./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:01:37,889 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:01:37,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:01:37,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:01:37,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:01:38,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:01:38,010 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:01:38,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:01:38,010 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:01:38,010 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:01:38,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:01:38,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:01:38,011 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:01:38,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:01:38,012 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:01:38,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:01:38,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:01:38,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:01:38,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:01:38,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:01:38,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:01:38,017 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:01:38,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:38,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:38,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:01:38,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:01:38,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:01:38,019 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:01:38,019 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:01:38,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:01:38,019 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2024-11-28 03:01:38,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:01:38,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:01:38,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:01:38,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:01:38,373 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:01:38,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-28 03:01:41,650 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/e9205ff98/384cbc8a1fbb41d18e6a97c2ea1b64c6/FLAG37c782ea5 [2024-11-28 03:01:42,102 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:01:42,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-28 03:01:42,132 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/e9205ff98/384cbc8a1fbb41d18e6a97c2ea1b64c6/FLAG37c782ea5 [2024-11-28 03:01:42,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/e9205ff98/384cbc8a1fbb41d18e6a97c2ea1b64c6 [2024-11-28 03:01:42,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:01:42,251 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:01:42,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:42,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:01:42,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:01:42,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:42" (1/1) ... [2024-11-28 03:01:42,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@481b7b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:42, skipping insertion in model container [2024-11-28 03:01:42,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:01:42" (1/1) ... [2024-11-28 03:01:42,353 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:01:42,615 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_25e196ca-8009-4935-bae9-6cd73d4de87e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-28 03:01:43,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:43,031 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:01:43,039 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_25e196ca-8009-4935-bae9-6cd73d4de87e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-28 03:01:43,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:01:43,216 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:01:43,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43 WrapperNode [2024-11-28 03:01:43,217 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:01:43,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:43,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:01:43,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:01:43,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,614 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2751 [2024-11-28 03:01:43,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:01:43,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:01:43,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:01:43,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:01:43,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,672 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,782 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:01:43,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,887 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,902 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:43,987 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:44,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:01:44,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:01:44,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:01:44,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:01:44,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (1/1) ... [2024-11-28 03:01:44,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:01:44,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:01:44,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:01:44,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:01:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:01:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:01:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:01:44,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:01:44,681 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:01:44,683 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:01:48,436 INFO L? ?]: Removed 1738 outVars from TransFormulas that were not future-live. [2024-11-28 03:01:48,436 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:01:48,464 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:01:48,464 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:01:48,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:48 BoogieIcfgContainer [2024-11-28 03:01:48,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:01:48,467 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:01:48,467 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:01:48,473 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:01:48,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:01:42" (1/3) ... [2024-11-28 03:01:48,474 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471685da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:48, skipping insertion in model container [2024-11-28 03:01:48,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:01:43" (2/3) ... [2024-11-28 03:01:48,474 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@471685da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:01:48, skipping insertion in model container [2024-11-28 03:01:48,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:48" (3/3) ... [2024-11-28 03:01:48,476 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-28 03:01:48,492 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:01:48,494 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c that has 1 procedures, 723 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:01:48,584 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:01:48,601 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;@3a8641d6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:01:48,602 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:01:48,612 INFO L276 IsEmpty]: Start isEmpty. Operand has 723 states, 721 states have (on average 1.4993065187239945) internal successors, (1081), 722 states have internal predecessors, (1081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:48,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-28 03:01:48,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:48,629 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:48,630 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:48,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:48,638 INFO L85 PathProgramCache]: Analyzing trace with hash 285156242, now seen corresponding path program 1 times [2024-11-28 03:01:48,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:48,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579477048] [2024-11-28 03:01:48,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:48,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:01:50,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:50,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579477048] [2024-11-28 03:01:50,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579477048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:50,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:50,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:50,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639052605] [2024-11-28 03:01:50,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:50,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:50,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:50,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:50,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:50,990 INFO L87 Difference]: Start difference. First operand has 723 states, 721 states have (on average 1.4993065187239945) internal successors, (1081), 722 states have internal predecessors, (1081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:51,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:51,205 INFO L93 Difference]: Finished difference Result 1391 states and 2083 transitions. [2024-11-28 03:01:51,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:51,208 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2024-11-28 03:01:51,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:51,235 INFO L225 Difference]: With dead ends: 1391 [2024-11-28 03:01:51,235 INFO L226 Difference]: Without dead ends: 722 [2024-11-28 03:01:51,240 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:51,247 INFO L435 NwaCegarLoop]: 1075 mSDtfsCounter, 0 mSDsluCounter, 2144 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3219 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:51,247 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3219 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:51,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2024-11-28 03:01:51,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2024-11-28 03:01:51,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 721 states have (on average 1.4965325936199723) internal successors, (1079), 721 states have internal predecessors, (1079), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:51,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1079 transitions. [2024-11-28 03:01:51,363 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1079 transitions. Word has length 141 [2024-11-28 03:01:51,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:51,365 INFO L471 AbstractCegarLoop]: Abstraction has 722 states and 1079 transitions. [2024-11-28 03:01:51,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:51,369 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1079 transitions. [2024-11-28 03:01:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-28 03:01:51,372 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:51,372 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:51,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:01:51,373 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:51,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:51,377 INFO L85 PathProgramCache]: Analyzing trace with hash 251604947, now seen corresponding path program 1 times [2024-11-28 03:01:51,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:51,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288501002] [2024-11-28 03:01:51,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:51,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:52,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:01:52,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:52,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288501002] [2024-11-28 03:01:52,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288501002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:52,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:52,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:01:52,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931856726] [2024-11-28 03:01:52,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:52,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:01:52,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:52,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:01:52,249 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:52,249 INFO L87 Difference]: Start difference. First operand 722 states and 1079 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:52,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:52,335 INFO L93 Difference]: Finished difference Result 1392 states and 2081 transitions. [2024-11-28 03:01:52,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:01:52,337 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 142 [2024-11-28 03:01:52,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:52,344 INFO L225 Difference]: With dead ends: 1392 [2024-11-28 03:01:52,346 INFO L226 Difference]: Without dead ends: 724 [2024-11-28 03:01:52,347 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:01:52,352 INFO L435 NwaCegarLoop]: 1075 mSDtfsCounter, 0 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3215 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:52,353 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3215 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:01:52,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2024-11-28 03:01:52,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 724. [2024-11-28 03:01:52,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 723 states have (on average 1.4951590594744122) internal successors, (1081), 723 states have internal predecessors, (1081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1081 transitions. [2024-11-28 03:01:52,403 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1081 transitions. Word has length 142 [2024-11-28 03:01:52,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:52,404 INFO L471 AbstractCegarLoop]: Abstraction has 724 states and 1081 transitions. [2024-11-28 03:01:52,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:52,405 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1081 transitions. [2024-11-28 03:01:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 03:01:52,407 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:52,407 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:52,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:01:52,408 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:52,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:52,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1888146293, now seen corresponding path program 1 times [2024-11-28 03:01:52,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:52,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668053154] [2024-11-28 03:01:52,409 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:52,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:54,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:01:54,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:54,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668053154] [2024-11-28 03:01:54,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668053154] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:54,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:54,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:54,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106212211] [2024-11-28 03:01:54,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:54,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:54,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:54,023 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:54,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:54,024 INFO L87 Difference]: Start difference. First operand 724 states and 1081 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:54,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:54,159 INFO L93 Difference]: Finished difference Result 1402 states and 2094 transitions. [2024-11-28 03:01:54,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:54,160 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2024-11-28 03:01:54,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:54,168 INFO L225 Difference]: With dead ends: 1402 [2024-11-28 03:01:54,169 INFO L226 Difference]: Without dead ends: 732 [2024-11-28 03:01:54,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:54,172 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:54,174 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:54,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2024-11-28 03:01:54,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 730. [2024-11-28 03:01:54,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 729 states have (on average 1.4938271604938271) internal successors, (1089), 729 states have internal predecessors, (1089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 1089 transitions. [2024-11-28 03:01:54,223 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 1089 transitions. Word has length 143 [2024-11-28 03:01:54,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:54,225 INFO L471 AbstractCegarLoop]: Abstraction has 730 states and 1089 transitions. [2024-11-28 03:01:54,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:54,226 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1089 transitions. [2024-11-28 03:01:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 03:01:54,232 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:54,232 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:54,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:01:54,232 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:54,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:54,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1987616826, now seen corresponding path program 1 times [2024-11-28 03:01:54,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:54,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312470584] [2024-11-28 03:01:54,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:54,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:01:56,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:56,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312470584] [2024-11-28 03:01:56,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312470584] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:56,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:56,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:01:56,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325301957] [2024-11-28 03:01:56,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:56,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:01:56,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:56,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:01:56,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:56,120 INFO L87 Difference]: Start difference. First operand 730 states and 1089 transitions. Second operand has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:56,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:56,386 INFO L93 Difference]: Finished difference Result 1414 states and 2110 transitions. [2024-11-28 03:01:56,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:01:56,387 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 144 [2024-11-28 03:01:56,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:56,392 INFO L225 Difference]: With dead ends: 1414 [2024-11-28 03:01:56,392 INFO L226 Difference]: Without dead ends: 738 [2024-11-28 03:01:56,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:01:56,397 INFO L435 NwaCegarLoop]: 1050 mSDtfsCounter, 1001 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1001 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:56,398 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1001 Valid, 4192 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:56,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-28 03:01:56,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 735. [2024-11-28 03:01:56,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 734 states have (on average 1.491825613079019) internal successors, (1095), 734 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:56,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1095 transitions. [2024-11-28 03:01:56,426 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1095 transitions. Word has length 144 [2024-11-28 03:01:56,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:56,427 INFO L471 AbstractCegarLoop]: Abstraction has 735 states and 1095 transitions. [2024-11-28 03:01:56,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.571428571428573) internal successors, (144), 7 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1095 transitions. [2024-11-28 03:01:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-28 03:01:56,429 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:56,429 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:56,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:01:56,430 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:56,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:56,431 INFO L85 PathProgramCache]: Analyzing trace with hash -2108760781, now seen corresponding path program 1 times [2024-11-28 03:01:56,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:56,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760674358] [2024-11-28 03:01:56,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:56,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:57,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:01:57,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:57,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760674358] [2024-11-28 03:01:57,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760674358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:57,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:57,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:57,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407189643] [2024-11-28 03:01:57,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:57,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:57,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:57,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:57,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:57,696 INFO L87 Difference]: Start difference. First operand 735 states and 1095 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:57,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:57,819 INFO L93 Difference]: Finished difference Result 1422 states and 2119 transitions. [2024-11-28 03:01:57,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:57,819 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2024-11-28 03:01:57,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:57,823 INFO L225 Difference]: With dead ends: 1422 [2024-11-28 03:01:57,823 INFO L226 Difference]: Without dead ends: 741 [2024-11-28 03:01:57,825 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:57,825 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 5 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:57,826 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:57,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2024-11-28 03:01:57,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 739. [2024-11-28 03:01:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 738 states have (on average 1.4905149051490514) internal successors, (1100), 738 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1100 transitions. [2024-11-28 03:01:57,854 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1100 transitions. Word has length 145 [2024-11-28 03:01:57,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:57,855 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1100 transitions. [2024-11-28 03:01:57,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1100 transitions. [2024-11-28 03:01:57,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-28 03:01:57,857 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:57,858 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:57,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:01:57,858 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:57,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:57,859 INFO L85 PathProgramCache]: Analyzing trace with hash -478641492, now seen corresponding path program 1 times [2024-11-28 03:01:57,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:57,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676924539] [2024-11-28 03:01:57,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:57,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:01:59,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:01:59,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676924539] [2024-11-28 03:01:59,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676924539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:59,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:59,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:01:59,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059230150] [2024-11-28 03:01:59,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:59,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:01:59,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:01:59,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:01:59,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:59,421 INFO L87 Difference]: Start difference. First operand 739 states and 1100 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:59,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:59,650 INFO L93 Difference]: Finished difference Result 1432 states and 2132 transitions. [2024-11-28 03:01:59,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:01:59,651 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2024-11-28 03:01:59,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:59,654 INFO L225 Difference]: With dead ends: 1432 [2024-11-28 03:01:59,654 INFO L226 Difference]: Without dead ends: 747 [2024-11-28 03:01:59,655 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:01:59,656 INFO L435 NwaCegarLoop]: 1050 mSDtfsCounter, 982 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:59,656 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [982 Valid, 4192 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:01:59,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2024-11-28 03:01:59,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 744. [2024-11-28 03:01:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 744 states, 743 states have (on average 1.4885598923283985) internal successors, (1106), 743 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 1106 transitions. [2024-11-28 03:01:59,676 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 1106 transitions. Word has length 145 [2024-11-28 03:01:59,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:59,677 INFO L471 AbstractCegarLoop]: Abstraction has 744 states and 1106 transitions. [2024-11-28 03:01:59,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:01:59,677 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1106 transitions. [2024-11-28 03:01:59,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 03:01:59,679 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:59,679 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:59,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:01:59,679 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:59,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:59,680 INFO L85 PathProgramCache]: Analyzing trace with hash 653921531, now seen corresponding path program 1 times [2024-11-28 03:01:59,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:01:59,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742693597] [2024-11-28 03:01:59,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:59,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:01:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:00,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:00,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742693597] [2024-11-28 03:02:00,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742693597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:00,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:00,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:00,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204901120] [2024-11-28 03:02:00,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:00,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:00,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:00,658 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:00,658 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:00,658 INFO L87 Difference]: Start difference. First operand 744 states and 1106 transitions. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:00,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:00,801 INFO L93 Difference]: Finished difference Result 1442 states and 2144 transitions. [2024-11-28 03:02:00,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:00,802 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 146 [2024-11-28 03:02:00,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:00,806 INFO L225 Difference]: With dead ends: 1442 [2024-11-28 03:02:00,806 INFO L226 Difference]: Without dead ends: 752 [2024-11-28 03:02:00,807 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:00,808 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:00,809 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:00,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2024-11-28 03:02:00,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 750. [2024-11-28 03:02:00,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 749 states have (on average 1.4873164218958612) internal successors, (1114), 749 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:00,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1114 transitions. [2024-11-28 03:02:00,832 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1114 transitions. Word has length 146 [2024-11-28 03:02:00,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:00,832 INFO L471 AbstractCegarLoop]: Abstraction has 750 states and 1114 transitions. [2024-11-28 03:02:00,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1114 transitions. [2024-11-28 03:02:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-28 03:02:00,835 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:00,836 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:00,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:02:00,836 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:00,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:00,837 INFO L85 PathProgramCache]: Analyzing trace with hash 41826637, now seen corresponding path program 1 times [2024-11-28 03:02:00,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:00,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919019860] [2024-11-28 03:02:00,837 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:00,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:01,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:01,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:01,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919019860] [2024-11-28 03:02:01,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919019860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:01,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:01,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:01,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844600880] [2024-11-28 03:02:01,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:01,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:01,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:01,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:01,876 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:01,876 INFO L87 Difference]: Start difference. First operand 750 states and 1114 transitions. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:01,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:01,987 INFO L93 Difference]: Finished difference Result 1454 states and 2160 transitions. [2024-11-28 03:02:01,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:01,988 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 147 [2024-11-28 03:02:01,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:01,993 INFO L225 Difference]: With dead ends: 1454 [2024-11-28 03:02:01,994 INFO L226 Difference]: Without dead ends: 758 [2024-11-28 03:02:01,995 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:01,996 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 6 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 4275 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:01,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 4275 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:01,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2024-11-28 03:02:02,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 756. [2024-11-28 03:02:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 755 states have (on average 1.486092715231788) internal successors, (1122), 755 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:02,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1122 transitions. [2024-11-28 03:02:02,020 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1122 transitions. Word has length 147 [2024-11-28 03:02:02,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:02,020 INFO L471 AbstractCegarLoop]: Abstraction has 756 states and 1122 transitions. [2024-11-28 03:02:02,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1122 transitions. [2024-11-28 03:02:02,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 03:02:02,023 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:02,023 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:02,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:02:02,024 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:02,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:02,024 INFO L85 PathProgramCache]: Analyzing trace with hash -534235468, now seen corresponding path program 1 times [2024-11-28 03:02:02,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:02,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929151206] [2024-11-28 03:02:02,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:02,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:03,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:03,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929151206] [2024-11-28 03:02:03,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929151206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:03,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:03,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:03,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834086348] [2024-11-28 03:02:03,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:03,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:03,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:03,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:03,235 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:03,237 INFO L87 Difference]: Start difference. First operand 756 states and 1122 transitions. Second operand has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:03,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:03,343 INFO L93 Difference]: Finished difference Result 1670 states and 2475 transitions. [2024-11-28 03:02:03,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:03,344 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 148 [2024-11-28 03:02:03,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:03,351 INFO L225 Difference]: With dead ends: 1670 [2024-11-28 03:02:03,354 INFO L226 Difference]: Without dead ends: 968 [2024-11-28 03:02:03,355 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:03,356 INFO L435 NwaCegarLoop]: 1073 mSDtfsCounter, 172 mSDsluCounter, 3468 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 4541 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:03,356 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 4541 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:03,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2024-11-28 03:02:03,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 965. [2024-11-28 03:02:03,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 965 states, 964 states have (on average 1.4802904564315353) internal successors, (1427), 964 states have internal predecessors, (1427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1427 transitions. [2024-11-28 03:02:03,390 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1427 transitions. Word has length 148 [2024-11-28 03:02:03,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:03,390 INFO L471 AbstractCegarLoop]: Abstraction has 965 states and 1427 transitions. [2024-11-28 03:02:03,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:03,392 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1427 transitions. [2024-11-28 03:02:03,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 03:02:03,394 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:03,395 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:03,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:02:03,395 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:03,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:03,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1527457361, now seen corresponding path program 1 times [2024-11-28 03:02:03,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:03,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575862143] [2024-11-28 03:02:03,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:03,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:04,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:04,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575862143] [2024-11-28 03:02:04,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575862143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:04,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:04,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:04,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912732448] [2024-11-28 03:02:04,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:04,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:04,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:04,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:04,593 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:04,593 INFO L87 Difference]: Start difference. First operand 965 states and 1427 transitions. Second operand has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:04,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:04,743 INFO L93 Difference]: Finished difference Result 1884 states and 2786 transitions. [2024-11-28 03:02:04,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:04,744 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-11-28 03:02:04,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:04,750 INFO L225 Difference]: With dead ends: 1884 [2024-11-28 03:02:04,750 INFO L226 Difference]: Without dead ends: 973 [2024-11-28 03:02:04,752 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:04,753 INFO L435 NwaCegarLoop]: 1069 mSDtfsCounter, 172 mSDsluCounter, 5330 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 6399 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:04,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 6399 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:04,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2024-11-28 03:02:04,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 972. [2024-11-28 03:02:04,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 972 states, 971 states have (on average 1.4799176107106076) internal successors, (1437), 971 states have internal predecessors, (1437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:04,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1437 transitions. [2024-11-28 03:02:04,793 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1437 transitions. Word has length 149 [2024-11-28 03:02:04,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:04,793 INFO L471 AbstractCegarLoop]: Abstraction has 972 states and 1437 transitions. [2024-11-28 03:02:04,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1437 transitions. [2024-11-28 03:02:04,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 03:02:04,797 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:04,797 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:04,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:02:04,798 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:04,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:04,799 INFO L85 PathProgramCache]: Analyzing trace with hash -744191574, now seen corresponding path program 1 times [2024-11-28 03:02:04,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:04,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770864036] [2024-11-28 03:02:04,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:04,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:05,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:05,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:05,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770864036] [2024-11-28 03:02:05,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770864036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:05,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:05,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:05,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234499209] [2024-11-28 03:02:05,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:05,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:05,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:05,315 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:05,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:05,316 INFO L87 Difference]: Start difference. First operand 972 states and 1437 transitions. Second operand has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:05,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:05,389 INFO L93 Difference]: Finished difference Result 1908 states and 2821 transitions. [2024-11-28 03:02:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:05,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-11-28 03:02:05,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:05,394 INFO L225 Difference]: With dead ends: 1908 [2024-11-28 03:02:05,395 INFO L226 Difference]: Without dead ends: 990 [2024-11-28 03:02:05,396 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:05,397 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 16 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:05,397 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:05,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2024-11-28 03:02:05,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 990. [2024-11-28 03:02:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 990 states, 989 states have (on average 1.4792719919110213) internal successors, (1463), 989 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:05,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1463 transitions. [2024-11-28 03:02:05,423 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1463 transitions. Word has length 149 [2024-11-28 03:02:05,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:05,424 INFO L471 AbstractCegarLoop]: Abstraction has 990 states and 1463 transitions. [2024-11-28 03:02:05,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:05,424 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1463 transitions. [2024-11-28 03:02:05,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-28 03:02:05,426 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:05,426 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:05,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:02:05,427 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:05,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:05,427 INFO L85 PathProgramCache]: Analyzing trace with hash -971648553, now seen corresponding path program 1 times [2024-11-28 03:02:05,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:05,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673144404] [2024-11-28 03:02:05,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:05,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:06,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:06,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:06,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673144404] [2024-11-28 03:02:06,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673144404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:06,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:06,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:06,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436940319] [2024-11-28 03:02:06,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:06,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:06,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:06,300 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:06,300 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:06,300 INFO L87 Difference]: Start difference. First operand 990 states and 1463 transitions. Second operand has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:06,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:06,432 INFO L93 Difference]: Finished difference Result 1928 states and 2849 transitions. [2024-11-28 03:02:06,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:06,433 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-11-28 03:02:06,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:06,436 INFO L225 Difference]: With dead ends: 1928 [2024-11-28 03:02:06,437 INFO L226 Difference]: Without dead ends: 992 [2024-11-28 03:02:06,438 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:06,439 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 1047 mSDsluCounter, 3198 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1047 SdHoareTripleChecker+Valid, 4269 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:06,439 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1047 Valid, 4269 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:06,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2024-11-28 03:02:06,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 992. [2024-11-28 03:02:06,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 992 states, 991 states have (on average 1.4783047426841573) internal successors, (1465), 991 states have internal predecessors, (1465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:06,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1465 transitions. [2024-11-28 03:02:06,466 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1465 transitions. Word has length 150 [2024-11-28 03:02:06,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:06,466 INFO L471 AbstractCegarLoop]: Abstraction has 992 states and 1465 transitions. [2024-11-28 03:02:06,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.0) internal successors, (150), 6 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:06,467 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1465 transitions. [2024-11-28 03:02:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-28 03:02:06,469 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:06,469 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:06,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:02:06,469 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:06,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:06,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1293790685, now seen corresponding path program 1 times [2024-11-28 03:02:06,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:06,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550209486] [2024-11-28 03:02:06,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:06,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:07,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:07,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:07,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550209486] [2024-11-28 03:02:07,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550209486] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:07,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:07,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:02:07,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36743739] [2024-11-28 03:02:07,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:07,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:02:07,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:07,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:02:07,836 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:07,836 INFO L87 Difference]: Start difference. First operand 992 states and 1465 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:08,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:08,063 INFO L93 Difference]: Finished difference Result 1948 states and 2877 transitions. [2024-11-28 03:02:08,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:02:08,064 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-11-28 03:02:08,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:08,068 INFO L225 Difference]: With dead ends: 1948 [2024-11-28 03:02:08,068 INFO L226 Difference]: Without dead ends: 1010 [2024-11-28 03:02:08,069 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:02:08,070 INFO L435 NwaCegarLoop]: 1070 mSDtfsCounter, 1052 mSDsluCounter, 6389 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1052 SdHoareTripleChecker+Valid, 7459 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:08,070 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1052 Valid, 7459 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:08,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2024-11-28 03:02:08,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 1006. [2024-11-28 03:02:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 1005 states have (on average 1.4776119402985075) internal successors, (1485), 1005 states have internal predecessors, (1485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 1485 transitions. [2024-11-28 03:02:08,096 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 1485 transitions. Word has length 151 [2024-11-28 03:02:08,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:08,097 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 1485 transitions. [2024-11-28 03:02:08,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:08,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1485 transitions. [2024-11-28 03:02:08,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-28 03:02:08,100 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:08,100 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:08,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:02:08,100 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:08,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:08,101 INFO L85 PathProgramCache]: Analyzing trace with hash -492666091, now seen corresponding path program 1 times [2024-11-28 03:02:08,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:08,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974028384] [2024-11-28 03:02:08,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:08,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:08,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:08,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:08,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974028384] [2024-11-28 03:02:08,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974028384] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:08,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:08,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:08,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692122401] [2024-11-28 03:02:08,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:08,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:08,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:08,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:08,534 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:08,534 INFO L87 Difference]: Start difference. First operand 1006 states and 1485 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:08,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:08,604 INFO L93 Difference]: Finished difference Result 1978 states and 2920 transitions. [2024-11-28 03:02:08,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:08,605 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-11-28 03:02:08,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:08,609 INFO L225 Difference]: With dead ends: 1978 [2024-11-28 03:02:08,609 INFO L226 Difference]: Without dead ends: 1026 [2024-11-28 03:02:08,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:08,611 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:08,612 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:08,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2024-11-28 03:02:08,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 1026. [2024-11-28 03:02:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 1025 states have (on average 1.4760975609756097) internal successors, (1513), 1025 states have internal predecessors, (1513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:08,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 1513 transitions. [2024-11-28 03:02:08,640 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 1513 transitions. Word has length 151 [2024-11-28 03:02:08,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:08,640 INFO L471 AbstractCegarLoop]: Abstraction has 1026 states and 1513 transitions. [2024-11-28 03:02:08,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1513 transitions. [2024-11-28 03:02:08,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-28 03:02:08,643 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:08,643 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:08,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:02:08,644 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:08,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:08,644 INFO L85 PathProgramCache]: Analyzing trace with hash -598317342, now seen corresponding path program 1 times [2024-11-28 03:02:08,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:08,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238881348] [2024-11-28 03:02:08,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:08,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:09,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:09,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:09,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238881348] [2024-11-28 03:02:09,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238881348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:09,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:09,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:09,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501828679] [2024-11-28 03:02:09,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:09,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:09,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:09,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:09,561 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:09,561 INFO L87 Difference]: Start difference. First operand 1026 states and 1513 transitions. Second operand has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:09,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:09,799 INFO L93 Difference]: Finished difference Result 2424 states and 3568 transitions. [2024-11-28 03:02:09,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:09,800 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-11-28 03:02:09,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:09,806 INFO L225 Difference]: With dead ends: 2424 [2024-11-28 03:02:09,806 INFO L226 Difference]: Without dead ends: 1452 [2024-11-28 03:02:09,807 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:09,808 INFO L435 NwaCegarLoop]: 1063 mSDtfsCounter, 2133 mSDsluCounter, 3179 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2133 SdHoareTripleChecker+Valid, 4242 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:09,809 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2133 Valid, 4242 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:09,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2024-11-28 03:02:09,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1030. [2024-11-28 03:02:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1029 states have (on average 1.4761904761904763) internal successors, (1519), 1029 states have internal predecessors, (1519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:09,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1519 transitions. [2024-11-28 03:02:09,842 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1519 transitions. Word has length 152 [2024-11-28 03:02:09,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:09,842 INFO L471 AbstractCegarLoop]: Abstraction has 1030 states and 1519 transitions. [2024-11-28 03:02:09,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:09,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1519 transitions. [2024-11-28 03:02:09,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-28 03:02:09,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:09,846 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:09,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 03:02:09,846 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:09,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:09,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1301691332, now seen corresponding path program 1 times [2024-11-28 03:02:09,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:09,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509256976] [2024-11-28 03:02:09,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:09,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:10,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:10,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:10,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509256976] [2024-11-28 03:02:10,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509256976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:10,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:10,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:10,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143441206] [2024-11-28 03:02:10,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:10,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:10,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:10,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:10,267 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:10,267 INFO L87 Difference]: Start difference. First operand 1030 states and 1519 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:10,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:10,356 INFO L93 Difference]: Finished difference Result 2062 states and 3040 transitions. [2024-11-28 03:02:10,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:10,357 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-11-28 03:02:10,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:10,362 INFO L225 Difference]: With dead ends: 2062 [2024-11-28 03:02:10,362 INFO L226 Difference]: Without dead ends: 1086 [2024-11-28 03:02:10,364 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:10,364 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:10,366 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:10,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1086 states. [2024-11-28 03:02:10,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1086 to 1086. [2024-11-28 03:02:10,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1086 states, 1085 states have (on average 1.4737327188940093) internal successors, (1599), 1085 states have internal predecessors, (1599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:10,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 1086 states and 1599 transitions. [2024-11-28 03:02:10,398 INFO L78 Accepts]: Start accepts. Automaton has 1086 states and 1599 transitions. Word has length 152 [2024-11-28 03:02:10,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:10,398 INFO L471 AbstractCegarLoop]: Abstraction has 1086 states and 1599 transitions. [2024-11-28 03:02:10,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1599 transitions. [2024-11-28 03:02:10,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 03:02:10,402 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:10,402 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:10,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:02:10,402 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:10,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:10,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1915322745, now seen corresponding path program 1 times [2024-11-28 03:02:10,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:10,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616738634] [2024-11-28 03:02:10,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:10,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:10,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:10,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616738634] [2024-11-28 03:02:10,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616738634] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:10,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:10,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:10,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092600162] [2024-11-28 03:02:10,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:10,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:10,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:10,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:10,994 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:10,994 INFO L87 Difference]: Start difference. First operand 1086 states and 1599 transitions. Second operand has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:11,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:11,090 INFO L93 Difference]: Finished difference Result 2138 states and 3148 transitions. [2024-11-28 03:02:11,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:11,091 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2024-11-28 03:02:11,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:11,098 INFO L225 Difference]: With dead ends: 2138 [2024-11-28 03:02:11,098 INFO L226 Difference]: Without dead ends: 1106 [2024-11-28 03:02:11,100 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:11,101 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:11,101 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:11,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1106 states. [2024-11-28 03:02:11,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1106 to 1106. [2024-11-28 03:02:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1105 states have (on average 1.472398190045249) internal successors, (1627), 1105 states have internal predecessors, (1627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:11,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1627 transitions. [2024-11-28 03:02:11,146 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1627 transitions. Word has length 153 [2024-11-28 03:02:11,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:11,147 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1627 transitions. [2024-11-28 03:02:11,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:11,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1627 transitions. [2024-11-28 03:02:11,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 03:02:11,151 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:11,152 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:11,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 03:02:11,152 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:11,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:11,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1759097479, now seen corresponding path program 1 times [2024-11-28 03:02:11,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:11,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484429941] [2024-11-28 03:02:11,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:11,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:12,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:12,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:12,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484429941] [2024-11-28 03:02:12,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484429941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:12,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:12,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:12,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265392870] [2024-11-28 03:02:12,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:12,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:12,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:12,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:12,275 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:12,275 INFO L87 Difference]: Start difference. First operand 1106 states and 1627 transitions. Second operand has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:12,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:12,754 INFO L93 Difference]: Finished difference Result 2622 states and 3850 transitions. [2024-11-28 03:02:12,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:12,755 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2024-11-28 03:02:12,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:12,762 INFO L225 Difference]: With dead ends: 2622 [2024-11-28 03:02:12,762 INFO L226 Difference]: Without dead ends: 1570 [2024-11-28 03:02:12,764 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:12,765 INFO L435 NwaCegarLoop]: 1555 mSDtfsCounter, 1588 mSDsluCounter, 4124 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 5679 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:12,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1588 Valid, 5679 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:02:12,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2024-11-28 03:02:12,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1106. [2024-11-28 03:02:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1105 states have (on average 1.472398190045249) internal successors, (1627), 1105 states have internal predecessors, (1627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1627 transitions. [2024-11-28 03:02:12,800 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1627 transitions. Word has length 153 [2024-11-28 03:02:12,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:12,801 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1627 transitions. [2024-11-28 03:02:12,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.5) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:12,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1627 transitions. [2024-11-28 03:02:12,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 03:02:12,804 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:12,804 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:12,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 03:02:12,805 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:12,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:12,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1931351729, now seen corresponding path program 1 times [2024-11-28 03:02:12,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:12,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085631999] [2024-11-28 03:02:12,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:12,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:13,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:13,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:13,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085631999] [2024-11-28 03:02:13,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085631999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:13,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:13,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:13,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777843038] [2024-11-28 03:02:13,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:13,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:13,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:13,309 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:13,309 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:13,310 INFO L87 Difference]: Start difference. First operand 1106 states and 1627 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:13,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:13,388 INFO L93 Difference]: Finished difference Result 2212 states and 3252 transitions. [2024-11-28 03:02:13,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:13,389 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-28 03:02:13,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:13,393 INFO L225 Difference]: With dead ends: 2212 [2024-11-28 03:02:13,393 INFO L226 Difference]: Without dead ends: 1160 [2024-11-28 03:02:13,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:13,395 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:13,396 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:13,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2024-11-28 03:02:13,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 1160. [2024-11-28 03:02:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1160 states, 1159 states have (on average 1.4693701466781708) internal successors, (1703), 1159 states have internal predecessors, (1703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 1703 transitions. [2024-11-28 03:02:13,428 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 1703 transitions. Word has length 154 [2024-11-28 03:02:13,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:13,429 INFO L471 AbstractCegarLoop]: Abstraction has 1160 states and 1703 transitions. [2024-11-28 03:02:13,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1703 transitions. [2024-11-28 03:02:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 03:02:13,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:13,433 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:13,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 03:02:13,434 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:13,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:13,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1177703995, now seen corresponding path program 1 times [2024-11-28 03:02:13,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:13,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954169065] [2024-11-28 03:02:13,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:13,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:14,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:14,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:14,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954169065] [2024-11-28 03:02:14,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954169065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:14,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:14,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:14,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199102963] [2024-11-28 03:02:14,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:14,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:14,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:14,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:14,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:14,503 INFO L87 Difference]: Start difference. First operand 1160 states and 1703 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:14,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:14,819 INFO L93 Difference]: Finished difference Result 2273 states and 3337 transitions. [2024-11-28 03:02:14,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:14,819 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-28 03:02:14,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:14,824 INFO L225 Difference]: With dead ends: 2273 [2024-11-28 03:02:14,825 INFO L226 Difference]: Without dead ends: 1167 [2024-11-28 03:02:14,826 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:14,827 INFO L435 NwaCegarLoop]: 1047 mSDtfsCounter, 940 mSDsluCounter, 4173 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 5220 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:14,827 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [940 Valid, 5220 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:14,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2024-11-28 03:02:14,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 1166. [2024-11-28 03:02:14,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1166 states, 1165 states have (on average 1.4678111587982832) internal successors, (1710), 1165 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:14,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 1166 states and 1710 transitions. [2024-11-28 03:02:14,858 INFO L78 Accepts]: Start accepts. Automaton has 1166 states and 1710 transitions. Word has length 154 [2024-11-28 03:02:14,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:14,859 INFO L471 AbstractCegarLoop]: Abstraction has 1166 states and 1710 transitions. [2024-11-28 03:02:14,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1710 transitions. [2024-11-28 03:02:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 03:02:14,862 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:14,862 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:14,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 03:02:14,863 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:14,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:14,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1593628299, now seen corresponding path program 1 times [2024-11-28 03:02:14,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:14,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049199720] [2024-11-28 03:02:14,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:14,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:15,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:15,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:15,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049199720] [2024-11-28 03:02:15,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049199720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:15,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:15,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:15,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239616055] [2024-11-28 03:02:15,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:15,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:15,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:15,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:15,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:15,309 INFO L87 Difference]: Start difference. First operand 1166 states and 1710 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:15,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:15,383 INFO L93 Difference]: Finished difference Result 2298 states and 3370 transitions. [2024-11-28 03:02:15,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:15,383 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2024-11-28 03:02:15,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:15,391 INFO L225 Difference]: With dead ends: 2298 [2024-11-28 03:02:15,391 INFO L226 Difference]: Without dead ends: 1186 [2024-11-28 03:02:15,392 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:15,394 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:15,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:15,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1186 states. [2024-11-28 03:02:15,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1186 to 1186. [2024-11-28 03:02:15,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1186 states, 1185 states have (on average 1.4666666666666666) internal successors, (1738), 1185 states have internal predecessors, (1738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:15,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1186 states and 1738 transitions. [2024-11-28 03:02:15,434 INFO L78 Accepts]: Start accepts. Automaton has 1186 states and 1738 transitions. Word has length 155 [2024-11-28 03:02:15,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:15,435 INFO L471 AbstractCegarLoop]: Abstraction has 1186 states and 1738 transitions. [2024-11-28 03:02:15,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1738 transitions. [2024-11-28 03:02:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 03:02:15,439 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:15,439 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:15,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 03:02:15,440 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:15,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:15,440 INFO L85 PathProgramCache]: Analyzing trace with hash -584539492, now seen corresponding path program 1 times [2024-11-28 03:02:15,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:15,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170180253] [2024-11-28 03:02:15,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:15,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:16,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:16,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170180253] [2024-11-28 03:02:16,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170180253] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:16,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:16,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:16,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191664445] [2024-11-28 03:02:16,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:16,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:16,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:16,204 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:16,205 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:16,205 INFO L87 Difference]: Start difference. First operand 1186 states and 1738 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:16,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:16,398 INFO L93 Difference]: Finished difference Result 2763 states and 4040 transitions. [2024-11-28 03:02:16,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:16,400 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2024-11-28 03:02:16,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:16,406 INFO L225 Difference]: With dead ends: 2763 [2024-11-28 03:02:16,406 INFO L226 Difference]: Without dead ends: 1631 [2024-11-28 03:02:16,408 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:16,410 INFO L435 NwaCegarLoop]: 1064 mSDtfsCounter, 514 mSDsluCounter, 3104 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 4168 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:16,410 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [514 Valid, 4168 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:16,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2024-11-28 03:02:16,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1188. [2024-11-28 03:02:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1188 states, 1187 states have (on average 1.4658803706823926) internal successors, (1740), 1187 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:16,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1188 states and 1740 transitions. [2024-11-28 03:02:16,446 INFO L78 Accepts]: Start accepts. Automaton has 1188 states and 1740 transitions. Word has length 155 [2024-11-28 03:02:16,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:16,446 INFO L471 AbstractCegarLoop]: Abstraction has 1188 states and 1740 transitions. [2024-11-28 03:02:16,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1740 transitions. [2024-11-28 03:02:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 03:02:16,449 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:16,449 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:16,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 03:02:16,449 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:16,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:16,450 INFO L85 PathProgramCache]: Analyzing trace with hash 800476028, now seen corresponding path program 1 times [2024-11-28 03:02:16,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:16,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641243777] [2024-11-28 03:02:16,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:16,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:16,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:16,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641243777] [2024-11-28 03:02:16,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641243777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:16,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:16,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:16,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031256068] [2024-11-28 03:02:16,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:16,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:16,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:16,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:16,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:16,880 INFO L87 Difference]: Start difference. First operand 1188 states and 1740 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:16,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:16,946 INFO L93 Difference]: Finished difference Result 2382 states and 3486 transitions. [2024-11-28 03:02:16,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:16,947 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 156 [2024-11-28 03:02:16,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:16,951 INFO L225 Difference]: With dead ends: 2382 [2024-11-28 03:02:16,951 INFO L226 Difference]: Without dead ends: 1250 [2024-11-28 03:02:16,953 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:16,954 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:16,954 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:16,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1250 states. [2024-11-28 03:02:16,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1250 to 1250. [2024-11-28 03:02:16,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1250 states, 1249 states have (on average 1.4619695756605284) internal successors, (1826), 1249 states have internal predecessors, (1826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 1826 transitions. [2024-11-28 03:02:16,985 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 1826 transitions. Word has length 156 [2024-11-28 03:02:16,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:16,985 INFO L471 AbstractCegarLoop]: Abstraction has 1250 states and 1826 transitions. [2024-11-28 03:02:16,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1826 transitions. [2024-11-28 03:02:16,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-28 03:02:16,988 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:16,988 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:16,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 03:02:16,988 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:16,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:16,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1792794919, now seen corresponding path program 1 times [2024-11-28 03:02:16,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:16,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878869635] [2024-11-28 03:02:16,989 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:16,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:17,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:17,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:17,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878869635] [2024-11-28 03:02:17,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878869635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:17,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:17,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:17,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242424637] [2024-11-28 03:02:17,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:17,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:17,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:17,457 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:17,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:17,457 INFO L87 Difference]: Start difference. First operand 1250 states and 1826 transitions. Second operand has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:17,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:17,524 INFO L93 Difference]: Finished difference Result 2464 states and 3600 transitions. [2024-11-28 03:02:17,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:17,525 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 157 [2024-11-28 03:02:17,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:17,530 INFO L225 Difference]: With dead ends: 2464 [2024-11-28 03:02:17,530 INFO L226 Difference]: Without dead ends: 1270 [2024-11-28 03:02:17,532 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:17,533 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 8 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:17,533 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:17,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2024-11-28 03:02:17,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1270. [2024-11-28 03:02:17,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1269 states have (on average 1.4609929078014185) internal successors, (1854), 1269 states have internal predecessors, (1854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:17,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1854 transitions. [2024-11-28 03:02:17,568 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1854 transitions. Word has length 157 [2024-11-28 03:02:17,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:17,569 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 1854 transitions. [2024-11-28 03:02:17,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.4) internal successors, (157), 5 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:17,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1854 transitions. [2024-11-28 03:02:17,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-28 03:02:17,571 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:17,571 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:17,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 03:02:17,572 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:17,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:17,573 INFO L85 PathProgramCache]: Analyzing trace with hash 774506417, now seen corresponding path program 1 times [2024-11-28 03:02:17,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:17,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267540783] [2024-11-28 03:02:17,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:17,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:17,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:17,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267540783] [2024-11-28 03:02:17,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267540783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:17,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:17,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:17,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500731026] [2024-11-28 03:02:17,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:17,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:17,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:17,975 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:17,976 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:17,976 INFO L87 Difference]: Start difference. First operand 1270 states and 1854 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:18,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:18,044 INFO L93 Difference]: Finished difference Result 2540 states and 3708 transitions. [2024-11-28 03:02:18,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:18,044 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 158 [2024-11-28 03:02:18,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:18,052 INFO L225 Difference]: With dead ends: 2540 [2024-11-28 03:02:18,053 INFO L226 Difference]: Without dead ends: 1326 [2024-11-28 03:02:18,057 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:18,058 INFO L435 NwaCegarLoop]: 1074 mSDtfsCounter, 19 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4284 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:18,058 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4284 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:18,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2024-11-28 03:02:18,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 1326. [2024-11-28 03:02:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1326 states, 1325 states have (on average 1.459622641509434) internal successors, (1934), 1325 states have internal predecessors, (1934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:18,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1326 states and 1934 transitions. [2024-11-28 03:02:18,092 INFO L78 Accepts]: Start accepts. Automaton has 1326 states and 1934 transitions. Word has length 158 [2024-11-28 03:02:18,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:18,092 INFO L471 AbstractCegarLoop]: Abstraction has 1326 states and 1934 transitions. [2024-11-28 03:02:18,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1934 transitions. [2024-11-28 03:02:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 03:02:18,094 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:18,094 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:18,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 03:02:18,095 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:18,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:18,095 INFO L85 PathProgramCache]: Analyzing trace with hash 701579221, now seen corresponding path program 1 times [2024-11-28 03:02:18,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:18,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631032178] [2024-11-28 03:02:18,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:18,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:19,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:19,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:19,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631032178] [2024-11-28 03:02:19,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631032178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:19,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:19,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-28 03:02:19,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230959884] [2024-11-28 03:02:19,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:19,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 03:02:19,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:19,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 03:02:19,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2024-11-28 03:02:19,493 INFO L87 Difference]: Start difference. First operand 1326 states and 1934 transitions. Second operand has 17 states, 17 states have (on average 9.352941176470589) internal successors, (159), 17 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:20,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:20,142 INFO L93 Difference]: Finished difference Result 2716 states and 3964 transitions. [2024-11-28 03:02:20,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 03:02:20,143 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 9.352941176470589) internal successors, (159), 17 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2024-11-28 03:02:20,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:20,147 INFO L225 Difference]: With dead ends: 2716 [2024-11-28 03:02:20,147 INFO L226 Difference]: Without dead ends: 1446 [2024-11-28 03:02:20,150 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2024-11-28 03:02:20,151 INFO L435 NwaCegarLoop]: 1094 mSDtfsCounter, 48 mSDsluCounter, 16306 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 17400 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:20,152 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 17400 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:02:20,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1446 states. [2024-11-28 03:02:20,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1446 to 1424. [2024-11-28 03:02:20,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1423 states have (on average 1.4617006324666197) internal successors, (2080), 1423 states have internal predecessors, (2080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:20,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 2080 transitions. [2024-11-28 03:02:20,193 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 2080 transitions. Word has length 159 [2024-11-28 03:02:20,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:20,194 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 2080 transitions. [2024-11-28 03:02:20,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 9.352941176470589) internal successors, (159), 17 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:20,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2080 transitions. [2024-11-28 03:02:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 03:02:20,197 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:20,197 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:20,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-28 03:02:20,199 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:20,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:20,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1065455175, now seen corresponding path program 1 times [2024-11-28 03:02:20,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:20,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588932831] [2024-11-28 03:02:20,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:20,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:21,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:21,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:21,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588932831] [2024-11-28 03:02:21,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588932831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:21,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:21,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:21,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631041322] [2024-11-28 03:02:21,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:21,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:21,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:21,168 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:21,168 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:21,168 INFO L87 Difference]: Start difference. First operand 1424 states and 2080 transitions. Second operand has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:21,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:21,389 INFO L93 Difference]: Finished difference Result 2804 states and 4096 transitions. [2024-11-28 03:02:21,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:21,389 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2024-11-28 03:02:21,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:21,392 INFO L225 Difference]: With dead ends: 2804 [2024-11-28 03:02:21,393 INFO L226 Difference]: Without dead ends: 1436 [2024-11-28 03:02:21,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:21,396 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 1043 mSDsluCounter, 4191 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 5243 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:21,396 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 5243 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:21,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1436 states. [2024-11-28 03:02:21,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1436 to 1436. [2024-11-28 03:02:21,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 1435 states have (on average 1.4606271777003483) internal successors, (2096), 1435 states have internal predecessors, (2096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 2096 transitions. [2024-11-28 03:02:21,430 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 2096 transitions. Word has length 159 [2024-11-28 03:02:21,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:21,430 INFO L471 AbstractCegarLoop]: Abstraction has 1436 states and 2096 transitions. [2024-11-28 03:02:21,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 7 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2096 transitions. [2024-11-28 03:02:21,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 03:02:21,433 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:21,433 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:21,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-28 03:02:21,433 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:21,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:21,434 INFO L85 PathProgramCache]: Analyzing trace with hash -523030237, now seen corresponding path program 1 times [2024-11-28 03:02:21,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:21,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006176739] [2024-11-28 03:02:21,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:21,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:21,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:21,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006176739] [2024-11-28 03:02:21,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006176739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:21,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:21,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:21,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370805139] [2024-11-28 03:02:21,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:21,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:21,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:21,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:21,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:21,987 INFO L87 Difference]: Start difference. First operand 1436 states and 2096 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:22,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:22,067 INFO L93 Difference]: Finished difference Result 2834 states and 4138 transitions. [2024-11-28 03:02:22,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:22,067 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-11-28 03:02:22,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:22,071 INFO L225 Difference]: With dead ends: 2834 [2024-11-28 03:02:22,071 INFO L226 Difference]: Without dead ends: 1454 [2024-11-28 03:02:22,072 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:22,073 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:22,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:22,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1454 states. [2024-11-28 03:02:22,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1454 to 1350. [2024-11-28 03:02:22,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1349 states have (on average 1.457375833951075) internal successors, (1966), 1349 states have internal predecessors, (1966), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:22,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 1966 transitions. [2024-11-28 03:02:22,111 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 1966 transitions. Word has length 160 [2024-11-28 03:02:22,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:22,111 INFO L471 AbstractCegarLoop]: Abstraction has 1350 states and 1966 transitions. [2024-11-28 03:02:22,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1966 transitions. [2024-11-28 03:02:22,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 03:02:22,114 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:22,114 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:22,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-28 03:02:22,114 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:22,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:22,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1463394073, now seen corresponding path program 1 times [2024-11-28 03:02:22,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:22,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348220102] [2024-11-28 03:02:22,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:23,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:23,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:23,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348220102] [2024-11-28 03:02:23,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348220102] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:23,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:23,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:23,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459075469] [2024-11-28 03:02:23,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:23,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:23,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:23,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:23,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:23,093 INFO L87 Difference]: Start difference. First operand 1350 states and 1966 transitions. Second operand has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:23,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:23,188 INFO L93 Difference]: Finished difference Result 2664 states and 3880 transitions. [2024-11-28 03:02:23,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:23,189 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-11-28 03:02:23,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:23,192 INFO L225 Difference]: With dead ends: 2664 [2024-11-28 03:02:23,192 INFO L226 Difference]: Without dead ends: 1370 [2024-11-28 03:02:23,194 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:23,198 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 5333 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6404 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:23,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6404 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:23,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2024-11-28 03:02:23,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1362. [2024-11-28 03:02:23,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1362 states, 1361 states have (on average 1.4562821454812638) internal successors, (1982), 1361 states have internal predecessors, (1982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:23,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1362 states and 1982 transitions. [2024-11-28 03:02:23,232 INFO L78 Accepts]: Start accepts. Automaton has 1362 states and 1982 transitions. Word has length 160 [2024-11-28 03:02:23,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:23,233 INFO L471 AbstractCegarLoop]: Abstraction has 1362 states and 1982 transitions. [2024-11-28 03:02:23,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.857142857142858) internal successors, (160), 7 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:23,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1982 transitions. [2024-11-28 03:02:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-28 03:02:23,235 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:23,235 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:23,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-28 03:02:23,236 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:23,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:23,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1549343832, now seen corresponding path program 1 times [2024-11-28 03:02:23,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:23,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741142216] [2024-11-28 03:02:23,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:23,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:24,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:24,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:24,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741142216] [2024-11-28 03:02:24,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741142216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:24,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:24,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 03:02:24,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794295303] [2024-11-28 03:02:24,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:24,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 03:02:24,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:24,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 03:02:24,062 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:02:24,062 INFO L87 Difference]: Start difference. First operand 1362 states and 1982 transitions. Second operand has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:24,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:24,278 INFO L93 Difference]: Finished difference Result 2704 states and 3936 transitions. [2024-11-28 03:02:24,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 03:02:24,278 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 161 [2024-11-28 03:02:24,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:24,281 INFO L225 Difference]: With dead ends: 2704 [2024-11-28 03:02:24,282 INFO L226 Difference]: Without dead ends: 1398 [2024-11-28 03:02:24,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:02:24,284 INFO L435 NwaCegarLoop]: 1062 mSDtfsCounter, 20 mSDsluCounter, 7428 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 8490 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:24,284 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 8490 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:24,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2024-11-28 03:02:24,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1380. [2024-11-28 03:02:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1380 states, 1379 states have (on average 1.4561276287164613) internal successors, (2008), 1379 states have internal predecessors, (2008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:24,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 2008 transitions. [2024-11-28 03:02:24,313 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 2008 transitions. Word has length 161 [2024-11-28 03:02:24,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:24,313 INFO L471 AbstractCegarLoop]: Abstraction has 1380 states and 2008 transitions. [2024-11-28 03:02:24,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:24,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2008 transitions. [2024-11-28 03:02:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-28 03:02:24,315 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:24,316 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:24,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-28 03:02:24,316 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:24,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:24,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1367506223, now seen corresponding path program 1 times [2024-11-28 03:02:24,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:24,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061274804] [2024-11-28 03:02:24,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:24,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:25,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:25,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061274804] [2024-11-28 03:02:25,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061274804] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:25,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:25,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:25,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709464894] [2024-11-28 03:02:25,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:25,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:25,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:25,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:25,010 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:25,011 INFO L87 Difference]: Start difference. First operand 1380 states and 2008 transitions. Second operand has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:25,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:25,146 INFO L93 Difference]: Finished difference Result 2712 states and 3948 transitions. [2024-11-28 03:02:25,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:25,147 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-11-28 03:02:25,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:25,155 INFO L225 Difference]: With dead ends: 2712 [2024-11-28 03:02:25,158 INFO L226 Difference]: Without dead ends: 1388 [2024-11-28 03:02:25,160 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:25,164 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:25,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:25,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2024-11-28 03:02:25,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1372. [2024-11-28 03:02:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1372 states, 1371 states have (on average 1.4544128373450036) internal successors, (1994), 1371 states have internal predecessors, (1994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:25,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 1994 transitions. [2024-11-28 03:02:25,224 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 1994 transitions. Word has length 162 [2024-11-28 03:02:25,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:25,226 INFO L471 AbstractCegarLoop]: Abstraction has 1372 states and 1994 transitions. [2024-11-28 03:02:25,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:25,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1994 transitions. [2024-11-28 03:02:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-28 03:02:25,232 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:25,232 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:25,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-28 03:02:25,233 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:25,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:25,234 INFO L85 PathProgramCache]: Analyzing trace with hash -543762803, now seen corresponding path program 1 times [2024-11-28 03:02:25,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:25,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467033040] [2024-11-28 03:02:25,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:25,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:26,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:26,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467033040] [2024-11-28 03:02:26,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467033040] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:26,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:26,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 03:02:26,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809496184] [2024-11-28 03:02:26,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:26,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 03:02:26,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:26,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 03:02:26,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:02:26,406 INFO L87 Difference]: Start difference. First operand 1372 states and 1994 transitions. Second operand has 11 states, 11 states have (on average 14.727272727272727) internal successors, (162), 11 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:26,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:26,646 INFO L93 Difference]: Finished difference Result 2722 states and 3956 transitions. [2024-11-28 03:02:26,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 03:02:26,646 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.727272727272727) internal successors, (162), 11 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-11-28 03:02:26,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:26,650 INFO L225 Difference]: With dead ends: 2722 [2024-11-28 03:02:26,650 INFO L226 Difference]: Without dead ends: 1406 [2024-11-28 03:02:26,652 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:02:26,657 INFO L435 NwaCegarLoop]: 1063 mSDtfsCounter, 12 mSDsluCounter, 9539 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 10602 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:26,657 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 10602 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:26,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-28 03:02:26,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1400. [2024-11-28 03:02:26,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 1399 states have (on average 1.455325232308792) internal successors, (2036), 1399 states have internal predecessors, (2036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 2036 transitions. [2024-11-28 03:02:26,690 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 2036 transitions. Word has length 162 [2024-11-28 03:02:26,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:26,691 INFO L471 AbstractCegarLoop]: Abstraction has 1400 states and 2036 transitions. [2024-11-28 03:02:26,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.727272727272727) internal successors, (162), 11 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 2036 transitions. [2024-11-28 03:02:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-28 03:02:26,694 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:26,694 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:26,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-28 03:02:26,695 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:26,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:26,696 INFO L85 PathProgramCache]: Analyzing trace with hash -2000381658, now seen corresponding path program 1 times [2024-11-28 03:02:26,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:26,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965410778] [2024-11-28 03:02:26,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:26,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:27,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:27,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965410778] [2024-11-28 03:02:27,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965410778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:27,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:27,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:27,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440811858] [2024-11-28 03:02:27,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:27,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:27,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:27,708 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:27,708 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:27,708 INFO L87 Difference]: Start difference. First operand 1400 states and 2036 transitions. Second operand has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:28,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:28,006 INFO L93 Difference]: Finished difference Result 2768 states and 4024 transitions. [2024-11-28 03:02:28,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:28,006 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-11-28 03:02:28,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:28,010 INFO L225 Difference]: With dead ends: 2768 [2024-11-28 03:02:28,011 INFO L226 Difference]: Without dead ends: 1424 [2024-11-28 03:02:28,013 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:28,014 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 1043 mSDsluCounter, 3139 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 4191 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:28,015 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 4191 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:28,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1424 states. [2024-11-28 03:02:28,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1424 to 1424. [2024-11-28 03:02:28,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1423 states have (on average 1.4518622628250175) internal successors, (2066), 1423 states have internal predecessors, (2066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:28,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 2066 transitions. [2024-11-28 03:02:28,052 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 2066 transitions. Word has length 162 [2024-11-28 03:02:28,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:28,052 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 2066 transitions. [2024-11-28 03:02:28,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:28,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 2066 transitions. [2024-11-28 03:02:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-28 03:02:28,056 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:28,056 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:28,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-28 03:02:28,056 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:28,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:28,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1829302468, now seen corresponding path program 1 times [2024-11-28 03:02:28,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:28,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190833669] [2024-11-28 03:02:28,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:28,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:29,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:29,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:29,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190833669] [2024-11-28 03:02:29,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190833669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:29,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:29,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 03:02:29,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962237867] [2024-11-28 03:02:29,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:29,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 03:02:29,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:29,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 03:02:29,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:02:29,383 INFO L87 Difference]: Start difference. First operand 1424 states and 2066 transitions. Second operand has 13 states, 13 states have (on average 12.538461538461538) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:29,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:29,763 INFO L93 Difference]: Finished difference Result 2874 states and 4168 transitions. [2024-11-28 03:02:29,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:02:29,763 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 12.538461538461538) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-11-28 03:02:29,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:29,767 INFO L225 Difference]: With dead ends: 2874 [2024-11-28 03:02:29,767 INFO L226 Difference]: Without dead ends: 1506 [2024-11-28 03:02:29,769 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-28 03:02:29,770 INFO L435 NwaCegarLoop]: 1057 mSDtfsCounter, 46 mSDsluCounter, 11595 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 12652 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:29,770 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 12652 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:02:29,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1506 states. [2024-11-28 03:02:29,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1506 to 1472. [2024-11-28 03:02:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1471 states have (on average 1.4520734194425562) internal successors, (2136), 1471 states have internal predecessors, (2136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 2136 transitions. [2024-11-28 03:02:29,797 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 2136 transitions. Word has length 163 [2024-11-28 03:02:29,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:29,797 INFO L471 AbstractCegarLoop]: Abstraction has 1472 states and 2136 transitions. [2024-11-28 03:02:29,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.538461538461538) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:29,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2136 transitions. [2024-11-28 03:02:29,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-28 03:02:29,800 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:29,800 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:29,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-28 03:02:29,801 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:29,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:29,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1445364142, now seen corresponding path program 1 times [2024-11-28 03:02:29,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:29,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856995386] [2024-11-28 03:02:29,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:29,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:30,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:30,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856995386] [2024-11-28 03:02:30,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856995386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:30,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:30,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:30,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807353296] [2024-11-28 03:02:30,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:30,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:30,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:30,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:30,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:30,685 INFO L87 Difference]: Start difference. First operand 1472 states and 2136 transitions. Second operand has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:30,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:30,946 INFO L93 Difference]: Finished difference Result 2924 states and 4244 transitions. [2024-11-28 03:02:30,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:30,947 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-11-28 03:02:30,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:30,950 INFO L225 Difference]: With dead ends: 2924 [2024-11-28 03:02:30,950 INFO L226 Difference]: Without dead ends: 1508 [2024-11-28 03:02:30,952 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:30,952 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 1023 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 5242 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:30,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1023 Valid, 5242 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:30,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1508 states. [2024-11-28 03:02:30,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1508 to 1508. [2024-11-28 03:02:30,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1508 states, 1507 states have (on average 1.449236894492369) internal successors, (2184), 1507 states have internal predecessors, (2184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1508 states and 2184 transitions. [2024-11-28 03:02:30,977 INFO L78 Accepts]: Start accepts. Automaton has 1508 states and 2184 transitions. Word has length 163 [2024-11-28 03:02:30,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:30,978 INFO L471 AbstractCegarLoop]: Abstraction has 1508 states and 2184 transitions. [2024-11-28 03:02:30,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:30,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2184 transitions. [2024-11-28 03:02:30,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-28 03:02:30,980 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:30,980 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:30,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-28 03:02:30,980 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:30,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:30,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1022573885, now seen corresponding path program 1 times [2024-11-28 03:02:30,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:30,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391935394] [2024-11-28 03:02:30,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:30,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:31,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:31,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:31,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391935394] [2024-11-28 03:02:31,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391935394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:31,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:31,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:31,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433892396] [2024-11-28 03:02:31,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:31,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:31,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:31,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:31,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:31,985 INFO L87 Difference]: Start difference. First operand 1508 states and 2184 transitions. Second operand has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:32,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:32,217 INFO L93 Difference]: Finished difference Result 3034 states and 4388 transitions. [2024-11-28 03:02:32,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:32,217 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-11-28 03:02:32,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:32,221 INFO L225 Difference]: With dead ends: 3034 [2024-11-28 03:02:32,221 INFO L226 Difference]: Without dead ends: 1582 [2024-11-28 03:02:32,223 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:32,224 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 1041 mSDsluCounter, 4186 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 5238 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:32,224 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1041 Valid, 5238 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:32,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2024-11-28 03:02:32,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1530. [2024-11-28 03:02:32,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1530 states, 1529 states have (on average 1.4506213211249182) internal successors, (2218), 1529 states have internal predecessors, (2218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:32,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1530 states and 2218 transitions. [2024-11-28 03:02:32,254 INFO L78 Accepts]: Start accepts. Automaton has 1530 states and 2218 transitions. Word has length 163 [2024-11-28 03:02:32,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:32,255 INFO L471 AbstractCegarLoop]: Abstraction has 1530 states and 2218 transitions. [2024-11-28 03:02:32,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2218 transitions. [2024-11-28 03:02:32,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 03:02:32,257 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:32,257 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:32,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-28 03:02:32,258 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:32,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:32,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1160446927, now seen corresponding path program 1 times [2024-11-28 03:02:32,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:32,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855259230] [2024-11-28 03:02:32,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:32,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:34,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:34,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855259230] [2024-11-28 03:02:34,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855259230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:34,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:34,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-11-28 03:02:34,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843512055] [2024-11-28 03:02:34,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:34,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-28 03:02:34,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:34,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-28 03:02:34,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2024-11-28 03:02:34,620 INFO L87 Difference]: Start difference. First operand 1530 states and 2218 transitions. Second operand has 23 states, 23 states have (on average 7.130434782608695) internal successors, (164), 23 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:35,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:35,424 INFO L93 Difference]: Finished difference Result 3156 states and 4578 transitions. [2024-11-28 03:02:35,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:02:35,425 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.130434782608695) internal successors, (164), 23 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-11-28 03:02:35,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:35,428 INFO L225 Difference]: With dead ends: 3156 [2024-11-28 03:02:35,429 INFO L226 Difference]: Without dead ends: 1682 [2024-11-28 03:02:35,430 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=502, Unknown=0, NotChecked=0, Total=552 [2024-11-28 03:02:35,431 INFO L435 NwaCegarLoop]: 1094 mSDtfsCounter, 71 mSDsluCounter, 19565 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 20659 SdHoareTripleChecker+Invalid, 878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:35,431 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 20659 Invalid, 878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 03:02:35,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2024-11-28 03:02:35,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1642. [2024-11-28 03:02:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1642 states, 1641 states have (on average 1.453991468616697) internal successors, (2386), 1641 states have internal predecessors, (2386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:35,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1642 states and 2386 transitions. [2024-11-28 03:02:35,452 INFO L78 Accepts]: Start accepts. Automaton has 1642 states and 2386 transitions. Word has length 164 [2024-11-28 03:02:35,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:35,453 INFO L471 AbstractCegarLoop]: Abstraction has 1642 states and 2386 transitions. [2024-11-28 03:02:35,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.130434782608695) internal successors, (164), 23 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:35,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2386 transitions. [2024-11-28 03:02:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-28 03:02:35,455 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:35,455 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:35,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-28 03:02:35,455 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:35,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:35,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1210494557, now seen corresponding path program 1 times [2024-11-28 03:02:35,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:35,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336420629] [2024-11-28 03:02:35,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:35,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:36,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:36,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:36,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336420629] [2024-11-28 03:02:36,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336420629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:36,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:36,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:36,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47438135] [2024-11-28 03:02:36,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:36,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:36,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:36,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:36,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:36,145 INFO L87 Difference]: Start difference. First operand 1642 states and 2386 transitions. Second operand has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:36,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:36,295 INFO L93 Difference]: Finished difference Result 3252 states and 4726 transitions. [2024-11-28 03:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:36,295 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-11-28 03:02:36,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:36,299 INFO L225 Difference]: With dead ends: 3252 [2024-11-28 03:02:36,299 INFO L226 Difference]: Without dead ends: 1666 [2024-11-28 03:02:36,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:36,301 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 978 mSDsluCounter, 3144 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 4196 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:36,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 4196 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:36,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2024-11-28 03:02:36,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 1666. [2024-11-28 03:02:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1666 states, 1665 states have (on average 1.4522522522522523) internal successors, (2418), 1665 states have internal predecessors, (2418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:36,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1666 states and 2418 transitions. [2024-11-28 03:02:36,320 INFO L78 Accepts]: Start accepts. Automaton has 1666 states and 2418 transitions. Word has length 164 [2024-11-28 03:02:36,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:36,321 INFO L471 AbstractCegarLoop]: Abstraction has 1666 states and 2418 transitions. [2024-11-28 03:02:36,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.333333333333332) internal successors, (164), 6 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2418 transitions. [2024-11-28 03:02:36,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-28 03:02:36,323 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:36,323 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:36,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-28 03:02:36,323 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:36,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:36,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1661674105, now seen corresponding path program 1 times [2024-11-28 03:02:36,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:36,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44570603] [2024-11-28 03:02:36,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:36,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:37,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:37,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44570603] [2024-11-28 03:02:37,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44570603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:37,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:37,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:37,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394232383] [2024-11-28 03:02:37,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:37,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:37,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:37,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:37,246 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:37,246 INFO L87 Difference]: Start difference. First operand 1666 states and 2418 transitions. Second operand has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 7 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:37,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:37,421 INFO L93 Difference]: Finished difference Result 3414 states and 4954 transitions. [2024-11-28 03:02:37,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:37,422 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 7 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2024-11-28 03:02:37,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:37,425 INFO L225 Difference]: With dead ends: 3414 [2024-11-28 03:02:37,425 INFO L226 Difference]: Without dead ends: 1804 [2024-11-28 03:02:37,427 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:37,427 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 973 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 5237 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:37,428 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [973 Valid, 5237 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:37,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2024-11-28 03:02:37,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1804. [2024-11-28 03:02:37,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1804 states, 1803 states have (on average 1.4486966167498614) internal successors, (2612), 1803 states have internal predecessors, (2612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:37,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2612 transitions. [2024-11-28 03:02:37,448 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2612 transitions. Word has length 165 [2024-11-28 03:02:37,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:37,448 INFO L471 AbstractCegarLoop]: Abstraction has 1804 states and 2612 transitions. [2024-11-28 03:02:37,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.571428571428573) internal successors, (165), 7 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:37,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2612 transitions. [2024-11-28 03:02:37,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-28 03:02:37,450 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:37,450 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:37,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-28 03:02:37,450 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:37,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:37,451 INFO L85 PathProgramCache]: Analyzing trace with hash 353972594, now seen corresponding path program 1 times [2024-11-28 03:02:37,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:37,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166588311] [2024-11-28 03:02:37,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:37,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:38,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:38,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166588311] [2024-11-28 03:02:38,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166588311] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:38,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:38,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:02:38,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867203864] [2024-11-28 03:02:38,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:38,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:02:38,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:38,509 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:02:38,509 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:38,509 INFO L87 Difference]: Start difference. First operand 1804 states and 2612 transitions. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:38,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:38,599 INFO L93 Difference]: Finished difference Result 3582 states and 5188 transitions. [2024-11-28 03:02:38,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:38,600 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2024-11-28 03:02:38,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:38,603 INFO L225 Difference]: With dead ends: 3582 [2024-11-28 03:02:38,604 INFO L226 Difference]: Without dead ends: 1834 [2024-11-28 03:02:38,605 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:38,606 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 5 mSDsluCounter, 5331 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 6402 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:38,606 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 6402 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:38,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1834 states. [2024-11-28 03:02:38,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1834 to 1822. [2024-11-28 03:02:38,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1822 states, 1821 states have (on average 1.4475562877539814) internal successors, (2636), 1821 states have internal predecessors, (2636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:38,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1822 states and 2636 transitions. [2024-11-28 03:02:38,628 INFO L78 Accepts]: Start accepts. Automaton has 1822 states and 2636 transitions. Word has length 165 [2024-11-28 03:02:38,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:38,628 INFO L471 AbstractCegarLoop]: Abstraction has 1822 states and 2636 transitions. [2024-11-28 03:02:38,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2636 transitions. [2024-11-28 03:02:38,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-28 03:02:38,630 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:38,630 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:38,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-28 03:02:38,630 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:38,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:38,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1529168056, now seen corresponding path program 1 times [2024-11-28 03:02:38,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:38,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894304474] [2024-11-28 03:02:38,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:38,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:39,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:39,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894304474] [2024-11-28 03:02:39,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894304474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:39,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:39,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:39,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736483916] [2024-11-28 03:02:39,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:39,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:39,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:39,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:39,115 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:39,115 INFO L87 Difference]: Start difference. First operand 1822 states and 2636 transitions. Second operand has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:39,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:39,168 INFO L93 Difference]: Finished difference Result 3606 states and 5218 transitions. [2024-11-28 03:02:39,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:39,168 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-28 03:02:39,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:39,172 INFO L225 Difference]: With dead ends: 3606 [2024-11-28 03:02:39,172 INFO L226 Difference]: Without dead ends: 1840 [2024-11-28 03:02:39,174 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:39,174 INFO L435 NwaCegarLoop]: 1071 mSDtfsCounter, 1 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5339 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:39,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5339 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:02:39,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2024-11-28 03:02:39,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1670. [2024-11-28 03:02:39,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1670 states, 1669 states have (on average 1.4439784301977232) internal successors, (2410), 1669 states have internal predecessors, (2410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:39,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 2410 transitions. [2024-11-28 03:02:39,197 INFO L78 Accepts]: Start accepts. Automaton has 1670 states and 2410 transitions. Word has length 166 [2024-11-28 03:02:39,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:39,198 INFO L471 AbstractCegarLoop]: Abstraction has 1670 states and 2410 transitions. [2024-11-28 03:02:39,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:39,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2410 transitions. [2024-11-28 03:02:39,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-28 03:02:39,199 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:39,199 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:39,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-28 03:02:39,200 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:39,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:39,200 INFO L85 PathProgramCache]: Analyzing trace with hash -2110002828, now seen corresponding path program 1 times [2024-11-28 03:02:39,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:39,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331533466] [2024-11-28 03:02:39,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:39,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:40,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:40,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331533466] [2024-11-28 03:02:40,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331533466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:40,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:40,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2024-11-28 03:02:40,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024976740] [2024-11-28 03:02:40,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:40,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-28 03:02:40,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:40,962 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-28 03:02:40,962 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=418, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:02:40,963 INFO L87 Difference]: Start difference. First operand 1670 states and 2410 transitions. Second operand has 22 states, 22 states have (on average 7.545454545454546) internal successors, (166), 22 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:41,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:41,630 INFO L93 Difference]: Finished difference Result 3428 states and 4942 transitions. [2024-11-28 03:02:41,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-28 03:02:41,630 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 7.545454545454546) internal successors, (166), 22 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-28 03:02:41,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:41,634 INFO L225 Difference]: With dead ends: 3428 [2024-11-28 03:02:41,634 INFO L226 Difference]: Without dead ends: 1814 [2024-11-28 03:02:41,636 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=61, Invalid=589, Unknown=0, NotChecked=0, Total=650 [2024-11-28 03:02:41,637 INFO L435 NwaCegarLoop]: 1043 mSDtfsCounter, 77 mSDsluCounter, 19763 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 20806 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:41,637 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 20806 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:02:41,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1814 states. [2024-11-28 03:02:41,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1814 to 1774. [2024-11-28 03:02:41,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1774 states, 1773 states have (on average 1.4438804286520022) internal successors, (2560), 1773 states have internal predecessors, (2560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1774 states and 2560 transitions. [2024-11-28 03:02:41,670 INFO L78 Accepts]: Start accepts. Automaton has 1774 states and 2560 transitions. Word has length 166 [2024-11-28 03:02:41,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:41,671 INFO L471 AbstractCegarLoop]: Abstraction has 1774 states and 2560 transitions. [2024-11-28 03:02:41,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 7.545454545454546) internal successors, (166), 22 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:41,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2560 transitions. [2024-11-28 03:02:41,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-28 03:02:41,673 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:41,674 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:41,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-28 03:02:41,674 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:41,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:41,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1705801498, now seen corresponding path program 1 times [2024-11-28 03:02:41,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:41,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281070443] [2024-11-28 03:02:41,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:41,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:42,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:42,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:42,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281070443] [2024-11-28 03:02:42,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281070443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:42,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:42,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:42,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604939749] [2024-11-28 03:02:42,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:42,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:42,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:42,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:42,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:42,650 INFO L87 Difference]: Start difference. First operand 1774 states and 2560 transitions. Second operand has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:42,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:42,796 INFO L93 Difference]: Finished difference Result 3504 states and 5056 transitions. [2024-11-28 03:02:42,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:42,796 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-28 03:02:42,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:42,800 INFO L225 Difference]: With dead ends: 3504 [2024-11-28 03:02:42,800 INFO L226 Difference]: Without dead ends: 1786 [2024-11-28 03:02:42,802 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:42,802 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 988 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 988 SdHoareTripleChecker+Valid, 4192 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:42,803 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [988 Valid, 4192 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:42,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1786 states. [2024-11-28 03:02:42,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1786 to 1786. [2024-11-28 03:02:42,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1786 states, 1785 states have (on average 1.4408963585434174) internal successors, (2572), 1785 states have internal predecessors, (2572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1786 states and 2572 transitions. [2024-11-28 03:02:42,827 INFO L78 Accepts]: Start accepts. Automaton has 1786 states and 2572 transitions. Word has length 166 [2024-11-28 03:02:42,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:42,828 INFO L471 AbstractCegarLoop]: Abstraction has 1786 states and 2572 transitions. [2024-11-28 03:02:42,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2572 transitions. [2024-11-28 03:02:42,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-28 03:02:42,829 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:42,830 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:42,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-28 03:02:42,830 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:42,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:42,831 INFO L85 PathProgramCache]: Analyzing trace with hash 506078704, now seen corresponding path program 1 times [2024-11-28 03:02:42,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:42,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049901793] [2024-11-28 03:02:42,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:42,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:43,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:43,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049901793] [2024-11-28 03:02:43,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049901793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:43,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:43,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:02:43,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026276384] [2024-11-28 03:02:43,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:43,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:43,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:43,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:43,586 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:02:43,586 INFO L87 Difference]: Start difference. First operand 1786 states and 2572 transitions. Second operand has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:44,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:44,607 INFO L93 Difference]: Finished difference Result 4234 states and 6083 transitions. [2024-11-28 03:02:44,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:44,608 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-28 03:02:44,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:44,616 INFO L225 Difference]: With dead ends: 4234 [2024-11-28 03:02:44,616 INFO L226 Difference]: Without dead ends: 2504 [2024-11-28 03:02:44,618 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:44,619 INFO L435 NwaCegarLoop]: 805 mSDtfsCounter, 1886 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 821 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 2410 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:44,619 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1886 Valid, 2410 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 821 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 03:02:44,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2504 states. [2024-11-28 03:02:44,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2504 to 1820. [2024-11-28 03:02:44,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1820 states, 1819 states have (on average 1.440351841671248) internal successors, (2620), 1819 states have internal predecessors, (2620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:44,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1820 states and 2620 transitions. [2024-11-28 03:02:44,648 INFO L78 Accepts]: Start accepts. Automaton has 1820 states and 2620 transitions. Word has length 166 [2024-11-28 03:02:44,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:44,649 INFO L471 AbstractCegarLoop]: Abstraction has 1820 states and 2620 transitions. [2024-11-28 03:02:44,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:44,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2620 transitions. [2024-11-28 03:02:44,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-28 03:02:44,650 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:44,651 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:44,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-28 03:02:44,651 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:44,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:44,652 INFO L85 PathProgramCache]: Analyzing trace with hash -2011735684, now seen corresponding path program 1 times [2024-11-28 03:02:44,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:44,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516569408] [2024-11-28 03:02:44,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:44,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:47,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:47,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:47,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516569408] [2024-11-28 03:02:47,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516569408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:47,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:47,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2024-11-28 03:02:47,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863478453] [2024-11-28 03:02:47,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:47,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-28 03:02:47,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:47,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-28 03:02:47,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=461, Unknown=0, NotChecked=0, Total=506 [2024-11-28 03:02:47,081 INFO L87 Difference]: Start difference. First operand 1820 states and 2620 transitions. Second operand has 23 states, 23 states have (on average 7.260869565217392) internal successors, (167), 23 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:48,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:48,017 INFO L93 Difference]: Finished difference Result 3824 states and 5494 transitions. [2024-11-28 03:02:48,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:02:48,018 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 7.260869565217392) internal successors, (167), 23 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-28 03:02:48,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:48,022 INFO L225 Difference]: With dead ends: 3824 [2024-11-28 03:02:48,022 INFO L226 Difference]: Without dead ends: 2094 [2024-11-28 03:02:48,024 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=57, Invalid=593, Unknown=0, NotChecked=0, Total=650 [2024-11-28 03:02:48,024 INFO L435 NwaCegarLoop]: 1035 mSDtfsCounter, 95 mSDsluCounter, 20642 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 21677 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:48,025 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 21677 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 957 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 03:02:48,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2094 states. [2024-11-28 03:02:48,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2094 to 2040. [2024-11-28 03:02:48,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2040 states, 2039 states have (on average 1.437959784207945) internal successors, (2932), 2039 states have internal predecessors, (2932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:48,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 2040 states and 2932 transitions. [2024-11-28 03:02:48,056 INFO L78 Accepts]: Start accepts. Automaton has 2040 states and 2932 transitions. Word has length 167 [2024-11-28 03:02:48,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:48,057 INFO L471 AbstractCegarLoop]: Abstraction has 2040 states and 2932 transitions. [2024-11-28 03:02:48,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 7.260869565217392) internal successors, (167), 23 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2932 transitions. [2024-11-28 03:02:48,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-28 03:02:48,059 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:48,059 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:48,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-28 03:02:48,059 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:48,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:48,060 INFO L85 PathProgramCache]: Analyzing trace with hash 23247637, now seen corresponding path program 1 times [2024-11-28 03:02:48,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:48,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033255124] [2024-11-28 03:02:48,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:48,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:48,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:48,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033255124] [2024-11-28 03:02:48,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033255124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:48,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:48,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:48,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384673020] [2024-11-28 03:02:48,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:48,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:48,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:48,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:48,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:48,881 INFO L87 Difference]: Start difference. First operand 2040 states and 2932 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:49,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:49,825 INFO L93 Difference]: Finished difference Result 4062 states and 5840 transitions. [2024-11-28 03:02:49,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:49,826 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-28 03:02:49,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:49,829 INFO L225 Difference]: With dead ends: 4062 [2024-11-28 03:02:49,830 INFO L226 Difference]: Without dead ends: 2112 [2024-11-28 03:02:49,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:02:49,832 INFO L435 NwaCegarLoop]: 824 mSDtfsCounter, 971 mSDsluCounter, 3268 mSDsCounter, 0 mSdLazyCounter, 1357 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 4092 SdHoareTripleChecker+Invalid, 1357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:49,832 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [971 Valid, 4092 Invalid, 1357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1357 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 03:02:49,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2112 states. [2024-11-28 03:02:49,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2112 to 2104. [2024-11-28 03:02:49,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2104 states, 2103 states have (on average 1.4369947693770804) internal successors, (3022), 2103 states have internal predecessors, (3022), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 2104 states and 3022 transitions. [2024-11-28 03:02:49,881 INFO L78 Accepts]: Start accepts. Automaton has 2104 states and 3022 transitions. Word has length 167 [2024-11-28 03:02:49,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:49,881 INFO L471 AbstractCegarLoop]: Abstraction has 2104 states and 3022 transitions. [2024-11-28 03:02:49,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 3022 transitions. [2024-11-28 03:02:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-28 03:02:49,883 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:49,883 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:49,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-28 03:02:49,884 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:49,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:49,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1334721106, now seen corresponding path program 1 times [2024-11-28 03:02:49,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:49,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250572063] [2024-11-28 03:02:49,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:49,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:50,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:50,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250572063] [2024-11-28 03:02:50,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250572063] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:50,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:50,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:50,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387077353] [2024-11-28 03:02:50,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:50,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:50,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:50,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:50,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:50,765 INFO L87 Difference]: Start difference. First operand 2104 states and 3022 transitions. Second operand has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:50,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:50,910 INFO L93 Difference]: Finished difference Result 4256 states and 6108 transitions. [2024-11-28 03:02:50,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:50,911 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-28 03:02:50,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:50,913 INFO L225 Difference]: With dead ends: 4256 [2024-11-28 03:02:50,913 INFO L226 Difference]: Without dead ends: 2242 [2024-11-28 03:02:50,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:50,916 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 981 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 5237 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:50,916 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [981 Valid, 5237 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:50,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2242 states. [2024-11-28 03:02:50,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2242 to 2238. [2024-11-28 03:02:50,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2238 states, 2237 states have (on average 1.4322753687974967) internal successors, (3204), 2237 states have internal predecessors, (3204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 2238 states and 3204 transitions. [2024-11-28 03:02:50,937 INFO L78 Accepts]: Start accepts. Automaton has 2238 states and 3204 transitions. Word has length 167 [2024-11-28 03:02:50,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:50,937 INFO L471 AbstractCegarLoop]: Abstraction has 2238 states and 3204 transitions. [2024-11-28 03:02:50,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.857142857142858) internal successors, (167), 7 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:50,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 3204 transitions. [2024-11-28 03:02:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-28 03:02:50,939 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:50,939 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:50,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-28 03:02:50,940 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:50,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:50,940 INFO L85 PathProgramCache]: Analyzing trace with hash 157561731, now seen corresponding path program 1 times [2024-11-28 03:02:50,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:50,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260614336] [2024-11-28 03:02:50,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:50,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:51,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:51,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260614336] [2024-11-28 03:02:51,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260614336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:51,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:51,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:51,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974847551] [2024-11-28 03:02:51,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:51,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:51,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:51,579 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:51,579 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:51,579 INFO L87 Difference]: Start difference. First operand 2238 states and 3204 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:51,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:51,698 INFO L93 Difference]: Finished difference Result 4546 states and 6504 transitions. [2024-11-28 03:02:51,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:51,699 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 167 [2024-11-28 03:02:51,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:51,703 INFO L225 Difference]: With dead ends: 4546 [2024-11-28 03:02:51,703 INFO L226 Difference]: Without dead ends: 2398 [2024-11-28 03:02:51,705 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:51,706 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 1037 mSDsluCounter, 3138 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 4190 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:51,706 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1037 Valid, 4190 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:51,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2398 states. [2024-11-28 03:02:51,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2398 to 2398. [2024-11-28 03:02:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2398 states, 2397 states have (on average 1.4284522319566124) internal successors, (3424), 2397 states have internal predecessors, (3424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:51,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2398 states and 3424 transitions. [2024-11-28 03:02:51,736 INFO L78 Accepts]: Start accepts. Automaton has 2398 states and 3424 transitions. Word has length 167 [2024-11-28 03:02:51,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:51,736 INFO L471 AbstractCegarLoop]: Abstraction has 2398 states and 3424 transitions. [2024-11-28 03:02:51,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3424 transitions. [2024-11-28 03:02:51,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 03:02:51,738 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:51,738 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:51,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-28 03:02:51,739 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:51,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:51,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1839182665, now seen corresponding path program 1 times [2024-11-28 03:02:51,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:51,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803920521] [2024-11-28 03:02:51,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:51,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:52,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:52,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:52,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803920521] [2024-11-28 03:02:52,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803920521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:52,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:52,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:02:52,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280631708] [2024-11-28 03:02:52,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:52,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:02:52,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:52,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:02:52,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:52,458 INFO L87 Difference]: Start difference. First operand 2398 states and 3424 transitions. Second operand has 7 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:52,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:52,648 INFO L93 Difference]: Finished difference Result 4878 states and 6952 transitions. [2024-11-28 03:02:52,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:52,649 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-28 03:02:52,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:52,652 INFO L225 Difference]: With dead ends: 4878 [2024-11-28 03:02:52,652 INFO L226 Difference]: Without dead ends: 2570 [2024-11-28 03:02:52,654 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:52,655 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 1035 mSDsluCounter, 4183 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1035 SdHoareTripleChecker+Valid, 5235 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:52,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1035 Valid, 5235 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:52,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2570 states. [2024-11-28 03:02:52,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2570 to 2386. [2024-11-28 03:02:52,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2386 states, 2385 states have (on average 1.430607966457023) internal successors, (3412), 2385 states have internal predecessors, (3412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:52,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 3412 transitions. [2024-11-28 03:02:52,687 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 3412 transitions. Word has length 168 [2024-11-28 03:02:52,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:52,687 INFO L471 AbstractCegarLoop]: Abstraction has 2386 states and 3412 transitions. [2024-11-28 03:02:52,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 3412 transitions. [2024-11-28 03:02:52,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 03:02:52,690 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:52,690 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:52,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-28 03:02:52,690 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:52,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:52,691 INFO L85 PathProgramCache]: Analyzing trace with hash 458771384, now seen corresponding path program 1 times [2024-11-28 03:02:52,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:52,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119410315] [2024-11-28 03:02:52,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:52,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:55,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:55,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119410315] [2024-11-28 03:02:55,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119410315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:55,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:55,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2024-11-28 03:02:55,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348923103] [2024-11-28 03:02:55,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:55,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-28 03:02:55,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:55,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-28 03:02:55,222 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=596, Unknown=0, NotChecked=0, Total=650 [2024-11-28 03:02:55,222 INFO L87 Difference]: Start difference. First operand 2386 states and 3412 transitions. Second operand has 26 states, 26 states have (on average 6.461538461538462) internal successors, (168), 26 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:55,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:55,989 INFO L93 Difference]: Finished difference Result 5110 states and 7302 transitions. [2024-11-28 03:02:55,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-28 03:02:55,990 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 6.461538461538462) internal successors, (168), 26 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-28 03:02:55,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:55,992 INFO L225 Difference]: With dead ends: 5110 [2024-11-28 03:02:55,992 INFO L226 Difference]: Without dead ends: 2814 [2024-11-28 03:02:55,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=54, Invalid=596, Unknown=0, NotChecked=0, Total=650 [2024-11-28 03:02:55,994 INFO L435 NwaCegarLoop]: 1028 mSDtfsCounter, 92 mSDsluCounter, 22614 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 23642 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:55,995 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 23642 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1218 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 03:02:55,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2814 states. [2024-11-28 03:02:56,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2814 to 2452. [2024-11-28 03:02:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2452 states, 2451 states have (on average 1.4337005303957568) internal successors, (3514), 2451 states have internal predecessors, (3514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:56,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 3514 transitions. [2024-11-28 03:02:56,017 INFO L78 Accepts]: Start accepts. Automaton has 2452 states and 3514 transitions. Word has length 168 [2024-11-28 03:02:56,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:56,017 INFO L471 AbstractCegarLoop]: Abstraction has 2452 states and 3514 transitions. [2024-11-28 03:02:56,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 6.461538461538462) internal successors, (168), 26 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 3514 transitions. [2024-11-28 03:02:56,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 03:02:56,018 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:56,018 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:56,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-28 03:02:56,018 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:56,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:56,019 INFO L85 PathProgramCache]: Analyzing trace with hash -163701935, now seen corresponding path program 1 times [2024-11-28 03:02:56,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:56,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138833183] [2024-11-28 03:02:56,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:56,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:58,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:02:58,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:02:58,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138833183] [2024-11-28 03:02:58,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138833183] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:58,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:58,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2024-11-28 03:02:58,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787619842] [2024-11-28 03:02:58,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:58,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-28 03:02:58,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:02:58,202 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-28 03:02:58,202 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=867, Unknown=0, NotChecked=0, Total=930 [2024-11-28 03:02:58,202 INFO L87 Difference]: Start difference. First operand 2452 states and 3514 transitions. Second operand has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:59,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:59,380 INFO L93 Difference]: Finished difference Result 5120 states and 7324 transitions. [2024-11-28 03:02:59,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-28 03:02:59,381 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-28 03:02:59,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:59,383 INFO L225 Difference]: With dead ends: 5120 [2024-11-28 03:02:59,383 INFO L226 Difference]: Without dead ends: 2758 [2024-11-28 03:02:59,385 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=867, Unknown=0, NotChecked=0, Total=930 [2024-11-28 03:02:59,385 INFO L435 NwaCegarLoop]: 1016 mSDtfsCounter, 117 mSDsluCounter, 29400 mSDsCounter, 0 mSdLazyCounter, 1964 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 30416 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:59,386 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 30416 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1964 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 03:02:59,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2758 states. [2024-11-28 03:02:59,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2758 to 2652. [2024-11-28 03:02:59,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2652 states, 2651 states have (on average 1.4326669181440965) internal successors, (3798), 2651 states have internal predecessors, (3798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3798 transitions. [2024-11-28 03:02:59,419 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3798 transitions. Word has length 168 [2024-11-28 03:02:59,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:59,419 INFO L471 AbstractCegarLoop]: Abstraction has 2652 states and 3798 transitions. [2024-11-28 03:02:59,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 5.419354838709677) internal successors, (168), 31 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:02:59,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3798 transitions. [2024-11-28 03:02:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 03:02:59,421 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:59,422 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:59,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-28 03:02:59,422 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:59,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:59,423 INFO L85 PathProgramCache]: Analyzing trace with hash 2067406275, now seen corresponding path program 1 times [2024-11-28 03:02:59,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:02:59,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921798367] [2024-11-28 03:02:59,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:59,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:02:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:00,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:03:00,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:00,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921798367] [2024-11-28 03:03:00,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921798367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:00,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:00,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:03:00,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772410564] [2024-11-28 03:03:00,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:00,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:03:00,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:00,055 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:03:00,055 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:03:00,055 INFO L87 Difference]: Start difference. First operand 2652 states and 3798 transitions. Second operand has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:00,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:00,181 INFO L93 Difference]: Finished difference Result 5262 states and 7538 transitions. [2024-11-28 03:03:00,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:03:00,181 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-28 03:03:00,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:00,184 INFO L225 Difference]: With dead ends: 5262 [2024-11-28 03:03:00,184 INFO L226 Difference]: Without dead ends: 2700 [2024-11-28 03:03:00,185 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:03:00,186 INFO L435 NwaCegarLoop]: 1052 mSDtfsCounter, 954 mSDsluCounter, 3144 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 954 SdHoareTripleChecker+Valid, 4196 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:00,186 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [954 Valid, 4196 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:00,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2700 states. [2024-11-28 03:03:00,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2700 to 2700. [2024-11-28 03:03:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2700 states, 2699 states have (on average 1.429418303075213) internal successors, (3858), 2699 states have internal predecessors, (3858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:00,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2700 states and 3858 transitions. [2024-11-28 03:03:00,207 INFO L78 Accepts]: Start accepts. Automaton has 2700 states and 3858 transitions. Word has length 168 [2024-11-28 03:03:00,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:00,208 INFO L471 AbstractCegarLoop]: Abstraction has 2700 states and 3858 transitions. [2024-11-28 03:03:00,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:00,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3858 transitions. [2024-11-28 03:03:00,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-28 03:03:00,210 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:00,210 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:00,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-28 03:03:00,211 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:00,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:00,211 INFO L85 PathProgramCache]: Analyzing trace with hash -251402686, now seen corresponding path program 1 times [2024-11-28 03:03:00,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:00,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625436721] [2024-11-28 03:03:00,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:00,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:00,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:03:00,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:00,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625436721] [2024-11-28 03:03:00,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625436721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:00,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:00,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:03:00,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472564031] [2024-11-28 03:03:00,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:00,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:03:00,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:00,890 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:03:00,890 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:00,890 INFO L87 Difference]: Start difference. First operand 2700 states and 3858 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:01,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:01,045 INFO L93 Difference]: Finished difference Result 6036 states and 8606 transitions. [2024-11-28 03:03:01,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:03:01,045 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2024-11-28 03:03:01,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:01,049 INFO L225 Difference]: With dead ends: 6036 [2024-11-28 03:03:01,049 INFO L226 Difference]: Without dead ends: 3425 [2024-11-28 03:03:01,051 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:03:01,051 INFO L435 NwaCegarLoop]: 1059 mSDtfsCounter, 1857 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1857 SdHoareTripleChecker+Valid, 3169 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:01,051 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1857 Valid, 3169 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:01,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3425 states. [2024-11-28 03:03:01,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3425 to 2699. [2024-11-28 03:03:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2698 states have (on average 1.4292068198665677) internal successors, (3856), 2698 states have internal predecessors, (3856), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3856 transitions. [2024-11-28 03:03:01,084 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3856 transitions. Word has length 168 [2024-11-28 03:03:01,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:01,084 INFO L471 AbstractCegarLoop]: Abstraction has 2699 states and 3856 transitions. [2024-11-28 03:03:01,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3856 transitions. [2024-11-28 03:03:01,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-28 03:03:01,086 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:01,086 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:01,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-28 03:03:01,086 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:01,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:01,087 INFO L85 PathProgramCache]: Analyzing trace with hash -403191623, now seen corresponding path program 1 times [2024-11-28 03:03:01,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:01,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493682716] [2024-11-28 03:03:01,087 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:01,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:04,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:03:04,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:04,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493682716] [2024-11-28 03:03:04,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493682716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:04,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:04,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2024-11-28 03:03:04,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652981622] [2024-11-28 03:03:04,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:04,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-28 03:03:04,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:04,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-28 03:03:04,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1299, Unknown=0, NotChecked=0, Total=1406 [2024-11-28 03:03:04,513 INFO L87 Difference]: Start difference. First operand 2699 states and 3856 transitions. Second operand has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:07,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:07,931 INFO L93 Difference]: Finished difference Result 5385 states and 7689 transitions. [2024-11-28 03:03:07,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-28 03:03:07,932 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 169 [2024-11-28 03:03:07,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:07,934 INFO L225 Difference]: With dead ends: 5385 [2024-11-28 03:03:07,934 INFO L226 Difference]: Without dead ends: 2775 [2024-11-28 03:03:07,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 7 SyntacticMatches, 5 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=262, Invalid=4430, Unknown=0, NotChecked=0, Total=4692 [2024-11-28 03:03:07,937 INFO L435 NwaCegarLoop]: 981 mSDtfsCounter, 1833 mSDsluCounter, 34412 mSDsCounter, 0 mSdLazyCounter, 3561 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1833 SdHoareTripleChecker+Valid, 35393 SdHoareTripleChecker+Invalid, 3589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 3561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:07,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1833 Valid, 35393 Invalid, 3589 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [28 Valid, 3561 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-28 03:03:07,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2775 states. [2024-11-28 03:03:07,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2775 to 2750. [2024-11-28 03:03:07,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2750 states, 2749 states have (on average 1.42997453619498) internal successors, (3931), 2749 states have internal predecessors, (3931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 3931 transitions. [2024-11-28 03:03:07,960 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 3931 transitions. Word has length 169 [2024-11-28 03:03:07,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:07,960 INFO L471 AbstractCegarLoop]: Abstraction has 2750 states and 3931 transitions. [2024-11-28 03:03:07,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 4.447368421052632) internal successors, (169), 38 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3931 transitions. [2024-11-28 03:03:07,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-28 03:03:07,962 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:07,962 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:07,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-28 03:03:07,962 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:07,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:07,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1950507560, now seen corresponding path program 1 times [2024-11-28 03:03:07,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:07,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508285442] [2024-11-28 03:03:07,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:07,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:03:09,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:03:09,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508285442] [2024-11-28 03:03:09,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508285442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:09,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:09,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:03:09,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915490721] [2024-11-28 03:03:09,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:09,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:03:09,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:03:09,363 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:03:09,363 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:03:09,363 INFO L87 Difference]: Start difference. First operand 2750 states and 3931 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:09,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:09,469 INFO L93 Difference]: Finished difference Result 5427 states and 7754 transitions. [2024-11-28 03:03:09,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:03:09,469 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 170 [2024-11-28 03:03:09,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:09,471 INFO L225 Difference]: With dead ends: 5427 [2024-11-28 03:03:09,471 INFO L226 Difference]: Without dead ends: 2759 [2024-11-28 03:03:09,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:03:09,473 INFO L435 NwaCegarLoop]: 1069 mSDtfsCounter, 1050 mSDsluCounter, 4250 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 5319 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:09,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1050 Valid, 5319 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:09,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2759 states. [2024-11-28 03:03:09,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2759 to 2756. [2024-11-28 03:03:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2756 states, 2755 states have (on average 1.4279491833030853) internal successors, (3934), 2755 states have internal predecessors, (3934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:09,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2756 states and 3934 transitions. [2024-11-28 03:03:09,496 INFO L78 Accepts]: Start accepts. Automaton has 2756 states and 3934 transitions. Word has length 170 [2024-11-28 03:03:09,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:09,496 INFO L471 AbstractCegarLoop]: Abstraction has 2756 states and 3934 transitions. [2024-11-28 03:03:09,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 7 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3934 transitions. [2024-11-28 03:03:09,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-28 03:03:09,498 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:09,498 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:09,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-28 03:03:09,498 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:09,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:09,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1592016951, now seen corresponding path program 1 times [2024-11-28 03:03:09,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:03:09,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731704058] [2024-11-28 03:03:09,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:09,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:03:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:03:09,764 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:03:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:03:10,266 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:03:10,266 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:03:10,267 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:03:10,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-28 03:03:10,274 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:10,439 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:03:10,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:03:10 BoogieIcfgContainer [2024-11-28 03:03:10,445 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:03:10,445 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:03:10,445 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:03:10,446 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:03:10,446 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:01:48" (3/4) ... [2024-11-28 03:03:10,449 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:03:10,449 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:03:10,450 INFO L158 Benchmark]: Toolchain (without parser) took 88199.35ms. Allocated memory was 117.4MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 92.0MB in the beginning and 633.9MB in the end (delta: -541.8MB). Peak memory consumption was 946.8MB. Max. memory is 16.1GB. [2024-11-28 03:03:10,450 INFO L158 Benchmark]: CDTParser took 1.20ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:03:10,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.64ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 39.6MB in the end (delta: 52.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-28 03:03:10,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 395.91ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 39.6MB in the beginning and 280.5MB in the end (delta: -240.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-28 03:03:10,451 INFO L158 Benchmark]: Boogie Preprocessor took 445.96ms. Allocated memory is still 352.3MB. Free memory was 280.5MB in the beginning and 245.0MB in the end (delta: 35.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 03:03:10,451 INFO L158 Benchmark]: RCFGBuilder took 4403.12ms. Allocated memory is still 352.3MB. Free memory was 244.5MB in the beginning and 125.5MB in the end (delta: 119.0MB). Peak memory consumption was 137.0MB. Max. memory is 16.1GB. [2024-11-28 03:03:10,451 INFO L158 Benchmark]: TraceAbstraction took 81977.42ms. Allocated memory was 352.3MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 125.5MB in the beginning and 634.0MB in the end (delta: -508.5MB). Peak memory consumption was 738.4MB. Max. memory is 16.1GB. [2024-11-28 03:03:10,451 INFO L158 Benchmark]: Witness Printer took 4.29ms. Allocated memory is still 1.6GB. Free memory was 634.0MB in the beginning and 633.9MB in the end (delta: 117.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:03:10,453 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20ms. Allocated memory is still 167.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.64ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 39.6MB in the end (delta: 52.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 395.91ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 39.6MB in the beginning and 280.5MB in the end (delta: -240.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 445.96ms. Allocated memory is still 352.3MB. Free memory was 280.5MB in the beginning and 245.0MB in the end (delta: 35.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4403.12ms. Allocated memory is still 352.3MB. Free memory was 244.5MB in the beginning and 125.5MB in the end (delta: 119.0MB). Peak memory consumption was 137.0MB. Max. memory is 16.1GB. * TraceAbstraction took 81977.42ms. Allocated memory was 352.3MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 125.5MB in the beginning and 634.0MB in the end (delta: -508.5MB). Peak memory consumption was 738.4MB. Max. memory is 16.1GB. * Witness Printer took 4.29ms. Allocated memory is still 1.6GB. Free memory was 634.0MB in the beginning and 633.9MB in the end (delta: 117.8kB). Peak memory consumption was 8.4MB. 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: 21]: 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 bitwiseOr at line 423, overapproximation of bitwiseAnd at line 261, overapproximation of bitwiseAnd at line 308, overapproximation of bitwiseAnd at line 402, overapproximation of bitwiseAnd at line 232, overapproximation of bitwiseAnd at line 355, overapproximation of bitwiseAnd at line 428. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L36] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L38] const SORT_24 mask_SORT_24 = (SORT_24)-1 >> (sizeof(SORT_24) * 8 - 2); [L39] const SORT_24 msb_SORT_24 = (SORT_24)1 << (2 - 1); [L41] const SORT_181 mask_SORT_181 = (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 4); [L42] const SORT_181 msb_SORT_181 = (SORT_181)1 << (4 - 1); [L44] const SORT_229 mask_SORT_229 = (SORT_229)-1 >> (sizeof(SORT_229) * 8 - 32); [L45] const SORT_229 msb_SORT_229 = (SORT_229)1 << (32 - 1); [L47] const SORT_5 var_7 = 0; [L48] const SORT_10 var_12 = 3; [L49] const SORT_10 var_15 = 2; [L50] const SORT_10 var_18 = 0; [L51] const SORT_1 var_22 = 1; [L52] const SORT_24 var_26 = 0; [L53] const SORT_24 var_29 = 3; [L54] const SORT_3 var_34 = 0; [L55] const SORT_1 var_50 = 0; [L56] const SORT_10 var_146 = 1; [L57] const SORT_10 var_151 = 4; [L58] const SORT_10 var_153 = 5; [L59] const SORT_10 var_197 = 7; [L60] const SORT_10 var_202 = 6; [L61] const SORT_229 var_231 = 0; [L62] const SORT_3 var_246 = 2; [L63] const SORT_3 var_268 = 31; [L65] SORT_1 input_2; [L66] SORT_3 input_4; [L67] SORT_5 input_6; [L68] SORT_3 input_257; [L69] SORT_3 input_258; [L70] SORT_3 input_259; [L71] SORT_3 input_267; [L72] SORT_3 input_277; [L73] SORT_3 input_278; [L74] SORT_3 input_279; [L75] SORT_3 input_282; [L76] SORT_3 input_301; [L77] SORT_3 input_302; [L78] SORT_3 input_303; [L79] SORT_3 input_306; [L80] SORT_3 input_308; [L81] SORT_24 input_322; [L82] SORT_24 input_323; [L83] SORT_24 input_324; [L85] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L85] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L86] SORT_10 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L87] SORT_3 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L88] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L89] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L90] SORT_1 state_127 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L91] SORT_3 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L92] SORT_3 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L93] SORT_3 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L94] SORT_3 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L95] SORT_3 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L96] SORT_3 state_139 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0, var_7=0] [L97] SORT_3 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L99] SORT_5 init_9_arg_1 = var_7; [L100] state_8 = init_9_arg_1 [L101] SORT_10 init_20_arg_1 = var_18; [L102] state_19 = init_20_arg_1 [L103] SORT_3 init_36_arg_1 = var_34; [L104] state_35 = init_36_arg_1 [L105] SORT_3 init_40_arg_1 = var_34; [L106] state_39 = init_40_arg_1 [L107] SORT_3 init_46_arg_1 = var_34; [L108] state_45 = init_46_arg_1 [L109] SORT_1 init_128_arg_1 = var_50; [L110] state_127 = init_128_arg_1 [L111] SORT_3 init_130_arg_1 = var_34; [L112] state_129 = init_130_arg_1 [L113] SORT_3 init_132_arg_1 = var_34; [L114] state_131 = init_132_arg_1 [L115] SORT_3 init_134_arg_1 = var_34; [L116] state_133 = init_134_arg_1 [L117] SORT_3 init_136_arg_1 = var_34; [L118] state_135 = init_136_arg_1 [L119] SORT_3 init_138_arg_1 = var_34; [L120] state_137 = init_138_arg_1 [L121] SORT_3 init_140_arg_1 = var_34; [L122] state_139 = init_140_arg_1 [L123] SORT_3 init_142_arg_1 = var_34; [L124] state_141 = init_142_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L127] input_2 = __VERIFIER_nondet_uchar() [L128] input_4 = __VERIFIER_nondet_uchar() [L129] input_6 = __VERIFIER_nondet_ushort() [L130] input_257 = __VERIFIER_nondet_uchar() [L131] input_258 = __VERIFIER_nondet_uchar() [L132] input_259 = __VERIFIER_nondet_uchar() [L133] input_267 = __VERIFIER_nondet_uchar() [L134] input_277 = __VERIFIER_nondet_uchar() [L135] input_278 = __VERIFIER_nondet_uchar() [L136] input_279 = __VERIFIER_nondet_uchar() [L137] input_282 = __VERIFIER_nondet_uchar() [L138] input_301 = __VERIFIER_nondet_uchar() [L139] input_302 = __VERIFIER_nondet_uchar() [L140] input_303 = __VERIFIER_nondet_uchar() [L141] input_306 = __VERIFIER_nondet_uchar() [L142] input_308 = __VERIFIER_nondet_uchar() [L143] input_322 = __VERIFIER_nondet_uchar() [L144] input_323 = __VERIFIER_nondet_uchar() [L145] input_324 = __VERIFIER_nondet_uchar() [L148] SORT_5 var_11_arg_0 = state_8; [L149] SORT_10 var_11 = var_11_arg_0 >> 9; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L150] EXPR var_11 & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_12=3, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L150] var_11 = var_11 & mask_SORT_10 [L151] SORT_10 var_13_arg_0 = var_11; [L152] SORT_10 var_13_arg_1 = var_12; [L153] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L154] SORT_5 var_14_arg_0 = state_8; [L155] SORT_10 var_14 = var_14_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L156] EXPR var_14 & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L156] var_14 = var_14 & mask_SORT_10 [L157] SORT_10 var_16_arg_0 = var_14; [L158] SORT_10 var_16_arg_1 = var_15; [L159] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L160] SORT_1 var_17_arg_0 = var_13; [L161] SORT_1 var_17_arg_1 = var_16; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17_arg_0=0, var_17_arg_1=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L162] EXPR var_17_arg_0 & var_17_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L162] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L163] SORT_10 var_21_arg_0 = state_19; [L164] SORT_1 var_21 = var_21_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_21=0, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L165] EXPR var_21 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L165] var_21 = var_21 & mask_SORT_1 [L166] SORT_1 var_23_arg_0 = var_21; [L167] SORT_1 var_23_arg_1 = var_22; [L168] SORT_1 var_23 = var_23_arg_0 == var_23_arg_1; [L169] SORT_10 var_25_arg_0 = state_19; [L170] SORT_24 var_25 = var_25_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_23=0, var_246=2, var_25=0, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L171] EXPR var_25 & mask_SORT_24 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_23=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L171] var_25 = var_25 & mask_SORT_24 [L172] SORT_24 var_27_arg_0 = var_25; [L173] SORT_24 var_27_arg_1 = var_26; [L174] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L175] SORT_1 var_28_arg_0 = var_23; [L176] SORT_1 var_28_arg_1 = var_27; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_25=0, var_268=31, var_26=0, var_28_arg_0=0, var_28_arg_1=1, var_29=3, var_34=0, var_50=0] [L177] EXPR var_28_arg_0 | var_28_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_25=0, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L177] SORT_1 var_28 = var_28_arg_0 | var_28_arg_1; [L178] SORT_24 var_30_arg_0 = var_25; [L179] SORT_24 var_30_arg_1 = var_29; [L180] SORT_1 var_30 = var_30_arg_0 == var_30_arg_1; [L181] SORT_1 var_31_arg_0 = var_28; [L182] SORT_1 var_31_arg_1 = var_30; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_31_arg_0=1, var_31_arg_1=0, var_34=0, var_50=0] [L183] EXPR var_31_arg_0 | var_31_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_17=0, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L183] SORT_1 var_31 = var_31_arg_0 | var_31_arg_1; [L184] SORT_1 var_32_arg_0 = var_17; [L185] SORT_1 var_32_arg_1 = var_31; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_32_arg_0=0, var_32_arg_1=1, var_34=0, var_50=0] [L186] EXPR var_32_arg_0 & var_32_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L186] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L187] SORT_1 var_33_arg_0 = var_32; [L188] SORT_1 var_33 = ~var_33_arg_0; [L189] SORT_3 var_37_arg_0 = state_35; [L190] SORT_1 var_37 = var_37_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_50=0] [L191] EXPR var_37 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L191] var_37 = var_37 & mask_SORT_1 [L192] SORT_1 var_38_arg_0 = var_37; [L193] SORT_1 var_38_arg_1 = var_22; [L194] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L195] SORT_3 var_41_arg_0 = state_39; [L196] SORT_1 var_41 = var_41_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_38=0, var_41=0, var_50=0] [L197] EXPR var_41 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_38=0, var_50=0] [L197] var_41 = var_41 & mask_SORT_1 [L198] SORT_1 var_42_arg_0 = var_41; [L199] SORT_1 var_42_arg_1 = var_22; [L200] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L201] SORT_1 var_43_arg_0 = var_38; [L202] SORT_1 var_43_arg_1 = var_42; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_43_arg_0=0, var_43_arg_1=0, var_50=0] [L203] EXPR var_43_arg_0 & var_43_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_50=0] [L203] SORT_1 var_43 = var_43_arg_0 & var_43_arg_1; [L204] SORT_1 var_44_arg_0 = var_43; [L205] SORT_1 var_44 = ~var_44_arg_0; [L206] SORT_3 var_47_arg_0 = state_45; [L207] SORT_1 var_47 = var_47_arg_0 >> 4; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_44=-1, var_47=0, var_50=0] [L208] EXPR var_47 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_44=-1, var_50=0] [L208] var_47 = var_47 & mask_SORT_1 [L209] SORT_1 var_48_arg_0 = var_47; [L210] SORT_1 var_48_arg_1 = var_22; [L211] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L212] SORT_1 var_49_arg_0 = var_44; [L213] SORT_1 var_49_arg_1 = var_48; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_47=0, var_49_arg_0=-1, var_49_arg_1=0, var_50=0] [L214] EXPR var_49_arg_0 | var_49_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_37=0, var_41=0, var_47=0, var_50=0] [L214] SORT_1 var_49 = var_49_arg_0 | var_49_arg_1; [L215] SORT_1 var_51_arg_0 = var_47; [L216] SORT_1 var_51_arg_1 = var_50; [L217] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L218] SORT_1 var_52_arg_0 = var_37; [L219] SORT_1 var_52_arg_1 = var_22; [L220] SORT_1 var_52 = var_52_arg_0 == var_52_arg_1; [L221] SORT_1 var_53_arg_0 = var_41; [L222] SORT_1 var_53_arg_1 = var_22; [L223] SORT_1 var_53 = var_53_arg_0 == var_53_arg_1; [L224] SORT_1 var_54_arg_0 = var_52; [L225] SORT_1 var_54_arg_1 = var_53; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_51=1, var_54_arg_0=0, var_54_arg_1=0] [L226] EXPR var_54_arg_0 & var_54_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_51=1] [L226] SORT_1 var_54 = var_54_arg_0 & var_54_arg_1; [L227] SORT_1 var_55_arg_0 = var_51; [L228] SORT_1 var_55_arg_1 = var_54; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0, var_55_arg_0=1, var_55_arg_1=0] [L229] EXPR var_55_arg_0 | var_55_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_49=255, var_50=0] [L229] SORT_1 var_55 = var_55_arg_0 | var_55_arg_1; [L230] SORT_1 var_56_arg_0 = var_49; [L231] SORT_1 var_56_arg_1 = var_55; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56_arg_0=255, var_56_arg_1=1] [L232] EXPR var_56_arg_0 & var_56_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L232] SORT_1 var_56 = var_56_arg_0 & var_56_arg_1; [L233] SORT_3 var_57_arg_0 = state_35; [L234] SORT_1 var_57 = var_57_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0] [L235] EXPR var_57 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1] [L235] var_57 = var_57 & mask_SORT_1 [L236] SORT_1 var_58_arg_0 = var_57; [L237] SORT_1 var_58_arg_1 = var_22; [L238] SORT_1 var_58 = var_58_arg_0 == var_58_arg_1; [L239] SORT_3 var_59_arg_0 = state_39; [L240] SORT_1 var_59 = var_59_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_58=0, var_59=0] [L241] EXPR var_59 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_58=0] [L241] var_59 = var_59 & mask_SORT_1 [L242] SORT_1 var_60_arg_0 = var_59; [L243] SORT_1 var_60_arg_1 = var_22; [L244] SORT_1 var_60 = var_60_arg_0 == var_60_arg_1; [L245] SORT_1 var_61_arg_0 = var_58; [L246] SORT_1 var_61_arg_1 = var_60; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_61_arg_0=0, var_61_arg_1=0] [L247] EXPR var_61_arg_0 & var_61_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0] [L247] SORT_1 var_61 = var_61_arg_0 & var_61_arg_1; [L248] SORT_1 var_62_arg_0 = var_61; [L249] SORT_1 var_62 = ~var_62_arg_0; [L250] SORT_3 var_63_arg_0 = state_45; [L251] SORT_1 var_63 = var_63_arg_0 >> 3; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_62=-1, var_63=0] [L252] EXPR var_63 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_62=-1] [L252] var_63 = var_63 & mask_SORT_1 [L253] SORT_1 var_64_arg_0 = var_63; [L254] SORT_1 var_64_arg_1 = var_22; [L255] SORT_1 var_64 = var_64_arg_0 == var_64_arg_1; [L256] SORT_1 var_65_arg_0 = var_62; [L257] SORT_1 var_65_arg_1 = var_64; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_63=0, var_65_arg_0=-1, var_65_arg_1=0] [L258] EXPR var_65_arg_0 | var_65_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_56=1, var_57=0, var_59=0, var_63=0] [L258] SORT_1 var_65 = var_65_arg_0 | var_65_arg_1; [L259] SORT_1 var_66_arg_0 = var_56; [L260] SORT_1 var_66_arg_1 = var_65; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_57=0, var_59=0, var_63=0, var_66_arg_0=1, var_66_arg_1=255] [L261] EXPR var_66_arg_0 & var_66_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_57=0, var_59=0, var_63=0] [L261] SORT_1 var_66 = var_66_arg_0 & var_66_arg_1; [L262] SORT_1 var_67_arg_0 = var_63; [L263] SORT_1 var_67_arg_1 = var_50; [L264] SORT_1 var_67 = var_67_arg_0 == var_67_arg_1; [L265] SORT_1 var_68_arg_0 = var_57; [L266] SORT_1 var_68_arg_1 = var_22; [L267] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L268] SORT_1 var_69_arg_0 = var_59; [L269] SORT_1 var_69_arg_1 = var_22; [L270] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L271] SORT_1 var_70_arg_0 = var_68; [L272] SORT_1 var_70_arg_1 = var_69; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_67=1, var_70_arg_0=0, var_70_arg_1=0] [L273] EXPR var_70_arg_0 & var_70_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_67=1] [L273] SORT_1 var_70 = var_70_arg_0 & var_70_arg_1; [L274] SORT_1 var_71_arg_0 = var_67; [L275] SORT_1 var_71_arg_1 = var_70; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1, var_71_arg_0=1, var_71_arg_1=0] [L276] EXPR var_71_arg_0 | var_71_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_66=1] [L276] SORT_1 var_71 = var_71_arg_0 | var_71_arg_1; [L277] SORT_1 var_72_arg_0 = var_66; [L278] SORT_1 var_72_arg_1 = var_71; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72_arg_0=1, var_72_arg_1=1] [L279] EXPR var_72_arg_0 & var_72_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L279] SORT_1 var_72 = var_72_arg_0 & var_72_arg_1; [L280] SORT_3 var_73_arg_0 = state_35; [L281] SORT_1 var_73 = var_73_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0] [L282] EXPR var_73 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1] [L282] var_73 = var_73 & mask_SORT_1 [L283] SORT_1 var_74_arg_0 = var_73; [L284] SORT_1 var_74_arg_1 = var_22; [L285] SORT_1 var_74 = var_74_arg_0 == var_74_arg_1; [L286] SORT_3 var_75_arg_0 = state_39; [L287] SORT_1 var_75 = var_75_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_74=0, var_75=0] [L288] EXPR var_75 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_74=0] [L288] var_75 = var_75 & mask_SORT_1 [L289] SORT_1 var_76_arg_0 = var_75; [L290] SORT_1 var_76_arg_1 = var_22; [L291] SORT_1 var_76 = var_76_arg_0 == var_76_arg_1; [L292] SORT_1 var_77_arg_0 = var_74; [L293] SORT_1 var_77_arg_1 = var_76; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_77_arg_0=0, var_77_arg_1=0] [L294] EXPR var_77_arg_0 & var_77_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0] [L294] SORT_1 var_77 = var_77_arg_0 & var_77_arg_1; [L295] SORT_1 var_78_arg_0 = var_77; [L296] SORT_1 var_78 = ~var_78_arg_0; [L297] SORT_3 var_79_arg_0 = state_45; [L298] SORT_1 var_79 = var_79_arg_0 >> 2; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_78=-1, var_79=0] [L299] EXPR var_79 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_78=-1] [L299] var_79 = var_79 & mask_SORT_1 [L300] SORT_1 var_80_arg_0 = var_79; [L301] SORT_1 var_80_arg_1 = var_22; [L302] SORT_1 var_80 = var_80_arg_0 == var_80_arg_1; [L303] SORT_1 var_81_arg_0 = var_78; [L304] SORT_1 var_81_arg_1 = var_80; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_79=0, var_81_arg_0=-1, var_81_arg_1=0] [L305] EXPR var_81_arg_0 | var_81_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_72=1, var_73=0, var_75=0, var_79=0] [L305] SORT_1 var_81 = var_81_arg_0 | var_81_arg_1; [L306] SORT_1 var_82_arg_0 = var_72; [L307] SORT_1 var_82_arg_1 = var_81; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_73=0, var_75=0, var_79=0, var_82_arg_0=1, var_82_arg_1=255] [L308] EXPR var_82_arg_0 & var_82_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_73=0, var_75=0, var_79=0] [L308] SORT_1 var_82 = var_82_arg_0 & var_82_arg_1; [L309] SORT_1 var_83_arg_0 = var_79; [L310] SORT_1 var_83_arg_1 = var_50; [L311] SORT_1 var_83 = var_83_arg_0 == var_83_arg_1; [L312] SORT_1 var_84_arg_0 = var_73; [L313] SORT_1 var_84_arg_1 = var_22; [L314] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L315] SORT_1 var_85_arg_0 = var_75; [L316] SORT_1 var_85_arg_1 = var_22; [L317] SORT_1 var_85 = var_85_arg_0 == var_85_arg_1; [L318] SORT_1 var_86_arg_0 = var_84; [L319] SORT_1 var_86_arg_1 = var_85; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_83=1, var_86_arg_0=0, var_86_arg_1=0] [L320] EXPR var_86_arg_0 & var_86_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_83=1] [L320] SORT_1 var_86 = var_86_arg_0 & var_86_arg_1; [L321] SORT_1 var_87_arg_0 = var_83; [L322] SORT_1 var_87_arg_1 = var_86; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1, var_87_arg_0=1, var_87_arg_1=0] [L323] EXPR var_87_arg_0 | var_87_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_82=1] [L323] SORT_1 var_87 = var_87_arg_0 | var_87_arg_1; [L324] SORT_1 var_88_arg_0 = var_82; [L325] SORT_1 var_88_arg_1 = var_87; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88_arg_0=1, var_88_arg_1=1] [L326] EXPR var_88_arg_0 & var_88_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L326] SORT_1 var_88 = var_88_arg_0 & var_88_arg_1; [L327] SORT_3 var_89_arg_0 = state_35; [L328] SORT_1 var_89 = var_89_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0] [L329] EXPR var_89 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1] [L329] var_89 = var_89 & mask_SORT_1 [L330] SORT_1 var_90_arg_0 = var_89; [L331] SORT_1 var_90_arg_1 = var_22; [L332] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L333] SORT_3 var_91_arg_0 = state_39; [L334] SORT_1 var_91 = var_91_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_90=0, var_91=0] [L335] EXPR var_91 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_90=0] [L335] var_91 = var_91 & mask_SORT_1 [L336] SORT_1 var_92_arg_0 = var_91; [L337] SORT_1 var_92_arg_1 = var_22; [L338] SORT_1 var_92 = var_92_arg_0 == var_92_arg_1; [L339] SORT_1 var_93_arg_0 = var_90; [L340] SORT_1 var_93_arg_1 = var_92; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_93_arg_0=0, var_93_arg_1=0] [L341] EXPR var_93_arg_0 & var_93_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0] [L341] SORT_1 var_93 = var_93_arg_0 & var_93_arg_1; [L342] SORT_1 var_94_arg_0 = var_93; [L343] SORT_1 var_94 = ~var_94_arg_0; [L344] SORT_3 var_95_arg_0 = state_45; [L345] SORT_1 var_95 = var_95_arg_0 >> 1; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_94=-1, var_95=0] [L346] EXPR var_95 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_94=-1] [L346] var_95 = var_95 & mask_SORT_1 [L347] SORT_1 var_96_arg_0 = var_95; [L348] SORT_1 var_96_arg_1 = var_22; [L349] SORT_1 var_96 = var_96_arg_0 == var_96_arg_1; [L350] SORT_1 var_97_arg_0 = var_94; [L351] SORT_1 var_97_arg_1 = var_96; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_95=0, var_97_arg_0=-1, var_97_arg_1=0] [L352] EXPR var_97_arg_0 | var_97_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_88=1, var_89=0, var_91=0, var_95=0] [L352] SORT_1 var_97 = var_97_arg_0 | var_97_arg_1; [L353] SORT_1 var_98_arg_0 = var_88; [L354] SORT_1 var_98_arg_1 = var_97; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_89=0, var_91=0, var_95=0, var_98_arg_0=1, var_98_arg_1=255] [L355] EXPR var_98_arg_0 & var_98_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_89=0, var_91=0, var_95=0] [L355] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L356] SORT_1 var_99_arg_0 = var_95; [L357] SORT_1 var_99_arg_1 = var_50; [L358] SORT_1 var_99 = var_99_arg_0 == var_99_arg_1; [L359] SORT_1 var_100_arg_0 = var_89; [L360] SORT_1 var_100_arg_1 = var_22; [L361] SORT_1 var_100 = var_100_arg_0 == var_100_arg_1; [L362] SORT_1 var_101_arg_0 = var_91; [L363] SORT_1 var_101_arg_1 = var_22; [L364] SORT_1 var_101 = var_101_arg_0 == var_101_arg_1; [L365] SORT_1 var_102_arg_0 = var_100; [L366] SORT_1 var_102_arg_1 = var_101; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_102_arg_0=0, var_102_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1, var_99=1] [L367] EXPR var_102_arg_0 & var_102_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1, var_99=1] [L367] SORT_1 var_102 = var_102_arg_0 & var_102_arg_1; [L368] SORT_1 var_103_arg_0 = var_99; [L369] SORT_1 var_103_arg_1 = var_102; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_103_arg_0=1, var_103_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1] [L370] EXPR var_103_arg_0 | var_103_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0, var_98=1] [L370] SORT_1 var_103 = var_103_arg_0 | var_103_arg_1; [L371] SORT_1 var_104_arg_0 = var_98; [L372] SORT_1 var_104_arg_1 = var_103; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104_arg_0=1, var_104_arg_1=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L373] EXPR var_104_arg_0 & var_104_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L373] SORT_1 var_104 = var_104_arg_0 & var_104_arg_1; [L374] SORT_3 var_105_arg_0 = state_35; [L375] SORT_1 var_105 = var_105_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L376] EXPR var_105 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L376] var_105 = var_105 & mask_SORT_1 [L377] SORT_1 var_106_arg_0 = var_105; [L378] SORT_1 var_106_arg_1 = var_22; [L379] SORT_1 var_106 = var_106_arg_0 == var_106_arg_1; [L380] SORT_3 var_107_arg_0 = state_39; [L381] SORT_1 var_107 = var_107_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_106=0, var_107=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L382] EXPR var_107 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_106=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L382] var_107 = var_107 & mask_SORT_1 [L383] SORT_1 var_108_arg_0 = var_107; [L384] SORT_1 var_108_arg_1 = var_22; [L385] SORT_1 var_108 = var_108_arg_0 == var_108_arg_1; [L386] SORT_1 var_109_arg_0 = var_106; [L387] SORT_1 var_109_arg_1 = var_108; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_109_arg_0=0, var_109_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L388] EXPR var_109_arg_0 & var_109_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L388] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; [L389] SORT_1 var_110_arg_0 = var_109; [L390] SORT_1 var_110 = ~var_110_arg_0; [L391] SORT_3 var_111_arg_0 = state_45; [L392] SORT_1 var_111 = var_111_arg_0 >> 0; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_110=-1, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L393] EXPR var_111 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_110=-1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L393] var_111 = var_111 & mask_SORT_1 [L394] SORT_1 var_112_arg_0 = var_111; [L395] SORT_1 var_112_arg_1 = var_22; [L396] SORT_1 var_112 = var_112_arg_0 == var_112_arg_1; [L397] SORT_1 var_113_arg_0 = var_110; [L398] SORT_1 var_113_arg_1 = var_112; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_111=0, var_113_arg_0=-1, var_113_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L399] EXPR var_113_arg_0 | var_113_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_104=1, var_105=0, var_107=0, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L399] SORT_1 var_113 = var_113_arg_0 | var_113_arg_1; [L400] SORT_1 var_114_arg_0 = var_104; [L401] SORT_1 var_114_arg_1 = var_113; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_105=0, var_107=0, var_111=0, var_114_arg_0=1, var_114_arg_1=255, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L402] EXPR var_114_arg_0 & var_114_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_105=0, var_107=0, var_111=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L402] SORT_1 var_114 = var_114_arg_0 & var_114_arg_1; [L403] SORT_1 var_115_arg_0 = var_111; [L404] SORT_1 var_115_arg_1 = var_50; [L405] SORT_1 var_115 = var_115_arg_0 == var_115_arg_1; [L406] SORT_1 var_116_arg_0 = var_105; [L407] SORT_1 var_116_arg_1 = var_22; [L408] SORT_1 var_116 = var_116_arg_0 == var_116_arg_1; [L409] SORT_1 var_117_arg_0 = var_107; [L410] SORT_1 var_117_arg_1 = var_22; [L411] SORT_1 var_117 = var_117_arg_0 == var_117_arg_1; [L412] SORT_1 var_118_arg_0 = var_116; [L413] SORT_1 var_118_arg_1 = var_117; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_115=1, var_118_arg_0=0, var_118_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L414] EXPR var_118_arg_0 & var_118_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_115=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L414] SORT_1 var_118 = var_118_arg_0 & var_118_arg_1; [L415] SORT_1 var_119_arg_0 = var_115; [L416] SORT_1 var_119_arg_1 = var_118; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_119_arg_0=1, var_119_arg_1=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L417] EXPR var_119_arg_0 | var_119_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_114=1, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L417] SORT_1 var_119 = var_119_arg_0 | var_119_arg_1; [L418] SORT_1 var_120_arg_0 = var_114; [L419] SORT_1 var_120_arg_1 = var_119; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_120_arg_0=1, var_120_arg_1=1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L420] EXPR var_120_arg_0 & var_120_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_33=-1, var_34=0, var_50=0] [L420] SORT_1 var_120 = var_120_arg_0 & var_120_arg_1; [L421] SORT_1 var_121_arg_0 = var_33; [L422] SORT_1 var_121_arg_1 = var_120; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_121_arg_0=-1, var_121_arg_1=1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L423] EXPR var_121_arg_0 | var_121_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L423] SORT_1 var_121 = var_121_arg_0 | var_121_arg_1; [L424] SORT_1 var_124_arg_0 = var_121; [L425] SORT_1 var_124 = ~var_124_arg_0; [L426] SORT_1 var_125_arg_0 = var_22; [L427] SORT_1 var_125_arg_1 = var_124; VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_125_arg_0=1, var_125_arg_1=-1, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L428] EXPR var_125_arg_0 & var_125_arg_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L428] SORT_1 var_125 = var_125_arg_0 & var_125_arg_1; [L429] EXPR var_125 & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_181=15, mask_SORT_1=1, mask_SORT_24=3, mask_SORT_3=31, state_127=0, state_129=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_19=0, state_35=0, state_39=0, state_45=0, state_8=0, var_11=0, var_12=3, var_13=0, var_146=1, var_14=0, var_151=4, var_153=5, var_15=2, var_18=0, var_197=7, var_202=6, var_22=1, var_231=0, var_246=2, var_268=31, var_26=0, var_29=3, var_34=0, var_50=0] [L429] var_125 = var_125 & mask_SORT_1 [L430] SORT_1 bad_126_arg_0 = var_125; [L431] CALL __VERIFIER_assert(!(bad_126_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 723 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 81.7s, OverallIterations: 56, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 18.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29028 SdHoareTripleChecker+Valid, 13.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29028 mSDsluCounter, 410398 SdHoareTripleChecker+Invalid, 11.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 352029 mSDsCounter, 116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15848 IncrementalHoareTripleChecker+Invalid, 15964 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116 mSolverCounterUnsat, 58369 mSDtfsCounter, 15848 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 647 GetRequests, 177 SyntacticMatches, 16 SemanticMatches, 454 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2756occurred in iteration=55, InterpolantAutomatonStates: 466, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 55 MinimizatonAttempts, 4030 StatesRemovedByMinimization, 35 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 11.1s SatisfiabilityAnalysisTime, 45.7s InterpolantComputationTime, 8864 NumberOfCodeBlocks, 8864 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 8638 ConstructedInterpolants, 0 QuantifiedInterpolants, 22088 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 55 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 03:03:10,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:03:13,256 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:03:13,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-28 03:03:13,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:03:13,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:03:13,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:03:13,495 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:03:13,495 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:03:13,496 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:03:13,496 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:03:13,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:03:13,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:03:13,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:03:13,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:03:13,497 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:03:13,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:03:13,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:03:13,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:03:13,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:03:13,497 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:03:13,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:03:13,498 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:03:13,498 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:03:13,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:03:13,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:03:13,498 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:03:13,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:03:13,502 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:03:13,502 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:03:13,502 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:03:13,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:03:13,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:03:13,503 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:03:13,504 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:03:13,504 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:03:13,504 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:03:13,504 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:03:13,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:03:13,504 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4331b326563c28634161a81fb2ae86afdf4d504fa891c078bd10383b9144dfd4 [2024-11-28 03:03:13,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:03:13,866 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:03:13,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:03:13,873 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:03:13,873 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:03:13,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-28 03:03:17,082 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/cabd0455e/e521703d40164e6cb136937fc934e03a/FLAG7c09a4c52 [2024-11-28 03:03:17,485 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:03:17,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-28 03:03:17,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/cabd0455e/e521703d40164e6cb136937fc934e03a/FLAG7c09a4c52 [2024-11-28 03:03:17,519 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/data/cabd0455e/e521703d40164e6cb136937fc934e03a [2024-11-28 03:03:17,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:03:17,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:03:17,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:03:17,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:03:17,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:03:17,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:17" (1/1) ... [2024-11-28 03:03:17,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c54a92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:17, skipping insertion in model container [2024-11-28 03:03:17,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:17" (1/1) ... [2024-11-28 03:03:17,590 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:03:17,777 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_25e196ca-8009-4935-bae9-6cd73d4de87e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-28 03:03:18,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:03:18,119 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:03:18,132 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_25e196ca-8009-4935-bae9-6cd73d4de87e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p09.c[1259,1272] [2024-11-28 03:03:18,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:03:18,374 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:03:18,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18 WrapperNode [2024-11-28 03:03:18,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:03:18,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:03:18,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:03:18,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:03:18,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,537 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1325 [2024-11-28 03:03:18,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:03:18,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:03:18,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:03:18,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:03:18,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,572 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,614 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:03:18,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,662 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,688 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:03:18,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:03:18,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:03:18,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:03:18,718 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (1/1) ... [2024-11-28 03:03:18,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:03:18,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:03:18,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:03:18,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:03:18,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:03:18,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:03:18,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:03:18,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:03:19,238 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:03:19,240 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:03:21,584 INFO L? ?]: Removed 306 outVars from TransFormulas that were not future-live. [2024-11-28 03:03:21,584 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:03:21,592 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:03:21,592 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:03:21,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:03:21 BoogieIcfgContainer [2024-11-28 03:03:21,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:03:21,595 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:03:21,595 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:03:21,600 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:03:21,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:03:17" (1/3) ... [2024-11-28 03:03:21,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d639695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:03:21, skipping insertion in model container [2024-11-28 03:03:21,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:18" (2/3) ... [2024-11-28 03:03:21,602 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d639695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:03:21, skipping insertion in model container [2024-11-28 03:03:21,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:03:21" (3/3) ... [2024-11-28 03:03:21,604 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c [2024-11-28 03:03:21,624 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:03:21,627 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.vis_arrays_vsaR_p09.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:03:21,690 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:03:21,706 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;@59d6ed86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:03:21,708 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:03:21,712 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-28 03:03:21,718 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:21,718 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-28 03:03:21,719 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:21,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:21,728 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-28 03:03:21,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:03:21,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2048320996] [2024-11-28 03:03:21,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:21,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:03:21,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:03:21,749 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:03:21,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:03:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:22,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 145 conjuncts are in the unsatisfiable core [2024-11-28 03:03:22,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:03:25,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:03:25,047 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:03:25,047 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:03:25,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048320996] [2024-11-28 03:03:25,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048320996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:03:25,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:03:25,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:03:25,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056335068] [2024-11-28 03:03:25,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:03:25,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:03:25,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:03:25,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:03:25,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:03:25,086 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:25,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:25,261 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-28 03:03:25,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:03:25,265 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-28 03:03:25,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:25,272 INFO L225 Difference]: With dead ends: 18 [2024-11-28 03:03:25,273 INFO L226 Difference]: Without dead ends: 10 [2024-11-28 03:03:25,275 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:03:25,278 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:25,280 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:03:25,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-28 03:03:25,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-28 03:03:25,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:25,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-28 03:03:25,314 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-28 03:03:25,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:25,314 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-28 03:03:25,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-28 03:03:25,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-28 03:03:25,316 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:25,316 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-28 03:03:25,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:03:25,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:03:25,517 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:25,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:25,519 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-28 03:03:25,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:03:25,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1009787412] [2024-11-28 03:03:25,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:25,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:03:25,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:03:25,526 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:03:25,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:03:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:26,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-28 03:03:26,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:03:26,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:03:26,896 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:03:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:03:30,014 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:03:30,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009787412] [2024-11-28 03:03:30,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009787412] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:03:30,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:03:30,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-28 03:03:30,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121171154] [2024-11-28 03:03:30,015 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:03:30,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 03:03:30,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:03:30,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 03:03:30,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:03:30,018 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:31,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:03:31,065 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2024-11-28 03:03:31,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:03:31,066 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-28 03:03:31,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:03:31,066 INFO L225 Difference]: With dead ends: 18 [2024-11-28 03:03:31,067 INFO L226 Difference]: Without dead ends: 16 [2024-11-28 03:03:31,067 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:03:31,068 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 7 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:03:31,069 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 18 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:03:31,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2024-11-28 03:03:31,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2024-11-28 03:03:31,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:31,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-28 03:03:31,075 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2024-11-28 03:03:31,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:03:31,076 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-11-28 03:03:31,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:03:31,076 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-28 03:03:31,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-28 03:03:31,077 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:03:31,077 INFO L218 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2024-11-28 03:03:31,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 03:03:31,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:03:31,281 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:03:31,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:03:31,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1333570723, now seen corresponding path program 2 times [2024-11-28 03:03:31,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:03:31,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1646268353] [2024-11-28 03:03:31,286 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 03:03:31,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:03:31,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:03:31,290 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:03:31,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25e196ca-8009-4935-bae9-6cd73d4de87e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 03:03:32,620 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-28 03:03:32,620 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 03:03:32,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 1173 conjuncts, 194 conjuncts are in the unsatisfiable core [2024-11-28 03:03:32,680 INFO L279 TraceCheckSpWp]: Computing forward predicates...