./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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 518a4cb57a9e41e27ecfbc377b30855e4d90fbe5d3546cfe7fdb0567bbfa2bc9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:03:52,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:03:52,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-27 20:03:52,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:03:52,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:03:52,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:03:52,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:03:52,988 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:03:52,989 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:03:52,989 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:03:52,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:03:52,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:03:52,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:03:52,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:03:52,990 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:03:52,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:03:52,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:03:52,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:03:52,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:03:52,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:03:52,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:03:52,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:03:52,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:03:52,991 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:03:52,991 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:03:52,992 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:03:52,992 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:03:52,992 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:03:52,992 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:03:52,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:03:52,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:03:52,992 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:03:52,993 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:03:52,993 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:03:52,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:03:52,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:03:52,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:03:52,993 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:03:52,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:03:52,994 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:03:52,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:03:52,994 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:03:52,994 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:03:52,994 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:03:52,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:03:52,994 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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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 -> 518a4cb57a9e41e27ecfbc377b30855e4d90fbe5d3546cfe7fdb0567bbfa2bc9 [2024-11-27 20:03:53,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:03:53,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:03:53,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:03:53,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:03:53,372 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:03:53,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c [2024-11-27 20:03:57,048 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/22e97135f/812297865bc94ab78ff692bb8f1eac0d/FLAGf8b28ebf4 [2024-11-27 20:03:57,733 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:03:57,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c [2024-11-27 20:03:57,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/22e97135f/812297865bc94ab78ff692bb8f1eac0d/FLAGf8b28ebf4 [2024-11-27 20:03:57,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/22e97135f/812297865bc94ab78ff692bb8f1eac0d [2024-11-27 20:03:57,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:03:57,805 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:03:57,807 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:03:57,807 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:03:57,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:03:57,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:03:57" (1/1) ... [2024-11-27 20:03:57,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93f4db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:57, skipping insertion in model container [2024-11-27 20:03:57,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:03:57" (1/1) ... [2024-11-27 20:03:57,946 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:03:58,256 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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c[1171,1184] [2024-11-27 20:03:59,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:03:59,074 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:03:59,088 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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c[1171,1184] [2024-11-27 20:03:59,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:03:59,454 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:03:59,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59 WrapperNode [2024-11-27 20:03:59,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:03:59,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:03:59,457 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:03:59,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:03:59,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:03:59,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:01,363 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10572 [2024-11-27 20:04:01,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:04:01,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:04:01,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:04:01,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:04:01,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:01,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:02,151 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:02,441 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 20:04:02,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:02,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:02,847 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:02,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:02,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:03,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:03,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:03,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:04:03,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:04:03,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:04:03,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:04:03,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (1/1) ... [2024-11-27 20:04:03,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:04:03,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:04:03,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:04:03,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:04:03,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:04:03,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:04:03,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:04:03,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:04:04,536 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:04:04,539 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:04:24,392 INFO L? ?]: Removed 5765 outVars from TransFormulas that were not future-live. [2024-11-27 20:04:24,392 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:04:24,503 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:04:24,503 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 20:04:24,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:04:24 BoogieIcfgContainer [2024-11-27 20:04:24,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:04:24,508 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:04:24,508 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:04:24,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:04:24,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:03:57" (1/3) ... [2024-11-27 20:04:24,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56d808a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:04:24, skipping insertion in model container [2024-11-27 20:04:24,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:59" (2/3) ... [2024-11-27 20:04:24,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56d808a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:04:24, skipping insertion in model container [2024-11-27 20:04:24,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:04:24" (3/3) ... [2024-11-27 20:04:24,521 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.7.prop1-func-interl.c [2024-11-27 20:04:24,543 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:04:24,545 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.7.prop1-func-interl.c that has 1 procedures, 3818 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:04:24,745 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:04:24,765 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;@70d58ab8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:04:24,766 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:04:24,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 3818 states, 3816 states have (on average 1.4997379454926625) internal successors, (5723), 3817 states have internal predecessors, (5723), 0 states have call successors, (0), 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 20:04:24,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-27 20:04:24,810 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:24,812 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:24,812 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:24,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:24,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1241359640, now seen corresponding path program 1 times [2024-11-27 20:04:24,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:24,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366026694] [2024-11-27 20:04:24,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:24,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:26,952 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 20:04:26,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:26,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366026694] [2024-11-27 20:04:26,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366026694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:26,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:26,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:04:26,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601643839] [2024-11-27 20:04:26,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:26,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:04:26,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:26,995 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:04:26,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:04:27,008 INFO L87 Difference]: Start difference. First operand has 3818 states, 3816 states have (on average 1.4997379454926625) internal successors, (5723), 3817 states have internal predecessors, (5723), 0 states have call successors, (0), 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 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:27,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:27,463 INFO L93 Difference]: Finished difference Result 7469 states and 11199 transitions. [2024-11-27 20:04:27,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:04:27,466 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 159 [2024-11-27 20:04:27,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:27,505 INFO L225 Difference]: With dead ends: 7469 [2024-11-27 20:04:27,506 INFO L226 Difference]: Without dead ends: 3817 [2024-11-27 20:04:27,522 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 20:04:27,525 INFO L435 NwaCegarLoop]: 5717 mSDtfsCounter, 0 mSDsluCounter, 11428 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17145 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 20:04:27,526 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17145 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:04:27,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3817 states. [2024-11-27 20:04:27,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3817 to 3817. [2024-11-27 20:04:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3817 states, 3816 states have (on average 1.4992138364779874) internal successors, (5721), 3816 states have internal predecessors, (5721), 0 states have call successors, (0), 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 20:04:27,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3817 states and 5721 transitions. [2024-11-27 20:04:27,772 INFO L78 Accepts]: Start accepts. Automaton has 3817 states and 5721 transitions. Word has length 159 [2024-11-27 20:04:27,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:27,773 INFO L471 AbstractCegarLoop]: Abstraction has 3817 states and 5721 transitions. [2024-11-27 20:04:27,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:27,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3817 states and 5721 transitions. [2024-11-27 20:04:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-27 20:04:27,781 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:27,785 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:27,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 20:04:27,785 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:27,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:27,786 INFO L85 PathProgramCache]: Analyzing trace with hash 174252978, now seen corresponding path program 1 times [2024-11-27 20:04:27,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:27,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574493727] [2024-11-27 20:04:27,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:27,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:28,556 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 20:04:28,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:28,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574493727] [2024-11-27 20:04:28,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574493727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:28,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:28,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:04:28,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905027935] [2024-11-27 20:04:28,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:28,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:04:28,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:28,563 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:04:28,563 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:04:28,563 INFO L87 Difference]: Start difference. First operand 3817 states and 5721 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:28,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:28,784 INFO L93 Difference]: Finished difference Result 7470 states and 11197 transitions. [2024-11-27 20:04:28,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:04:28,785 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2024-11-27 20:04:28,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:28,804 INFO L225 Difference]: With dead ends: 7470 [2024-11-27 20:04:28,804 INFO L226 Difference]: Without dead ends: 3819 [2024-11-27 20:04:28,811 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 20:04:28,812 INFO L435 NwaCegarLoop]: 5717 mSDtfsCounter, 0 mSDsluCounter, 11424 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17141 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:28,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17141 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:04:28,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3819 states. [2024-11-27 20:04:28,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3819 to 3819. [2024-11-27 20:04:28,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3819 states, 3818 states have (on average 1.4989523310633839) internal successors, (5723), 3818 states have internal predecessors, (5723), 0 states have call successors, (0), 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 20:04:28,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3819 states and 5723 transitions. [2024-11-27 20:04:28,938 INFO L78 Accepts]: Start accepts. Automaton has 3819 states and 5723 transitions. Word has length 160 [2024-11-27 20:04:28,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:28,940 INFO L471 AbstractCegarLoop]: Abstraction has 3819 states and 5723 transitions. [2024-11-27 20:04:28,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:28,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3819 states and 5723 transitions. [2024-11-27 20:04:28,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-27 20:04:28,946 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:28,947 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:28,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 20:04:28,947 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:28,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:28,948 INFO L85 PathProgramCache]: Analyzing trace with hash 8910081, now seen corresponding path program 1 times [2024-11-27 20:04:28,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:28,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94273575] [2024-11-27 20:04:28,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:28,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:29,601 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 20:04:29,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:29,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94273575] [2024-11-27 20:04:29,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94273575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:29,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:29,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:04:29,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769370368] [2024-11-27 20:04:29,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:29,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:04:29,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:29,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:04:29,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:04:29,606 INFO L87 Difference]: Start difference. First operand 3819 states and 5723 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:29,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:29,824 INFO L93 Difference]: Finished difference Result 7474 states and 11201 transitions. [2024-11-27 20:04:29,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:04:29,824 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 161 [2024-11-27 20:04:29,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:29,841 INFO L225 Difference]: With dead ends: 7474 [2024-11-27 20:04:29,841 INFO L226 Difference]: Without dead ends: 3821 [2024-11-27 20:04:29,846 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 20:04:29,847 INFO L435 NwaCegarLoop]: 5717 mSDtfsCounter, 0 mSDsluCounter, 11418 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 17135 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 20:04:29,848 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 17135 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 20:04:29,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3821 states. [2024-11-27 20:04:29,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3821 to 3821. [2024-11-27 20:04:29,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3821 states, 3820 states have (on average 1.4986910994764397) internal successors, (5725), 3820 states have internal predecessors, (5725), 0 states have call successors, (0), 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 20:04:29,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 3821 states and 5725 transitions. [2024-11-27 20:04:29,965 INFO L78 Accepts]: Start accepts. Automaton has 3821 states and 5725 transitions. Word has length 161 [2024-11-27 20:04:29,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:29,966 INFO L471 AbstractCegarLoop]: Abstraction has 3821 states and 5725 transitions. [2024-11-27 20:04:29,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:29,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 5725 transitions. [2024-11-27 20:04:29,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-27 20:04:29,970 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:29,971 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:29,971 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 20:04:29,971 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:29,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:29,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1185100313, now seen corresponding path program 1 times [2024-11-27 20:04:29,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:29,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946362995] [2024-11-27 20:04:29,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:29,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:30,723 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 20:04:30,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:30,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946362995] [2024-11-27 20:04:30,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946362995] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:30,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:30,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:04:30,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311478528] [2024-11-27 20:04:30,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:30,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:04:30,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:30,727 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:04:30,727 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:04:30,727 INFO L87 Difference]: Start difference. First operand 3821 states and 5725 transitions. Second operand has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:30,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:30,995 INFO L93 Difference]: Finished difference Result 7484 states and 11213 transitions. [2024-11-27 20:04:30,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:04:30,996 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2024-11-27 20:04:30,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:31,016 INFO L225 Difference]: With dead ends: 7484 [2024-11-27 20:04:31,016 INFO L226 Difference]: Without dead ends: 3829 [2024-11-27 20:04:31,022 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 20:04:31,024 INFO L435 NwaCegarLoop]: 5717 mSDtfsCounter, 3 mSDsluCounter, 11418 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 17135 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 20:04:31,024 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 17135 Invalid, 21 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 20:04:31,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3829 states. [2024-11-27 20:04:31,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3829 to 3825. [2024-11-27 20:04:31,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3825 states, 3824 states have (on average 1.4986924686192469) internal successors, (5731), 3824 states have internal predecessors, (5731), 0 states have call successors, (0), 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 20:04:31,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3825 states and 5731 transitions. [2024-11-27 20:04:31,179 INFO L78 Accepts]: Start accepts. Automaton has 3825 states and 5731 transitions. Word has length 162 [2024-11-27 20:04:31,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:31,180 INFO L471 AbstractCegarLoop]: Abstraction has 3825 states and 5731 transitions. [2024-11-27 20:04:31,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.5) internal successors, (162), 4 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:31,180 INFO L276 IsEmpty]: Start isEmpty. Operand 3825 states and 5731 transitions. [2024-11-27 20:04:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-27 20:04:31,183 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:31,184 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:31,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 20:04:31,184 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:31,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:31,186 INFO L85 PathProgramCache]: Analyzing trace with hash -802401766, now seen corresponding path program 1 times [2024-11-27 20:04:31,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:31,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248702985] [2024-11-27 20:04:31,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:31,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:32,048 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 20:04:32,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:32,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248702985] [2024-11-27 20:04:32,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248702985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:32,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:32,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 20:04:32,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573965881] [2024-11-27 20:04:32,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:32,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:04:32,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:32,051 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:04:32,053 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:04:32,054 INFO L87 Difference]: Start difference. First operand 3825 states and 5731 transitions. Second operand has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:38,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:38,522 INFO L93 Difference]: Finished difference Result 16081 states and 24097 transitions. [2024-11-27 20:04:38,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 20:04:38,523 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2024-11-27 20:04:38,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:38,554 INFO L225 Difference]: With dead ends: 16081 [2024-11-27 20:04:38,555 INFO L226 Difference]: Without dead ends: 6880 [2024-11-27 20:04:38,567 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 20:04:38,570 INFO L435 NwaCegarLoop]: 5479 mSDtfsCounter, 15958 mSDsluCounter, 20256 mSDsCounter, 0 mSdLazyCounter, 2798 mSolverCounterSat, 506 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15958 SdHoareTripleChecker+Valid, 25735 SdHoareTripleChecker+Invalid, 3304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 506 IncrementalHoareTripleChecker+Valid, 2798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:38,571 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15958 Valid, 25735 Invalid, 3304 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [506 Valid, 2798 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-11-27 20:04:38,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6880 states. [2024-11-27 20:04:38,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6880 to 3947. [2024-11-27 20:04:38,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3947 states, 3946 states have (on average 1.498479472883933) internal successors, (5913), 3946 states have internal predecessors, (5913), 0 states have call successors, (0), 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 20:04:38,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 3947 states and 5913 transitions. [2024-11-27 20:04:38,766 INFO L78 Accepts]: Start accepts. Automaton has 3947 states and 5913 transitions. Word has length 163 [2024-11-27 20:04:38,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:38,767 INFO L471 AbstractCegarLoop]: Abstraction has 3947 states and 5913 transitions. [2024-11-27 20:04:38,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.166666666666668) internal successors, (163), 6 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 3947 states and 5913 transitions. [2024-11-27 20:04:38,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-27 20:04:38,770 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:38,771 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:38,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-27 20:04:38,771 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:38,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:38,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1341408007, now seen corresponding path program 1 times [2024-11-27 20:04:38,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:38,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582739719] [2024-11-27 20:04:38,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:38,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:42,887 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 20:04:42,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:42,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582739719] [2024-11-27 20:04:42,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582739719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:42,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:42,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-27 20:04:42,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153609263] [2024-11-27 20:04:42,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:42,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-27 20:04:42,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:42,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-27 20:04:42,894 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:04:42,895 INFO L87 Difference]: Start difference. First operand 3947 states and 5913 transitions. Second operand has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 7 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:49,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:49,820 INFO L93 Difference]: Finished difference Result 10643 states and 15945 transitions. [2024-11-27 20:04:49,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 20:04:49,822 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 7 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2024-11-27 20:04:49,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:49,849 INFO L225 Difference]: With dead ends: 10643 [2024-11-27 20:04:49,849 INFO L226 Difference]: Without dead ends: 6984 [2024-11-27 20:04:49,856 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:04:49,857 INFO L435 NwaCegarLoop]: 4498 mSDtfsCounter, 9325 mSDsluCounter, 18564 mSDsCounter, 0 mSdLazyCounter, 5704 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9325 SdHoareTripleChecker+Valid, 23062 SdHoareTripleChecker+Invalid, 5734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 5704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:49,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9325 Valid, 23062 Invalid, 5734 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [30 Valid, 5704 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2024-11-27 20:04:49,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6984 states. [2024-11-27 20:04:49,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6984 to 3950. [2024-11-27 20:04:49,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3950 states, 3949 states have (on average 1.4983540136743478) internal successors, (5917), 3949 states have internal predecessors, (5917), 0 states have call successors, (0), 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 20:04:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 3950 states and 5917 transitions. [2024-11-27 20:04:49,996 INFO L78 Accepts]: Start accepts. Automaton has 3950 states and 5917 transitions. Word has length 164 [2024-11-27 20:04:49,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:49,997 INFO L471 AbstractCegarLoop]: Abstraction has 3950 states and 5917 transitions. [2024-11-27 20:04:49,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.428571428571427) internal successors, (164), 7 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 3950 states and 5917 transitions. [2024-11-27 20:04:50,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-27 20:04:50,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:50,003 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:50,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-27 20:04:50,004 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:50,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:50,005 INFO L85 PathProgramCache]: Analyzing trace with hash -2506189, now seen corresponding path program 1 times [2024-11-27 20:04:50,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:50,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973426117] [2024-11-27 20:04:50,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:50,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:53,148 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 20:04:53,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:53,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973426117] [2024-11-27 20:04:53,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973426117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:53,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:53,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 20:04:53,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266222271] [2024-11-27 20:04:53,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:53,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 20:04:53,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:53,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:04:53,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:04:53,153 INFO L87 Difference]: Start difference. First operand 3950 states and 5917 transitions. Second operand has 6 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:53,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:04:53,678 INFO L93 Difference]: Finished difference Result 10581 states and 15852 transitions. [2024-11-27 20:04:53,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:04:53,679 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2024-11-27 20:04:53,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:04:53,710 INFO L225 Difference]: With dead ends: 10581 [2024-11-27 20:04:53,710 INFO L226 Difference]: Without dead ends: 6922 [2024-11-27 20:04:53,716 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-27 20:04:53,717 INFO L435 NwaCegarLoop]: 5675 mSDtfsCounter, 4726 mSDsluCounter, 16766 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4726 SdHoareTripleChecker+Valid, 22441 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:04:53,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4726 Valid, 22441 Invalid, 188 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-27 20:04:53,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6922 states. [2024-11-27 20:04:53,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6922 to 3954. [2024-11-27 20:04:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3954 states, 3953 states have (on average 1.4981027068049582) internal successors, (5922), 3953 states have internal predecessors, (5922), 0 states have call successors, (0), 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 20:04:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3954 states and 5922 transitions. [2024-11-27 20:04:54,010 INFO L78 Accepts]: Start accepts. Automaton has 3954 states and 5922 transitions. Word has length 165 [2024-11-27 20:04:54,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:04:54,010 INFO L471 AbstractCegarLoop]: Abstraction has 3954 states and 5922 transitions. [2024-11-27 20:04:54,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:04:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3954 states and 5922 transitions. [2024-11-27 20:04:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-27 20:04:54,013 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:04:54,013 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:04:54,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-27 20:04:54,014 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:04:54,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:04:54,014 INFO L85 PathProgramCache]: Analyzing trace with hash 383784471, now seen corresponding path program 1 times [2024-11-27 20:04:54,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:04:54,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492677881] [2024-11-27 20:04:54,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:04:54,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:04:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:04:54,503 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 20:04:54,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:04:54,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492677881] [2024-11-27 20:04:54,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492677881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:04:54,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:04:54,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:04:54,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043110331] [2024-11-27 20:04:54,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:04:54,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:04:54,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:04:54,506 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:04:54,506 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:04:54,506 INFO L87 Difference]: Start difference. First operand 3954 states and 5922 transitions. Second operand has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:05:01,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:05:01,170 INFO L93 Difference]: Finished difference Result 11129 states and 16673 transitions. [2024-11-27 20:05:01,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:05:01,172 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 165 [2024-11-27 20:05:01,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:05:01,192 INFO L225 Difference]: With dead ends: 11129 [2024-11-27 20:05:01,192 INFO L226 Difference]: Without dead ends: 7470 [2024-11-27 20:05:01,198 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 20:05:01,198 INFO L435 NwaCegarLoop]: 4144 mSDtfsCounter, 5547 mSDsluCounter, 12267 mSDsCounter, 0 mSdLazyCounter, 6218 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5547 SdHoareTripleChecker+Valid, 16411 SdHoareTripleChecker+Invalid, 6219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-27 20:05:01,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5547 Valid, 16411 Invalid, 6219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 6218 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-11-27 20:05:01,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7470 states. [2024-11-27 20:05:01,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7470 to 3958. [2024-11-27 20:05:01,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3958 states, 3957 states have (on average 1.4975991913065454) internal successors, (5926), 3957 states have internal predecessors, (5926), 0 states have call successors, (0), 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 20:05:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 3958 states and 5926 transitions. [2024-11-27 20:05:01,321 INFO L78 Accepts]: Start accepts. Automaton has 3958 states and 5926 transitions. Word has length 165 [2024-11-27 20:05:01,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:05:01,321 INFO L471 AbstractCegarLoop]: Abstraction has 3958 states and 5926 transitions. [2024-11-27 20:05:01,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:05:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3958 states and 5926 transitions. [2024-11-27 20:05:01,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-27 20:05:01,324 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:05:01,326 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:05:01,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-27 20:05:01,327 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:05:01,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:05:01,328 INFO L85 PathProgramCache]: Analyzing trace with hash -753598113, now seen corresponding path program 1 times [2024-11-27 20:05:01,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:05:01,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179182807] [2024-11-27 20:05:01,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:01,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:05:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:05:01,778 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 20:05:01,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 20:05:01,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179182807] [2024-11-27 20:05:01,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179182807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:05:01,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:05:01,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 20:05:01,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115239402] [2024-11-27 20:05:01,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:05:01,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 20:05:01,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 20:05:01,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 20:05:01,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:05:01,780 INFO L87 Difference]: Start difference. First operand 3958 states and 5926 transitions. Second operand has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:05:06,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:05:06,285 INFO L93 Difference]: Finished difference Result 7617 states and 11409 transitions. [2024-11-27 20:05:06,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:05:06,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2024-11-27 20:05:06,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:05:06,296 INFO L225 Difference]: With dead ends: 7617 [2024-11-27 20:05:06,296 INFO L226 Difference]: Without dead ends: 3958 [2024-11-27 20:05:06,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-27 20:05:06,301 INFO L435 NwaCegarLoop]: 4133 mSDtfsCounter, 5564 mSDsluCounter, 8254 mSDsCounter, 0 mSdLazyCounter, 4754 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5564 SdHoareTripleChecker+Valid, 12387 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-27 20:05:06,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5564 Valid, 12387 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4754 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-27 20:05:06,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3958 states. [2024-11-27 20:05:06,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3958 to 3958. [2024-11-27 20:05:06,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3958 states, 3957 states have (on average 1.4965883244882487) internal successors, (5922), 3957 states have internal predecessors, (5922), 0 states have call successors, (0), 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 20:05:06,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 3958 states and 5922 transitions. [2024-11-27 20:05:06,375 INFO L78 Accepts]: Start accepts. Automaton has 3958 states and 5922 transitions. Word has length 166 [2024-11-27 20:05:06,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:05:06,375 INFO L471 AbstractCegarLoop]: Abstraction has 3958 states and 5922 transitions. [2024-11-27 20:05:06,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.2) internal successors, (166), 5 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:05:06,376 INFO L276 IsEmpty]: Start isEmpty. Operand 3958 states and 5922 transitions. [2024-11-27 20:05:06,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-27 20:05:06,378 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:05:06,378 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:05:06,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-27 20:05:06,379 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:05:06,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:05:06,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1567357736, now seen corresponding path program 1 times [2024-11-27 20:05:06,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 20:05:06,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286393677] [2024-11-27 20:05:06,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:06,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:05:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:05:06,502 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:05:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:05:06,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 20:05:06,774 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 20:05:06,776 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 20:05:06,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-27 20:05:06,782 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:05:07,021 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 20:05:07,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:05:07 BoogieIcfgContainer [2024-11-27 20:05:07,031 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:05:07,032 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:05:07,032 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:05:07,032 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:05:07,034 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:04:24" (3/4) ... [2024-11-27 20:05:07,036 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:05:07,038 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:05:07,039 INFO L158 Benchmark]: Toolchain (without parser) took 69233.79ms. Allocated memory was 117.4MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 88.0MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-27 20:05:07,039 INFO L158 Benchmark]: CDTParser took 3.21ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:05:07,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1648.92ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 35.5MB in the end (delta: 52.3MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. [2024-11-27 20:05:07,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 1908.34ms. Allocated memory was 117.4MB in the beginning and 855.6MB in the end (delta: 738.2MB). Free memory was 35.5MB in the beginning and 609.6MB in the end (delta: -574.1MB). Peak memory consumption was 178.8MB. Max. memory is 16.1GB. [2024-11-27 20:05:07,042 INFO L158 Benchmark]: Boogie Preprocessor took 1975.00ms. Allocated memory was 855.6MB in the beginning and 645.9MB in the end (delta: -209.7MB). Free memory was 609.6MB in the beginning and 341.6MB in the end (delta: 268.0MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2024-11-27 20:05:07,042 INFO L158 Benchmark]: RCFGBuilder took 21162.63ms. Allocated memory was 645.9MB in the beginning and 1.9GB in the end (delta: 1.3GB). Free memory was 340.4MB in the beginning and 1.2GB in the end (delta: -864.0MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-27 20:05:07,042 INFO L158 Benchmark]: TraceAbstraction took 42523.67ms. Allocated memory was 1.9GB in the beginning and 2.6GB in the end (delta: 662.7MB). Free memory was 1.2GB in the beginning and 1.3GB in the end (delta: -66.8MB). Peak memory consumption was 600.1MB. Max. memory is 16.1GB. [2024-11-27 20:05:07,043 INFO L158 Benchmark]: Witness Printer took 5.93ms. Allocated memory is still 2.6GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 148.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:05:07,045 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.21ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1648.92ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 35.5MB in the end (delta: 52.3MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1908.34ms. Allocated memory was 117.4MB in the beginning and 855.6MB in the end (delta: 738.2MB). Free memory was 35.5MB in the beginning and 609.6MB in the end (delta: -574.1MB). Peak memory consumption was 178.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1975.00ms. Allocated memory was 855.6MB in the beginning and 645.9MB in the end (delta: -209.7MB). Free memory was 609.6MB in the beginning and 341.6MB in the end (delta: 268.0MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. * RCFGBuilder took 21162.63ms. Allocated memory was 645.9MB in the beginning and 1.9GB in the end (delta: 1.3GB). Free memory was 340.4MB in the beginning and 1.2GB in the end (delta: -864.0MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * TraceAbstraction took 42523.67ms. Allocated memory was 1.9GB in the beginning and 2.6GB in the end (delta: 662.7MB). Free memory was 1.2GB in the beginning and 1.3GB in the end (delta: -66.8MB). Peak memory consumption was 600.1MB. Max. memory is 16.1GB. * Witness Printer took 5.93ms. Allocated memory is still 2.6GB. Free memory was 1.3GB in the beginning and 1.3GB in the end (delta: 148.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 353, overapproximation of bitwiseAnd at line 316, overapproximation of bitwiseAnd at line 355. 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_167 = 23; [L46] const SORT_2 var_168 = 255; [L47] const SORT_2 var_175 = 24; [L48] const SORT_2 var_182 = 14; [L49] const SORT_2 var_189 = 6; [L50] const SORT_3 var_389 = 0; [L51] const SORT_4 var_391 = 24; [L52] const SORT_4 var_413 = 14; [L53] const SORT_4 var_435 = 6; [L54] const SORT_4 var_478 = 23; [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_174; [L83] SORT_1 input_181; [L84] SORT_1 input_188; [L85] SORT_1 input_195; [L86] SORT_1 input_201; [L87] SORT_1 input_209; [L88] SORT_1 input_211; [L89] SORT_1 input_223; [L90] SORT_1 input_231; [L91] SORT_1 input_233; [L92] SORT_1 input_245; [L93] SORT_1 input_253; [L94] SORT_1 input_255; [L95] SORT_1 input_267; [L96] SORT_1 input_275; [L97] SORT_1 input_277; [L98] SORT_1 input_289; [L99] SORT_1 input_297; [L100] SORT_1 input_299; [L101] SORT_1 input_311; [L102] SORT_1 input_326; [L103] SORT_1 input_341; [L104] SORT_1 input_356; [L105] SORT_1 input_371; [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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_36=0, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L284] input_166 = input_166 & mask_SORT_1 [L285] input_174 = __VERIFIER_nondet_uchar() [L286] EXPR input_174 & 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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L286] input_174 = input_174 & mask_SORT_1 [L287] input_181 = __VERIFIER_nondet_uchar() [L288] EXPR input_181 & 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_174=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L288] input_181 = input_181 & mask_SORT_1 [L289] input_188 = __VERIFIER_nondet_uchar() [L290] EXPR input_188 & 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_174=0, input_181=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L290] input_188 = input_188 & mask_SORT_1 [L291] input_195 = __VERIFIER_nondet_uchar() [L292] 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_174=0, input_181=0, input_188=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L292] input_195 = input_195 & mask_SORT_1 [L293] input_201 = __VERIFIER_nondet_uchar() [L294] input_209 = __VERIFIER_nondet_uchar() [L295] input_211 = __VERIFIER_nondet_uchar() [L296] input_223 = __VERIFIER_nondet_uchar() [L297] input_231 = __VERIFIER_nondet_uchar() [L298] input_233 = __VERIFIER_nondet_uchar() [L299] input_245 = __VERIFIER_nondet_uchar() [L300] input_253 = __VERIFIER_nondet_uchar() [L301] input_255 = __VERIFIER_nondet_uchar() [L302] input_267 = __VERIFIER_nondet_uchar() [L303] input_275 = __VERIFIER_nondet_uchar() [L304] input_277 = __VERIFIER_nondet_uchar() [L305] input_289 = __VERIFIER_nondet_uchar() [L306] input_297 = __VERIFIER_nondet_uchar() [L307] input_299 = __VERIFIER_nondet_uchar() [L308] input_311 = __VERIFIER_nondet_uchar() [L309] input_326 = __VERIFIER_nondet_uchar() [L310] input_341 = __VERIFIER_nondet_uchar() [L311] input_356 = __VERIFIER_nondet_uchar() [L312] input_371 = __VERIFIER_nondet_uchar() [L315] 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_174=0, input_181=0, input_188=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0, var_91_arg_0=-1] [L316] 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_174=0, input_181=0, input_188=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L316] var_91_arg_0 = var_91_arg_0 & mask_SORT_1 [L317] SORT_4 var_91_arg_1 = var_89; [L318] SORT_4 var_91_arg_2 = var_90; [L319] SORT_4 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L320] SORT_1 var_92_arg_0 = state_45; [L321] SORT_4 var_92_arg_1 = var_89; [L322] SORT_4 var_92_arg_2 = var_90; [L323] SORT_4 var_92 = var_92_arg_0 ? var_92_arg_1 : var_92_arg_2; [L324] SORT_4 var_93_arg_0 = var_91; [L325] SORT_4 var_93_arg_1 = var_92; [L326] SORT_4 var_93 = var_93_arg_0 + var_93_arg_1; [L327] SORT_1 var_94_arg_0 = state_51; [L328] SORT_4 var_94_arg_1 = var_89; [L329] SORT_4 var_94_arg_2 = var_90; [L330] SORT_4 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L331] SORT_4 var_95_arg_0 = var_93; [L332] SORT_4 var_95_arg_1 = var_94; [L333] SORT_4 var_95 = var_95_arg_0 + var_95_arg_1; [L334] SORT_1 var_96_arg_0 = state_57; [L335] SORT_4 var_96_arg_1 = var_89; [L336] SORT_4 var_96_arg_2 = var_90; [L337] SORT_4 var_96 = var_96_arg_0 ? var_96_arg_1 : var_96_arg_2; [L338] SORT_4 var_97_arg_0 = var_95; [L339] SORT_4 var_97_arg_1 = var_96; [L340] SORT_4 var_97 = var_97_arg_0 + var_97_arg_1; [L341] SORT_1 var_98_arg_0 = state_63; [L342] SORT_4 var_98_arg_1 = var_89; [L343] SORT_4 var_98_arg_2 = var_90; [L344] SORT_4 var_98 = var_98_arg_0 ? var_98_arg_1 : var_98_arg_2; [L345] SORT_4 var_99_arg_0 = var_97; [L346] SORT_4 var_99_arg_1 = var_98; [L347] 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_174=0, input_181=0, input_188=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0, var_99=0] [L348] 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_174=0, input_181=0, input_188=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L348] var_99 = var_99 & mask_SORT_4 [L349] SORT_4 var_100_arg_0 = var_99; [L350] SORT_4 var_100_arg_1 = var_89; [L351] SORT_1 var_100 = var_100_arg_0 <= var_100_arg_1; [L352] 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_174=0, input_181=0, input_188=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_100=1, var_101_arg_0=-1, var_104=2, var_106=1, var_108=0, var_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L353] 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_174=0, input_181=0, input_188=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_100=1, var_104=2, var_106=1, var_108=0, var_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L353] var_101_arg_0 = var_101_arg_0 & mask_SORT_1 [L354] 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_174=0, input_181=0, input_188=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_101_arg_0=1, var_101_arg_1=-2, var_104=2, var_106=1, var_108=0, var_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L355] 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_174=0, input_181=0, input_188=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_101_arg_0=1, var_104=2, var_106=1, var_108=0, var_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L355] var_101_arg_1 = var_101_arg_1 & mask_SORT_1 [L356] 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_174=0, input_181=0, input_188=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L356] SORT_1 var_101 = var_101_arg_0 & var_101_arg_1; [L357] 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_174=0, input_181=0, input_188=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_167=23, var_168=255, var_175=24, var_182=14, var_189=6, var_389=0, var_391=24, var_413=14, var_435=6, var_478=23, var_89=1, var_90=0] [L357] var_101 = var_101 & mask_SORT_1 [L358] SORT_1 bad_102_arg_0 = var_101; [L359] CALL __VERIFIER_assert(!(bad_102_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 3818 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.2s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 26.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 41123 SdHoareTripleChecker+Valid, 23.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 41123 mSDsluCounter, 168592 SdHoareTripleChecker+Invalid, 19.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 121795 mSDsCounter, 538 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19730 IncrementalHoareTripleChecker+Invalid, 20268 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 538 mSolverCounterUnsat, 46797 mSDtfsCounter, 19730 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3958occurred in iteration=8, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 9 MinimizatonAttempts, 12451 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 11.6s InterpolantComputationTime, 1632 NumberOfCodeBlocks, 1632 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1456 ConstructedInterpolants, 0 QuantifiedInterpolants, 8173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 20:05:07,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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 518a4cb57a9e41e27ecfbc377b30855e4d90fbe5d3546cfe7fdb0567bbfa2bc9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:05:10,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:05:10,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-27 20:05:10,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:05:10,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:05:10,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:05:10,888 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:05:10,888 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:05:10,889 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:05:10,889 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:05:10,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:05:10,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:05:10,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:05:10,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:05:10,893 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:05:10,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:05:10,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:05:10,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:05:10,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:05:10,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:05:10,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:05:10,895 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:05:10,895 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:05:10,895 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:05:10,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:05:10,895 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:05:10,895 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:05:10,896 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:05:10,896 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:05:10,896 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:05:10,896 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:05:10,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:05:10,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:05:10,898 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:05:10,898 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:05:10,898 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:05:10,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:05:10,898 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:05:10,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:05:10,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:05:10,899 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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/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 -> 518a4cb57a9e41e27ecfbc377b30855e4d90fbe5d3546cfe7fdb0567bbfa2bc9 [2024-11-27 20:05:11,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:05:11,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:05:11,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:05:11,327 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:05:11,328 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:05:11,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c [2024-11-27 20:05:15,146 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/a6fd60bc3/fe07ed277521425788057073da76b10a/FLAG13759e13a [2024-11-27 20:05:15,694 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:05:15,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c [2024-11-27 20:05:15,727 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/a6fd60bc3/fe07ed277521425788057073da76b10a/FLAG13759e13a [2024-11-27 20:05:15,746 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/data/a6fd60bc3/fe07ed277521425788057073da76b10a [2024-11-27 20:05:15,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:05:15,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:05:15,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:05:15,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:05:15,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:05:15,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:05:15" (1/1) ... [2024-11-27 20:05:15,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3f49c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:15, skipping insertion in model container [2024-11-27 20:05:15,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:05:15" (1/1) ... [2024-11-27 20:05:15,871 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:05:16,167 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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c[1171,1184] [2024-11-27 20:05:16,806 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:05:16,834 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:05:16,859 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_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.7.prop1-func-interl.c[1171,1184] [2024-11-27 20:05:17,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:05:17,222 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:05:17,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17 WrapperNode [2024-11-27 20:05:17,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:05:17,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:05:17,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:05:17,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:05:17,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,497 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2956 [2024-11-27 20:05:17,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:05:17,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:05:17,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:05:17,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:05:17,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,601 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,729 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 20:05:17,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,872 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,976 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:05:17,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:05:17,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:05:17,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:05:17,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (1/1) ... [2024-11-27 20:05:17,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:05:18,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:05:18,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:05:18,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:05:18,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:05:18,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 20:05:18,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:05:18,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:05:18,887 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:05:18,889 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:05:25,370 INFO L? ?]: Removed 142 outVars from TransFormulas that were not future-live. [2024-11-27 20:05:25,370 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:05:25,383 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:05:25,383 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 20:05:25,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:05:25 BoogieIcfgContainer [2024-11-27 20:05:25,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:05:25,386 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:05:25,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:05:25,393 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:05:25,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:05:15" (1/3) ... [2024-11-27 20:05:25,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fb40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:05:25, skipping insertion in model container [2024-11-27 20:05:25,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:05:17" (2/3) ... [2024-11-27 20:05:25,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52fb40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:05:25, skipping insertion in model container [2024-11-27 20:05:25,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:05:25" (3/3) ... [2024-11-27 20:05:25,400 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.lann.7.prop1-func-interl.c [2024-11-27 20:05:25,421 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:05:25,424 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.lann.7.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 20:05:25,499 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 20:05:25,519 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;@2d967dd7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 20:05:25,520 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 20:05:25,525 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 20:05:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-27 20:05:25,532 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:05:25,533 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-27 20:05:25,533 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:05:25,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:05:25,541 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-27 20:05:25,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:05:25,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [130426460] [2024-11-27 20:05:25,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:25,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:05:25,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:05:25,564 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:05:25,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 20:05:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:05:26,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-27 20:05:26,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:05:27,438 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 20:05:27,439 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 20:05:27,442 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 20:05:27,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130426460] [2024-11-27 20:05:27,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130426460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 20:05:27,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 20:05:27,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-27 20:05:27,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976141111] [2024-11-27 20:05:27,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 20:05:27,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-27 20:05:27,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 20:05:27,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-27 20:05:27,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-27 20:05:27,489 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 20:05:27,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:05:27,955 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-27 20:05:27,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-27 20:05:27,959 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 20:05:27,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 20:05:27,967 INFO L225 Difference]: With dead ends: 18 [2024-11-27 20:05:27,968 INFO L226 Difference]: Without dead ends: 10 [2024-11-27 20:05:27,971 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 20:05:27,977 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 20:05:27,978 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 20:05:27,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-27 20:05:28,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-27 20:05:28,010 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 20:05:28,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-27 20:05:28,016 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-27 20:05:28,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 20:05:28,017 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-27 20:05:28,017 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 20:05:28,017 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-27 20:05:28,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-27 20:05:28,018 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 20:05:28,018 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-27 20:05:28,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 20:05:28,222 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:05:28,222 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 20:05:28,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:05:28,223 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-27 20:05:28,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 20:05:28,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [357296266] [2024-11-27 20:05:28,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:05:28,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:05:28,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:05:28,228 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:05:28,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3da8bcd-8d2f-4dad-af99-e9101612f5e2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 20:05:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:05:29,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-27 20:05:29,660 INFO L279 TraceCheckSpWp]: Computing forward predicates...