./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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 e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:20:40,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:20:40,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 05:20:40,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:20:40,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:20:40,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:20:40,834 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:20:40,834 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:20:40,835 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:20:40,835 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:20:40,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:20:40,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:20:40,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:20:40,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:20:40,836 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:20:40,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:20:40,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:20:40,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:20:40,836 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:20:40,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:20:40,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:20:40,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:20:40,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:20:40,837 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:20:40,837 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:20:40,837 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:20:40,837 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:20:40,837 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:20:40,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:20:40,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:20:40,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:20:40,838 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:20:40,838 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:20:40,838 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:20:40,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:20:40,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:20:40,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:20:40,838 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:20:40,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:20:40,839 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:20:40,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:20:40,839 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:20:40,839 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:20:40,839 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:20:40,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:20:40,839 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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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 -> e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 [2024-11-28 05:20:41,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:20:41,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:20:41,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:20:41,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:20:41,181 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:20:41,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-11-28 05:20:44,294 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/cfb638bb5/731d2fa3c29c4ea6abf23b4ad7ba5417/FLAGc09b64980 [2024-11-28 05:20:44,744 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:20:44,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-11-28 05:20:44,775 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/cfb638bb5/731d2fa3c29c4ea6abf23b4ad7ba5417/FLAGc09b64980 [2024-11-28 05:20:44,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/cfb638bb5/731d2fa3c29c4ea6abf23b4ad7ba5417 [2024-11-28 05:20:44,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:20:44,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:20:44,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:20:44,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:20:44,809 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:20:44,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:20:44" (1/1) ... [2024-11-28 05:20:44,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53fe699e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:44, skipping insertion in model container [2024-11-28 05:20:44,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:20:44" (1/1) ... [2024-11-28 05:20:44,900 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:20:45,133 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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-11-28 05:20:45,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:20:45,791 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:20:45,802 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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-11-28 05:20:46,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:20:46,141 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:20:46,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46 WrapperNode [2024-11-28 05:20:46,143 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:20:46,144 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:20:46,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:20:46,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:20:46,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:46,222 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:47,363 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8318 [2024-11-28 05:20:47,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:20:47,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:20:47,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:20:47,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:20:47,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:47,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:47,726 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,019 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 05:20:48,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,020 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,316 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:20:48,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:20:48,848 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:20:48,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:20:48,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (1/1) ... [2024-11-28 05:20:48,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:20:48,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:20:48,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:20:48,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:20:48,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:20:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:20:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:20:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:20:49,936 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:20:49,938 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:21:02,679 INFO L? ?]: Removed 4531 outVars from TransFormulas that were not future-live. [2024-11-28 05:21:02,679 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:21:02,746 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:21:02,746 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 05:21:02,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:02 BoogieIcfgContainer [2024-11-28 05:21:02,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:21:02,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:21:02,749 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:21:02,754 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:21:02,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:20:44" (1/3) ... [2024-11-28 05:21:02,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6f2bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:21:02, skipping insertion in model container [2024-11-28 05:21:02,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:20:46" (2/3) ... [2024-11-28 05:21:02,756 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6f2bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:21:02, skipping insertion in model container [2024-11-28 05:21:02,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:02" (3/3) ... [2024-11-28 05:21:02,757 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-11-28 05:21:02,775 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:21:02,777 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.2.prop1-func-interl.c that has 1 procedures, 2982 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:21:02,921 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:21:02,936 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;@63b99877, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:21:02,937 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:21:02,954 INFO L276 IsEmpty]: Start isEmpty. Operand has 2982 states, 2980 states have (on average 1.4996644295302013) internal successors, (4469), 2981 states have internal predecessors, (4469), 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 05:21:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-28 05:21:02,970 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:02,971 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 05:21:02,972 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:02,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:02,977 INFO L85 PathProgramCache]: Analyzing trace with hash 2014192040, now seen corresponding path program 1 times [2024-11-28 05:21:02,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:02,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001316498] [2024-11-28 05:21:02,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:02,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:04,848 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 05:21:04,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:04,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001316498] [2024-11-28 05:21:04,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001316498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:04,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:04,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:21:04,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247682580] [2024-11-28 05:21:04,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:04,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:21:04,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:04,906 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:21:04,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:21:04,916 INFO L87 Difference]: Start difference. First operand has 2982 states, 2980 states have (on average 1.4996644295302013) internal successors, (4469), 2981 states have internal predecessors, (4469), 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 36.75) internal successors, (147), 4 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 05:21:05,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:05,330 INFO L93 Difference]: Finished difference Result 5813 states and 8715 transitions. [2024-11-28 05:21:05,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:21:05,335 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 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 05:21:05,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:05,374 INFO L225 Difference]: With dead ends: 5813 [2024-11-28 05:21:05,374 INFO L226 Difference]: Without dead ends: 2981 [2024-11-28 05:21:05,385 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 05:21:05,393 INFO L435 NwaCegarLoop]: 4463 mSDtfsCounter, 0 mSDsluCounter, 8920 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13383 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 05:21:05,397 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13383 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:21:05,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2981 states. [2024-11-28 05:21:05,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2981 to 2981. [2024-11-28 05:21:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2980 states have (on average 1.498993288590604) internal successors, (4467), 2980 states have internal predecessors, (4467), 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 05:21:05,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 4467 transitions. [2024-11-28 05:21:05,562 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 4467 transitions. Word has length 147 [2024-11-28 05:21:05,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:05,562 INFO L471 AbstractCegarLoop]: Abstraction has 2981 states and 4467 transitions. [2024-11-28 05:21:05,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.75) internal successors, (147), 4 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 05:21:05,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 4467 transitions. [2024-11-28 05:21:05,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 05:21:05,566 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:05,566 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 05:21:05,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 05:21:05,567 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:05,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:05,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1982860124, now seen corresponding path program 1 times [2024-11-28 05:21:05,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:05,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259736146] [2024-11-28 05:21:05,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:05,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:06,070 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 05:21:06,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:06,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259736146] [2024-11-28 05:21:06,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259736146] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:06,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:06,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:21:06,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834184938] [2024-11-28 05:21:06,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:06,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:21:06,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:06,075 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:21:06,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:21:06,076 INFO L87 Difference]: Start difference. First operand 2981 states and 4467 transitions. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 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 05:21:06,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:06,222 INFO L93 Difference]: Finished difference Result 5814 states and 8713 transitions. [2024-11-28 05:21:06,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:21:06,223 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 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 05:21:06,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:06,238 INFO L225 Difference]: With dead ends: 5814 [2024-11-28 05:21:06,238 INFO L226 Difference]: Without dead ends: 2983 [2024-11-28 05:21:06,245 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 05:21:06,245 INFO L435 NwaCegarLoop]: 4463 mSDtfsCounter, 0 mSDsluCounter, 8916 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13379 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 05:21:06,246 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13379 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:21:06,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2983 states. [2024-11-28 05:21:06,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2983 to 2983. [2024-11-28 05:21:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2983 states, 2982 states have (on average 1.4986586183769282) internal successors, (4469), 2982 states have internal predecessors, (4469), 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 05:21:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2983 states and 4469 transitions. [2024-11-28 05:21:06,329 INFO L78 Accepts]: Start accepts. Automaton has 2983 states and 4469 transitions. Word has length 148 [2024-11-28 05:21:06,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:06,329 INFO L471 AbstractCegarLoop]: Abstraction has 2983 states and 4469 transitions. [2024-11-28 05:21:06,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 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 05:21:06,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 4469 transitions. [2024-11-28 05:21:06,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 05:21:06,332 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:06,332 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 05:21:06,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:21:06,332 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:06,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:06,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1857880577, now seen corresponding path program 1 times [2024-11-28 05:21:06,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:06,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894782121] [2024-11-28 05:21:06,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:06,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:06,806 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 05:21:06,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:06,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894782121] [2024-11-28 05:21:06,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894782121] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:06,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:06,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:21:06,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918491776] [2024-11-28 05:21:06,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:06,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:21:06,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:06,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:21:06,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:21:06,809 INFO L87 Difference]: Start difference. First operand 2983 states and 4469 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 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 05:21:07,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:07,012 INFO L93 Difference]: Finished difference Result 5822 states and 8723 transitions. [2024-11-28 05:21:07,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:21:07,013 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 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 05:21:07,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:07,023 INFO L225 Difference]: With dead ends: 5822 [2024-11-28 05:21:07,023 INFO L226 Difference]: Without dead ends: 2989 [2024-11-28 05:21:07,026 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 05:21:07,027 INFO L435 NwaCegarLoop]: 4463 mSDtfsCounter, 4 mSDsluCounter, 8910 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13373 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:07,029 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13373 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:21:07,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2989 states. [2024-11-28 05:21:07,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2989 to 2989. [2024-11-28 05:21:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2989 states, 2988 states have (on average 1.498326639892905) internal successors, (4477), 2988 states have internal predecessors, (4477), 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 05:21:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 4477 transitions. [2024-11-28 05:21:07,106 INFO L78 Accepts]: Start accepts. Automaton has 2989 states and 4477 transitions. Word has length 149 [2024-11-28 05:21:07,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:07,106 INFO L471 AbstractCegarLoop]: Abstraction has 2989 states and 4477 transitions. [2024-11-28 05:21:07,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 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 05:21:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 4477 transitions. [2024-11-28 05:21:07,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-28 05:21:07,110 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:07,111 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 05:21:07,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 05:21:07,111 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:07,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:07,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1481186414, now seen corresponding path program 1 times [2024-11-28 05:21:07,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:07,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005992380] [2024-11-28 05:21:07,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:07,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:07,578 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 05:21:07,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:07,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005992380] [2024-11-28 05:21:07,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005992380] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:07,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:07,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:21:07,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693884379] [2024-11-28 05:21:07,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:07,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:21:07,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:07,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:21:07,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:21:07,583 INFO L87 Difference]: Start difference. First operand 2989 states and 4477 transitions. Second operand has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 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 05:21:07,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:07,733 INFO L93 Difference]: Finished difference Result 5832 states and 8735 transitions. [2024-11-28 05:21:07,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:21:07,734 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 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 05:21:07,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:07,746 INFO L225 Difference]: With dead ends: 5832 [2024-11-28 05:21:07,746 INFO L226 Difference]: Without dead ends: 2993 [2024-11-28 05:21:07,749 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:21:07,751 INFO L435 NwaCegarLoop]: 4463 mSDtfsCounter, 0 mSDsluCounter, 8910 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13373 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:07,753 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 13373 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:21:07,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2993 states. [2024-11-28 05:21:07,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2993 to 2989. [2024-11-28 05:21:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2989 states, 2988 states have (on average 1.498326639892905) internal successors, (4477), 2988 states have internal predecessors, (4477), 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 05:21:07,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 4477 transitions. [2024-11-28 05:21:07,836 INFO L78 Accepts]: Start accepts. Automaton has 2989 states and 4477 transitions. Word has length 150 [2024-11-28 05:21:07,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:07,836 INFO L471 AbstractCegarLoop]: Abstraction has 2989 states and 4477 transitions. [2024-11-28 05:21:07,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 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 05:21:07,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 4477 transitions. [2024-11-28 05:21:07,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-28 05:21:07,839 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:07,839 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 05:21:07,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 05:21:07,839 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:07,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:07,841 INFO L85 PathProgramCache]: Analyzing trace with hash -2058218150, now seen corresponding path program 1 times [2024-11-28 05:21:07,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:07,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833128812] [2024-11-28 05:21:07,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:07,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:08,445 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 05:21:08,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:08,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833128812] [2024-11-28 05:21:08,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833128812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:08,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:08,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 05:21:08,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341803659] [2024-11-28 05:21:08,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:08,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 05:21:08,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:08,450 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 05:21:08,450 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 05:21:08,450 INFO L87 Difference]: Start difference. First operand 2989 states and 4477 transitions. Second operand has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 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 05:21:12,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:12,601 INFO L93 Difference]: Finished difference Result 12437 states and 18631 transitions. [2024-11-28 05:21:12,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 05:21:12,601 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 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 05:21:12,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:12,620 INFO L225 Difference]: With dead ends: 12437 [2024-11-28 05:21:12,620 INFO L226 Difference]: Without dead ends: 5344 [2024-11-28 05:21:12,627 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:21:12,629 INFO L435 NwaCegarLoop]: 4282 mSDtfsCounter, 12242 mSDsluCounter, 15769 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 394 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12242 SdHoareTripleChecker+Valid, 20051 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 394 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:12,629 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12242 Valid, 20051 Invalid, 2618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [394 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-28 05:21:12,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5344 states. [2024-11-28 05:21:12,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5344 to 3103. [2024-11-28 05:21:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3103 states, 3102 states have (on average 1.498065764023211) internal successors, (4647), 3102 states have internal predecessors, (4647), 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 05:21:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 3103 states and 4647 transitions. [2024-11-28 05:21:12,735 INFO L78 Accepts]: Start accepts. Automaton has 3103 states and 4647 transitions. Word has length 151 [2024-11-28 05:21:12,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:12,735 INFO L471 AbstractCegarLoop]: Abstraction has 3103 states and 4647 transitions. [2024-11-28 05:21:12,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.166666666666668) internal successors, (151), 6 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 05:21:12,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 4647 transitions. [2024-11-28 05:21:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-28 05:21:12,737 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:12,738 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] [2024-11-28 05:21:12,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 05:21:12,738 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:12,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:12,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1065805689, now seen corresponding path program 1 times [2024-11-28 05:21:12,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:12,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347548991] [2024-11-28 05:21:12,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:12,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:16,376 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 05:21:16,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:16,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347548991] [2024-11-28 05:21:16,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347548991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:16,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:16,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 05:21:16,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779025200] [2024-11-28 05:21:16,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:16,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 05:21:16,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:16,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 05:21:16,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:21:16,379 INFO L87 Difference]: Start difference. First operand 3103 states and 4647 transitions. Second operand has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 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 05:21:20,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:20,569 INFO L93 Difference]: Finished difference Result 8283 states and 12405 transitions. [2024-11-28 05:21:20,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 05:21:20,570 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 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 05:21:20,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:20,586 INFO L225 Difference]: With dead ends: 8283 [2024-11-28 05:21:20,587 INFO L226 Difference]: Without dead ends: 5444 [2024-11-28 05:21:20,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:21:20,592 INFO L435 NwaCegarLoop]: 3510 mSDtfsCounter, 7215 mSDsluCounter, 13813 mSDsCounter, 0 mSdLazyCounter, 4277 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7215 SdHoareTripleChecker+Valid, 17323 SdHoareTripleChecker+Invalid, 4305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 4277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:20,592 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7215 Valid, 17323 Invalid, 4305 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [28 Valid, 4277 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-28 05:21:20,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5444 states. [2024-11-28 05:21:20,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5444 to 3106. [2024-11-28 05:21:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3106 states, 3105 states have (on average 1.4979066022544283) internal successors, (4651), 3105 states have internal predecessors, (4651), 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 05:21:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 3106 states and 4651 transitions. [2024-11-28 05:21:20,695 INFO L78 Accepts]: Start accepts. Automaton has 3106 states and 4651 transitions. Word has length 152 [2024-11-28 05:21:20,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:20,697 INFO L471 AbstractCegarLoop]: Abstraction has 3106 states and 4651 transitions. [2024-11-28 05:21:20,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 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 05:21:20,697 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 4651 transitions. [2024-11-28 05:21:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 05:21:20,701 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:20,701 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 05:21:20,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 05:21:20,701 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:20,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:20,702 INFO L85 PathProgramCache]: Analyzing trace with hash 43756467, now seen corresponding path program 1 times [2024-11-28 05:21:20,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:20,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273802771] [2024-11-28 05:21:20,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:20,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:23,772 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 05:21:23,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:23,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273802771] [2024-11-28 05:21:23,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273802771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:23,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:23,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 05:21:23,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683400632] [2024-11-28 05:21:23,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:23,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 05:21:23,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:23,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 05:21:23,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:21:23,776 INFO L87 Difference]: Start difference. First operand 3106 states and 4651 transitions. Second operand has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 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 05:21:27,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:27,760 INFO L93 Difference]: Finished difference Result 8321 states and 12461 transitions. [2024-11-28 05:21:27,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 05:21:27,760 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 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 05:21:27,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:27,774 INFO L225 Difference]: With dead ends: 8321 [2024-11-28 05:21:27,774 INFO L226 Difference]: Without dead ends: 5482 [2024-11-28 05:21:27,777 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:21:27,778 INFO L435 NwaCegarLoop]: 3496 mSDtfsCounter, 7326 mSDsluCounter, 13828 mSDsCounter, 0 mSdLazyCounter, 4335 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7326 SdHoareTripleChecker+Valid, 17324 SdHoareTripleChecker+Invalid, 4365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 4335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:27,778 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7326 Valid, 17324 Invalid, 4365 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [30 Valid, 4335 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-28 05:21:27,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5482 states. [2024-11-28 05:21:27,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5482 to 3110. [2024-11-28 05:21:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3110 states, 3109 states have (on average 1.4975876487616597) internal successors, (4656), 3109 states have internal predecessors, (4656), 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 05:21:27,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 3110 states and 4656 transitions. [2024-11-28 05:21:27,859 INFO L78 Accepts]: Start accepts. Automaton has 3110 states and 4656 transitions. Word has length 153 [2024-11-28 05:21:27,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:27,860 INFO L471 AbstractCegarLoop]: Abstraction has 3110 states and 4656 transitions. [2024-11-28 05:21:27,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.125) internal successors, (153), 8 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 05:21:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3110 states and 4656 transitions. [2024-11-28 05:21:27,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 05:21:27,863 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:27,863 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 05:21:27,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 05:21:27,863 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:27,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:27,866 INFO L85 PathProgramCache]: Analyzing trace with hash 430047127, now seen corresponding path program 1 times [2024-11-28 05:21:27,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:27,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106158864] [2024-11-28 05:21:27,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:27,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:28,292 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 05:21:28,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:28,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106158864] [2024-11-28 05:21:28,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106158864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:28,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:28,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:21:28,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661035757] [2024-11-28 05:21:28,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:28,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:21:28,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:28,294 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:21:28,295 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:21:28,296 INFO L87 Difference]: Start difference. First operand 3110 states and 4656 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 05:21:32,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:32,370 INFO L93 Difference]: Finished difference Result 8653 states and 12959 transitions. [2024-11-28 05:21:32,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:21:32,371 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 05:21:32,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:32,385 INFO L225 Difference]: With dead ends: 8653 [2024-11-28 05:21:32,385 INFO L226 Difference]: Without dead ends: 5814 [2024-11-28 05:21:32,390 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 05:21:32,390 INFO L435 NwaCegarLoop]: 3220 mSDtfsCounter, 4305 mSDsluCounter, 9494 mSDsCounter, 0 mSdLazyCounter, 4923 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4305 SdHoareTripleChecker+Valid, 12714 SdHoareTripleChecker+Invalid, 4924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:32,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4305 Valid, 12714 Invalid, 4924 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4923 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-11-28 05:21:32,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5814 states. [2024-11-28 05:21:32,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5814 to 3114. [2024-11-28 05:21:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3114 states, 3113 states have (on average 1.4969482814005781) internal successors, (4660), 3113 states have internal predecessors, (4660), 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 05:21:32,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 3114 states and 4660 transitions. [2024-11-28 05:21:32,532 INFO L78 Accepts]: Start accepts. Automaton has 3114 states and 4660 transitions. Word has length 153 [2024-11-28 05:21:32,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:32,534 INFO L471 AbstractCegarLoop]: Abstraction has 3114 states and 4660 transitions. [2024-11-28 05:21:32,534 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 05:21:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3114 states and 4660 transitions. [2024-11-28 05:21:32,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 05:21:32,536 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:32,537 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 05:21:32,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 05:21:32,537 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:32,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:32,538 INFO L85 PathProgramCache]: Analyzing trace with hash 680544145, now seen corresponding path program 1 times [2024-11-28 05:21:32,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:32,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889671641] [2024-11-28 05:21:32,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:32,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:33,135 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 05:21:33,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:33,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889671641] [2024-11-28 05:21:33,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889671641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:33,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:33,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 05:21:33,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681126449] [2024-11-28 05:21:33,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:33,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 05:21:33,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:33,138 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 05:21:33,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 05:21:33,139 INFO L87 Difference]: Start difference. First operand 3114 states and 4660 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 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 05:21:36,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:36,678 INFO L93 Difference]: Finished difference Result 5968 states and 8934 transitions. [2024-11-28 05:21:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 05:21:36,678 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 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 05:21:36,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:36,684 INFO L225 Difference]: With dead ends: 5968 [2024-11-28 05:21:36,684 INFO L226 Difference]: Without dead ends: 3129 [2024-11-28 05:21:36,686 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 05:21:36,686 INFO L435 NwaCegarLoop]: 3207 mSDtfsCounter, 4340 mSDsluCounter, 9608 mSDsCounter, 0 mSdLazyCounter, 5045 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4340 SdHoareTripleChecker+Valid, 12815 SdHoareTripleChecker+Invalid, 5046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:36,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4340 Valid, 12815 Invalid, 5046 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 5045 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-28 05:21:36,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3129 states. [2024-11-28 05:21:36,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3129 to 3127. [2024-11-28 05:21:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3127 states, 3126 states have (on average 1.4955214331413949) internal successors, (4675), 3126 states have internal predecessors, (4675), 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 05:21:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 3127 states and 4675 transitions. [2024-11-28 05:21:36,728 INFO L78 Accepts]: Start accepts. Automaton has 3127 states and 4675 transitions. Word has length 154 [2024-11-28 05:21:36,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:36,729 INFO L471 AbstractCegarLoop]: Abstraction has 3127 states and 4675 transitions. [2024-11-28 05:21:36,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 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 05:21:36,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 4675 transitions. [2024-11-28 05:21:36,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 05:21:36,730 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:36,731 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 05:21:36,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 05:21:36,731 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:36,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:36,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1581361486, now seen corresponding path program 1 times [2024-11-28 05:21:36,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:36,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554088221] [2024-11-28 05:21:36,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:36,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:37,078 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 05:21:37,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:21:37,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554088221] [2024-11-28 05:21:37,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554088221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:37,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:37,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:21:37,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998629101] [2024-11-28 05:21:37,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:37,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:21:37,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:21:37,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:21:37,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:21:37,081 INFO L87 Difference]: Start difference. First operand 3127 states and 4675 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 05:21:41,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:41,197 INFO L93 Difference]: Finished difference Result 8213 states and 12285 transitions. [2024-11-28 05:21:41,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:21:41,197 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 05:21:41,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:41,207 INFO L225 Difference]: With dead ends: 8213 [2024-11-28 05:21:41,207 INFO L226 Difference]: Without dead ends: 5357 [2024-11-28 05:21:41,210 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 05:21:41,211 INFO L435 NwaCegarLoop]: 3373 mSDtfsCounter, 3602 mSDsluCounter, 9491 mSDsCounter, 0 mSdLazyCounter, 4773 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3602 SdHoareTripleChecker+Valid, 12864 SdHoareTripleChecker+Invalid, 4773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:41,212 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3602 Valid, 12864 Invalid, 4773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4773 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-28 05:21:41,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5357 states. [2024-11-28 05:21:41,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5357 to 3125. [2024-11-28 05:21:41,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3125 states, 3124 states have (on average 1.4955185659411012) internal successors, (4672), 3124 states have internal predecessors, (4672), 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 05:21:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 3125 states and 4672 transitions. [2024-11-28 05:21:41,267 INFO L78 Accepts]: Start accepts. Automaton has 3125 states and 4672 transitions. Word has length 155 [2024-11-28 05:21:41,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:41,268 INFO L471 AbstractCegarLoop]: Abstraction has 3125 states and 4672 transitions. [2024-11-28 05:21:41,268 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 05:21:41,268 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 4672 transitions. [2024-11-28 05:21:41,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 05:21:41,270 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:41,270 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 05:21:41,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 05:21:41,271 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:41,271 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:41,271 INFO L85 PathProgramCache]: Analyzing trace with hash -58620776, now seen corresponding path program 1 times [2024-11-28 05:21:41,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:21:41,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074226878] [2024-11-28 05:21:41,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:41,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:21:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:21:41,358 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:21:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:21:41,575 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 05:21:41,575 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 05:21:41,576 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 05:21:41,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 05:21:41,581 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:21:41,726 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 05:21:41,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:21:41 BoogieIcfgContainer [2024-11-28 05:21:41,734 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 05:21:41,734 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:21:41,735 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:21:41,735 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:21:41,736 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:02" (3/4) ... [2024-11-28 05:21:41,739 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:21:41,740 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:21:41,741 INFO L158 Benchmark]: Toolchain (without parser) took 56939.66ms. Allocated memory was 117.4MB in the beginning and 788.5MB in the end (delta: 671.1MB). Free memory was 89.2MB in the beginning and 298.9MB in the end (delta: -209.8MB). Peak memory consumption was 464.6MB. Max. memory is 16.1GB. [2024-11-28 05:21:41,741 INFO L158 Benchmark]: CDTParser took 1.74ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.1MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:21:41,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1338.47ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 89.2MB in the beginning and 110.0MB in the end (delta: -20.9MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. [2024-11-28 05:21:41,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 1220.38ms. Allocated memory was 192.9MB in the beginning and 503.3MB in the end (delta: 310.4MB). Free memory was 110.0MB in the beginning and 314.4MB in the end (delta: -204.4MB). Peak memory consumption was 174.2MB. Max. memory is 16.1GB. [2024-11-28 05:21:41,743 INFO L158 Benchmark]: Boogie Preprocessor took 1480.45ms. Allocated memory was 503.3MB in the beginning and 1.5GB in the end (delta: 1.0GB). Free memory was 314.4MB in the beginning and 1.3GB in the end (delta: -966.1MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2024-11-28 05:21:41,743 INFO L158 Benchmark]: RCFGBuilder took 13898.82ms. Allocated memory was 1.5GB in the beginning and 989.9MB in the end (delta: -520.1MB). Free memory was 1.3GB in the beginning and 336.9MB in the end (delta: 943.3MB). Peak memory consumption was 457.0MB. Max. memory is 16.1GB. [2024-11-28 05:21:41,744 INFO L158 Benchmark]: TraceAbstraction took 38984.89ms. Allocated memory was 989.9MB in the beginning and 788.5MB in the end (delta: -201.3MB). Free memory was 336.9MB in the beginning and 299.0MB in the end (delta: 37.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:21:41,745 INFO L158 Benchmark]: Witness Printer took 5.35ms. Allocated memory is still 788.5MB. Free memory was 299.0MB in the beginning and 298.9MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:21:41,748 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.1MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1338.47ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 89.2MB in the beginning and 110.0MB in the end (delta: -20.9MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1220.38ms. Allocated memory was 192.9MB in the beginning and 503.3MB in the end (delta: 310.4MB). Free memory was 110.0MB in the beginning and 314.4MB in the end (delta: -204.4MB). Peak memory consumption was 174.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1480.45ms. Allocated memory was 503.3MB in the beginning and 1.5GB in the end (delta: 1.0GB). Free memory was 314.4MB in the beginning and 1.3GB in the end (delta: -966.1MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * RCFGBuilder took 13898.82ms. Allocated memory was 1.5GB in the beginning and 989.9MB in the end (delta: -520.1MB). Free memory was 1.3GB in the beginning and 336.9MB in the end (delta: 943.3MB). Peak memory consumption was 457.0MB. Max. memory is 16.1GB. * TraceAbstraction took 38984.89ms. Allocated memory was 989.9MB in the beginning and 788.5MB in the end (delta: -201.3MB). Free memory was 336.9MB in the beginning and 299.0MB in the end (delta: 37.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.35ms. Allocated memory is still 788.5MB. Free memory was 299.0MB in the beginning and 298.9MB in the end (delta: 71.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 bitwiseAnd at line 304, overapproximation of bitwiseAnd at line 272, overapproximation of bitwiseAnd at line 302. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_38 = 0; [L40] const SORT_4 var_81 = 1; [L41] const SORT_4 var_82 = 0; [L42] const SORT_2 var_94 = 2; [L43] const SORT_2 var_96 = 1; [L44] const SORT_2 var_98 = 0; [L45] const SORT_2 var_165 = 255; [L46] const SORT_2 var_172 = 24; [L47] const SORT_2 var_179 = 14; [L48] const SORT_2 var_186 = 6; [L49] const SORT_3 var_327 = 0; [L50] const SORT_4 var_329 = 24; [L51] const SORT_4 var_351 = 14; [L52] const SORT_4 var_373 = 6; [L54] SORT_1 input_93; [L55] SORT_1 input_95; [L56] SORT_1 input_97; [L57] SORT_1 input_99; [L58] SORT_1 input_105; [L59] SORT_1 input_108; [L60] SORT_1 input_113; [L61] SORT_1 input_114; [L62] SORT_1 input_115; [L63] SORT_1 input_116; [L64] SORT_1 input_122; [L65] SORT_1 input_125; [L66] SORT_1 input_130; [L67] SORT_1 input_131; [L68] SORT_1 input_132; [L69] SORT_1 input_133; [L70] SORT_1 input_139; [L71] SORT_1 input_142; [L72] SORT_1 input_147; [L73] SORT_1 input_148; [L74] SORT_1 input_149; [L75] SORT_1 input_150; [L76] SORT_1 input_156; [L77] SORT_1 input_159; [L78] SORT_1 input_164; [L79] SORT_1 input_171; [L80] SORT_1 input_178; [L81] SORT_1 input_185; [L82] SORT_1 input_192; [L83] SORT_1 input_200; [L84] SORT_1 input_213; [L85] SORT_1 input_221; [L86] SORT_1 input_234; [L87] SORT_1 input_242; [L88] SORT_1 input_255; [L89] SORT_1 input_263; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L91] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L92] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L93] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L94] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L95] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L96] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L97] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L98] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L99] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L100] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L101] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L102] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L103] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L104] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L105] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L106] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L107] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L108] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L109] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L110] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L111] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L112] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L113] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L114] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L115] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L116] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L117] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L118] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L119] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L120] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L121] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L122] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L123] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L124] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L125] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L126] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_38=0, var_5=0, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L127] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] SORT_2 init_7_arg_1 = var_5; [L130] state_6 = init_7_arg_1 [L131] SORT_2 init_9_arg_1 = var_5; [L132] state_8 = init_9_arg_1 [L133] SORT_2 init_11_arg_1 = var_5; [L134] state_10 = init_11_arg_1 [L135] SORT_2 init_13_arg_1 = var_5; [L136] state_12 = init_13_arg_1 [L137] SORT_2 init_15_arg_1 = var_5; [L138] state_14 = init_15_arg_1 [L139] SORT_2 init_17_arg_1 = var_5; [L140] state_16 = init_17_arg_1 [L141] SORT_2 init_19_arg_1 = var_5; [L142] state_18 = init_19_arg_1 [L143] SORT_2 init_21_arg_1 = var_5; [L144] state_20 = init_21_arg_1 [L145] SORT_2 init_23_arg_1 = var_5; [L146] state_22 = init_23_arg_1 [L147] SORT_2 init_25_arg_1 = var_5; [L148] state_24 = init_25_arg_1 [L149] SORT_2 init_27_arg_1 = var_5; [L150] state_26 = init_27_arg_1 [L151] SORT_2 init_29_arg_1 = var_5; [L152] state_28 = init_29_arg_1 [L153] SORT_2 init_31_arg_1 = var_5; [L154] state_30 = init_31_arg_1 [L155] SORT_2 init_33_arg_1 = var_5; [L156] state_32 = init_33_arg_1 [L157] SORT_2 init_35_arg_1 = var_5; [L158] state_34 = init_35_arg_1 [L159] SORT_2 init_37_arg_1 = var_5; [L160] state_36 = init_37_arg_1 [L161] SORT_1 init_40_arg_1 = var_38; [L162] state_39 = init_40_arg_1 [L163] SORT_1 init_42_arg_1 = var_38; [L164] state_41 = init_42_arg_1 [L165] SORT_1 init_44_arg_1 = var_38; [L166] state_43 = init_44_arg_1 [L167] SORT_1 init_46_arg_1 = var_38; [L168] state_45 = init_46_arg_1 [L169] SORT_1 init_48_arg_1 = var_38; [L170] state_47 = init_48_arg_1 [L171] SORT_1 init_50_arg_1 = var_38; [L172] state_49 = init_50_arg_1 [L173] SORT_1 init_52_arg_1 = var_38; [L174] state_51 = init_52_arg_1 [L175] SORT_1 init_54_arg_1 = var_38; [L176] state_53 = init_54_arg_1 [L177] SORT_1 init_56_arg_1 = var_38; [L178] state_55 = init_56_arg_1 [L179] SORT_1 init_58_arg_1 = var_38; [L180] state_57 = init_58_arg_1 [L181] SORT_1 init_60_arg_1 = var_38; [L182] state_59 = init_60_arg_1 [L183] SORT_1 init_62_arg_1 = var_38; [L184] state_61 = init_62_arg_1 [L185] SORT_1 init_64_arg_1 = var_38; [L186] state_63 = init_64_arg_1 [L187] SORT_1 init_66_arg_1 = var_38; [L188] state_65 = init_66_arg_1 [L189] SORT_1 init_68_arg_1 = var_38; [L190] state_67 = init_68_arg_1 [L191] SORT_1 init_70_arg_1 = var_38; [L192] state_69 = init_70_arg_1 [L193] SORT_1 init_72_arg_1 = var_38; [L194] state_71 = init_72_arg_1 [L195] SORT_1 init_74_arg_1 = var_38; [L196] state_73 = init_74_arg_1 [L197] SORT_1 init_76_arg_1 = var_38; [L198] state_75 = init_76_arg_1 [L199] SORT_1 init_78_arg_1 = var_38; [L200] state_77 = init_78_arg_1 [L201] SORT_1 init_80_arg_1 = var_38; [L202] state_79 = init_80_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L205] input_93 = __VERIFIER_nondet_uchar() [L206] EXPR input_93 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L206] input_93 = input_93 & mask_SORT_1 [L207] input_95 = __VERIFIER_nondet_uchar() [L208] EXPR input_95 & mask_SORT_1 VAL [input_93=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L208] input_95 = input_95 & mask_SORT_1 [L209] input_97 = __VERIFIER_nondet_uchar() [L210] EXPR input_97 & mask_SORT_1 VAL [input_93=0, input_95=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L210] input_97 = input_97 & mask_SORT_1 [L211] input_99 = __VERIFIER_nondet_uchar() [L212] EXPR input_99 & mask_SORT_1 VAL [input_93=0, input_95=0, input_97=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L212] input_99 = input_99 & mask_SORT_1 [L213] input_105 = __VERIFIER_nondet_uchar() [L214] EXPR input_105 & mask_SORT_1 VAL [input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L214] input_105 = input_105 & mask_SORT_1 [L215] input_108 = __VERIFIER_nondet_uchar() [L216] EXPR input_108 & mask_SORT_1 VAL [input_105=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L216] input_108 = input_108 & mask_SORT_1 [L217] input_113 = __VERIFIER_nondet_uchar() [L218] EXPR input_113 & mask_SORT_1 VAL [input_105=0, input_108=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L218] input_113 = input_113 & mask_SORT_1 [L219] input_114 = __VERIFIER_nondet_uchar() [L220] EXPR input_114 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L220] input_114 = input_114 & mask_SORT_1 [L221] input_115 = __VERIFIER_nondet_uchar() [L222] EXPR input_115 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L222] input_115 = input_115 & mask_SORT_1 [L223] input_116 = __VERIFIER_nondet_uchar() [L224] EXPR input_116 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L224] input_116 = input_116 & mask_SORT_1 [L225] input_122 = __VERIFIER_nondet_uchar() [L226] EXPR input_122 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L226] input_122 = input_122 & mask_SORT_1 [L227] input_125 = __VERIFIER_nondet_uchar() [L228] EXPR input_125 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L228] input_125 = input_125 & mask_SORT_1 [L229] input_130 = __VERIFIER_nondet_uchar() [L230] EXPR input_130 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L230] input_130 = input_130 & mask_SORT_1 [L231] input_131 = __VERIFIER_nondet_uchar() [L232] EXPR input_131 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L232] input_131 = input_131 & mask_SORT_1 [L233] input_132 = __VERIFIER_nondet_uchar() [L234] EXPR input_132 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L234] input_132 = input_132 & mask_SORT_1 [L235] input_133 = __VERIFIER_nondet_uchar() [L236] EXPR input_133 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L236] input_133 = input_133 & mask_SORT_1 [L237] input_139 = __VERIFIER_nondet_uchar() [L238] EXPR input_139 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L238] input_139 = input_139 & mask_SORT_1 [L239] input_142 = __VERIFIER_nondet_uchar() [L240] EXPR input_142 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L240] input_142 = input_142 & mask_SORT_1 [L241] input_147 = __VERIFIER_nondet_uchar() [L242] EXPR input_147 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L242] input_147 = input_147 & mask_SORT_1 [L243] input_148 = __VERIFIER_nondet_uchar() [L244] EXPR input_148 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L244] input_148 = input_148 & mask_SORT_1 [L245] input_149 = __VERIFIER_nondet_uchar() [L246] EXPR input_149 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L246] input_149 = input_149 & mask_SORT_1 [L247] input_150 = __VERIFIER_nondet_uchar() [L248] EXPR input_150 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L248] input_150 = input_150 & mask_SORT_1 [L249] input_156 = __VERIFIER_nondet_uchar() [L250] EXPR input_156 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L250] input_156 = input_156 & mask_SORT_1 [L251] input_159 = __VERIFIER_nondet_uchar() [L252] EXPR input_159 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L252] input_159 = input_159 & mask_SORT_1 [L253] input_164 = __VERIFIER_nondet_uchar() [L254] EXPR input_164 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L254] input_164 = input_164 & mask_SORT_1 [L255] input_171 = __VERIFIER_nondet_uchar() [L256] EXPR input_171 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L256] input_171 = input_171 & mask_SORT_1 [L257] input_178 = __VERIFIER_nondet_uchar() [L258] EXPR input_178 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L258] input_178 = input_178 & mask_SORT_1 [L259] input_185 = __VERIFIER_nondet_uchar() [L260] EXPR input_185 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L260] input_185 = input_185 & mask_SORT_1 [L261] input_192 = __VERIFIER_nondet_uchar() [L262] input_200 = __VERIFIER_nondet_uchar() [L263] input_213 = __VERIFIER_nondet_uchar() [L264] input_221 = __VERIFIER_nondet_uchar() [L265] input_234 = __VERIFIER_nondet_uchar() [L266] input_242 = __VERIFIER_nondet_uchar() [L267] input_255 = __VERIFIER_nondet_uchar() [L268] input_263 = __VERIFIER_nondet_uchar() [L271] SORT_1 var_83_arg_0 = ~state_41; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_83_arg_0=-1, var_94=2, var_96=1, var_98=0] [L272] EXPR var_83_arg_0 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L272] var_83_arg_0 = var_83_arg_0 & mask_SORT_1 [L273] SORT_4 var_83_arg_1 = var_81; [L274] SORT_4 var_83_arg_2 = var_82; [L275] SORT_4 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L276] SORT_1 var_84_arg_0 = state_47; [L277] SORT_4 var_84_arg_1 = var_81; [L278] SORT_4 var_84_arg_2 = var_82; [L279] SORT_4 var_84 = var_84_arg_0 ? var_84_arg_1 : var_84_arg_2; [L280] SORT_4 var_85_arg_0 = var_83; [L281] SORT_4 var_85_arg_1 = var_84; [L282] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L283] SORT_1 var_86_arg_0 = state_53; [L284] SORT_4 var_86_arg_1 = var_81; [L285] SORT_4 var_86_arg_2 = var_82; [L286] SORT_4 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L287] SORT_4 var_87_arg_0 = var_85; [L288] SORT_4 var_87_arg_1 = var_86; [L289] SORT_4 var_87 = var_87_arg_0 + var_87_arg_1; [L290] SORT_1 var_88_arg_0 = state_59; [L291] SORT_4 var_88_arg_1 = var_81; [L292] SORT_4 var_88_arg_2 = var_82; [L293] SORT_4 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L294] SORT_4 var_89_arg_0 = var_87; [L295] SORT_4 var_89_arg_1 = var_88; [L296] SORT_4 var_89 = var_89_arg_0 + var_89_arg_1; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_89=0, var_94=2, var_96=1, var_98=0] [L297] EXPR var_89 & mask_SORT_4 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L297] var_89 = var_89 & mask_SORT_4 [L298] SORT_4 var_90_arg_0 = var_89; [L299] SORT_4 var_90_arg_1 = var_81; [L300] SORT_1 var_90 = var_90_arg_0 <= var_90_arg_1; [L301] SORT_1 var_91_arg_0 = ~state_79; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_90=1, var_91_arg_0=-1, var_94=2, var_96=1, var_98=0] [L302] EXPR var_91_arg_0 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_90=1, var_94=2, var_96=1, var_98=0] [L302] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L303] SORT_1 var_91_arg_1 = ~var_90; VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_91_arg_0=1, var_91_arg_1=-2, var_94=2, var_96=1, var_98=0] [L304] EXPR var_91_arg_1 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_91_arg_0=1, var_94=2, var_96=1, var_98=0] [L304] var_91_arg_1 = var_91_arg_1 & mask_SORT_1 [L305] EXPR var_91_arg_0 & var_91_arg_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L305] SORT_1 var_91 = var_91_arg_0 & var_91_arg_1; [L306] EXPR var_91 & mask_SORT_1 VAL [input_105=0, input_108=0, input_113=0, input_114=0, input_115=0, input_116=0, input_122=0, input_125=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_147=0, input_148=0, input_149=0, input_150=0, input_156=0, input_159=0, input_164=0, input_171=0, input_178=0, input_185=0, input_93=0, input_95=0, input_97=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_8=0, var_165=255, var_172=24, var_179=14, var_186=6, var_327=0, var_329=24, var_351=14, var_373=6, var_81=1, var_82=0, var_94=2, var_96=1, var_98=0] [L306] var_91 = var_91 & mask_SORT_1 [L307] SORT_1 bad_92_arg_0 = var_91; [L308] CALL __VERIFIER_assert(!(bad_92_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2982 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.7s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 25.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39034 SdHoareTripleChecker+Valid, 22.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 39034 mSDsluCounter, 146599 SdHoareTripleChecker+Invalid, 19.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 107659 mSDsCounter, 455 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25646 IncrementalHoareTripleChecker+Invalid, 26101 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 455 mSolverCounterUnsat, 38940 mSDtfsCounter, 25646 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3127occurred in iteration=9, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 10 MinimizatonAttempts, 11889 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 1667 NumberOfCodeBlocks, 1667 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1502 ConstructedInterpolants, 0 QuantifiedInterpolants, 8547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 05:21:41,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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 e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:21:44,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:21:44,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-28 05:21:44,758 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:21:44,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:21:44,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:21:44,818 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:21:44,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:21:44,819 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:21:44,820 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:21:44,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:21:44,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:21:44,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:21:44,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:21:44,822 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:21:44,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:21:44,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:21:44,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:21:44,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:21:44,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:21:44,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:21:44,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 05:21:44,824 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 05:21:44,824 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 05:21:44,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:21:44,824 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:21:44,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:21:44,824 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:21:44,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:21:44,824 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:21:44,825 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:21:44,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:21:44,826 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:21:44,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:21:44,826 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 05:21:44,827 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 05:21:44,827 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:21:44,827 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:21:44,827 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:21:44,827 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:21:44,827 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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/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 -> e2e1277a4e15b81e294d84238cefc49b681b91d3951b2c7171a9be5fdd8da446 [2024-11-28 05:21:45,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:21:45,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:21:45,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:21:45,204 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:21:45,205 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:21:45,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-11-28 05:21:48,425 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/58acd39d6/1af35f52a1194d7bb3767e49d7c7c674/FLAG46eb1b55c [2024-11-28 05:21:48,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:21:48,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-11-28 05:21:48,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/58acd39d6/1af35f52a1194d7bb3767e49d7c7c674/FLAG46eb1b55c [2024-11-28 05:21:48,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/data/58acd39d6/1af35f52a1194d7bb3767e49d7c7c674 [2024-11-28 05:21:48,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:21:48,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:21:48,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:21:48,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:21:48,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:21:48,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:21:48" (1/1) ... [2024-11-28 05:21:48,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@99be508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:48, skipping insertion in model container [2024-11-28 05:21:48,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:21:48" (1/1) ... [2024-11-28 05:21:49,024 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:21:49,264 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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-11-28 05:21:49,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:21:49,844 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:21:49,856 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_69c0483c-f8eb-4167-80fc-d2b9f71fc727/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.2.prop1-func-interl.c[1171,1184] [2024-11-28 05:21:50,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:21:50,139 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:21:50,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50 WrapperNode [2024-11-28 05:21:50,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:21:50,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:21:50,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:21:50,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:21:50,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,326 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2374 [2024-11-28 05:21:50,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:21:50,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:21:50,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:21:50,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:21:50,342 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,382 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,447 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 05:21:50,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,520 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:21:50,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:21:50,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:21:50,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:21:50,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (1/1) ... [2024-11-28 05:21:50,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:21:50,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:21:50,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:21:50,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:21:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:21:50,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 05:21:50,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:21:50,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:21:51,418 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:21:51,421 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:21:55,443 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-28 05:21:55,443 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:21:55,453 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:21:55,453 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 05:21:55,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:55 BoogieIcfgContainer [2024-11-28 05:21:55,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:21:55,456 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:21:55,457 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:21:55,463 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:21:55,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:21:48" (1/3) ... [2024-11-28 05:21:55,464 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@654827cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:21:55, skipping insertion in model container [2024-11-28 05:21:55,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:21:50" (2/3) ... [2024-11-28 05:21:55,466 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@654827cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:21:55, skipping insertion in model container [2024-11-28 05:21:55,467 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:21:55" (3/3) ... [2024-11-28 05:21:55,468 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.2.prop1-func-interl.c [2024-11-28 05:21:55,485 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:21:55,487 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.2.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:21:55,542 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:21:55,558 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;@279ce6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:21:55,560 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:21:55,564 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 05:21:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-28 05:21:55,570 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:55,570 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-28 05:21:55,571 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:55,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:55,577 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-28 05:21:55,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:21:55,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1730379774] [2024-11-28 05:21:55,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:55,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:21:55,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:21:55,596 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:21:55,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:21:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:56,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-28 05:21:56,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:21:56,766 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 05:21:56,766 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:21:56,769 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:21:56,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730379774] [2024-11-28 05:21:56,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1730379774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:21:56,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:21:56,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:21:56,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067184681] [2024-11-28 05:21:56,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:21:56,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:21:56,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:21:56,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:21:56,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:21:56,801 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 05:21:57,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:21:57,125 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-28 05:21:57,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:21:57,127 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 05:21:57,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:21:57,134 INFO L225 Difference]: With dead ends: 18 [2024-11-28 05:21:57,134 INFO L226 Difference]: Without dead ends: 10 [2024-11-28 05:21:57,137 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 05:21:57,140 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:21:57,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 05:21:57,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-28 05:21:57,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-28 05:21:57,167 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 05:21:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-28 05:21:57,172 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-28 05:21:57,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:21:57,172 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-28 05:21:57,173 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 05:21:57,173 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-28 05:21:57,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-28 05:21:57,173 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:21:57,173 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-28 05:21:57,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 05:21:57,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:21:57,378 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:21:57,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:21:57,379 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-28 05:21:57,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:21:57,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1989931419] [2024-11-28 05:21:57,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:21:57,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:21:57,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:21:57,384 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:21:57,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69c0483c-f8eb-4167-80fc-d2b9f71fc727/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:21:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:21:58,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-28 05:21:58,384 INFO L279 TraceCheckSpWp]: Computing forward predicates...