./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --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 e4f52ed6ec31f3f509aad5ffadcb124384802bf78fade278b01364c8156e3d63 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:22:30,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:22:30,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:22:30,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:22:30,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:22:30,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:22:30,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:22:30,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:22:30,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:22:30,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:22:30,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:22:30,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:22:30,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:22:30,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:22:30,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:22:30,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:22:30,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:22:30,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:22:30,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:22:30,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:22:30,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:22:30,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:22:30,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:22:30,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:22:30,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:22:30,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:22:30,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:22:30,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:22:30,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:22:30,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:22:30,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:22:30,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:22:30,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:22:30,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:22:30,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:22:30,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:22:30,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:22:30,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:22:30,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:22:30,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:22:30,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:22:30,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 16:22:30,403 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:22:30,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:22:30,405 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:22:30,405 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:22:30,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:22:30,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:22:30,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:22:30,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:22:30,408 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:22:30,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:22:30,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:22:30,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:22:30,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:22:30,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:22:30,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:22:30,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:22:30,411 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:22:30,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:22:30,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:22:30,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:22:30,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:22:30,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:22:30,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:22:30,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:22:30,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:22:30,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:22:30,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:22:30,414 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:22:30,415 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:22:30,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:22:30,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4f52ed6ec31f3f509aad5ffadcb124384802bf78fade278b01364c8156e3d63 [2022-11-21 16:22:30,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:22:30,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:22:30,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:22:30,797 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:22:30,797 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:22:30,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2022-11-21 16:22:33,899 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:22:34,126 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:22:34,126 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2022-11-21 16:22:34,136 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data/909541143/68eb945d07874561b696951c9b00c2bb/FLAGe5fa71adb [2022-11-21 16:22:34,151 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data/909541143/68eb945d07874561b696951c9b00c2bb [2022-11-21 16:22:34,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:22:34,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:22:34,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:22:34,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:22:34,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:22:34,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd2df26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34, skipping insertion in model container [2022-11-21 16:22:34,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:22:34,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:22:34,390 WARN L237 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_1c18a081-51dd-421c-af29-bc50e26f2d07/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1107,1120] [2022-11-21 16:22:34,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:22:34,535 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:22:34,547 WARN L237 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_1c18a081-51dd-421c-af29-bc50e26f2d07/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1107,1120] [2022-11-21 16:22:34,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:22:34,667 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:22:34,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34 WrapperNode [2022-11-21 16:22:34,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:22:34,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:22:34,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:22:34,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:22:34,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,763 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 300 [2022-11-21 16:22:34,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:22:34,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:22:34,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:22:34,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:22:34,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:22:34,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:22:34,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:22:34,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:22:34,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (1/1) ... [2022-11-21 16:22:34,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:22:34,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:22:34,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:22:34,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:22:34,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:22:34,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:22:35,104 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:22:35,106 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:22:36,005 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:22:36,011 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:22:36,011 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:22:36,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:22:36 BoogieIcfgContainer [2022-11-21 16:22:36,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:22:36,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:22:36,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:22:36,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:22:36,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:22:34" (1/3) ... [2022-11-21 16:22:36,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2328155b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:22:36, skipping insertion in model container [2022-11-21 16:22:36,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:34" (2/3) ... [2022-11-21 16:22:36,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2328155b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:22:36, skipping insertion in model container [2022-11-21 16:22:36,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:22:36" (3/3) ... [2022-11-21 16:22:36,037 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_am2910_p2.c [2022-11-21 16:22:36,088 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:22:36,089 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:22:36,161 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:22:36,168 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=LoopsAndPotentialCycles, 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;@6e70f5f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:22:36,168 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:22:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 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) [2022-11-21 16:22:36,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 16:22:36,179 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:22:36,179 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-21 16:22:36,180 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:22:36,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:22:36,185 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-21 16:22:36,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:22:36,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935652206] [2022-11-21 16:22:36,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:22:36,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:22:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:22:36,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:22:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:22:36,558 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:22:36,563 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 16:22:36,564 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:22:36,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:22:36,571 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-21 16:22:36,575 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:22:36,612 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-21 16:22:36,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:22:36 BoogieIcfgContainer [2022-11-21 16:22:36,624 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:22:36,626 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:22:36,627 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:22:36,627 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:22:36,627 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:22:36" (3/4) ... [2022-11-21 16:22:36,632 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:22:36,632 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:22:36,633 INFO L158 Benchmark]: Toolchain (without parser) took 2478.61ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 73.9MB in the beginning and 137.8MB in the end (delta: -63.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:22:36,635 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:22:36,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.83ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 73.8MB in the beginning and 151.9MB in the end (delta: -78.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2022-11-21 16:22:36,637 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.43ms. Allocated memory is still 195.0MB. Free memory was 151.9MB in the beginning and 148.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:22:36,642 INFO L158 Benchmark]: Boogie Preprocessor took 59.49ms. Allocated memory is still 195.0MB. Free memory was 148.5MB in the beginning and 146.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:22:36,643 INFO L158 Benchmark]: RCFGBuilder took 1189.14ms. Allocated memory is still 195.0MB. Free memory was 146.4MB in the beginning and 82.0MB in the end (delta: 64.4MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2022-11-21 16:22:36,644 INFO L158 Benchmark]: TraceAbstraction took 609.13ms. Allocated memory is still 195.0MB. Free memory was 82.0MB in the beginning and 137.8MB in the end (delta: -55.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:22:36,645 INFO L158 Benchmark]: Witness Printer took 6.13ms. Allocated memory is still 195.0MB. Free memory was 137.8MB in the beginning and 137.8MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:22:36,654 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.83ms. Allocated memory was 138.4MB in the beginning and 195.0MB in the end (delta: 56.6MB). Free memory was 73.8MB in the beginning and 151.9MB in the end (delta: -78.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.43ms. Allocated memory is still 195.0MB. Free memory was 151.9MB in the beginning and 148.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.49ms. Allocated memory is still 195.0MB. Free memory was 148.5MB in the beginning and 146.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1189.14ms. Allocated memory is still 195.0MB. Free memory was 146.4MB in the beginning and 82.0MB in the end (delta: 64.4MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. * TraceAbstraction took 609.13ms. Allocated memory is still 195.0MB. Free memory was 82.0MB in the beginning and 137.8MB in the end (delta: -55.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.13ms. Allocated memory is still 195.0MB. Free memory was 137.8MB in the beginning and 137.8MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 127, overapproximation of bitwiseOr at line 119, overapproximation of bitwiseAnd at line 96. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L29] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L31] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 4); [L32] const SORT_7 msb_SORT_7 = (SORT_7)1 << (4 - 1); [L34] const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 3); [L35] const SORT_16 msb_SORT_16 = (SORT_16)1 << (3 - 1); [L37] const SORT_1 var_12 = 0; [L38] const SORT_16 var_17 = 0; [L39] const SORT_16 var_20 = 6; [L40] const SORT_16 var_25 = 7; [L41] const SORT_1 var_30 = 1; [L42] const SORT_5 var_34 = 0; [L43] const SORT_7 var_39 = 0; [L44] const SORT_7 var_42 = 8; [L45] const SORT_7 var_44 = 9; [L46] const SORT_7 var_47 = 15; [L47] const SORT_7 var_55 = 12; [L48] const SORT_7 var_58 = 4; [L49] const SORT_7 var_64 = 10; [L50] const SORT_7 var_66 = 11; [L51] const SORT_7 var_69 = 13; [L52] const SORT_7 var_84 = 1; [L53] const SORT_7 var_89 = 5; [L54] const SORT_16 var_114 = 1; [L55] const SORT_16 var_116 = 5; [L56] const SORT_5 var_125 = 1; [L58] SORT_1 input_2; [L59] SORT_1 input_3; [L60] SORT_1 input_4; [L61] SORT_5 input_6; [L62] SORT_7 input_8; [L63] SORT_1 input_9; [L64] SORT_1 input_10; [L65] SORT_1 input_11; [L66] SORT_5 input_93; [L67] SORT_5 input_95; [L68] SORT_5 input_97; [L69] SORT_5 input_99; [L70] SORT_5 input_101; [L71] SORT_5 input_103; [L72] SORT_5 input_105; [L73] SORT_5 input_107; [L74] SORT_5 input_109; [L76] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] SORT_16 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L78] SORT_16 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_16; [L79] SORT_5 state_35 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L81] SORT_1 init_14_arg_1 = var_12; [L82] state_13 = init_14_arg_1 [L83] SORT_16 init_19_arg_1 = var_17; [L84] state_18 = init_19_arg_1 [L85] SORT_16 init_24_arg_1 = var_17; [L86] state_23 = init_24_arg_1 [L87] SORT_5 init_36_arg_1 = var_34; [L88] state_35 = init_36_arg_1 VAL [init_14_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_36_arg_1=0, mask_SORT_1=1, mask_SORT_16=7, mask_SORT_5=4095, mask_SORT_7=15, msb_SORT_1=1, msb_SORT_16=4, msb_SORT_5=2048, msb_SORT_7=8, state_13=0, state_18=0, state_23=0, state_35=0, var_114=1, var_116=5, var_12=0, var_125=1, var_17=0, var_20=6, var_25=7, var_30=1, var_34=0, var_39=0, var_42=8, var_44=9, var_47=15, var_55=12, var_58=4, var_64=10, var_66=11, var_69=13, var_84=1, var_89=5] [L91] input_2 = __VERIFIER_nondet_uchar() [L92] input_3 = __VERIFIER_nondet_uchar() [L93] input_4 = __VERIFIER_nondet_uchar() [L94] input_6 = __VERIFIER_nondet_ushort() [L95] input_8 = __VERIFIER_nondet_uchar() [L96] input_8 = input_8 & mask_SORT_7 [L97] input_9 = __VERIFIER_nondet_uchar() [L98] input_10 = __VERIFIER_nondet_uchar() [L99] input_11 = __VERIFIER_nondet_uchar() [L100] input_93 = __VERIFIER_nondet_ushort() [L101] input_95 = __VERIFIER_nondet_ushort() [L102] input_97 = __VERIFIER_nondet_ushort() [L103] input_99 = __VERIFIER_nondet_ushort() [L104] input_101 = __VERIFIER_nondet_ushort() [L105] input_103 = __VERIFIER_nondet_ushort() [L106] input_105 = __VERIFIER_nondet_ushort() [L107] input_107 = __VERIFIER_nondet_ushort() [L108] input_109 = __VERIFIER_nondet_ushort() [L111] SORT_1 var_15_arg_0 = state_13; [L112] SORT_1 var_15_arg_1 = var_12; [L113] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L114] SORT_16 var_21_arg_0 = state_18; [L115] SORT_16 var_21_arg_1 = var_20; [L116] SORT_1 var_21 = var_21_arg_0 != var_21_arg_1; [L117] SORT_1 var_22_arg_0 = var_15; [L118] SORT_1 var_22_arg_1 = var_21; [L119] SORT_1 var_22 = var_22_arg_0 | var_22_arg_1; [L120] SORT_16 var_26_arg_0 = state_23; [L121] SORT_16 var_26_arg_1 = var_25; [L122] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L123] SORT_1 var_27_arg_0 = var_22; [L124] SORT_1 var_27_arg_1 = var_26; [L125] SORT_1 var_27 = var_27_arg_0 | var_27_arg_1; [L126] SORT_1 var_31_arg_0 = var_27; [L127] SORT_1 var_31 = ~var_31_arg_0; [L128] SORT_1 var_32_arg_0 = var_30; [L129] SORT_1 var_32_arg_1 = var_31; [L130] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L131] var_32 = var_32 & mask_SORT_1 [L132] SORT_1 bad_33_arg_0 = var_32; [L133] CALL __VERIFIER_assert(!(bad_33_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2022-11-21 16:22:36,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --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 e4f52ed6ec31f3f509aad5ffadcb124384802bf78fade278b01364c8156e3d63 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:22:39,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:22:39,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:22:39,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:22:39,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:22:39,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:22:39,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:22:39,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:22:39,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:22:39,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:22:39,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:22:39,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:22:39,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:22:39,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:22:39,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:22:39,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:22:39,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:22:39,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:22:39,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:22:39,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:22:39,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:22:39,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:22:39,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:22:39,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:22:39,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:22:39,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:22:39,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:22:39,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:22:39,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:22:39,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:22:39,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:22:39,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:22:39,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:22:39,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:22:39,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:22:39,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:22:39,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:22:39,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:22:39,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:22:39,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:22:39,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:22:39,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-21 16:22:39,299 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:22:39,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:22:39,304 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:22:39,304 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:22:39,305 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:22:39,306 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:22:39,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:22:39,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:22:39,308 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:22:39,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:22:39,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:22:39,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:22:39,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:22:39,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:22:39,311 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:22:39,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:22:39,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:22:39,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:22:39,312 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:22:39,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:22:39,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:22:39,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:22:39,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:22:39,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:22:39,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:22:39,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:22:39,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:22:39,314 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:22:39,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:22:39,315 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:22:39,315 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:22:39,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:22:39,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:22:39,316 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4f52ed6ec31f3f509aad5ffadcb124384802bf78fade278b01364c8156e3d63 [2022-11-21 16:22:39,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:22:39,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:22:39,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:22:39,719 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:22:39,720 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:22:39,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2022-11-21 16:22:42,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:22:42,995 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:22:42,995 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c [2022-11-21 16:22:43,009 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data/e67c95fa6/12309dbadfeb48a3a0d833266703a648/FLAGc2977d481 [2022-11-21 16:22:43,024 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/data/e67c95fa6/12309dbadfeb48a3a0d833266703a648 [2022-11-21 16:22:43,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:22:43,028 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:22:43,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:22:43,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:22:43,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:22:43,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb863bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43, skipping insertion in model container [2022-11-21 16:22:43,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:22:43,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:22:43,216 WARN L237 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_1c18a081-51dd-421c-af29-bc50e26f2d07/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1107,1120] [2022-11-21 16:22:43,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:22:43,373 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:22:43,385 WARN L237 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_1c18a081-51dd-421c-af29-bc50e26f2d07/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p2.c[1107,1120] [2022-11-21 16:22:43,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:22:43,444 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:22:43,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43 WrapperNode [2022-11-21 16:22:43,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:22:43,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:22:43,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:22:43,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:22:43,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,499 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 300 [2022-11-21 16:22:43,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:22:43,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:22:43,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:22:43,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:22:43,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,532 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:22:43,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:22:43,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:22:43,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:22:43,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (1/1) ... [2022-11-21 16:22:43,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:22:43,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:22:43,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:22:43,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:22:43,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:22:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:22:43,794 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:22:43,796 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:22:44,261 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:22:44,268 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:22:44,268 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:22:44,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:22:44 BoogieIcfgContainer [2022-11-21 16:22:44,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:22:44,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:22:44,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:22:44,277 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:22:44,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:22:43" (1/3) ... [2022-11-21 16:22:44,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cffd214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:22:44, skipping insertion in model container [2022-11-21 16:22:44,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:22:43" (2/3) ... [2022-11-21 16:22:44,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cffd214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:22:44, skipping insertion in model container [2022-11-21 16:22:44,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:22:44" (3/3) ... [2022-11-21 16:22:44,281 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_am2910_p2.c [2022-11-21 16:22:44,300 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:22:44,300 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:22:44,371 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:22:44,378 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=LoopsAndPotentialCycles, 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;@32851453, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:22:44,378 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:22:44,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 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) [2022-11-21 16:22:44,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 16:22:44,389 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:22:44,390 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-21 16:22:44,390 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:22:44,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:22:44,397 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-21 16:22:44,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:22:44,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1903614289] [2022-11-21 16:22:44,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:22:44,416 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 [2022-11-21 16:22:44,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:22:44,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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) [2022-11-21 16:22:44,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:22:44,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-21 16:22:44,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:22:44,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:22:44,850 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:22:44,850 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:22:44,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1903614289] [2022-11-21 16:22:44,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1903614289] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:22:44,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:22:44,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:22:44,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062314832] [2022-11-21 16:22:44,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:22:44,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:22:44,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:22:44,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:22:44,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:22:44,890 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 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) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:22:44,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:22:44,969 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-21 16:22:44,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:22:44,973 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-21 16:22:44,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:22:44,982 INFO L225 Difference]: With dead ends: 20 [2022-11-21 16:22:44,982 INFO L226 Difference]: Without dead ends: 11 [2022-11-21 16:22:44,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:22:44,991 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:22:44,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 16:22:45,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-21 16:22:45,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-21 16:22:45,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:22:45,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-21 16:22:45,022 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-21 16:22:45,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:22:45,022 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-21 16:22:45,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:22:45,023 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-21 16:22:45,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 16:22:45,023 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:22:45,023 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-21 16:22:45,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:45,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:45,241 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:22:45,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:22:45,241 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-21 16:22:45,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:22:45,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [341853745] [2022-11-21 16:22:45,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:22:45,245 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 [2022-11-21 16:22:45,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:22:45,246 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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) [2022-11-21 16:22:45,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:22:45,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-21 16:22:45,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:22:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:22:45,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:22:46,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:22:46,051 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:22:46,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [341853745] [2022-11-21 16:22:46,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [341853745] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:22:46,054 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-21 16:22:46,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-21 16:22:46,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81204287] [2022-11-21 16:22:46,058 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-21 16:22:46,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 16:22:46,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:22:46,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 16:22:46,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-21 16:22:46,062 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 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) [2022-11-21 16:22:46,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:22:46,209 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-21 16:22:46,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-21 16:22:46,210 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-21 16:22:46,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:22:46,210 INFO L225 Difference]: With dead ends: 16 [2022-11-21 16:22:46,210 INFO L226 Difference]: Without dead ends: 14 [2022-11-21 16:22:46,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2022-11-21 16:22:46,212 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 13 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:22:46,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 21 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-21 16:22:46,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-21 16:22:46,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-21 16:22:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:22:46,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-21 16:22:46,217 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-21 16:22:46,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:22:46,217 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-21 16:22:46,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 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) [2022-11-21 16:22:46,218 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-21 16:22:46,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 16:22:46,218 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:22:46,218 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-21 16:22:46,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:46,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:46,432 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:22:46,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:22:46,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-21 16:22:46,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:22:46,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589895393] [2022-11-21 16:22:46,437 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-21 16:22:46,437 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 [2022-11-21 16:22:46,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:22:46,438 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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) [2022-11-21 16:22:46,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:46,706 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-21 16:22:46,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 16:22:46,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-21 16:22:46,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:22:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:22:47,069 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:22:48,367 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:22:48,368 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:22:48,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589895393] [2022-11-21 16:22:48,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [589895393] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:22:48,368 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-21 16:22:48,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-21 16:22:48,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877116120] [2022-11-21 16:22:48,369 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-21 16:22:48,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-21 16:22:48,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:22:48,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-21 16:22:48,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:22:48,371 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:22:48,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:22:48,594 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-11-21 16:22:48,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-21 16:22:48,595 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 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 11 [2022-11-21 16:22:48,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:22:48,596 INFO L225 Difference]: With dead ends: 19 [2022-11-21 16:22:48,596 INFO L226 Difference]: Without dead ends: 17 [2022-11-21 16:22:48,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-11-21 16:22:48,597 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 25 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:22:48,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 21 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-21 16:22:48,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-21 16:22:48,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-21 16:22:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:22:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-21 16:22:48,604 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-21 16:22:48,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:22:48,604 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-21 16:22:48,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:22:48,605 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-21 16:22:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 16:22:48,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:22:48,606 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-21 16:22:48,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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)] Forceful destruction successful, exit code 0 [2022-11-21 16:22:48,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:22:48,806 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:22:48,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:22:48,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-21 16:22:48,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:22:48,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [201164095] [2022-11-21 16:22:48,808 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-21 16:22:48,808 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 [2022-11-21 16:22:48,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:22:48,815 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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) [2022-11-21 16:22:48,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 (5)] Waiting until timeout for monitored process [2022-11-21 16:22:49,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-21 16:22:49,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 16:22:49,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 60 conjunts are in the unsatisfiable core [2022-11-21 16:22:49,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:22:49,702 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:22:49,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:22:59,411 WARN L233 SmtUtils]: Spent 8.37s on a formula simplification. DAG size of input: 265 DAG size of output: 169 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 16:22:59,713 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:22:59,713 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:22:59,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [201164095] [2022-11-21 16:22:59,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [201164095] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:22:59,714 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-21 16:22:59,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2022-11-21 16:22:59,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112560820] [2022-11-21 16:22:59,716 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-21 16:22:59,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-21 16:22:59,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:22:59,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-21 16:22:59,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-11-21 16:22:59,721 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:00,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:00,523 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2022-11-21 16:23:00,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-21 16:23:00,524 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 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 14 [2022-11-21 16:23:00,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:23:00,524 INFO L225 Difference]: With dead ends: 25 [2022-11-21 16:23:00,525 INFO L226 Difference]: Without dead ends: 23 [2022-11-21 16:23:00,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2022-11-21 16:23:00,526 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 29 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:23:00,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 27 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-21 16:23:00,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-11-21 16:23:00,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2022-11-21 16:23:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:00,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2022-11-21 16:23:00,533 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 14 [2022-11-21 16:23:00,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:23:00,534 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2022-11-21 16:23:00,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:00,534 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2022-11-21 16:23:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 16:23:00,538 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:23:00,538 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 1, 1, 1, 1] [2022-11-21 16:23:00,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:00,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:23:00,753 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:23:00,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:00,753 INFO L85 PathProgramCache]: Analyzing trace with hash -826954269, now seen corresponding path program 4 times [2022-11-21 16:23:00,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:23:00,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2110998341] [2022-11-21 16:23:00,754 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-21 16:23:00,754 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 [2022-11-21 16:23:00,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:23:00,755 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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) [2022-11-21 16:23:00,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 (6)] Waiting until timeout for monitored process [2022-11-21 16:23:01,208 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-21 16:23:01,209 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-21 16:23:01,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 177 conjunts are in the unsatisfiable core [2022-11-21 16:23:01,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:07,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:34:41,037 WARN L233 SmtUtils]: Spent 5.16m on a formula simplification. DAG size of input: 2480 DAG size of output: 251 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 16:34:52,834 WARN L233 SmtUtils]: Spent 9.32s on a formula simplification. DAG size of input: 689 DAG size of output: 551 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-21 16:34:59,400 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse15 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_17~0#1|)) (.cse10 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_16~0#1|)) (.cse8 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_114~0#1|))) (let ((.cse12 (bvneg .cse8)) (.cse75 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse15)))))) .cse10))))) (let ((.cse73 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse75)))))) .cse10)))) (.cse70 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse75))))))) .cse10)))) (.cse35 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse68 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse75)))))))))) (let ((.cse34 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_23~0#1|)) (.cse64 (= .cse15 .cse75)) (.cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse68))))) .cse10)))) (.cse66 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse68))))))))))) (.cse16 (forall ((|v_ULTIMATE.start_main_~var_74_arg_0~0#1_14| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_79_arg_0~0#1_14| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_74_arg_0~0#1_14|) (_ bv1 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_79_arg_0~0#1_14|)))))))))))) (_ bv0 8)))) (.cse69 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse70 .cse12))))))))) (.cse74 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse70 .cse8))))))) .cse10)))) (.cse6 (forall ((|v_ULTIMATE.start_main_~var_32_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_22_arg_0~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_32_arg_0~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_22_arg_0~0#1_15|) (_ bv0 32))))))))))))))) (_ bv0 8)))) (.cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse73 .cse8))))))) .cse10)))) (.cse7 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_20~0#1|))) (let ((.cse33 (forall ((|v_ULTIMATE.start_main_~var_122_arg_0~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_122_arg_0~0#1_15|) (_ bv1 32)))))) (_ bv0 8)))) (.cse19 (or .cse6 (not (= .cse62 .cse7)))) (.cse20 (or .cse6 (not (= .cse7 .cse68)))) (.cse21 (or (not (= .cse7 .cse74)) .cse6)) (.cse22 (or .cse6 (not (= .cse7 .cse75)))) (.cse23 (forall ((|v_ULTIMATE.start_main_~var_32_arg_0~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_27_arg_1~0#1_15| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_22_arg_0~0#1_15| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse35 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_32_arg_0~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_27_arg_1~0#1_15|) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_22_arg_0~0#1_15|) (_ bv1 32))))))))))))))) (_ bv0 8)))) (.cse24 (or .cse6 (not (= .cse7 .cse69)))) (.cse27 (or .cse64 (and (not (= .cse65 .cse7)) (not (= .cse7 .cse66))) .cse16)) (.cse5 (= .cse15 .cse34))) (let ((.cse1 (not .cse5)) (.cse0 (let ((.cse63 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse70)))))) .cse10)))) (.cse71 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse73)))))) .cse10))))) (and (or (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse62)))))) .cse10))) .cse7)) .cse6) (or .cse6 (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse63 .cse8)))))))))) .cse7))) (or .cse33 .cse64 (let ((.cse67 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse68)))))) .cse10))))) (and (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse65 .cse12))))) .cse10))) .cse7)) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse66))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse66)))))))))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse65 .cse8))))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse67)))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse67 .cse12))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse66)))))) .cse10)))))))) .cse19 .cse20 (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse63 .cse12))))) .cse10)))))) .cse21 .cse22 .cse23 .cse24 (or (and (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse69 .cse12))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse69 .cse8))))))))))))) .cse16 (= .cse70 .cse15)) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse62 .cse8))))))))))))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse63)))))) .cse10)))))) .cse27 (or (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse71)))))) .cse10))))) .cse6) (or .cse6 (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse62 .cse12))))) .cse10))) .cse7))) (or (let ((.cse72 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse73 .cse12))))) .cse10))))) (and (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse72 .cse12)))))))) .cse7)) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse72 .cse8))))))) .cse10))))))) (= .cse15 .cse73) .cse16) (or .cse6 (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse74 .cse12))))) .cse10))) .cse7))) (or .cse6 (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse74 .cse8))))))) .cse10))) .cse7))) (or (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse71))))) .cse10))) .cse7)) .cse6)))) (.cse2 (let ((.cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse34))))))) .cse10))))) (let ((.cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse58))))))) .cse10)))) (.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse58))))))))))) (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse60 .cse8))))))) .cse10)))) (.cse52 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse50))))))) .cse10)))) (.cse53 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse50)))))) .cse10)))) (.cse59 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse60)))))) .cse10))))) (and (or (let ((.cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse50))))) .cse10))))) (and (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse49 .cse8))))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse49 .cse12)))))))))))) (= .cse15 .cse50) .cse16) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse51)))))) .cse10)))))) (or (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse52 .cse12)))))))))) .cse6) .cse19 .cse20 (or (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse53 .cse12)))))))) .cse7)) .cse6) .cse21 .cse22 .cse23 .cse24 (or (let ((.cse55 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse58))))) .cse10))))) (let ((.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse55)))))) .cse10)))) (.cse56 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse55 .cse8))))))) .cse10))))) (and (or (let ((.cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse55 .cse12))))) .cse10))))) (and (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse54 .cse12))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse54 .cse8))))))) .cse10))))))) (= .cse15 .cse55)) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse56)))))) .cse10))))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse56 .cse12))))) .cse10))) .cse7)) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse57))))) .cse10))))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse57)))))) .cse10))) .cse7)) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse56 .cse8))))))) .cse10))) .cse7))))) (= .cse15 .cse58) .cse33) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse59)))))) .cse10)))))) (or (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse51 .cse8)))))))))) .cse7)) .cse6) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse51 .cse12))))))))))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse52 .cse8))))))) .cse10)))))) (or (= .cse60 .cse15) (let ((.cse61 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse60 .cse12))))) .cse10))))) (and (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse61 .cse8)))))))))) .cse7)) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse61 .cse12))))) .cse10))))))) .cse16) .cse27 (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse53 .cse8))))))) .cse10)))))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse53)))))))))))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse59))))) .cse10))))))))))) (.cse4 (forall ((|v_ULTIMATE.start_main_~var_122_arg_0~0#1_16| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_122_arg_0~0#1_16|) (_ bv1 32)))) .cse35)) (_ bv0 8))))) (.cse3 (or (forall ((|v_ULTIMATE.start_main_~var_122_arg_0~0#1_16| (_ BitVec 8))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_122_arg_0~0#1_16|) (_ bv1 32)))) .cse35)) (_ bv0 8))) (and (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))))))) .cse10))) .cse8)))))))))) .cse8))))))) .cse10))))))) (or (and (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse36 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))) (or (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse36 .cse12))))) .cse10)))))))))) .cse10)))))))))))))) (= .cse36 .cse15)))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse37 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))) (or (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse37 .cse12))))) .cse10)))))))))) .cse10)))))))) .cse10))))) (= .cse37 .cse15)))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))) (or (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse38 .cse12))))) .cse10)))))))))) .cse10)))))))))) .cse10))))) (= .cse38 .cse15)))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))) (let ((.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse40 .cse12))))) .cse10))))) (or (= .cse15 .cse39) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse39))))) .cse10))) .cse8))))))) .cse10))))) (= .cse40 .cse15))))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse41 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))) (or (= .cse41 .cse15) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse41 .cse12))))) .cse10))))))))) .cse10)))))))) .cse10)))))))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse43 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))) (let ((.cse42 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse43 .cse12))))) .cse10))))) (or (= .cse15 .cse42) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse42))))) .cse10))) .cse12))))) .cse10))))) (= .cse43 .cse15))))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse44 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))) (or (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse44 .cse12))))) .cse10))))))))) .cse10))))))))) .cse10))) .cse7)) (= .cse44 .cse15))))) .cse33) (or (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))))))) .cse10))) .cse8)))))))))) .cse12))))))))))) .cse6) (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))))))) .cse10))) .cse8)))))))))))))))) .cse10))))))) (or (and (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse45 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))) .cse8))))))) .cse10))))) (or (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse45 .cse12))))) .cse10)))))))))) .cse10))))) (= .cse45 .cse15)))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse46 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))) .cse8))))))) .cse10))))) (or (= .cse46 .cse15) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse46 .cse12))))) .cse10)))))))) .cse10))))))))) .cse16) (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))))))) .cse10))))))))) .cse10))))))))) .cse10))) .cse7)))) (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))) .cse8))))))) .cse10))) .cse8))))))) .cse10)))))))))) .cse10))))))) .cse19 (or (and (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse47 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))))))) .cse10))))) (or (= .cse47 .cse15) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse47 .cse12))))))))))))))) .cse10)))))))) (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (let ((.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))))))) .cse10))))) (or (= .cse48 .cse15) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse48 .cse12))))))))))))) .cse10))))))))) .cse16) .cse20 .cse21 (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))))))))) .cse10))))))))) .cse10))) .cse12))))) .cse10))))))) .cse22 .cse23 (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))) .cse8))))))) .cse10)))))))))))) .cse12))))) .cse10))))))) .cse24 (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))) .cse8))))))) .cse10))) .cse8))))))) .cse10))))))))))) .cse7)))) (or .cse6 (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))) .cse8))))))) .cse10)))))))))))) .cse8))))))) .cse10))) .cse7)))) (or (forall ((|v_ULTIMATE.start_main_~var_123_arg_1~0#1_16| (_ BitVec 8))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_123_arg_1~0#1_16|))) .cse10))) .cse8))))))) .cse10)))))))))))))))))) .cse10)))))) .cse6) .cse27)))) (and (or .cse0 .cse1) (or .cse2 .cse1) (or (and .cse3 (or .cse4 .cse0)) .cse5) (or .cse5 (and .cse3 (or .cse4 (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse34))))))))))) (let ((.cse14 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse32)))))) .cse10)))) (.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse32))))))) .cse10))))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse17 .cse8))))))) .cse10)))) (.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse14)))))) .cse10)))) (.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse14 .cse8))))))) .cse10)))) (.cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse17)))))) .cse10))))) (and (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse9))))))) .cse10)))))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse11)))))) .cse10)))))) (or (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse14 .cse12))))) .cse10))))) (and (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse13))))) .cse10))))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse13))))))) .cse10))) .cse7)))) (= .cse14 .cse15) .cse16) (or (= .cse15 .cse17) (let ((.cse18 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse17 .cse12))))) .cse10))))) (and (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse18))))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse18))))) .cse10))))))) .cse16) .cse19 .cse20 (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse9))))) .cse10)))))) .cse21 .cse22 .cse23 .cse24 (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse25))))))) .cse10)))))) (or .cse6 (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse11 .cse12))))) .cse10))) .cse7))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse26)))))) .cse10)))))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse25))))) .cse10)))))) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse10 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse25)))))))))))) .cse27 (or (let ((.cse31 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse12 .cse32))))) .cse10))))) (let ((.cse28 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse31 .cse8))))))) .cse10)))) (.cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse31)))))) .cse10))))) (and (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse28 .cse8))))))) .cse10))))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse28)))))) .cse10))) .cse7)) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse29 .cse12))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse28 .cse12))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse29)))))) .cse10))))) (or (let ((.cse30 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse31 .cse12))))) .cse10))))) (and (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse8 .cse30))))))) .cse10))))) (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse30 .cse12))))) .cse10))))))) (= .cse31 .cse15))))) (= .cse15 .cse32) .cse33) (or .cse6 (not (= .cse7 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse26 .cse12))))) .cse10)))))) (or .cse6 (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse26 .cse8))))))) .cse10))) .cse7)))))))))) (or (and (or .cse2 .cse4) .cse3) .cse5)))))))) is different from false [2022-11-21 16:35:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 14 not checked. [2022-11-21 16:35:07,792 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:35:07,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2110998341] [2022-11-21 16:35:07,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2110998341] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:35:07,793 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-21 16:35:07,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-11-21 16:35:07,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526442746] [2022-11-21 16:35:07,794 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-21 16:35:07,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-21 16:35:07,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:35:07,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-21 16:35:07,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=155, Unknown=1, NotChecked=26, Total=240 [2022-11-21 16:35:07,796 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:35:32,140 WARN L230 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2022-11-21 16:35:32,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 101 [2022-11-21 16:35:32,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 16:35:32,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 326.6s TimeCoverageRelationStatistics Valid=58, Invalid=155, Unknown=1, NotChecked=26, Total=240 [2022-11-21 16:35:32,143 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:32,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 16:35:32,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 (6)] Forceful destruction successful, exit code 0 [2022-11-21 16:35:32,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/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 [2022-11-21 16:35:32,348 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:370) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:648) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:198) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:361) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:391) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:230) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:353) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:487) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) ... 55 more [2022-11-21 16:35:32,352 INFO L158 Benchmark]: Toolchain (without parser) took 769324.65ms. Allocated memory was 62.9MB in the beginning and 394.3MB in the end (delta: 331.4MB). Free memory was 31.7MB in the beginning and 267.3MB in the end (delta: -235.5MB). Peak memory consumption was 231.7MB. Max. memory is 16.1GB. [2022-11-21 16:35:32,353 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:35:32,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.12ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 49.5MB in the end (delta: -17.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-11-21 16:35:32,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.84ms. Allocated memory is still 81.8MB. Free memory was 49.5MB in the beginning and 46.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:35:32,354 INFO L158 Benchmark]: Boogie Preprocessor took 36.77ms. Allocated memory is still 81.8MB. Free memory was 46.4MB in the beginning and 44.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:35:32,354 INFO L158 Benchmark]: RCFGBuilder took 732.69ms. Allocated memory is still 81.8MB. Free memory was 44.3MB in the beginning and 38.9MB in the end (delta: 5.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2022-11-21 16:35:32,355 INFO L158 Benchmark]: TraceAbstraction took 768078.13ms. Allocated memory was 81.8MB in the beginning and 394.3MB in the end (delta: 312.5MB). Free memory was 38.2MB in the beginning and 267.3MB in the end (delta: -229.1MB). Peak memory consumption was 219.3MB. Max. memory is 16.1GB. [2022-11-21 16:35:32,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.12ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 49.5MB in the end (delta: -17.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.84ms. Allocated memory is still 81.8MB. Free memory was 49.5MB in the beginning and 46.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.77ms. Allocated memory is still 81.8MB. Free memory was 46.4MB in the beginning and 44.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 732.69ms. Allocated memory is still 81.8MB. Free memory was 44.3MB in the beginning and 38.9MB in the end (delta: 5.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * TraceAbstraction took 768078.13ms. Allocated memory was 81.8MB in the beginning and 394.3MB in the end (delta: 312.5MB). Free memory was 38.2MB in the beginning and 267.3MB in the end (delta: -229.1MB). Peak memory consumption was 219.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c18a081-51dd-421c-af29-bc50e26f2d07/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")