./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:56:00,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:56:00,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 19:56:00,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:56:00,417 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:56:00,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:56:00,465 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:56:00,466 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:56:00,466 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:56:00,467 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:56:00,468 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:56:00,468 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:56:00,469 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:56:00,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:56:00,470 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:56:00,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:56:00,471 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:56:00,471 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:56:00,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:56:00,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:56:00,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:56:00,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:56:00,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:56:00,472 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:56:00,472 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:56:00,472 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:56:00,472 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:56:00,473 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:56:00,473 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:56:00,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:00,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:56:00,474 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:56:00,474 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:56:00,475 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:56:00,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:00,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:56:00,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:56:00,475 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:56:00,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:56:00,476 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:56:00,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:56:00,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:56:00,476 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:56:00,476 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:56:00,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:56:00,476 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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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 -> 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab [2024-11-27 19:56:00,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:56:00,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:56:00,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:56:00,887 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:56:00,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:56:00,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-11-27 19:56:04,301 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/f21918ed7/9870437ebb824886a948600e158f3cbe/FLAGf4deb170f [2024-11-27 19:56:04,886 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:56:04,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-11-27 19:56:04,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/f21918ed7/9870437ebb824886a948600e158f3cbe/FLAGf4deb170f [2024-11-27 19:56:04,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/f21918ed7/9870437ebb824886a948600e158f3cbe [2024-11-27 19:56:04,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:56:04,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:56:04,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:56:04,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:56:04,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:56:04,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:56:04" (1/1) ... [2024-11-27 19:56:04,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4d0f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:04, skipping insertion in model container [2024-11-27 19:56:04,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:56:04" (1/1) ... [2024-11-27 19:56:05,055 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:56:05,296 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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-11-27 19:56:06,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:56:06,088 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:56:06,100 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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-11-27 19:56:06,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:56:06,593 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:56:06,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06 WrapperNode [2024-11-27 19:56:06,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:56:06,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:56:06,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:56:06,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:56:06,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:06,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:08,305 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10892 [2024-11-27 19:56:08,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:56:08,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:56:08,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:56:08,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:56:08,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:08,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:08,660 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,025 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]. [2024-11-27 19:56:09,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,544 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:56:09,986 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:56:09,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:56:09,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:56:09,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (1/1) ... [2024-11-27 19:56:09,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:10,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:56:10,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:56:10,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:56:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:56:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:56:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:56:10,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:56:10,944 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:56:10,947 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:56:30,079 INFO L? ?]: Removed 5935 outVars from TransFormulas that were not future-live. [2024-11-27 19:56:30,079 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:56:30,204 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:56:30,208 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 19:56:30,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:56:30 BoogieIcfgContainer [2024-11-27 19:56:30,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:56:30,212 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:56:30,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:56:30,222 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:56:30,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:56:04" (1/3) ... [2024-11-27 19:56:30,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29bc5985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:56:30, skipping insertion in model container [2024-11-27 19:56:30,227 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:06" (2/3) ... [2024-11-27 19:56:30,227 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29bc5985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:56:30, skipping insertion in model container [2024-11-27 19:56:30,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:56:30" (3/3) ... [2024-11-27 19:56:30,230 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-11-27 19:56:30,252 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:56:30,257 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c that has 1 procedures, 3938 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 19:56:30,459 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:56:30,478 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;@221e4ea4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:56:30,479 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:56:30,501 INFO L276 IsEmpty]: Start isEmpty. Operand has 3938 states, 3936 states have (on average 1.4997459349593496) internal successors, (5903), 3937 states have internal predecessors, (5903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:30,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-27 19:56:30,522 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:30,523 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:30,524 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:30,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:30,532 INFO L85 PathProgramCache]: Analyzing trace with hash -727583302, now seen corresponding path program 1 times [2024-11-27 19:56:30,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:30,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533117323] [2024-11-27 19:56:30,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:30,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:32,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:32,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:32,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533117323] [2024-11-27 19:56:32,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533117323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:32,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:32,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 19:56:32,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994464004] [2024-11-27 19:56:32,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:32,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 19:56:32,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:32,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 19:56:32,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 19:56:32,628 INFO L87 Difference]: Start difference. First operand has 3938 states, 3936 states have (on average 1.4997459349593496) internal successors, (5903), 3937 states have internal predecessors, (5903), 0 states have call successors, (0), 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 42.25) internal successors, (169), 4 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:33,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:56:33,061 INFO L93 Difference]: Finished difference Result 7709 states and 11559 transitions. [2024-11-27 19:56:33,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 19:56:33,064 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 169 [2024-11-27 19:56:33,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:56:33,105 INFO L225 Difference]: With dead ends: 7709 [2024-11-27 19:56:33,106 INFO L226 Difference]: Without dead ends: 3937 [2024-11-27 19:56:33,121 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 [2024-11-27 19:56:33,125 INFO L435 NwaCegarLoop]: 5897 mSDtfsCounter, 0 mSDsluCounter, 11788 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17685 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 [2024-11-27 19:56:33,126 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17685 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:56:33,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3937 states. [2024-11-27 19:56:33,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3937 to 3937. [2024-11-27 19:56:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3937 states, 3936 states have (on average 1.4992378048780488) internal successors, (5901), 3936 states have internal predecessors, (5901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:33,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3937 states to 3937 states and 5901 transitions. [2024-11-27 19:56:33,316 INFO L78 Accepts]: Start accepts. Automaton has 3937 states and 5901 transitions. Word has length 169 [2024-11-27 19:56:33,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:56:33,318 INFO L471 AbstractCegarLoop]: Abstraction has 3937 states and 5901 transitions. [2024-11-27 19:56:33,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3937 states and 5901 transitions. [2024-11-27 19:56:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-27 19:56:33,325 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:33,325 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:33,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 19:56:33,326 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:33,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:33,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1078549663, now seen corresponding path program 1 times [2024-11-27 19:56:33,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:33,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856740694] [2024-11-27 19:56:33,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:33,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:33,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:33,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856740694] [2024-11-27 19:56:33,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856740694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:33,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:33,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 19:56:33,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597957385] [2024-11-27 19:56:33,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:33,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 19:56:33,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:33,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 19:56:33,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 19:56:33,941 INFO L87 Difference]: Start difference. First operand 3937 states and 5901 transitions. Second operand has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:34,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:56:34,114 INFO L93 Difference]: Finished difference Result 7710 states and 11557 transitions. [2024-11-27 19:56:34,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 19:56:34,115 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 170 [2024-11-27 19:56:34,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:56:34,132 INFO L225 Difference]: With dead ends: 7710 [2024-11-27 19:56:34,133 INFO L226 Difference]: Without dead ends: 3939 [2024-11-27 19:56:34,138 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 [2024-11-27 19:56:34,140 INFO L435 NwaCegarLoop]: 5897 mSDtfsCounter, 0 mSDsluCounter, 11784 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17681 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 [2024-11-27 19:56:34,142 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17681 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:56:34,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2024-11-27 19:56:34,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3939. [2024-11-27 19:56:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3939 states, 3938 states have (on average 1.4989842559674962) internal successors, (5903), 3938 states have internal predecessors, (5903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3939 states to 3939 states and 5903 transitions. [2024-11-27 19:56:34,243 INFO L78 Accepts]: Start accepts. Automaton has 3939 states and 5903 transitions. Word has length 170 [2024-11-27 19:56:34,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:56:34,244 INFO L471 AbstractCegarLoop]: Abstraction has 3939 states and 5903 transitions. [2024-11-27 19:56:34,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.5) internal successors, (170), 4 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 3939 states and 5903 transitions. [2024-11-27 19:56:34,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-27 19:56:34,251 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:34,251 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:34,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 19:56:34,251 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:34,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:34,253 INFO L85 PathProgramCache]: Analyzing trace with hash -173266061, now seen corresponding path program 1 times [2024-11-27 19:56:34,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:34,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321710064] [2024-11-27 19:56:34,253 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:34,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:34,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:34,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321710064] [2024-11-27 19:56:34,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321710064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:34,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:34,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 19:56:34,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004731015] [2024-11-27 19:56:34,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:34,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 19:56:34,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:34,936 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 19:56:34,936 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 19:56:34,936 INFO L87 Difference]: Start difference. First operand 3939 states and 5903 transitions. Second operand has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:35,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:56:35,146 INFO L93 Difference]: Finished difference Result 7714 states and 11561 transitions. [2024-11-27 19:56:35,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 19:56:35,147 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 0 states have call successors, (0), 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 171 [2024-11-27 19:56:35,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:56:35,163 INFO L225 Difference]: With dead ends: 7714 [2024-11-27 19:56:35,164 INFO L226 Difference]: Without dead ends: 3941 [2024-11-27 19:56:35,168 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 [2024-11-27 19:56:35,169 INFO L435 NwaCegarLoop]: 5897 mSDtfsCounter, 0 mSDsluCounter, 11778 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17675 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 [2024-11-27 19:56:35,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17675 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:56:35,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3941 states. [2024-11-27 19:56:35,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3941 to 3941. [2024-11-27 19:56:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3941 states, 3940 states have (on average 1.498730964467005) internal successors, (5905), 3940 states have internal predecessors, (5905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:35,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 5905 transitions. [2024-11-27 19:56:35,283 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 5905 transitions. Word has length 171 [2024-11-27 19:56:35,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:56:35,284 INFO L471 AbstractCegarLoop]: Abstraction has 3941 states and 5905 transitions. [2024-11-27 19:56:35,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.75) internal successors, (171), 4 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:35,285 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 5905 transitions. [2024-11-27 19:56:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-27 19:56:35,287 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:35,288 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:35,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 19:56:35,288 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:35,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:35,290 INFO L85 PathProgramCache]: Analyzing trace with hash -167392728, now seen corresponding path program 1 times [2024-11-27 19:56:35,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:35,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488271224] [2024-11-27 19:56:35,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:35,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:35,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:35,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488271224] [2024-11-27 19:56:35,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488271224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:35,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:35,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 19:56:35,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824749424] [2024-11-27 19:56:35,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:35,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 19:56:35,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:35,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 19:56:35,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 19:56:35,967 INFO L87 Difference]: Start difference. First operand 3941 states and 5905 transitions. Second operand has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:36,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:56:36,221 INFO L93 Difference]: Finished difference Result 7724 states and 11573 transitions. [2024-11-27 19:56:36,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 19:56:36,222 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 0 states have call successors, (0), 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 172 [2024-11-27 19:56:36,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:56:36,241 INFO L225 Difference]: With dead ends: 7724 [2024-11-27 19:56:36,241 INFO L226 Difference]: Without dead ends: 3949 [2024-11-27 19:56:36,247 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 [2024-11-27 19:56:36,249 INFO L435 NwaCegarLoop]: 5897 mSDtfsCounter, 3 mSDsluCounter, 11778 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 17675 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 19:56:36,251 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 17675 Invalid, 21 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 19:56:36,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3949 states. [2024-11-27 19:56:36,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3949 to 3945. [2024-11-27 19:56:36,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3945 states, 3944 states have (on average 1.4987322515212982) internal successors, (5911), 3944 states have internal predecessors, (5911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 3945 states and 5911 transitions. [2024-11-27 19:56:36,411 INFO L78 Accepts]: Start accepts. Automaton has 3945 states and 5911 transitions. Word has length 172 [2024-11-27 19:56:36,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:56:36,412 INFO L471 AbstractCegarLoop]: Abstraction has 3945 states and 5911 transitions. [2024-11-27 19:56:36,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.0) internal successors, (172), 4 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3945 states and 5911 transitions. [2024-11-27 19:56:36,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-27 19:56:36,416 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:36,416 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:36,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 19:56:36,417 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:36,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:36,418 INFO L85 PathProgramCache]: Analyzing trace with hash 219986988, now seen corresponding path program 1 times [2024-11-27 19:56:36,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:36,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468915378] [2024-11-27 19:56:36,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:36,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:37,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:37,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468915378] [2024-11-27 19:56:37,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468915378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:37,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:37,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 19:56:37,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625873680] [2024-11-27 19:56:37,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:37,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 19:56:37,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:37,461 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 19:56:37,462 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 19:56:37,462 INFO L87 Difference]: Start difference. First operand 3945 states and 5911 transitions. Second operand has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 6 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:43,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:56:43,259 INFO L93 Difference]: Finished difference Result 16611 states and 24892 transitions. [2024-11-27 19:56:43,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 19:56:43,261 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 6 states have internal predecessors, (173), 0 states have call successors, (0), 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 173 [2024-11-27 19:56:43,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:56:43,289 INFO L225 Difference]: With dead ends: 16611 [2024-11-27 19:56:43,290 INFO L226 Difference]: Without dead ends: 7120 [2024-11-27 19:56:43,301 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 [2024-11-27 19:56:43,302 INFO L435 NwaCegarLoop]: 5654 mSDtfsCounter, 16468 mSDsluCounter, 20876 mSDsCounter, 0 mSdLazyCounter, 2933 mSolverCounterSat, 531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16468 SdHoareTripleChecker+Valid, 26530 SdHoareTripleChecker+Invalid, 3464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 531 IncrementalHoareTripleChecker+Valid, 2933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:56:43,302 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16468 Valid, 26530 Invalid, 3464 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [531 Valid, 2933 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-27 19:56:43,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7120 states. [2024-11-27 19:56:43,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7120 to 4087. [2024-11-27 19:56:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 4086 states have (on average 1.4985315712187959) internal successors, (6123), 4086 states have internal predecessors, (6123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:43,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 6123 transitions. [2024-11-27 19:56:43,442 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 6123 transitions. Word has length 173 [2024-11-27 19:56:43,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:56:43,443 INFO L471 AbstractCegarLoop]: Abstraction has 4087 states and 6123 transitions. [2024-11-27 19:56:43,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.833333333333332) internal successors, (173), 6 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:43,443 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 6123 transitions. [2024-11-27 19:56:43,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-27 19:56:43,448 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:43,448 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:43,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 19:56:43,448 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:43,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:43,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1324278922, now seen corresponding path program 1 times [2024-11-27 19:56:43,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:43,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189316443] [2024-11-27 19:56:43,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:43,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:44,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:44,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:44,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189316443] [2024-11-27 19:56:44,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189316443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:44,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:44,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:56:44,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549229790] [2024-11-27 19:56:44,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:44,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:56:44,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:44,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:56:44,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:56:44,224 INFO L87 Difference]: Start difference. First operand 4087 states and 6123 transitions. Second operand has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:50,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:56:50,806 INFO L93 Difference]: Finished difference Result 10899 states and 16330 transitions. [2024-11-27 19:56:50,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:56:50,807 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 0 states have call successors, (0), 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 174 [2024-11-27 19:56:50,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:56:50,849 INFO L225 Difference]: With dead ends: 10899 [2024-11-27 19:56:50,849 INFO L226 Difference]: Without dead ends: 7120 [2024-11-27 19:56:50,857 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 [2024-11-27 19:56:50,859 INFO L435 NwaCegarLoop]: 4440 mSDtfsCounter, 4837 mSDsluCounter, 12579 mSDsCounter, 0 mSdLazyCounter, 6330 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4837 SdHoareTripleChecker+Valid, 17019 SdHoareTripleChecker+Invalid, 6330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-27 19:56:50,859 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4837 Valid, 17019 Invalid, 6330 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 6330 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2024-11-27 19:56:50,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7120 states. [2024-11-27 19:56:50,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7120 to 4088. [2024-11-27 19:56:50,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4087 states have (on average 1.4984095913873257) internal successors, (6124), 4087 states have internal predecessors, (6124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 6124 transitions. [2024-11-27 19:56:50,999 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 6124 transitions. Word has length 174 [2024-11-27 19:56:51,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:56:51,000 INFO L471 AbstractCegarLoop]: Abstraction has 4088 states and 6124 transitions. [2024-11-27 19:56:51,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 6124 transitions. [2024-11-27 19:56:51,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-27 19:56:51,007 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:51,007 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:51,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 19:56:51,008 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:51,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:51,008 INFO L85 PathProgramCache]: Analyzing trace with hash -648131639, now seen corresponding path program 1 times [2024-11-27 19:56:51,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:51,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999017250] [2024-11-27 19:56:51,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:51,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:51,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:51,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:51,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999017250] [2024-11-27 19:56:51,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999017250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:51,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:51,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:56:51,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579776930] [2024-11-27 19:56:51,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:51,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:56:51,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:51,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:56:51,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:56:51,743 INFO L87 Difference]: Start difference. First operand 4088 states and 6124 transitions. Second operand has 5 states, 5 states have (on average 35.0) internal successors, (175), 5 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:57,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:56:57,815 INFO L93 Difference]: Finished difference Result 11487 states and 17211 transitions. [2024-11-27 19:56:57,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:56:57,816 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.0) internal successors, (175), 5 states have internal predecessors, (175), 0 states have call successors, (0), 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 175 [2024-11-27 19:56:57,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:56:57,829 INFO L225 Difference]: With dead ends: 11487 [2024-11-27 19:56:57,829 INFO L226 Difference]: Without dead ends: 7708 [2024-11-27 19:56:57,833 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 [2024-11-27 19:56:57,834 INFO L435 NwaCegarLoop]: 4250 mSDtfsCounter, 5717 mSDsluCounter, 12582 mSDsCounter, 0 mSdLazyCounter, 6517 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5717 SdHoareTripleChecker+Valid, 16832 SdHoareTripleChecker+Invalid, 6518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-27 19:56:57,834 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5717 Valid, 16832 Invalid, 6518 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 6517 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-27 19:56:57,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7708 states. [2024-11-27 19:56:57,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7708 to 4096. [2024-11-27 19:56:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4096 states, 4095 states have (on average 1.497924297924298) internal successors, (6134), 4095 states have internal predecessors, (6134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:57,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 4096 states and 6134 transitions. [2024-11-27 19:56:57,946 INFO L78 Accepts]: Start accepts. Automaton has 4096 states and 6134 transitions. Word has length 175 [2024-11-27 19:56:57,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:56:57,947 INFO L471 AbstractCegarLoop]: Abstraction has 4096 states and 6134 transitions. [2024-11-27 19:56:57,947 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.0) internal successors, (175), 5 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:56:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 4096 states and 6134 transitions. [2024-11-27 19:56:57,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-27 19:56:57,952 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:56:57,952 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:56:57,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 19:56:57,953 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:56:57,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:56:57,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1616740910, now seen corresponding path program 1 times [2024-11-27 19:56:57,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:56:57,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980118573] [2024-11-27 19:56:57,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:56:57,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:56:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:56:59,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:56:59,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:56:59,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980118573] [2024-11-27 19:56:59,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980118573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:56:59,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:56:59,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 19:56:59,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322389884] [2024-11-27 19:56:59,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:56:59,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 19:56:59,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:56:59,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 19:56:59,006 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-27 19:56:59,006 INFO L87 Difference]: Start difference. First operand 4096 states and 6134 transitions. Second operand has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:57:04,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:04,434 INFO L93 Difference]: Finished difference Result 7890 states and 11818 transitions. [2024-11-27 19:57:04,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 19:57:04,434 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 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 176 [2024-11-27 19:57:04,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:04,445 INFO L225 Difference]: With dead ends: 7890 [2024-11-27 19:57:04,445 INFO L226 Difference]: Without dead ends: 4111 [2024-11-27 19:57:04,449 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 [2024-11-27 19:57:04,450 INFO L435 NwaCegarLoop]: 4236 mSDtfsCounter, 5752 mSDsluCounter, 12694 mSDsCounter, 0 mSdLazyCounter, 6665 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5752 SdHoareTripleChecker+Valid, 16930 SdHoareTripleChecker+Invalid, 6666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:57:04,450 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5752 Valid, 16930 Invalid, 6666 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 6665 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2024-11-27 19:57:04,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4111 states. [2024-11-27 19:57:04,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4111 to 4109. [2024-11-27 19:57:04,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4109 states, 4108 states have (on average 1.4968354430379747) internal successors, (6149), 4108 states have internal predecessors, (6149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:57:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 4109 states and 6149 transitions. [2024-11-27 19:57:04,525 INFO L78 Accepts]: Start accepts. Automaton has 4109 states and 6149 transitions. Word has length 176 [2024-11-27 19:57:04,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:04,526 INFO L471 AbstractCegarLoop]: Abstraction has 4109 states and 6149 transitions. [2024-11-27 19:57:04,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.333333333333332) internal successors, (176), 6 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 19:57:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4109 states and 6149 transitions. [2024-11-27 19:57:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-27 19:57:04,529 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:04,529 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:04,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 19:57:04,529 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:57:04,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:04,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1101291990, now seen corresponding path program 1 times [2024-11-27 19:57:04,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:04,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675574784] [2024-11-27 19:57:04,530 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:04,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:57:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:57:04,667 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:57:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:57:05,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 19:57:05,015 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 19:57:05,016 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 19:57:05,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 19:57:05,024 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:05,336 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 19:57:05,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 07:57:05 BoogieIcfgContainer [2024-11-27 19:57:05,343 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 19:57:05,344 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 19:57:05,345 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 19:57:05,346 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 19:57:05,347 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:56:30" (3/4) ... [2024-11-27 19:57:05,351 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 19:57:05,352 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 19:57:05,354 INFO L158 Benchmark]: Toolchain (without parser) took 60412.87ms. Allocated memory was 142.6MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 101.8MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 359.2MB. Max. memory is 16.1GB. [2024-11-27 19:57:05,354 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:57:05,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1650.73ms. Allocated memory was 142.6MB in the beginning and 436.2MB in the end (delta: 293.6MB). Free memory was 101.4MB in the beginning and 355.3MB in the end (delta: -253.8MB). Peak memory consumption was 108.9MB. Max. memory is 16.1GB. [2024-11-27 19:57:05,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 1709.73ms. Allocated memory was 436.2MB in the beginning and 1.3GB in the end (delta: 872.4MB). Free memory was 355.3MB in the beginning and 1.0GB in the end (delta: -694.2MB). Peak memory consumption was 249.8MB. Max. memory is 16.1GB. [2024-11-27 19:57:05,356 INFO L158 Benchmark]: Boogie Preprocessor took 1678.25ms. Allocated memory is still 1.3GB. Free memory was 1.0GB in the beginning and 969.0MB in the end (delta: 80.5MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2024-11-27 19:57:05,357 INFO L158 Benchmark]: RCFGBuilder took 20223.81ms. Allocated memory was 1.3GB in the beginning and 3.9GB in the end (delta: 2.6GB). Free memory was 969.0MB in the beginning and 3.4GB in the end (delta: -2.4GB). Peak memory consumption was 959.6MB. Max. memory is 16.1GB. [2024-11-27 19:57:05,358 INFO L158 Benchmark]: TraceAbstraction took 35130.95ms. Allocated memory is still 3.9GB. Free memory was 3.4GB in the beginning and 3.5GB in the end (delta: -137.7MB). Peak memory consumption was 889.9MB. Max. memory is 16.1GB. [2024-11-27 19:57:05,359 INFO L158 Benchmark]: Witness Printer took 9.17ms. Allocated memory is still 3.9GB. Free memory was 3.5GB in the beginning and 3.5GB in the end (delta: 157.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:57:05,361 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1650.73ms. Allocated memory was 142.6MB in the beginning and 436.2MB in the end (delta: 293.6MB). Free memory was 101.4MB in the beginning and 355.3MB in the end (delta: -253.8MB). Peak memory consumption was 108.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1709.73ms. Allocated memory was 436.2MB in the beginning and 1.3GB in the end (delta: 872.4MB). Free memory was 355.3MB in the beginning and 1.0GB in the end (delta: -694.2MB). Peak memory consumption was 249.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1678.25ms. Allocated memory is still 1.3GB. Free memory was 1.0GB in the beginning and 969.0MB in the end (delta: 80.5MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. * RCFGBuilder took 20223.81ms. Allocated memory was 1.3GB in the beginning and 3.9GB in the end (delta: 2.6GB). Free memory was 969.0MB in the beginning and 3.4GB in the end (delta: -2.4GB). Peak memory consumption was 959.6MB. Max. memory is 16.1GB. * TraceAbstraction took 35130.95ms. Allocated memory is still 3.9GB. Free memory was 3.4GB in the beginning and 3.5GB in the end (delta: -137.7MB). Peak memory consumption was 889.9MB. Max. memory is 16.1GB. * Witness Printer took 9.17ms. Allocated memory is still 3.9GB. Free memory was 3.5GB in the beginning and 3.5GB in the end (delta: 157.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 360, overapproximation of bitwiseAnd at line 321, overapproximation of bitwiseAnd at line 358. 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_36 = 0; [L40] const SORT_4 var_89 = 1; [L41] const SORT_4 var_90 = 0; [L42] const SORT_2 var_104 = 2; [L43] const SORT_2 var_106 = 1; [L44] const SORT_2 var_108 = 0; [L45] const SORT_2 var_168 = 23; [L46] const SORT_2 var_169 = 255; [L47] const SORT_2 var_178 = 24; [L48] const SORT_2 var_187 = 14; [L49] const SORT_2 var_196 = 6; [L50] const SORT_3 var_494 = 0; [L51] const SORT_4 var_496 = 23; [L52] const SORT_4 var_528 = 24; [L53] const SORT_4 var_560 = 14; [L54] const SORT_4 var_592 = 6; [L56] SORT_1 input_103; [L57] SORT_1 input_105; [L58] SORT_1 input_107; [L59] SORT_1 input_109; [L60] SORT_1 input_115; [L61] SORT_1 input_118; [L62] SORT_1 input_119; [L63] SORT_1 input_120; [L64] SORT_1 input_121; [L65] SORT_1 input_127; [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_143; [L73] SORT_1 input_144; [L74] SORT_1 input_145; [L75] SORT_1 input_151; [L76] SORT_1 input_154; [L77] SORT_1 input_155; [L78] SORT_1 input_156; [L79] SORT_1 input_157; [L80] SORT_1 input_163; [L81] SORT_1 input_166; [L82] SORT_1 input_167; [L83] SORT_1 input_176; [L84] SORT_1 input_177; [L85] SORT_1 input_185; [L86] SORT_1 input_186; [L87] SORT_1 input_194; [L88] SORT_1 input_195; [L89] SORT_1 input_203; [L90] SORT_1 input_204; [L91] SORT_1 input_218; [L92] SORT_1 input_220; [L93] SORT_1 input_239; [L94] SORT_1 input_241; [L95] SORT_1 input_260; [L96] SORT_1 input_262; [L97] SORT_1 input_281; [L98] SORT_1 input_283; [L99] SORT_1 input_302; [L100] SORT_1 input_304; [L101] SORT_1 input_316; [L102] SORT_1 input_333; [L103] SORT_1 input_350; [L104] SORT_1 input_367; [L105] SORT_1 input_384; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L107] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L108] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L109] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L110] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L111] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L112] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L113] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L114] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L115] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L116] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L117] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L118] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L119] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L120] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L121] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L122] SORT_1 state_37 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L123] SORT_1 state_39 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L124] SORT_1 state_41 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L125] SORT_1 state_43 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L126] SORT_1 state_45 = __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_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L127] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L128] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L129] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L130] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L131] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L132] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L133] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L134] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L135] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L136] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L137] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L138] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L139] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L140] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L141] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L142] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L143] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L144] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L145] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L146] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_36=0, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_5=0, var_89=1, var_90=0] [L147] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] SORT_2 init_7_arg_1 = var_5; [L150] state_6 = init_7_arg_1 [L151] SORT_2 init_9_arg_1 = var_5; [L152] state_8 = init_9_arg_1 [L153] SORT_2 init_11_arg_1 = var_5; [L154] state_10 = init_11_arg_1 [L155] SORT_2 init_13_arg_1 = var_5; [L156] state_12 = init_13_arg_1 [L157] SORT_2 init_15_arg_1 = var_5; [L158] state_14 = init_15_arg_1 [L159] SORT_2 init_17_arg_1 = var_5; [L160] state_16 = init_17_arg_1 [L161] SORT_2 init_19_arg_1 = var_5; [L162] state_18 = init_19_arg_1 [L163] SORT_2 init_21_arg_1 = var_5; [L164] state_20 = init_21_arg_1 [L165] SORT_2 init_23_arg_1 = var_5; [L166] state_22 = init_23_arg_1 [L167] SORT_2 init_25_arg_1 = var_5; [L168] state_24 = init_25_arg_1 [L169] SORT_2 init_27_arg_1 = var_5; [L170] state_26 = init_27_arg_1 [L171] SORT_2 init_29_arg_1 = var_5; [L172] state_28 = init_29_arg_1 [L173] SORT_2 init_31_arg_1 = var_5; [L174] state_30 = init_31_arg_1 [L175] SORT_2 init_33_arg_1 = var_5; [L176] state_32 = init_33_arg_1 [L177] SORT_2 init_35_arg_1 = var_5; [L178] state_34 = init_35_arg_1 [L179] SORT_1 init_38_arg_1 = var_36; [L180] state_37 = init_38_arg_1 [L181] SORT_1 init_40_arg_1 = var_36; [L182] state_39 = init_40_arg_1 [L183] SORT_1 init_42_arg_1 = var_36; [L184] state_41 = init_42_arg_1 [L185] SORT_1 init_44_arg_1 = var_36; [L186] state_43 = init_44_arg_1 [L187] SORT_1 init_46_arg_1 = var_36; [L188] state_45 = init_46_arg_1 [L189] SORT_1 init_48_arg_1 = var_36; [L190] state_47 = init_48_arg_1 [L191] SORT_1 init_50_arg_1 = var_36; [L192] state_49 = init_50_arg_1 [L193] SORT_1 init_52_arg_1 = var_36; [L194] state_51 = init_52_arg_1 [L195] SORT_1 init_54_arg_1 = var_36; [L196] state_53 = init_54_arg_1 [L197] SORT_1 init_56_arg_1 = var_36; [L198] state_55 = init_56_arg_1 [L199] SORT_1 init_58_arg_1 = var_36; [L200] state_57 = init_58_arg_1 [L201] SORT_1 init_60_arg_1 = var_36; [L202] state_59 = init_60_arg_1 [L203] SORT_1 init_62_arg_1 = var_36; [L204] state_61 = init_62_arg_1 [L205] SORT_1 init_64_arg_1 = var_36; [L206] state_63 = init_64_arg_1 [L207] SORT_1 init_66_arg_1 = var_36; [L208] state_65 = init_66_arg_1 [L209] SORT_1 init_68_arg_1 = var_36; [L210] state_67 = init_68_arg_1 [L211] SORT_1 init_70_arg_1 = var_36; [L212] state_69 = init_70_arg_1 [L213] SORT_1 init_72_arg_1 = var_36; [L214] state_71 = init_72_arg_1 [L215] SORT_1 init_74_arg_1 = var_36; [L216] state_73 = init_74_arg_1 [L217] SORT_1 init_76_arg_1 = var_36; [L218] state_75 = init_76_arg_1 [L219] SORT_1 init_78_arg_1 = var_36; [L220] state_77 = init_78_arg_1 [L221] SORT_1 init_80_arg_1 = var_36; [L222] state_79 = init_80_arg_1 [L223] SORT_1 init_82_arg_1 = var_36; [L224] state_81 = init_82_arg_1 [L225] SORT_1 init_84_arg_1 = var_36; [L226] state_83 = init_84_arg_1 [L227] SORT_1 init_86_arg_1 = var_36; [L228] state_85 = init_86_arg_1 [L229] SORT_1 init_88_arg_1 = var_36; [L230] state_87 = init_88_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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L233] input_103 = __VERIFIER_nondet_uchar() [L234] EXPR input_103 & 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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L234] input_103 = input_103 & mask_SORT_1 [L235] input_105 = __VERIFIER_nondet_uchar() [L236] EXPR input_105 & mask_SORT_1 VAL [input_103=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L236] input_105 = input_105 & mask_SORT_1 [L237] input_107 = __VERIFIER_nondet_uchar() [L238] EXPR input_107 & mask_SORT_1 VAL [input_103=0, input_105=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L238] input_107 = input_107 & mask_SORT_1 [L239] input_109 = __VERIFIER_nondet_uchar() [L240] EXPR input_109 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L240] input_109 = input_109 & mask_SORT_1 [L241] input_115 = __VERIFIER_nondet_uchar() [L242] EXPR input_115 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L242] input_115 = input_115 & mask_SORT_1 [L243] input_118 = __VERIFIER_nondet_uchar() [L244] EXPR input_118 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L244] input_118 = input_118 & mask_SORT_1 [L245] input_119 = __VERIFIER_nondet_uchar() [L246] EXPR input_119 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L246] input_119 = input_119 & mask_SORT_1 [L247] input_120 = __VERIFIER_nondet_uchar() [L248] EXPR input_120 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L248] input_120 = input_120 & mask_SORT_1 [L249] input_121 = __VERIFIER_nondet_uchar() [L250] EXPR input_121 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L250] input_121 = input_121 & mask_SORT_1 [L251] input_127 = __VERIFIER_nondet_uchar() [L252] EXPR input_127 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L252] input_127 = input_127 & mask_SORT_1 [L253] input_130 = __VERIFIER_nondet_uchar() [L254] EXPR input_130 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L254] input_130 = input_130 & mask_SORT_1 [L255] input_131 = __VERIFIER_nondet_uchar() [L256] EXPR input_131 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L256] input_131 = input_131 & mask_SORT_1 [L257] input_132 = __VERIFIER_nondet_uchar() [L258] EXPR input_132 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L258] input_132 = input_132 & mask_SORT_1 [L259] input_133 = __VERIFIER_nondet_uchar() [L260] EXPR input_133 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L260] input_133 = input_133 & mask_SORT_1 [L261] input_139 = __VERIFIER_nondet_uchar() [L262] EXPR input_139 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L262] input_139 = input_139 & mask_SORT_1 [L263] input_142 = __VERIFIER_nondet_uchar() [L264] EXPR input_142 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L264] input_142 = input_142 & mask_SORT_1 [L265] input_143 = __VERIFIER_nondet_uchar() [L266] EXPR input_143 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L266] input_143 = input_143 & mask_SORT_1 [L267] input_144 = __VERIFIER_nondet_uchar() [L268] EXPR input_144 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L268] input_144 = input_144 & mask_SORT_1 [L269] input_145 = __VERIFIER_nondet_uchar() [L270] EXPR input_145 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L270] input_145 = input_145 & mask_SORT_1 [L271] input_151 = __VERIFIER_nondet_uchar() [L272] EXPR input_151 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L272] input_151 = input_151 & mask_SORT_1 [L273] input_154 = __VERIFIER_nondet_uchar() [L274] EXPR input_154 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L274] input_154 = input_154 & mask_SORT_1 [L275] input_155 = __VERIFIER_nondet_uchar() [L276] EXPR input_155 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L276] input_155 = input_155 & mask_SORT_1 [L277] input_156 = __VERIFIER_nondet_uchar() [L278] EXPR input_156 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L278] input_156 = input_156 & mask_SORT_1 [L279] input_157 = __VERIFIER_nondet_uchar() [L280] EXPR input_157 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L280] input_157 = input_157 & mask_SORT_1 [L281] input_163 = __VERIFIER_nondet_uchar() [L282] EXPR input_163 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L282] input_163 = input_163 & mask_SORT_1 [L283] input_166 = __VERIFIER_nondet_uchar() [L284] EXPR input_166 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L284] input_166 = input_166 & mask_SORT_1 [L285] input_167 = __VERIFIER_nondet_uchar() [L286] EXPR input_167 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L286] input_167 = input_167 & mask_SORT_1 [L287] input_176 = __VERIFIER_nondet_uchar() [L288] EXPR input_176 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L288] input_176 = input_176 & mask_SORT_1 [L289] input_177 = __VERIFIER_nondet_uchar() [L290] EXPR input_177 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L290] input_177 = input_177 & mask_SORT_1 [L291] input_185 = __VERIFIER_nondet_uchar() [L292] EXPR input_185 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L292] input_185 = input_185 & mask_SORT_1 [L293] input_186 = __VERIFIER_nondet_uchar() [L294] EXPR input_186 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L294] input_186 = input_186 & mask_SORT_1 [L295] input_194 = __VERIFIER_nondet_uchar() [L296] EXPR input_194 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L296] input_194 = input_194 & mask_SORT_1 [L297] input_195 = __VERIFIER_nondet_uchar() [L298] EXPR input_195 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L298] input_195 = input_195 & mask_SORT_1 [L299] input_203 = __VERIFIER_nondet_uchar() [L300] EXPR input_203 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L300] input_203 = input_203 & mask_SORT_1 [L301] input_204 = __VERIFIER_nondet_uchar() [L302] EXPR input_204 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L302] input_204 = input_204 & mask_SORT_1 [L303] input_218 = __VERIFIER_nondet_uchar() [L304] input_220 = __VERIFIER_nondet_uchar() [L305] input_239 = __VERIFIER_nondet_uchar() [L306] input_241 = __VERIFIER_nondet_uchar() [L307] input_260 = __VERIFIER_nondet_uchar() [L308] input_262 = __VERIFIER_nondet_uchar() [L309] input_281 = __VERIFIER_nondet_uchar() [L310] input_283 = __VERIFIER_nondet_uchar() [L311] input_302 = __VERIFIER_nondet_uchar() [L312] input_304 = __VERIFIER_nondet_uchar() [L313] input_316 = __VERIFIER_nondet_uchar() [L314] input_333 = __VERIFIER_nondet_uchar() [L315] input_350 = __VERIFIER_nondet_uchar() [L316] input_367 = __VERIFIER_nondet_uchar() [L317] input_384 = __VERIFIER_nondet_uchar() [L320] SORT_1 var_91_arg_0 = ~state_39; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0, var_91_arg_0=-1] [L321] EXPR var_91_arg_0 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L321] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L322] SORT_4 var_91_arg_1 = var_89; [L323] SORT_4 var_91_arg_2 = var_90; [L324] SORT_4 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L325] SORT_1 var_92_arg_0 = state_45; [L326] SORT_4 var_92_arg_1 = var_89; [L327] SORT_4 var_92_arg_2 = var_90; [L328] SORT_4 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L329] SORT_4 var_93_arg_0 = var_91; [L330] SORT_4 var_93_arg_1 = var_92; [L331] SORT_4 var_93 = var_93_arg_0 + var_93_arg_1; [L332] SORT_1 var_94_arg_0 = state_51; [L333] SORT_4 var_94_arg_1 = var_89; [L334] SORT_4 var_94_arg_2 = var_90; [L335] SORT_4 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L336] SORT_4 var_95_arg_0 = var_93; [L337] SORT_4 var_95_arg_1 = var_94; [L338] SORT_4 var_95 = var_95_arg_0 + var_95_arg_1; [L339] SORT_1 var_96_arg_0 = state_57; [L340] SORT_4 var_96_arg_1 = var_89; [L341] SORT_4 var_96_arg_2 = var_90; [L342] SORT_4 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L343] SORT_4 var_97_arg_0 = var_95; [L344] SORT_4 var_97_arg_1 = var_96; [L345] SORT_4 var_97 = var_97_arg_0 + var_97_arg_1; [L346] SORT_1 var_98_arg_0 = state_63; [L347] SORT_4 var_98_arg_1 = var_89; [L348] SORT_4 var_98_arg_2 = var_90; [L349] SORT_4 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L350] SORT_4 var_99_arg_0 = var_97; [L351] SORT_4 var_99_arg_1 = var_98; [L352] SORT_4 var_99 = var_99_arg_0 + var_99_arg_1; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0, var_99=0] [L353] EXPR var_99 & mask_SORT_4 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L353] var_99 = var_99 & mask_SORT_4 [L354] SORT_4 var_100_arg_0 = var_99; [L355] SORT_4 var_100_arg_1 = var_89; [L356] SORT_1 var_100 = var_100_arg_0 <= var_100_arg_1; [L357] SORT_1 var_101_arg_0 = ~state_87; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_100=1, var_101_arg_0=-1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L358] EXPR var_101_arg_0 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_100=1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L358] var_101_arg_0 = var_101_arg_0 & mask_SORT_1 [L359] SORT_1 var_101_arg_1 = ~var_100; VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_101_arg_0=1, var_101_arg_1=-2, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L360] EXPR var_101_arg_1 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_101_arg_0=1, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L360] var_101_arg_1 = var_101_arg_1 & mask_SORT_1 [L361] EXPR var_101_arg_0 & var_101_arg_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L361] SORT_1 var_101 = var_101_arg_0 & var_101_arg_1; [L362] EXPR var_101 & mask_SORT_1 VAL [input_103=0, input_105=0, input_107=0, input_109=0, input_115=0, input_118=0, input_119=0, input_120=0, input_121=0, input_127=0, input_130=0, input_131=0, input_132=0, input_133=0, input_139=0, input_142=0, input_143=0, input_144=0, input_145=0, input_151=0, input_154=0, input_155=0, input_156=0, input_157=0, input_163=0, input_166=0, input_167=0, input_176=0, input_177=0, input_185=0, input_186=0, input_194=0, input_195=0, input_203=0, input_204=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_37=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_81=0, state_83=0, state_85=0, state_87=0, state_8=0, var_104=2, var_106=1, var_108=0, var_168=23, var_169=255, var_178=24, var_187=14, var_196=6, var_494=0, var_496=23, var_528=24, var_560=14, var_592=6, var_89=1, var_90=0] [L362] var_101 = var_101 & mask_SORT_1 [L363] SORT_1 bad_102_arg_0 = var_101; [L364] CALL __VERIFIER_assert(!(bad_102_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3938 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34.7s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 25.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32777 SdHoareTripleChecker+Valid, 22.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32777 mSDsluCounter, 148027 SdHoareTripleChecker+Invalid, 19.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 105859 mSDsCounter, 533 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22513 IncrementalHoareTripleChecker+Invalid, 23046 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 533 mSolverCounterUnsat, 42168 mSDtfsCounter, 22513 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4109occurred in iteration=8, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 9683 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 1557 NumberOfCodeBlocks, 1557 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1372 ConstructedInterpolants, 0 QuantifiedInterpolants, 4622 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 [2024-11-27 19:57:05,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:57:08,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:57:08,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-27 19:57:08,925 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:57:08,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:57:08,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:57:08,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:57:08,976 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:57:08,976 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:57:08,977 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:57:08,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:57:08,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:57:08,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:57:08,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:57:08,980 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:57:08,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:57:08,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:57:08,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:57:08,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:57:08,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:57:08,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:57:08,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 19:57:08,982 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 19:57:08,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 19:57:08,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:57:08,982 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:57:08,982 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:57:08,983 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:57:08,983 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:57:08,983 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:57:08,983 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:57:08,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:57:08,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:57:08,984 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:57:08,985 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:57:08,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:57:08,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:57:08,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:57:08,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:57:08,985 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:57:08,987 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:57:08,987 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 19:57:08,987 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 19:57:08,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:57:08,987 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:57:08,988 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:57:08,988 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:57:08,988 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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/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 -> 8cd8e8e2af945ec8029d913ac69d839ec56606f0474d1a40955a77a0e57b21ab [2024-11-27 19:57:09,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:57:09,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:57:09,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:57:09,451 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:57:09,451 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:57:09,453 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-11-27 19:57:12,778 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/c831f0842/2fb1cdf7e2cc4ec5b7774139626fc615/FLAGcbdd56798 [2024-11-27 19:57:13,452 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:57:13,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-11-27 19:57:13,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/c831f0842/2fb1cdf7e2cc4ec5b7774139626fc615/FLAGcbdd56798 [2024-11-27 19:57:13,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/data/c831f0842/2fb1cdf7e2cc4ec5b7774139626fc615 [2024-11-27 19:57:13,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:57:13,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:57:13,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:57:13,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:57:13,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:57:13,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:57:13" (1/1) ... [2024-11-27 19:57:13,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@121919d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:13, skipping insertion in model container [2024-11-27 19:57:13,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:57:13" (1/1) ... [2024-11-27 19:57:13,651 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:57:13,961 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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-11-27 19:57:14,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:57:14,631 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:57:14,650 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_545b702b-53d2-4fa0-bffc-ac8586dea1bd/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.8.prop1-func-interl.c[1171,1184] [2024-11-27 19:57:15,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:57:15,050 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:57:15,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15 WrapperNode [2024-11-27 19:57:15,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:57:15,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:57:15,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:57:15,053 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:57:15,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,352 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3036 [2024-11-27 19:57:15,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:57:15,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:57:15,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:57:15,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:57:15,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,403 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,481 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]. [2024-11-27 19:57:15,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,620 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:57:15,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:57:15,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:57:15,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:57:15,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (1/1) ... [2024-11-27 19:57:15,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:57:15,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:57:15,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:57:15,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:57:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:57:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 19:57:15,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:57:15,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:57:16,569 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:57:16,572 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:57:21,802 INFO L? ?]: Removed 142 outVars from TransFormulas that were not future-live. [2024-11-27 19:57:21,802 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:57:21,812 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:57:21,813 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 19:57:21,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:57:21 BoogieIcfgContainer [2024-11-27 19:57:21,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:57:21,816 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:57:21,816 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:57:21,822 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:57:21,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:57:13" (1/3) ... [2024-11-27 19:57:21,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@909f13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:57:21, skipping insertion in model container [2024-11-27 19:57:21,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:57:15" (2/3) ... [2024-11-27 19:57:21,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@909f13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:57:21, skipping insertion in model container [2024-11-27 19:57:21,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:57:21" (3/3) ... [2024-11-27 19:57:21,826 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c [2024-11-27 19:57:21,844 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:57:21,846 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.8.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 19:57:21,903 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:57:21,920 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;@31f6214f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:57:21,921 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:57:21,926 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) [2024-11-27 19:57:21,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-27 19:57:21,931 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:21,932 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-27 19:57:21,933 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:57:21,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:21,939 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-27 19:57:21,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:57:21,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1372508131] [2024-11-27 19:57:21,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:21,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:57:21,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:57:21,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:57:21,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 19:57:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:22,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-27 19:57:22,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:57:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:57:23,809 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:57:23,811 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 19:57:23,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372508131] [2024-11-27 19:57:23,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372508131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:57:23,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:57:23,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 19:57:23,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133267806] [2024-11-27 19:57:23,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:57:23,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 19:57:23,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 19:57:23,850 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 19:57:23,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 19:57:23,853 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) [2024-11-27 19:57:24,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:24,311 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-27 19:57:24,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 19:57:24,314 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 [2024-11-27 19:57:24,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:24,322 INFO L225 Difference]: With dead ends: 18 [2024-11-27 19:57:24,322 INFO L226 Difference]: Without dead ends: 10 [2024-11-27 19:57:24,325 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 [2024-11-27 19:57:24,329 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 19:57:24,330 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 19:57:24,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-27 19:57:24,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-27 19:57:24,361 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) [2024-11-27 19:57:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-27 19:57:24,367 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-27 19:57:24,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:24,367 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-27 19:57:24,367 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) [2024-11-27 19:57:24,367 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-27 19:57:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-27 19:57:24,368 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:24,368 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:24,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 19:57:24,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:57:24,573 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:57:24,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:24,574 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-27 19:57:24,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:57:24,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [43972052] [2024-11-27 19:57:24,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:24,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:57:24,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:57:24,580 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:57:24,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_545b702b-53d2-4fa0-bffc-ac8586dea1bd/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 19:57:25,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:25,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-27 19:57:25,879 INFO L279 TraceCheckSpWp]: Computing forward predicates...