)) ? (var_1_10) : (var_1_24))) > var_1_23) 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=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=100, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L73] var_1_33 = var_1_31 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=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L74] COND FALSE !(var_1_31 >= var_1_32) [L79] var_1_34 = ((var_1_24 >= (var_1_10 / var_1_35)) || 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, 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L81] EXPR var_1_8 | var_1_8 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=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L81] EXPR var_1_13 ^ (var_1_8 | var_1_8) 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=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L81] EXPR var_1_31 ^ var_1_8 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=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=4, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L81] COND FALSE !((var_1_13 ^ (var_1_8 | var_1_8)) < (var_1_31 ^ var_1_8)) [L84] var_1_38 = var_1_12 [L85] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L86] COND FALSE !(\read(last_1_var_1_14)) [L97] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L99] var_1_16 = last_1_var_1_12 [L100] unsigned long int stepLocal_6 = var_1_13 % (5u + 256u); [L101] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L102] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L103] COND FALSE !(stepLocal_5 >= var_1_16) [L106] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L109] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L110] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L110] COND TRUE stepLocal_0 <= (var_1_12 ^ var_1_12) [L111] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L115] unsigned char stepLocal_2 = var_1_12 < (var_1_16 / var_1_8); [L116] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L117] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=51, var_1_9=23/5] [L120] COND TRUE stepLocal_2 || ((var_1_5 && var_1_7) && var_1_1) [L121] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=23/5] [L124] 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=23/5] [L125] COND TRUE (var_1_7 && var_1_14) || stepLocal_3 [L126] 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=2, var_1_11=2, 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_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=23/5] [L128] 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=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=23/5] [L129] 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) [L130] 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=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=2] [L179] RET step() [L180] CALL, EXPR property() [L170] 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=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=2] [L170-L171] 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)) ; [L180] RET, EXPR property() [L180] 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=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=2] [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=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=100, var_1_17=0, var_1_1=1, var_1_21=93/20, var_1_25=51, var_1_27=32, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=1, var_1_37=-256, var_1_38=100, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=51, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 7, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 723 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 723 mSDsluCounter, 2391 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1645 mSDsCounter, 150 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 609 IncrementalHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 150 mSolverCounterUnsat, 746 mSDtfsCounter, 609 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 279 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=215occurred in iteration=6, InterpolantAutomatonStates: 31, 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, 6 MinimizatonAttempts, 160 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1073 NumberOfCodeBlocks, 1073 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 797 ConstructedInterpolants, 0 QuantifiedInterpolants, 1649 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 3672/3672 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 16:21:57,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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_9664c168-9b08-4de7-bea7-73fc070b54a4/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 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:22:00,508 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:22:00,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 16:22:00,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:22:00,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:22:00,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:22:00,711 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:22:00,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:22:00,713 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:22:00,714 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:22:00,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:22:00,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:22:00,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:22:00,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:22:00,721 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:22:00,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:22:00,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:22:00,724 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:22:00,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:22:00,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:22:00,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:22:00,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:22:00,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:22:00,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 16:22:00,731 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 16:22:00,732 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:22:00,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 16:22:00,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:22:00,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:22:00,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:22:00,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:22:00,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:22:00,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:22:00,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:22:00,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:22:00,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:22:00,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:22:00,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:22:00,743 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 16:22:00,743 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 16:22:00,744 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:22:00,744 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:22:00,745 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:22:00,745 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:22:00,745 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_9664c168-9b08-4de7-bea7-73fc070b54a4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 386002db230de1fc832f3a3f8b28b35e8c97da6783ebc3e93a2f7eda6fced306 [2024-11-08 16:22:01,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:22:01,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:22:01,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:22:01,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:22:01,305 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:22:01,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i Unable to find full path for "g++" [2024-11-08 16:22:03,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:22:04,125 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:22:04,126 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-08 16:22:04,142 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data/9642f390d/87765722e4a44d26a9691bb697dfc4e7/FLAGcbfbd8e4d [2024-11-08 16:22:04,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/data/9642f390d/87765722e4a44d26a9691bb697dfc4e7 [2024-11-08 16:22:04,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:22:04,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:22:04,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:22:04,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:22:04,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:22:04,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@781b1af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04, skipping insertion in model container [2024-11-08 16:22:04,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,228 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:22:04,546 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_9664c168-9b08-4de7-bea7-73fc070b54a4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-08 16:22:04,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:22:04,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:22:04,692 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_9664c168-9b08-4de7-bea7-73fc070b54a4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i[919,932] [2024-11-08 16:22:04,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:22:04,764 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:22:04,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04 WrapperNode [2024-11-08 16:22:04,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:22:04,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:22:04,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:22:04,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:22:04,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,854 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2024-11-08 16:22:04,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:22:04,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:22:04,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:22:04,859 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:22:04,872 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,879 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,909 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 16:22:04,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:22:04,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:22:04,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:22:04,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:22:04,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (1/1) ... [2024-11-08 16:22:04,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:22:04,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:22:05,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:22:05,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:22:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:22:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 16:22:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:22:05,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:22:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:22:05,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:22:05,218 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:22:05,221 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:22:10,504 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-08 16:22:10,505 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:22:10,520 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:22:10,520 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:22:10,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:22:10 BoogieIcfgContainer [2024-11-08 16:22:10,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:22:10,523 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:22:10,524 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:22:10,528 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:22:10,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:22:04" (1/3) ... [2024-11-08 16:22:10,529 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fab69b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:22:10, skipping insertion in model container [2024-11-08 16:22:10,529 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:22:04" (2/3) ... [2024-11-08 16:22:10,530 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fab69b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:22:10, skipping insertion in model container [2024-11-08 16:22:10,530 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:22:10" (3/3) ... [2024-11-08 16:22:10,532 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-68.i [2024-11-08 16:22:10,563 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:22:10,563 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:22:10,641 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:22:10,652 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;@5e0a0bc2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:22:10,654 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:22:10,661 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:22:10,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 16:22:10,685 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:22:10,686 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:22:10,687 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:22:10,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:22:10,693 INFO L85 PathProgramCache]: Analyzing trace with hash -714225605, now seen corresponding path program 1 times [2024-11-08 16:22:10,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:22:10,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [625044374] [2024-11-08 16:22:10,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:22:10,709 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 16:22:10,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:22:10,714 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:10,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:22:11,961 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 16:22:11,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:22:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-11-08 16:22:12,023 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:22:12,024 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:22:12,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [625044374] [2024-11-08 16:22:12,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [625044374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:22:12,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:22:12,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:22:12,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876863822] [2024-11-08 16:22:12,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:22:12,035 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:22:12,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:22:12,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:22:12,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:22:12,071 INFO L87 Difference]: Start difference. First operand has 73 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-08 16:22:12,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:22:12,118 INFO L93 Difference]: Finished difference Result 139 states and 234 transitions. [2024-11-08 16:22:12,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:22:12,121 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 127 [2024-11-08 16:22:12,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:22:12,132 INFO L225 Difference]: With dead ends: 139 [2024-11-08 16:22:12,133 INFO L226 Difference]: Without dead ends: 69 [2024-11-08 16:22:12,138 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 126 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 16:22:12,146 INFO L432 NwaCegarLoop]: 104 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, 104 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 16:22:12,148 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:22:12,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-08 16:22:12,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-08 16:22:12,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-08 16:22:12,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2024-11-08 16:22:12,236 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 127 [2024-11-08 16:22:12,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:22:12,238 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2024-11-08 16:22:12,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-08 16:22:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-08 16:22:12,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 16:22:12,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:22:12,248 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:22:12,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:12,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:12,450 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:22:12,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:22:12,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1860854533, now seen corresponding path program 1 times [2024-11-08 16:22:12,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:22:12,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [365619290] [2024-11-08 16:22:12,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:22:12,454 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 16:22:12,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:22:12,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:12,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:22:13,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 16:22:13,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:22:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:22:16,200 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:22:16,200 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:22:16,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [365619290] [2024-11-08 16:22:16,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [365619290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:22:16,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:22:16,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 16:22:16,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881674278] [2024-11-08 16:22:16,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:22:16,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 16:22:16,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:22:16,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 16:22:16,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-08 16:22:16,209 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 8 states, 8 states have (on average 5.0) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:22:20,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:22:20,598 INFO L93 Difference]: Finished difference Result 284 states and 429 transitions. [2024-11-08 16:22:20,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:22:20,611 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-11-08 16:22:20,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:22:20,618 INFO L225 Difference]: With dead ends: 284 [2024-11-08 16:22:20,622 INFO L226 Difference]: Without dead ends: 218 [2024-11-08 16:22:20,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-08 16:22:20,625 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 258 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 494 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:22:20,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 494 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-08 16:22:20,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-11-08 16:22:20,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 121. [2024-11-08 16:22:20,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:22:20,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 185 transitions. [2024-11-08 16:22:20,672 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 185 transitions. Word has length 127 [2024-11-08 16:22:20,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:22:20,677 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 185 transitions. [2024-11-08 16:22:20,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 7 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:22:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 185 transitions. [2024-11-08 16:22:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 16:22:20,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:22:20,680 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:22:20,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:20,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:20,883 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:22:20,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:22:20,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1159789955, now seen corresponding path program 1 times [2024-11-08 16:22:20,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:22:20,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [707695298] [2024-11-08 16:22:20,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:22:20,892 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 16:22:20,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:22:20,903 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:20,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:22:22,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 16:22:22,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:22:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:22:22,353 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 16:22:22,354 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:22:22,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [707695298] [2024-11-08 16:22:22,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [707695298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:22:22,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:22:22,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:22:22,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814892737] [2024-11-08 16:22:22,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:22:22,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:22:22,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:22:22,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:22:22,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:22:22,358 INFO L87 Difference]: Start difference. First operand 121 states and 185 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:22:23,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:22:23,015 INFO L93 Difference]: Finished difference Result 187 states and 286 transitions. [2024-11-08 16:22:23,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:22:23,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 127 [2024-11-08 16:22:23,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:22:23,030 INFO L225 Difference]: With dead ends: 187 [2024-11-08 16:22:23,032 INFO L226 Difference]: Without dead ends: 121 [2024-11-08 16:22:23,034 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 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 16:22:23,039 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 98 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:22:23,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 173 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-08 16:22:23,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-08 16:22:23,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-08 16:22:23,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.3658536585365855) internal successors, (112), 82 states have internal predecessors, (112), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:22:23,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 184 transitions. [2024-11-08 16:22:23,090 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 184 transitions. Word has length 127 [2024-11-08 16:22:23,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:22:23,093 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 184 transitions. [2024-11-08 16:22:23,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:22:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2024-11-08 16:22:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 16:22:23,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:22:23,096 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:22:23,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:23,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:23,302 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:22:23,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:22:23,304 INFO L85 PathProgramCache]: Analyzing trace with hash 669918273, now seen corresponding path program 1 times [2024-11-08 16:22:23,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:22:23,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810191711] [2024-11-08 16:22:23,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:22:23,307 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 16:22:23,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:22:23,309 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:23,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:22:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:22:24,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 16:22:24,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:22:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 285 proven. 78 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2024-11-08 16:22:31,421 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:22:35,196 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:22:35,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [810191711] [2024-11-08 16:22:35,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [810191711] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:22:35,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550783751] [2024-11-08 16:22:35,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:22:35,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:22:35,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:22:35,201 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:22:35,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 16:22:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:22:35,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 16:22:35,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:22:44,252 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 293 proven. 33 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-11-08 16:22:44,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:22:51,259 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-08 16:22:51,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1550783751] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-08 16:22:51,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:22:51,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14, 12] total 33 [2024-11-08 16:22:51,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209369731] [2024-11-08 16:22:51,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:22:51,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:22:51,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:22:51,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:22:51,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1250, Unknown=0, NotChecked=0, Total=1406 [2024-11-08 16:22:51,265 INFO L87 Difference]: Start difference. First operand 121 states and 184 transitions. Second operand has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:22:58,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:23:02,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 16:23:12,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:23:12,931 INFO L93 Difference]: Finished difference Result 263 states and 376 transitions. [2024-11-08 16:23:12,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:23:12,935 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 128 [2024-11-08 16:23:12,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:23:12,938 INFO L225 Difference]: With dead ends: 263 [2024-11-08 16:23:12,938 INFO L226 Difference]: Without dead ends: 197 [2024-11-08 16:23:12,940 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 372 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 19.6s TimeCoverageRelationStatistics Valid=222, Invalid=1758, Unknown=0, NotChecked=0, Total=1980 [2024-11-08 16:23:12,941 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 161 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 35 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:23:12,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 580 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 289 Invalid, 2 Unknown, 0 Unchecked, 15.4s Time] [2024-11-08 16:23:12,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-11-08 16:23:12,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 138. [2024-11-08 16:23:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 97 states have (on average 1.3402061855670102) internal successors, (130), 97 states have internal predecessors, (130), 36 states have call successors, (36), 4 states have call predecessors, (36), 4 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:23:12,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 202 transitions. [2024-11-08 16:23:12,979 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 202 transitions. Word has length 128 [2024-11-08 16:23:12,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:23:12,980 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 202 transitions. [2024-11-08 16:23:12,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-08 16:23:12,981 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 202 transitions. [2024-11-08 16:23:12,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 16:23:12,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:23:12,984 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:23:13,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 16:23:13,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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)] Ended with exit code 0 [2024-11-08 16:23:13,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:23:13,385 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:23:13,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:13,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1850041661, now seen corresponding path program 1 times [2024-11-08 16:23:13,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:23:13,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077518113] [2024-11-08 16:23:13,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:13,387 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 16:23:13,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:23:13,390 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:23:13,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:23:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:14,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 16:23:14,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:23:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 83 proven. 48 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2024-11-08 16:23:16,167 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:23:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 3 proven. 48 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-08 16:23:17,575 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 16:23:17,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077518113] [2024-11-08 16:23:17,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077518113] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:23:17,575 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:23:17,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-08 16:23:17,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462316746] [2024-11-08 16:23:17,577 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:23:17,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:23:17,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 16:23:17,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:23:17,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:23:17,579 INFO L87 Difference]: Start difference. First operand 138 states and 202 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-08 16:23:19,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:23:19,544 INFO L93 Difference]: Finished difference Result 233 states and 331 transitions. [2024-11-08 16:23:19,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:23:19,556 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 128 [2024-11-08 16:23:19,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:23:19,559 INFO L225 Difference]: With dead ends: 233 [2024-11-08 16:23:19,559 INFO L226 Difference]: Without dead ends: 152 [2024-11-08 16:23:19,560 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 246 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:23:19,561 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 109 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:23:19,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 335 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 16:23:19,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-08 16:23:19,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 144. [2024-11-08 16:23:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 101 states have (on average 1.306930693069307) internal successors, (132), 101 states have internal predecessors, (132), 36 states have call successors, (36), 6 states have call predecessors, (36), 6 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 16:23:19,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 204 transitions. [2024-11-08 16:23:19,593 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 204 transitions. Word has length 128 [2024-11-08 16:23:19,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:23:19,594 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 204 transitions. [2024-11-08 16:23:19,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-08 16:23:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 204 transitions. [2024-11-08 16:23:19,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 16:23:19,597 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:23:19,597 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:23:19,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:23:19,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:23:19,798 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:23:19,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:23:19,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1349976643, now seen corresponding path program 1 times [2024-11-08 16:23:19,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 16:23:19,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971060812] [2024-11-08 16:23:19,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:23:19,800 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 16:23:19,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 16:23:19,801 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:23:19,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9664c168-9b08-4de7-bea7-73fc070b54a4/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 16:23:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:23:20,854 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 16:23:20,858 INFO L278 TraceCheckSpWp]: Computing forward predicates...