./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme --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 b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:52:17,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:52:17,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:52:17,746 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:52:17,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:52:17,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:52:17,790 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:52:17,791 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:52:17,793 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:52:17,799 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:52:17,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:52:17,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:52:17,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:52:17,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:52:17,804 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:52:17,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:52:17,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:52:17,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:52:17,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:52:17,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:52:17,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:52:17,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:52:17,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:52:17,809 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:52:17,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:52:17,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:52:17,811 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:52:17,812 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:52:17,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:17,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:52:17,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:52:17,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:52:17,815 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:52:17,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:52:17,815 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:52:17,816 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:52:17,816 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:52:17,816 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:52:17,816 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:52:17,817 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 [2023-11-26 11:52:18,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:52:18,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:52:18,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:52:18,190 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:52:18,191 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:52:18,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-26 11:52:21,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:52:21,846 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:52:21,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-26 11:52:21,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data/81453b901/57e16239954e4e3eb4ed095b0fe01ad3/FLAG138a23e63 [2023-11-26 11:52:21,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data/81453b901/57e16239954e4e3eb4ed095b0fe01ad3 [2023-11-26 11:52:21,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:52:21,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:52:21,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:21,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:52:21,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:52:21,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:21" (1/1) ... [2023-11-26 11:52:21,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28180305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:21, skipping insertion in model container [2023-11-26 11:52:21,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:21" (1/1) ... [2023-11-26 11:52:21,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:52:22,193 WARN L240 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_3b87a07b-c18d-4fd6-8675-0fcac569d690/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-26 11:52:22,830 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:22,896 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:52:22,912 WARN L240 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_3b87a07b-c18d-4fd6-8675-0fcac569d690/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-26 11:52:23,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:23,218 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:52:23,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23 WrapperNode [2023-11-26 11:52:23,220 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:23,221 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:23,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:52:23,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:52:23,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:23,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,022 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5185 [2023-11-26 11:52:24,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:24,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:52:24,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:52:24,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:52:24,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,208 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,448 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]. [2023-11-26 11:52:24,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:52:24,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:52:24,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:52:24,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:52:24,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (1/1) ... [2023-11-26 11:52:24,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:24,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:52:24,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:52:24,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:52:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:52:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:52:24,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:52:24,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:52:25,516 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:52:25,518 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:52:29,721 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:52:29,869 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:52:29,870 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:52:29,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:29 BoogieIcfgContainer [2023-11-26 11:52:29,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:52:29,874 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:52:29,875 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:52:29,878 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:52:29,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:52:21" (1/3) ... [2023-11-26 11:52:29,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655c7682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:29, skipping insertion in model container [2023-11-26 11:52:29,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:23" (2/3) ... [2023-11-26 11:52:29,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655c7682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:29, skipping insertion in model container [2023-11-26 11:52:29,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:29" (3/3) ... [2023-11-26 11:52:29,882 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-26 11:52:29,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:52:29,903 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:52:29,985 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:52:29,992 INFO L357 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, mHoare=true, 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;@4236723c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:52:29,993 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:52:30,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 1014 states, 1012 states have (on average 1.66699604743083) internal successors, (1687), 1013 states have internal predecessors, (1687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:30,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-26 11:52:30,012 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:30,013 INFO L195 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] [2023-11-26 11:52:30,014 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:30,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:30,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1870315045, now seen corresponding path program 1 times [2023-11-26 11:52:30,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:30,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91124379] [2023-11-26 11:52:30,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:30,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:31,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:31,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:31,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91124379] [2023-11-26 11:52:31,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91124379] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:31,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:31,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:52:31,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089560815] [2023-11-26 11:52:31,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:31,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:52:31,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:31,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:52:31,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:52:31,143 INFO L87 Difference]: Start difference. First operand has 1014 states, 1012 states have (on average 1.66699604743083) internal successors, (1687), 1013 states have internal predecessors, (1687), 0 states have call successors, (0), 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 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:31,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:31,578 INFO L93 Difference]: Finished difference Result 3944 states and 6567 transitions. [2023-11-26 11:52:31,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 11:52:31,581 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 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 46 [2023-11-26 11:52:31,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:31,618 INFO L225 Difference]: With dead ends: 3944 [2023-11-26 11:52:31,619 INFO L226 Difference]: Without dead ends: 2970 [2023-11-26 11:52:31,629 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-26 11:52:31,634 INFO L413 NwaCegarLoop]: 1702 mSDtfsCounter, 4840 mSDsluCounter, 6772 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4840 SdHoareTripleChecker+Valid, 8474 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:31,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4840 Valid, 8474 Invalid, 46 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:52:31,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2970 states. [2023-11-26 11:52:31,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2970 to 1023. [2023-11-26 11:52:31,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1023 states, 1022 states have (on average 1.662426614481409) internal successors, (1699), 1022 states have internal predecessors, (1699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:31,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1699 transitions. [2023-11-26 11:52:31,815 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1699 transitions. Word has length 46 [2023-11-26 11:52:31,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:31,816 INFO L495 AbstractCegarLoop]: Abstraction has 1023 states and 1699 transitions. [2023-11-26 11:52:31,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1699 transitions. [2023-11-26 11:52:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-26 11:52:31,819 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:31,820 INFO L195 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] [2023-11-26 11:52:31,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:52:31,820 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:31,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:31,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1520728407, now seen corresponding path program 1 times [2023-11-26 11:52:31,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:31,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191358561] [2023-11-26 11:52:31,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:31,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:32,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:32,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:32,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191358561] [2023-11-26 11:52:32,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191358561] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:32,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:32,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:52:32,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882019593] [2023-11-26 11:52:32,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:32,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:52:32,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:32,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:52:32,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:52:32,400 INFO L87 Difference]: Start difference. First operand 1023 states and 1699 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:32,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:32,632 INFO L93 Difference]: Finished difference Result 2997 states and 4977 transitions. [2023-11-26 11:52:32,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:52:32,633 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 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 47 [2023-11-26 11:52:32,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:32,644 INFO L225 Difference]: With dead ends: 2997 [2023-11-26 11:52:32,644 INFO L226 Difference]: Without dead ends: 2014 [2023-11-26 11:52:32,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 11:52:32,648 INFO L413 NwaCegarLoop]: 1681 mSDtfsCounter, 6510 mSDsluCounter, 3343 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6510 SdHoareTripleChecker+Valid, 5024 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:32,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6510 Valid, 5024 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:52:32,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2014 states. [2023-11-26 11:52:32,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2014 to 1033. [2023-11-26 11:52:32,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1033 states, 1032 states have (on average 1.6598837209302326) internal successors, (1713), 1032 states have internal predecessors, (1713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:32,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1713 transitions. [2023-11-26 11:52:32,684 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1713 transitions. Word has length 47 [2023-11-26 11:52:32,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:32,684 INFO L495 AbstractCegarLoop]: Abstraction has 1033 states and 1713 transitions. [2023-11-26 11:52:32,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1713 transitions. [2023-11-26 11:52:32,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-26 11:52:32,687 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:32,687 INFO L195 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] [2023-11-26 11:52:32,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:52:32,687 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:32,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:32,688 INFO L85 PathProgramCache]: Analyzing trace with hash 709822003, now seen corresponding path program 1 times [2023-11-26 11:52:32,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:32,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407183917] [2023-11-26 11:52:32,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:32,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:33,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:33,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407183917] [2023-11-26 11:52:33,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407183917] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:33,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:33,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:52:33,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789324297] [2023-11-26 11:52:33,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:33,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:52:33,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:33,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:52:33,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:52:33,185 INFO L87 Difference]: Start difference. First operand 1033 states and 1713 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:33,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:33,453 INFO L93 Difference]: Finished difference Result 3003 states and 4985 transitions. [2023-11-26 11:52:33,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:52:33,454 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 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 48 [2023-11-26 11:52:33,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:33,465 INFO L225 Difference]: With dead ends: 3003 [2023-11-26 11:52:33,465 INFO L226 Difference]: Without dead ends: 2020 [2023-11-26 11:52:33,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 11:52:33,468 INFO L413 NwaCegarLoop]: 1686 mSDtfsCounter, 6507 mSDsluCounter, 3342 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6507 SdHoareTripleChecker+Valid, 5028 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:33,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6507 Valid, 5028 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:52:33,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states. [2023-11-26 11:52:33,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 1041. [2023-11-26 11:52:33,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 1040 states have (on average 1.6567307692307693) internal successors, (1723), 1040 states have internal predecessors, (1723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1723 transitions. [2023-11-26 11:52:33,504 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1723 transitions. Word has length 48 [2023-11-26 11:52:33,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:33,505 INFO L495 AbstractCegarLoop]: Abstraction has 1041 states and 1723 transitions. [2023-11-26 11:52:33,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1723 transitions. [2023-11-26 11:52:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-26 11:52:33,507 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:33,507 INFO L195 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] [2023-11-26 11:52:33,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:52:33,508 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:33,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:33,508 INFO L85 PathProgramCache]: Analyzing trace with hash 103027389, now seen corresponding path program 1 times [2023-11-26 11:52:33,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:33,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375819788] [2023-11-26 11:52:33,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:33,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:33,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:33,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375819788] [2023-11-26 11:52:33,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375819788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:33,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:33,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-26 11:52:33,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726442941] [2023-11-26 11:52:33,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:33,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 11:52:33,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:33,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 11:52:33,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-26 11:52:33,987 INFO L87 Difference]: Start difference. First operand 1041 states and 1723 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:34,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:34,583 INFO L93 Difference]: Finished difference Result 4998 states and 8284 transitions. [2023-11-26 11:52:34,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-26 11:52:34,584 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 0 states have call successors, (0), 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 49 [2023-11-26 11:52:34,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:34,607 INFO L225 Difference]: With dead ends: 4998 [2023-11-26 11:52:34,607 INFO L226 Difference]: Without dead ends: 4015 [2023-11-26 11:52:34,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2023-11-26 11:52:34,623 INFO L413 NwaCegarLoop]: 1693 mSDtfsCounter, 11296 mSDsluCounter, 10040 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11296 SdHoareTripleChecker+Valid, 11733 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:34,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11296 Valid, 11733 Invalid, 98 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:52:34,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4015 states. [2023-11-26 11:52:34,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4015 to 1052. [2023-11-26 11:52:34,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 1051 states have (on average 1.6536631779257849) internal successors, (1738), 1051 states have internal predecessors, (1738), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:34,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1738 transitions. [2023-11-26 11:52:34,677 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1738 transitions. Word has length 49 [2023-11-26 11:52:34,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:34,677 INFO L495 AbstractCegarLoop]: Abstraction has 1052 states and 1738 transitions. [2023-11-26 11:52:34,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:34,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1738 transitions. [2023-11-26 11:52:34,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-26 11:52:34,679 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:34,679 INFO L195 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] [2023-11-26 11:52:34,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 11:52:34,679 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:34,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:34,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1520339617, now seen corresponding path program 1 times [2023-11-26 11:52:34,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:34,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743499181] [2023-11-26 11:52:34,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:34,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:34,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:34,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743499181] [2023-11-26 11:52:34,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743499181] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:34,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:34,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:52:34,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058321897] [2023-11-26 11:52:34,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:34,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:52:34,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:34,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:52:34,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:52:34,980 INFO L87 Difference]: Start difference. First operand 1052 states and 1738 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:35,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:35,072 INFO L93 Difference]: Finished difference Result 1056 states and 1742 transitions. [2023-11-26 11:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:52:35,072 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 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 49 [2023-11-26 11:52:35,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:35,079 INFO L225 Difference]: With dead ends: 1056 [2023-11-26 11:52:35,079 INFO L226 Difference]: Without dead ends: 1054 [2023-11-26 11:52:35,080 INFO L412 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 [2023-11-26 11:52:35,083 INFO L413 NwaCegarLoop]: 1680 mSDtfsCounter, 1 mSDsluCounter, 3355 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5035 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:35,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5035 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:52:35,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2023-11-26 11:52:35,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1054. [2023-11-26 11:52:35,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1054 states, 1053 states have (on average 1.6524216524216524) internal successors, (1740), 1053 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:35,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 1054 states and 1740 transitions. [2023-11-26 11:52:35,114 INFO L78 Accepts]: Start accepts. Automaton has 1054 states and 1740 transitions. Word has length 49 [2023-11-26 11:52:35,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:35,116 INFO L495 AbstractCegarLoop]: Abstraction has 1054 states and 1740 transitions. [2023-11-26 11:52:35,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:35,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1740 transitions. [2023-11-26 11:52:35,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-26 11:52:35,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:35,119 INFO L195 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] [2023-11-26 11:52:35,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 11:52:35,119 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:35,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:35,120 INFO L85 PathProgramCache]: Analyzing trace with hash -112386929, now seen corresponding path program 1 times [2023-11-26 11:52:35,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:35,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49788622] [2023-11-26 11:52:35,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:35,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:35,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:35,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:35,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49788622] [2023-11-26 11:52:35,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49788622] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:35,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:35,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:52:35,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129597164] [2023-11-26 11:52:35,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:35,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:52:35,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:35,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:52:35,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:52:35,345 INFO L87 Difference]: Start difference. First operand 1054 states and 1740 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:35,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:35,411 INFO L93 Difference]: Finished difference Result 2050 states and 3391 transitions. [2023-11-26 11:52:35,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:52:35,411 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 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 50 [2023-11-26 11:52:35,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:35,418 INFO L225 Difference]: With dead ends: 2050 [2023-11-26 11:52:35,418 INFO L226 Difference]: Without dead ends: 1057 [2023-11-26 11:52:35,420 INFO L412 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 [2023-11-26 11:52:35,421 INFO L413 NwaCegarLoop]: 1680 mSDtfsCounter, 1 mSDsluCounter, 3353 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5033 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:35,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5033 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:52:35,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2023-11-26 11:52:35,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 1056. [2023-11-26 11:52:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1056 states, 1055 states have (on average 1.6511848341232227) internal successors, (1742), 1055 states have internal predecessors, (1742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 1742 transitions. [2023-11-26 11:52:35,455 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 1742 transitions. Word has length 50 [2023-11-26 11:52:35,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:35,456 INFO L495 AbstractCegarLoop]: Abstraction has 1056 states and 1742 transitions. [2023-11-26 11:52:35,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:35,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1742 transitions. [2023-11-26 11:52:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-26 11:52:35,467 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:35,467 INFO L195 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] [2023-11-26 11:52:35,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-26 11:52:35,467 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:35,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:35,468 INFO L85 PathProgramCache]: Analyzing trace with hash 600540283, now seen corresponding path program 1 times [2023-11-26 11:52:35,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:35,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276577691] [2023-11-26 11:52:35,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:35,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:35,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:35,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276577691] [2023-11-26 11:52:35,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276577691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:35,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:35,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:52:35,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436866828] [2023-11-26 11:52:35,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:35,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 11:52:35,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:35,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:52:35,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:52:35,887 INFO L87 Difference]: Start difference. First operand 1056 states and 1742 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:36,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:36,269 INFO L93 Difference]: Finished difference Result 4051 states and 6701 transitions. [2023-11-26 11:52:36,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-26 11:52:36,270 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2023-11-26 11:52:36,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:36,287 INFO L225 Difference]: With dead ends: 4051 [2023-11-26 11:52:36,287 INFO L226 Difference]: Without dead ends: 3056 [2023-11-26 11:52:36,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-11-26 11:52:36,291 INFO L413 NwaCegarLoop]: 1703 mSDtfsCounter, 8078 mSDsluCounter, 10050 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8078 SdHoareTripleChecker+Valid, 11753 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:36,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8078 Valid, 11753 Invalid, 91 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:52:36,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3056 states. [2023-11-26 11:52:36,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3056 to 1067. [2023-11-26 11:52:36,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 1066 states have (on average 1.6472795497185742) internal successors, (1756), 1066 states have internal predecessors, (1756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:36,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1756 transitions. [2023-11-26 11:52:36,335 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1756 transitions. Word has length 51 [2023-11-26 11:52:36,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:36,337 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1756 transitions. [2023-11-26 11:52:36,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:36,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1756 transitions. [2023-11-26 11:52:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-26 11:52:36,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:36,338 INFO L195 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] [2023-11-26 11:52:36,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 11:52:36,339 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:36,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:36,339 INFO L85 PathProgramCache]: Analyzing trace with hash -808752603, now seen corresponding path program 1 times [2023-11-26 11:52:36,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:36,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742550442] [2023-11-26 11:52:36,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:36,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:36,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:36,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:36,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742550442] [2023-11-26 11:52:36,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742550442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:36,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:36,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:52:36,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365869669] [2023-11-26 11:52:36,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:36,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 11:52:36,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:36,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:52:36,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:52:36,871 INFO L87 Difference]: Start difference. First operand 1067 states and 1756 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:37,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:37,345 INFO L93 Difference]: Finished difference Result 4078 states and 6738 transitions. [2023-11-26 11:52:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-26 11:52:37,346 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2023-11-26 11:52:37,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:37,363 INFO L225 Difference]: With dead ends: 4078 [2023-11-26 11:52:37,363 INFO L226 Difference]: Without dead ends: 3075 [2023-11-26 11:52:37,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-11-26 11:52:37,368 INFO L413 NwaCegarLoop]: 4878 mSDtfsCounter, 4881 mSDsluCounter, 14694 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4881 SdHoareTripleChecker+Valid, 19572 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:37,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4881 Valid, 19572 Invalid, 116 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:52:37,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3075 states. [2023-11-26 11:52:37,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3075 to 1073. [2023-11-26 11:52:37,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1073 states, 1072 states have (on average 1.6445895522388059) internal successors, (1763), 1072 states have internal predecessors, (1763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1763 transitions. [2023-11-26 11:52:37,425 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1763 transitions. Word has length 51 [2023-11-26 11:52:37,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:37,425 INFO L495 AbstractCegarLoop]: Abstraction has 1073 states and 1763 transitions. [2023-11-26 11:52:37,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:37,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1763 transitions. [2023-11-26 11:52:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-26 11:52:37,427 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:37,427 INFO L195 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] [2023-11-26 11:52:37,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-26 11:52:37,427 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:37,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:37,428 INFO L85 PathProgramCache]: Analyzing trace with hash 966254759, now seen corresponding path program 1 times [2023-11-26 11:52:37,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:37,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793452172] [2023-11-26 11:52:37,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:37,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:37,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:37,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:37,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793452172] [2023-11-26 11:52:37,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793452172] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:37,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:37,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 11:52:37,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988931284] [2023-11-26 11:52:37,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:37,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 11:52:37,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:37,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 11:52:37,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:52:37,984 INFO L87 Difference]: Start difference. First operand 1073 states and 1763 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:38,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:38,342 INFO L93 Difference]: Finished difference Result 3077 states and 5078 transitions. [2023-11-26 11:52:38,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 11:52:38,342 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 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 51 [2023-11-26 11:52:38,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:38,359 INFO L225 Difference]: With dead ends: 3077 [2023-11-26 11:52:38,359 INFO L226 Difference]: Without dead ends: 2068 [2023-11-26 11:52:38,361 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2023-11-26 11:52:38,363 INFO L413 NwaCegarLoop]: 3287 mSDtfsCounter, 4844 mSDsluCounter, 8316 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4844 SdHoareTripleChecker+Valid, 11603 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:38,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4844 Valid, 11603 Invalid, 75 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-26 11:52:38,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2068 states. [2023-11-26 11:52:38,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2068 to 1070. [2023-11-26 11:52:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1070 states, 1069 states have (on average 1.6454630495790459) internal successors, (1759), 1069 states have internal predecessors, (1759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1759 transitions. [2023-11-26 11:52:38,401 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1759 transitions. Word has length 51 [2023-11-26 11:52:38,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:38,401 INFO L495 AbstractCegarLoop]: Abstraction has 1070 states and 1759 transitions. [2023-11-26 11:52:38,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1759 transitions. [2023-11-26 11:52:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-26 11:52:38,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:38,402 INFO L195 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] [2023-11-26 11:52:38,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-26 11:52:38,403 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:38,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:38,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1651207693, now seen corresponding path program 1 times [2023-11-26 11:52:38,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:38,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269538027] [2023-11-26 11:52:38,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:38,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:39,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:39,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269538027] [2023-11-26 11:52:39,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269538027] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:39,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:39,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-26 11:52:39,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477164248] [2023-11-26 11:52:39,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:39,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 11:52:39,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:39,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 11:52:39,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-26 11:52:39,115 INFO L87 Difference]: Start difference. First operand 1070 states and 1759 transitions. Second operand has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:40,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:40,283 INFO L93 Difference]: Finished difference Result 5068 states and 8373 transitions. [2023-11-26 11:52:40,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-26 11:52:40,284 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2023-11-26 11:52:40,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:40,307 INFO L225 Difference]: With dead ends: 5068 [2023-11-26 11:52:40,307 INFO L226 Difference]: Without dead ends: 4062 [2023-11-26 11:52:40,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=198, Invalid=452, Unknown=0, NotChecked=0, Total=650 [2023-11-26 11:52:40,311 INFO L413 NwaCegarLoop]: 4890 mSDtfsCounter, 11380 mSDsluCounter, 19838 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11380 SdHoareTripleChecker+Valid, 24728 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:40,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11380 Valid, 24728 Invalid, 218 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 11:52:40,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4062 states. [2023-11-26 11:52:40,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4062 to 1073. [2023-11-26 11:52:40,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1073 states, 1072 states have (on average 1.6445895522388059) internal successors, (1763), 1072 states have internal predecessors, (1763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:40,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1763 transitions. [2023-11-26 11:52:40,366 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1763 transitions. Word has length 52 [2023-11-26 11:52:40,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:40,366 INFO L495 AbstractCegarLoop]: Abstraction has 1073 states and 1763 transitions. [2023-11-26 11:52:40,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:40,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1763 transitions. [2023-11-26 11:52:40,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-26 11:52:40,368 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:40,368 INFO L195 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] [2023-11-26 11:52:40,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-26 11:52:40,368 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:40,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:40,369 INFO L85 PathProgramCache]: Analyzing trace with hash 123799669, now seen corresponding path program 1 times [2023-11-26 11:52:40,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:40,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820048550] [2023-11-26 11:52:40,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:40,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:40,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:52:40,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820048550] [2023-11-26 11:52:40,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820048550] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:40,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:40,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 11:52:40,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168074683] [2023-11-26 11:52:40,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:40,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:52:40,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:52:40,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:52:40,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:52:40,801 INFO L87 Difference]: Start difference. First operand 1073 states and 1763 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:41,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:41,069 INFO L93 Difference]: Finished difference Result 3071 states and 5065 transitions. [2023-11-26 11:52:41,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 11:52:41,070 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 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 52 [2023-11-26 11:52:41,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:41,087 INFO L225 Difference]: With dead ends: 3071 [2023-11-26 11:52:41,088 INFO L226 Difference]: Without dead ends: 2056 [2023-11-26 11:52:41,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:52:41,090 INFO L413 NwaCegarLoop]: 1677 mSDtfsCounter, 6495 mSDsluCounter, 3339 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6495 SdHoareTripleChecker+Valid, 5016 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:41,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6495 Valid, 5016 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:52:41,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2056 states. [2023-11-26 11:52:41,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2056 to 1067. [2023-11-26 11:52:41,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 1066 states have (on average 1.646341463414634) internal successors, (1755), 1066 states have internal predecessors, (1755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:41,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1755 transitions. [2023-11-26 11:52:41,134 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1755 transitions. Word has length 52 [2023-11-26 11:52:41,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:41,134 INFO L495 AbstractCegarLoop]: Abstraction has 1067 states and 1755 transitions. [2023-11-26 11:52:41,135 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:41,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1755 transitions. [2023-11-26 11:52:41,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-26 11:52:41,136 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:41,136 INFO L195 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] [2023-11-26 11:52:41,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-26 11:52:41,136 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:41,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:41,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1565144073, now seen corresponding path program 1 times [2023-11-26 11:52:41,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:52:41,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086145289] [2023-11-26 11:52:41,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:41,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:52:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:52:41,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:52:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:52:41,422 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:52:41,422 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:52:41,423 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:52:41,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-26 11:52:41,429 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:52:41,433 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:52:41,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 11:52:41,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-26 11:52:41,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-26 11:52:41,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-26 11:52:41,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-26 11:52:41,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-26 11:52:41,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-26 11:52:41,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-11-26 11:52:41,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-26 11:52:41,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-26 11:52:41,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated [2023-11-26 11:52:41,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated [2023-11-26 11:52:41,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-26 11:52:41,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated [2023-11-26 11:52:41,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated [2023-11-26 11:52:41,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated [2023-11-26 11:52:41,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated [2023-11-26 11:52:41,509 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-26 11:52:41,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated [2023-11-26 11:52:41,510 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-26 11:52:41,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-26 11:52:41,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated [2023-11-26 11:52:41,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-26 11:52:41,513 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-26 11:52:41,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-26 11:52:41,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-26 11:52:41,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated [2023-11-26 11:52:41,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated [2023-11-26 11:52:41,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated [2023-11-26 11:52:41,523 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated [2023-11-26 11:52:41,524 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated [2023-11-26 11:52:41,526 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated [2023-11-26 11:52:41,527 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated [2023-11-26 11:52:41,528 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated [2023-11-26 11:52:41,529 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-26 11:52:41,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:52:41 BoogieIcfgContainer [2023-11-26 11:52:41,565 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:52:41,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:52:41,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:52:41,566 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:52:41,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:29" (3/4) ... [2023-11-26 11:52:41,568 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:52:41,570 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:52:41,570 INFO L158 Benchmark]: Toolchain (without parser) took 19678.21ms. Allocated memory was 153.1MB in the beginning and 763.4MB in the end (delta: 610.3MB). Free memory was 103.1MB in the beginning and 555.1MB in the end (delta: -452.0MB). Peak memory consumption was 161.4MB. Max. memory is 16.1GB. [2023-11-26 11:52:41,571 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:52:41,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1326.15ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 103.1MB in the beginning and 133.3MB in the end (delta: -30.2MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2023-11-26 11:52:41,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 801.51ms. Allocated memory is still 205.5MB. Free memory was 133.3MB in the beginning and 78.3MB in the end (delta: 55.0MB). Peak memory consumption was 117.2MB. Max. memory is 16.1GB. [2023-11-26 11:52:41,572 INFO L158 Benchmark]: Boogie Preprocessor took 871.33ms. Allocated memory was 205.5MB in the beginning and 404.8MB in the end (delta: 199.2MB). Free memory was 78.3MB in the beginning and 242.0MB in the end (delta: -163.8MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2023-11-26 11:52:41,573 INFO L158 Benchmark]: RCFGBuilder took 4975.18ms. Allocated memory was 404.8MB in the beginning and 585.1MB in the end (delta: 180.4MB). Free memory was 242.0MB in the beginning and 286.7MB in the end (delta: -44.7MB). Peak memory consumption was 142.0MB. Max. memory is 16.1GB. [2023-11-26 11:52:41,573 INFO L158 Benchmark]: TraceAbstraction took 11690.50ms. Allocated memory was 585.1MB in the beginning and 763.4MB in the end (delta: 178.3MB). Free memory was 285.7MB in the beginning and 555.1MB in the end (delta: -269.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:52:41,573 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 763.4MB. Free memory is still 555.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:52:41,576 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1326.15ms. Allocated memory was 153.1MB in the beginning and 205.5MB in the end (delta: 52.4MB). Free memory was 103.1MB in the beginning and 133.3MB in the end (delta: -30.2MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 801.51ms. Allocated memory is still 205.5MB. Free memory was 133.3MB in the beginning and 78.3MB in the end (delta: 55.0MB). Peak memory consumption was 117.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 871.33ms. Allocated memory was 205.5MB in the beginning and 404.8MB in the end (delta: 199.2MB). Free memory was 78.3MB in the beginning and 242.0MB in the end (delta: -163.8MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4975.18ms. Allocated memory was 404.8MB in the beginning and 585.1MB in the end (delta: 180.4MB). Free memory was 242.0MB in the beginning and 286.7MB in the end (delta: -44.7MB). Peak memory consumption was 142.0MB. Max. memory is 16.1GB. * TraceAbstraction took 11690.50ms. Allocated memory was 585.1MB in the beginning and 763.4MB in the end (delta: 178.3MB). Free memory was 285.7MB in the beginning and 555.1MB in the end (delta: -269.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 763.4MB. Free memory is still 555.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 215, overapproximation of bitwiseAnd at line 220. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 3); [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (3 - 1); [L35] const SORT_44 mask_SORT_44 = (SORT_44)-1 >> (sizeof(SORT_44) * 8 - 12); [L36] const SORT_44 msb_SORT_44 = (SORT_44)1 << (12 - 1); [L38] const SORT_98 mask_SORT_98 = (SORT_98)-1 >> (sizeof(SORT_98) * 8 - 17); [L39] const SORT_98 msb_SORT_98 = (SORT_98)1 << (17 - 1); [L41] const SORT_99 mask_SORT_99 = (SORT_99)-1 >> (sizeof(SORT_99) * 8 - 5); [L42] const SORT_99 msb_SORT_99 = (SORT_99)1 << (5 - 1); [L44] const SORT_102 mask_SORT_102 = (SORT_102)-1 >> (sizeof(SORT_102) * 8 - 9); [L45] const SORT_102 msb_SORT_102 = (SORT_102)1 << (9 - 1); [L47] const SORT_104 mask_SORT_104 = (SORT_104)-1 >> (sizeof(SORT_104) * 8 - 10); [L48] const SORT_104 msb_SORT_104 = (SORT_104)1 << (10 - 1); [L50] const SORT_107 mask_SORT_107 = (SORT_107)-1 >> (sizeof(SORT_107) * 8 - 11); [L51] const SORT_107 msb_SORT_107 = (SORT_107)1 << (11 - 1); [L53] const SORT_112 mask_SORT_112 = (SORT_112)-1 >> (sizeof(SORT_112) * 8 - 13); [L54] const SORT_112 msb_SORT_112 = (SORT_112)1 << (13 - 1); [L56] const SORT_115 mask_SORT_115 = (SORT_115)-1 >> (sizeof(SORT_115) * 8 - 14); [L57] const SORT_115 msb_SORT_115 = (SORT_115)1 << (14 - 1); [L59] const SORT_118 mask_SORT_118 = (SORT_118)-1 >> (sizeof(SORT_118) * 8 - 15); [L60] const SORT_118 msb_SORT_118 = (SORT_118)1 << (15 - 1); [L62] const SORT_151 mask_SORT_151 = (SORT_151)-1 >> (sizeof(SORT_151) * 8 - 7); [L63] const SORT_151 msb_SORT_151 = (SORT_151)1 << (7 - 1); [L65] const SORT_211 mask_SORT_211 = (SORT_211)-1 >> (sizeof(SORT_211) * 8 - 2); [L66] const SORT_211 msb_SORT_211 = (SORT_211)1 << (2 - 1); [L68] const SORT_370 mask_SORT_370 = (SORT_370)-1 >> (sizeof(SORT_370) * 8 - 4); [L69] const SORT_370 msb_SORT_370 = (SORT_370)1 << (4 - 1); [L71] const SORT_373 mask_SORT_373 = (SORT_373)-1 >> (sizeof(SORT_373) * 8 - 6); [L72] const SORT_373 msb_SORT_373 = (SORT_373)1 << (6 - 1); [L74] const SORT_376 mask_SORT_376 = (SORT_376)-1 >> (sizeof(SORT_376) * 8 - 8); [L75] const SORT_376 msb_SORT_376 = (SORT_376)1 << (8 - 1); [L77] const SORT_3 var_6 = 0; [L78] const SORT_9 var_11 = 2; [L79] const SORT_9 var_13 = 0; [L80] const SORT_1 var_19 = 0; [L81] const SORT_1 var_34 = 1; [L82] const SORT_44 var_45 = 0; [L83] const SORT_9 var_61 = 1; [L84] const SORT_9 var_66 = 4; [L85] const SORT_9 var_68 = 5; [L86] const SORT_9 var_72 = 3; [L87] const SORT_99 var_100 = 0; [L88] const SORT_151 var_153 = 5; [L89] const SORT_151 var_157 = 4; [L90] const SORT_151 var_161 = 3; [L91] const SORT_151 var_165 = 2; [L92] const SORT_151 var_169 = 1; [L93] const SORT_151 var_173 = 0; [L94] const SORT_44 var_196 = 2; [L95] const SORT_211 var_213 = 0; [L96] const SORT_3 var_220 = 65535; [L98] SORT_1 input_2; [L99] SORT_3 input_4; [L100] SORT_3 input_5; [L101] SORT_3 input_208; [L102] SORT_3 input_209; [L103] SORT_3 input_210; [L104] SORT_3 input_219; [L105] SORT_3 input_228; [L106] SORT_3 input_229; [L107] SORT_3 input_230; [L108] SORT_3 input_233; [L109] SORT_3 input_251; [L110] SORT_3 input_252; [L111] SORT_3 input_253; [L112] SORT_3 input_256; [L113] SORT_3 input_258; [L114] SORT_211 input_272; [L115] SORT_211 input_273; [L116] SORT_211 input_274; [L118] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L118] SORT_3 state_7 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L119] SORT_9 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L120] SORT_1 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L121] SORT_3 state_23 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L122] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L122] SORT_3 state_38 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L123] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L123] SORT_3 state_40 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L124] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L124] SORT_3 state_42 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L125] EXPR __VERIFIER_nondet_ushort() & mask_SORT_44 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L125] SORT_44 state_46 = __VERIFIER_nondet_ushort() & mask_SORT_44; [L126] EXPR __VERIFIER_nondet_ushort() & mask_SORT_44 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L126] SORT_44 state_48 = __VERIFIER_nondet_ushort() & mask_SORT_44; [L127] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L127] SORT_3 state_50 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L128] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L128] SORT_3 state_52 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L129] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L129] SORT_3 state_54 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L130] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 VAL [mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L130] SORT_3 state_56 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L132] SORT_3 init_8_arg_1 = var_6; [L133] state_7 = init_8_arg_1 [L134] SORT_9 init_15_arg_1 = var_13; [L135] state_14 = init_15_arg_1 [L136] SORT_1 init_21_arg_1 = var_19; [L137] state_20 = init_21_arg_1 [L138] SORT_3 init_24_arg_1 = var_6; [L139] state_23 = init_24_arg_1 [L140] SORT_3 init_39_arg_1 = var_6; [L141] state_38 = init_39_arg_1 [L142] SORT_3 init_41_arg_1 = var_6; [L143] state_40 = init_41_arg_1 [L144] SORT_3 init_43_arg_1 = var_6; [L145] state_42 = init_43_arg_1 [L146] SORT_44 init_47_arg_1 = var_45; [L147] state_46 = init_47_arg_1 [L148] SORT_44 init_49_arg_1 = var_45; [L149] state_48 = init_49_arg_1 [L150] SORT_3 init_51_arg_1 = var_6; [L151] state_50 = init_51_arg_1 [L152] SORT_3 init_53_arg_1 = var_6; [L153] state_52 = init_53_arg_1 [L154] SORT_3 init_55_arg_1 = var_6; [L155] state_54 = init_55_arg_1 [L156] SORT_3 init_57_arg_1 = var_6; [L157] state_56 = init_57_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L160] input_2 = __VERIFIER_nondet_uchar() [L161] input_4 = __VERIFIER_nondet_ushort() [L162] input_5 = __VERIFIER_nondet_ushort() [L163] input_208 = __VERIFIER_nondet_ushort() [L164] input_209 = __VERIFIER_nondet_ushort() [L165] input_210 = __VERIFIER_nondet_ushort() [L166] input_219 = __VERIFIER_nondet_ushort() [L167] input_228 = __VERIFIER_nondet_ushort() [L168] input_229 = __VERIFIER_nondet_ushort() [L169] input_230 = __VERIFIER_nondet_ushort() [L170] input_233 = __VERIFIER_nondet_ushort() [L171] input_251 = __VERIFIER_nondet_ushort() [L172] input_252 = __VERIFIER_nondet_ushort() [L173] input_253 = __VERIFIER_nondet_ushort() [L174] input_256 = __VERIFIER_nondet_ushort() [L175] input_258 = __VERIFIER_nondet_ushort() [L176] input_272 = __VERIFIER_nondet_uchar() [L177] input_273 = __VERIFIER_nondet_uchar() [L178] input_274 = __VERIFIER_nondet_uchar() [L181] SORT_3 var_10_arg_0 = state_7; [L182] SORT_9 var_10 = var_10_arg_0 >> 0; VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L183] EXPR var_10 & mask_SORT_9 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_173=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L183] var_10 = var_10 & mask_SORT_9 [L184] SORT_9 var_12_arg_0 = var_10; [L185] SORT_9 var_12_arg_1 = var_11; [L186] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L187] SORT_9 var_16_arg_0 = state_14; [L188] SORT_1 var_16 = var_16_arg_0 >> 2; [L189] SORT_1 var_17_arg_0 = var_12; [L190] SORT_1 var_17_arg_1 = var_16; VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17_arg_0=0, var_17_arg_1=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L191] EXPR var_17_arg_0 & var_17_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17_arg_0=0, var_17_arg_1=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L191] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L192] SORT_1 var_18_arg_0 = var_17; [L193] SORT_1 var_18 = ~var_18_arg_0; [L194] SORT_1 var_22_arg_0 = state_20; [L195] SORT_1 var_22 = ~var_22_arg_0; [L196] SORT_3 var_25_arg_0 = state_23; [L197] SORT_3 var_25_arg_1 = var_6; [L198] SORT_1 var_25 = var_25_arg_0 == var_25_arg_1; [L199] SORT_1 var_26_arg_0 = var_22; [L200] SORT_1 var_26_arg_1 = var_25; VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26_arg_0=255, var_26_arg_1=1, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L201] EXPR var_26_arg_0 | var_26_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26_arg_0=255, var_26_arg_1=1, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L201] SORT_1 var_26 = var_26_arg_0 | var_26_arg_1; [L202] SORT_3 var_27_arg_0 = state_23; [L203] SORT_3 var_27_arg_1 = var_6; [L204] SORT_1 var_27 = var_27_arg_0 == var_27_arg_1; [L205] SORT_1 var_28_arg_0 = var_27; [L206] SORT_1 var_28 = ~var_28_arg_0; [L207] SORT_1 var_29_arg_0 = var_28; [L208] SORT_1 var_29_arg_1 = state_20; VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29_arg_0=254, var_29_arg_1=0, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L209] EXPR var_29_arg_0 | var_29_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29_arg_0=254, var_29_arg_1=0, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L209] SORT_1 var_29 = var_29_arg_0 | var_29_arg_1; [L210] SORT_1 var_30_arg_0 = var_26; [L211] SORT_1 var_30_arg_1 = var_29; VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29=254, var_29_arg_0=254, var_29_arg_1=0, var_30_arg_0=255, var_30_arg_1=254, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L212] EXPR var_30_arg_0 & var_30_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29=254, var_29_arg_0=254, var_29_arg_1=0, var_30_arg_0=255, var_30_arg_1=254, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L212] SORT_1 var_30 = var_30_arg_0 & var_30_arg_1; [L213] SORT_1 var_31_arg_0 = var_18; [L214] SORT_1 var_31_arg_1 = var_30; VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29=254, var_29_arg_0=254, var_29_arg_1=0, var_30=254, var_30_arg_0=255, var_30_arg_1=254, var_31_arg_0=255, var_31_arg_1=254, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L215] EXPR var_31_arg_0 | var_31_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29=254, var_29_arg_0=254, var_29_arg_1=0, var_30=254, var_30_arg_0=255, var_30_arg_1=254, var_31_arg_0=255, var_31_arg_1=254, var_34=1, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L215] SORT_1 var_31 = var_31_arg_0 | var_31_arg_1; [L216] SORT_1 var_35_arg_0 = var_31; [L217] SORT_1 var_35 = ~var_35_arg_0; [L218] SORT_1 var_36_arg_0 = var_34; [L219] SORT_1 var_36_arg_1 = var_35; VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29=254, var_29_arg_0=254, var_29_arg_1=0, var_30=254, var_30_arg_0=255, var_30_arg_1=254, var_31=0, var_31_arg_0=255, var_31_arg_1=254, var_34=1, var_35=255, var_35_arg_0=0, var_36_arg_0=1, var_36_arg_1=255, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L220] EXPR var_36_arg_0 & var_36_arg_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29=254, var_29_arg_0=254, var_29_arg_1=0, var_30=254, var_30_arg_0=255, var_30_arg_1=254, var_31=0, var_31_arg_0=255, var_31_arg_1=254, var_34=1, var_35=255, var_35_arg_0=0, var_36_arg_0=1, var_36_arg_1=255, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L220] SORT_1 var_36 = var_36_arg_0 & var_36_arg_1; [L221] EXPR var_36 & mask_SORT_1 VAL [init_15_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_8_arg_1=0, mask_SORT_102=511, mask_SORT_104=1023, mask_SORT_107=2047, mask_SORT_112=8191, mask_SORT_115=16383, mask_SORT_118=32767, mask_SORT_151=127, mask_SORT_1=1, mask_SORT_211=3, mask_SORT_370=15, mask_SORT_373=63, mask_SORT_376=255, mask_SORT_3=65535, mask_SORT_44=4095, mask_SORT_98=131071, mask_SORT_99=31, mask_SORT_9=7, msb_SORT_102=256, msb_SORT_104=512, msb_SORT_107=1024, msb_SORT_112=4096, msb_SORT_115=8192, msb_SORT_118=16384, msb_SORT_151=64, msb_SORT_1=1, msb_SORT_211=2, msb_SORT_370=8, msb_SORT_373=32, msb_SORT_376=128, msb_SORT_3=32768, msb_SORT_44=2048, msb_SORT_98=65536, msb_SORT_99=16, msb_SORT_9=4, state_14=0, state_20=0, state_23=0, state_38=0, state_40=0, state_42=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_7=0, var_100=0, var_10=0, var_10_arg_0=0, var_11=2, var_12=0, var_12_arg_0=0, var_12_arg_1=2, var_13=0, var_153=5, var_157=4, var_161=3, var_165=2, var_169=1, var_16=0, var_16_arg_0=0, var_173=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_18=255, var_18_arg_0=0, var_196=2, var_19=0, var_213=0, var_220=65535, var_22=255, var_22_arg_0=0, var_25=1, var_25_arg_0=0, var_25_arg_1=0, var_26=255, var_26_arg_0=255, var_26_arg_1=1, var_27=1, var_27_arg_0=0, var_27_arg_1=0, var_28=254, var_28_arg_0=1, var_29=254, var_29_arg_0=254, var_29_arg_1=0, var_30=254, var_30_arg_0=255, var_30_arg_1=254, var_31=0, var_31_arg_0=255, var_31_arg_1=254, var_34=1, var_35=255, var_35_arg_0=0, var_36=1, var_36_arg_0=1, var_36_arg_1=255, var_45=0, var_61=1, var_66=4, var_68=5, var_6=0, var_72=3] [L221] var_36 = var_36 & mask_SORT_1 [L222] SORT_1 bad_37_arg_0 = var_36; [L223] CALL __VERIFIER_assert(!(bad_37_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1014 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.5s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64833 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 64833 mSDsluCounter, 112999 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 86442 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 774 IncrementalHoareTripleChecker+Invalid, 786 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 26557 mSDtfsCounter, 774 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 133 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1073occurred in iteration=8, InterpolantAutomatonStates: 106, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 15838 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 598 NumberOfCodeBlocks, 598 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 535 ConstructedInterpolants, 0 QuantifiedInterpolants, 1598 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-26 11:52:41,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme --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 b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:52:44,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:52:44,538 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-26 11:52:44,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:52:44,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:52:44,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:52:44,605 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:52:44,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:52:44,607 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:52:44,612 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:52:44,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:52:44,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:52:44,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:52:44,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:52:44,616 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:52:44,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:52:44,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:52:44,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:52:44,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:52:44,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:52:44,619 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:52:44,619 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:52:44,620 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:52:44,620 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:52:44,621 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:52:44,621 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:52:44,622 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:52:44,622 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:52:44,623 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:52:44,623 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:52:44,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:44,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:52:44,626 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:52:44,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:52:44,626 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:52:44,627 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:52:44,628 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:52:44,628 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:52:44,628 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:52:44,628 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:52:44,629 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:52:44,629 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:52:44,629 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b88007960cae79b63604455924d89f4d8e6ff83730f3fe3600fe1cad3b333850 [2023-11-26 11:52:45,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:52:45,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:52:45,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:52:45,069 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:52:45,069 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:52:45,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-26 11:52:48,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:52:48,764 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:52:48,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-26 11:52:48,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data/19c53b7f8/2d10fe11c4f64e4eb689cc209a294091/FLAGb0bbf2949 [2023-11-26 11:52:48,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/data/19c53b7f8/2d10fe11c4f64e4eb689cc209a294091 [2023-11-26 11:52:48,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:52:48,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:52:48,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:48,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:52:48,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:52:48,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:48" (1/1) ... [2023-11-26 11:52:48,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12de35b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:48, skipping insertion in model container [2023-11-26 11:52:48,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:52:48" (1/1) ... [2023-11-26 11:52:48,926 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:52:49,192 WARN L240 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_3b87a07b-c18d-4fd6-8675-0fcac569d690/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-26 11:52:49,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:49,692 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:52:49,705 WARN L240 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_3b87a07b-c18d-4fd6-8675-0fcac569d690/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p5.c[1260,1273] [2023-11-26 11:52:49,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:52:50,024 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:52:50,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50 WrapperNode [2023-11-26 11:52:50,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:52:50,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:50,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:52:50,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:52:50,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,247 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1835 [2023-11-26 11:52:50,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:52:50,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:52:50,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:52:50,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:52:50,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,280 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,321 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]. [2023-11-26 11:52:50,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:52:50,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:52:50,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:52:50,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:52:50,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (1/1) ... [2023-11-26 11:52:50,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:52:50,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:52:50,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:52:50,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:52:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:52:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:52:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:52:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:52:51,006 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:52:51,008 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:52:54,467 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:52:54,589 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:52:54,592 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:52:54,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:54 BoogieIcfgContainer [2023-11-26 11:52:54,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:52:54,595 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:52:54,595 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:52:54,599 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:52:54,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:52:48" (1/3) ... [2023-11-26 11:52:54,600 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc1eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:54, skipping insertion in model container [2023-11-26 11:52:54,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:52:50" (2/3) ... [2023-11-26 11:52:54,602 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc1eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:52:54, skipping insertion in model container [2023-11-26 11:52:54,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:52:54" (3/3) ... [2023-11-26 11:52:54,604 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsa16a_p5.c [2023-11-26 11:52:54,624 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:52:54,624 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:52:54,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:52:54,693 INFO L357 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, mHoare=true, 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;@5e32ffda, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:52:54,693 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:52:54,698 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-26 11:52:54,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:54,708 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-26 11:52:54,710 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:54,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:54,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-11-26 11:52:54,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:52:54,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [671104114] [2023-11-26 11:52:54,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:54,734 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:52:54,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:52:54,740 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:52:54,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-26 11:52:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:55,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-26 11:52:55,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:52:55,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:52:55,447 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:52:55,447 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:52:55,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [671104114] [2023-11-26 11:52:55,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [671104114] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:52:55,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:52:55,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:52:55,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471707932] [2023-11-26 11:52:55,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:52:55,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 11:52:55,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:52:55,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 11:52:55,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 11:52:55,489 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 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 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:56,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:52:56,013 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-11-26 11:52:56,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 11:52:56,016 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 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 4 [2023-11-26 11:52:56,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:52:56,024 INFO L225 Difference]: With dead ends: 16 [2023-11-26 11:52:56,025 INFO L226 Difference]: Without dead ends: 9 [2023-11-26 11:52:56,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:52:56,032 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 11:52:56,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 11:52:56,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-11-26 11:52:56,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-26 11:52:56,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:56,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-26 11:52:56,064 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-11-26 11:52:56,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:52:56,064 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-11-26 11:52:56,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:52:56,064 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-26 11:52:56,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-26 11:52:56,065 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:52:56,065 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-11-26 11:52:56,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:52:56,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:52:56,269 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:52:56,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:52:56,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-11-26 11:52:56,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:52:56,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [990279500] [2023-11-26 11:52:56,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:52:56,274 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:52:56,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:52:56,276 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:52:56,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-26 11:52:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:52:59,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-26 11:52:59,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:53:00,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:53:00,216 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:53:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:53:00,613 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:53:00,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [990279500] [2023-11-26 11:53:00,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [990279500] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 11:53:00,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 11:53:00,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-26 11:53:00,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156226602] [2023-11-26 11:53:00,614 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 11:53:00,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-26 11:53:00,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:53:00,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-26 11:53:00,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-26 11:53:00,617 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:53:02,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:53:02,063 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2023-11-26 11:53:02,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 11:53:02,064 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 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 7 [2023-11-26 11:53:02,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:53:02,064 INFO L225 Difference]: With dead ends: 17 [2023-11-26 11:53:02,064 INFO L226 Difference]: Without dead ends: 15 [2023-11-26 11:53:02,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2023-11-26 11:53:02,067 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 9 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:53:02,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 11 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-26 11:53:02,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2023-11-26 11:53:02,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2023-11-26 11:53:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:53:02,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2023-11-26 11:53:02,074 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 7 [2023-11-26 11:53:02,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:53:02,075 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2023-11-26 11:53:02,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:53:02,075 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2023-11-26 11:53:02,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-26 11:53:02,076 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:53:02,076 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1] [2023-11-26 11:53:02,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:53:02,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:53:02,291 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:53:02,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:53:02,292 INFO L85 PathProgramCache]: Analyzing trace with hash -57678563, now seen corresponding path program 2 times [2023-11-26 11:53:02,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:53:02,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [543376155] [2023-11-26 11:53:02,302 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-26 11:53:02,302 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 11:53:02,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:53:02,303 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 11:53:02,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b87a07b-c18d-4fd6-8675-0fcac569d690/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process