./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer --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 32bit --witnessprinter.graph.data.programhash 8db9818917d4101818df459d2d32c905a41e37ef ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer --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 32bit --witnessprinter.graph.data.programhash 8db9818917d4101818df459d2d32c905a41e37ef ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:04:08,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:04:08,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:04:08,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:04:08,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:04:08,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:04:08,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:04:08,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:04:08,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:04:08,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:04:08,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:04:08,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:04:08,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:04:08,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:04:08,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:04:08,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:04:08,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:04:08,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:04:08,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:04:08,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:04:08,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:04:08,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:04:08,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:04:08,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:04:08,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:04:08,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:04:08,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:04:08,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:04:08,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:04:08,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:04:08,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:04:08,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:04:08,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:04:08,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:04:08,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:04:08,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:04:08,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:04:08,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:04:08,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:04:08,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:04:08,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:04:08,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:04:08,416 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:04:08,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:04:08,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:04:08,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:04:08,419 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:04:08,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:04:08,420 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:04:08,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:04:08,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:04:08,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:04:08,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:04:08,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:04:08,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:04:08,422 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:04:08,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:04:08,422 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:04:08,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:04:08,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:04:08,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:04:08,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:04:08,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:04:08,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:04:08,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:04:08,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:04:08,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:04:08,425 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:04:08,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:04:08,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:04:08,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:04:08,426 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-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8db9818917d4101818df459d2d32c905a41e37ef [2020-11-30 01:04:08,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:04:08,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:04:08,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:04:08,792 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:04:08,795 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:04:08,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/../../sv-benchmarks/c/list-simple/sll2n_update_all.i [2020-11-30 01:04:08,901 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/16396eb60/53e001a5e2c84cf5a277e4f05398bd81/FLAG9cead7ca2 [2020-11-30 01:04:09,658 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:04:09,659 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/sv-benchmarks/c/list-simple/sll2n_update_all.i [2020-11-30 01:04:09,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/16396eb60/53e001a5e2c84cf5a277e4f05398bd81/FLAG9cead7ca2 [2020-11-30 01:04:09,959 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/16396eb60/53e001a5e2c84cf5a277e4f05398bd81 [2020-11-30 01:04:09,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:04:09,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:04:09,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:09,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:04:09,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:04:09,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:09" (1/1) ... [2020-11-30 01:04:09,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7153e4be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:09, skipping insertion in model container [2020-11-30 01:04:09,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:09" (1/1) ... [2020-11-30 01:04:09,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:04:10,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:04:10,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:10,342 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:04:10,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:10,476 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:04:10,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10 WrapperNode [2020-11-30 01:04:10,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:10,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:04:10,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:04:10,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:04:10,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:04:10,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:04:10,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:04:10,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:04:10,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... [2020-11-30 01:04:10,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:04:10,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:04:10,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:04:10,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:04:10,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:04:10,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:04:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:04:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:04:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:04:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:04:10,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:04:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:04:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:04:10,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:04:10,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:04:11,133 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:04:11,134 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2020-11-30 01:04:11,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:11 BoogieIcfgContainer [2020-11-30 01:04:11,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:04:11,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:04:11,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:04:11,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:04:11,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:04:09" (1/3) ... [2020-11-30 01:04:11,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34ee95e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:04:11, skipping insertion in model container [2020-11-30 01:04:11,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:10" (2/3) ... [2020-11-30 01:04:11,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34ee95e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:04:11, skipping insertion in model container [2020-11-30 01:04:11,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:11" (3/3) ... [2020-11-30 01:04:11,145 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2n_update_all.i [2020-11-30 01:04:11,156 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:04:11,160 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:04:11,173 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:04:11,262 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:04:11,263 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:04:11,263 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:04:11,263 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:04:11,263 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:04:11,263 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:04:11,263 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:04:11,264 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:04:11,278 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2020-11-30 01:04:11,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 01:04:11,285 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:11,286 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:11,286 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:11,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:11,293 INFO L82 PathProgramCache]: Analyzing trace with hash 526950926, now seen corresponding path program 1 times [2020-11-30 01:04:11,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:11,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631198860] [2020-11-30 01:04:11,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:11,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:11,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631198860] [2020-11-30 01:04:11,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:11,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:04:11,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296566877] [2020-11-30 01:04:11,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:04:11,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:11,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:04:11,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:04:11,466 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2020-11-30 01:04:11,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:11,484 INFO L93 Difference]: Finished difference Result 55 states and 80 transitions. [2020-11-30 01:04:11,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:04:11,486 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2020-11-30 01:04:11,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:11,494 INFO L225 Difference]: With dead ends: 55 [2020-11-30 01:04:11,494 INFO L226 Difference]: Without dead ends: 24 [2020-11-30 01:04:11,497 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:04:11,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-11-30 01:04:11,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-11-30 01:04:11,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-11-30 01:04:11,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2020-11-30 01:04:11,532 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 15 [2020-11-30 01:04:11,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:11,533 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2020-11-30 01:04:11,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:04:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2020-11-30 01:04:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 01:04:11,534 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:11,534 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:11,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:04:11,534 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:11,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:11,535 INFO L82 PathProgramCache]: Analyzing trace with hash 926431742, now seen corresponding path program 1 times [2020-11-30 01:04:11,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:11,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92519849] [2020-11-30 01:04:11,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:11,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:11,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92519849] [2020-11-30 01:04:11,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:11,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:04:11,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318982019] [2020-11-30 01:04:11,606 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:04:11,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:11,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:04:11,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:04:11,608 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 3 states. [2020-11-30 01:04:11,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:11,641 INFO L93 Difference]: Finished difference Result 46 states and 54 transitions. [2020-11-30 01:04:11,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:04:11,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2020-11-30 01:04:11,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:11,643 INFO L225 Difference]: With dead ends: 46 [2020-11-30 01:04:11,643 INFO L226 Difference]: Without dead ends: 29 [2020-11-30 01:04:11,644 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:04:11,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-11-30 01:04:11,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 25. [2020-11-30 01:04:11,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-11-30 01:04:11,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2020-11-30 01:04:11,650 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 15 [2020-11-30 01:04:11,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:11,650 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2020-11-30 01:04:11,651 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:04:11,651 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2020-11-30 01:04:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 01:04:11,652 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:11,652 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:11,652 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:04:11,653 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:11,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:11,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1017016726, now seen corresponding path program 1 times [2020-11-30 01:04:11,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:11,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90617538] [2020-11-30 01:04:11,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:11,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90617538] [2020-11-30 01:04:11,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245002362] [2020-11-30 01:04:11,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:11,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:04:11,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:11,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:11,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:11,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-11-30 01:04:11,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985589504] [2020-11-30 01:04:11,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:04:11,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:11,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:04:11,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:04:11,974 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 5 states. [2020-11-30 01:04:12,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:12,011 INFO L93 Difference]: Finished difference Result 47 states and 55 transitions. [2020-11-30 01:04:12,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:04:12,013 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-11-30 01:04:12,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:12,014 INFO L225 Difference]: With dead ends: 47 [2020-11-30 01:04:12,015 INFO L226 Difference]: Without dead ends: 30 [2020-11-30 01:04:12,015 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:04:12,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-11-30 01:04:12,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-11-30 01:04:12,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-11-30 01:04:12,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2020-11-30 01:04:12,028 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 20 [2020-11-30 01:04:12,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:12,028 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2020-11-30 01:04:12,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:04:12,029 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2020-11-30 01:04:12,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:04:12,030 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:12,030 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:12,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-11-30 01:04:12,237 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:12,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:12,238 INFO L82 PathProgramCache]: Analyzing trace with hash -2065483522, now seen corresponding path program 2 times [2020-11-30 01:04:12,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:12,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886738160] [2020-11-30 01:04:12,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:12,439 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:12,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886738160] [2020-11-30 01:04:12,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:12,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:04:12,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811140741] [2020-11-30 01:04:12,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:04:12,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:12,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:04:12,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:04:12,441 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand 4 states. [2020-11-30 01:04:12,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:12,499 INFO L93 Difference]: Finished difference Result 55 states and 63 transitions. [2020-11-30 01:04:12,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:04:12,500 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2020-11-30 01:04:12,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:12,501 INFO L225 Difference]: With dead ends: 55 [2020-11-30 01:04:12,501 INFO L226 Difference]: Without dead ends: 44 [2020-11-30 01:04:12,502 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:04:12,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-11-30 01:04:12,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 31. [2020-11-30 01:04:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-30 01:04:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2020-11-30 01:04:12,509 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 25 [2020-11-30 01:04:12,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:12,510 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2020-11-30 01:04:12,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:04:12,511 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2020-11-30 01:04:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-30 01:04:12,513 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:12,514 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:12,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:04:12,515 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:12,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:12,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1134307864, now seen corresponding path program 1 times [2020-11-30 01:04:12,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:12,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931912038] [2020-11-30 01:04:12,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:12,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:12,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931912038] [2020-11-30 01:04:12,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978955174] [2020-11-30 01:04:12,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:12,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:04:12,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:12,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:12,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-11-30 01:04:12,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690883136] [2020-11-30 01:04:12,846 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 01:04:12,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:12,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 01:04:12,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:04:12,848 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand 8 states. [2020-11-30 01:04:12,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:12,908 INFO L93 Difference]: Finished difference Result 57 states and 65 transitions. [2020-11-30 01:04:12,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:04:12,909 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-11-30 01:04:12,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:12,910 INFO L225 Difference]: With dead ends: 57 [2020-11-30 01:04:12,910 INFO L226 Difference]: Without dead ends: 46 [2020-11-30 01:04:12,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:04:12,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-30 01:04:12,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 35. [2020-11-30 01:04:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-30 01:04:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 40 transitions. [2020-11-30 01:04:12,918 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 40 transitions. Word has length 29 [2020-11-30 01:04:12,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:12,918 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 40 transitions. [2020-11-30 01:04:12,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 01:04:12,919 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2020-11-30 01:04:12,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 01:04:12,920 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:12,920 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:13,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:13,121 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:13,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:13,121 INFO L82 PathProgramCache]: Analyzing trace with hash -686297646, now seen corresponding path program 2 times [2020-11-30 01:04:13,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:13,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254993397] [2020-11-30 01:04:13,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:13,266 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:13,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254993397] [2020-11-30 01:04:13,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195847603] [2020-11-30 01:04:13,267 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:13,371 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-30 01:04:13,372 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-30 01:04:13,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:04:13,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:13,403 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:13,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:13,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-11-30 01:04:13,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317226959] [2020-11-30 01:04:13,404 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:04:13,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:13,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:04:13,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:04:13,405 INFO L87 Difference]: Start difference. First operand 35 states and 40 transitions. Second operand 6 states. [2020-11-30 01:04:13,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:13,499 INFO L93 Difference]: Finished difference Result 61 states and 71 transitions. [2020-11-30 01:04:13,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:04:13,505 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-11-30 01:04:13,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:13,506 INFO L225 Difference]: With dead ends: 61 [2020-11-30 01:04:13,507 INFO L226 Difference]: Without dead ends: 46 [2020-11-30 01:04:13,507 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:04:13,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-30 01:04:13,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 36. [2020-11-30 01:04:13,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-11-30 01:04:13,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2020-11-30 01:04:13,515 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 33 [2020-11-30 01:04:13,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:13,515 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2020-11-30 01:04:13,516 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:04:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2020-11-30 01:04:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 01:04:13,527 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:13,528 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:13,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:13,749 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:13,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:13,750 INFO L82 PathProgramCache]: Analyzing trace with hash -521171701, now seen corresponding path program 1 times [2020-11-30 01:04:13,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:13,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785976785] [2020-11-30 01:04:13,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:14,569 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:14,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785976785] [2020-11-30 01:04:14,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636594079] [2020-11-30 01:04:14,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:14,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 82 conjunts are in the unsatisfiable core [2020-11-30 01:04:14,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:14,749 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-11-30 01:04:14,750 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:14,754 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:14,754 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:14,754 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2020-11-30 01:04:14,781 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:14,781 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2020-11-30 01:04:14,782 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:14,791 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:14,792 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:14,792 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2020-11-30 01:04:14,882 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-11-30 01:04:14,882 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:14,889 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:14,890 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:14,890 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:10 [2020-11-30 01:04:15,055 INFO L441 ElimStorePlain]: Different costs {0=[|v_#memory_int_11|], 2=[|v_#memory_$Pointer$.base_12|]} [2020-11-30 01:04:15,063 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-11-30 01:04:15,064 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,078 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:15,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:04:15,085 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2020-11-30 01:04:15,085 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,104 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:15,104 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,105 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:18 [2020-11-30 01:04:15,238 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 8 [2020-11-30 01:04:15,238 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,245 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:15,245 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,245 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:12 [2020-11-30 01:04:15,314 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2020-11-30 01:04:15,315 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,327 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:15,331 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,331 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:30, output treesize:15 [2020-11-30 01:04:15,351 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2020-11-30 01:04:15,352 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,361 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:15,361 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:15,362 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:22, output treesize:7 [2020-11-30 01:04:15,413 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:15,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:15,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 27 [2020-11-30 01:04:15,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136680757] [2020-11-30 01:04:15,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-11-30 01:04:15,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:15,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-11-30 01:04:15,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=636, Unknown=0, NotChecked=0, Total=702 [2020-11-30 01:04:15,416 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. Second operand 27 states. [2020-11-30 01:04:16,257 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2020-11-30 01:04:17,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:17,427 INFO L93 Difference]: Finished difference Result 86 states and 100 transitions. [2020-11-30 01:04:17,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-11-30 01:04:17,428 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 34 [2020-11-30 01:04:17,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:17,430 INFO L225 Difference]: With dead ends: 86 [2020-11-30 01:04:17,430 INFO L226 Difference]: Without dead ends: 82 [2020-11-30 01:04:17,432 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 25 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=414, Invalid=2036, Unknown=0, NotChecked=0, Total=2450 [2020-11-30 01:04:17,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-11-30 01:04:17,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 51. [2020-11-30 01:04:17,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-30 01:04:17,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 60 transitions. [2020-11-30 01:04:17,461 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 60 transitions. Word has length 34 [2020-11-30 01:04:17,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:17,464 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 60 transitions. [2020-11-30 01:04:17,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-11-30 01:04:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2020-11-30 01:04:17,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 01:04:17,467 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:17,473 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:17,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:17,693 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:17,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:17,693 INFO L82 PathProgramCache]: Analyzing trace with hash -876573746, now seen corresponding path program 1 times [2020-11-30 01:04:17,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:17,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975679046] [2020-11-30 01:04:17,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:17,791 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:04:17,791 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975679046] [2020-11-30 01:04:17,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:17,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:04:17,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132648707] [2020-11-30 01:04:17,792 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:04:17,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:17,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:04:17,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:04:17,794 INFO L87 Difference]: Start difference. First operand 51 states and 60 transitions. Second operand 4 states. [2020-11-30 01:04:17,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:17,863 INFO L93 Difference]: Finished difference Result 72 states and 83 transitions. [2020-11-30 01:04:17,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:04:17,864 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-11-30 01:04:17,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:17,865 INFO L225 Difference]: With dead ends: 72 [2020-11-30 01:04:17,866 INFO L226 Difference]: Without dead ends: 62 [2020-11-30 01:04:17,866 INFO L677 BasicCegarLoop]: 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 [2020-11-30 01:04:17,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-11-30 01:04:17,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 53. [2020-11-30 01:04:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-30 01:04:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 61 transitions. [2020-11-30 01:04:17,883 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 61 transitions. Word has length 35 [2020-11-30 01:04:17,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:17,883 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 61 transitions. [2020-11-30 01:04:17,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:04:17,884 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2020-11-30 01:04:17,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 01:04:17,891 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:17,892 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:17,892 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:04:17,894 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:17,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:17,894 INFO L82 PathProgramCache]: Analyzing trace with hash 302765298, now seen corresponding path program 2 times [2020-11-30 01:04:17,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:17,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964417793] [2020-11-30 01:04:17,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:18,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964417793] [2020-11-30 01:04:18,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076296582] [2020-11-30 01:04:18,010 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:18,141 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-30 01:04:18,141 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-30 01:04:18,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-30 01:04:18,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:18,201 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:18,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:18,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2020-11-30 01:04:18,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741656864] [2020-11-30 01:04:18,202 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-30 01:04:18,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:18,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 01:04:18,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:04:18,203 INFO L87 Difference]: Start difference. First operand 53 states and 61 transitions. Second operand 7 states. [2020-11-30 01:04:18,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:18,307 INFO L93 Difference]: Finished difference Result 93 states and 106 transitions. [2020-11-30 01:04:18,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 01:04:18,308 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 35 [2020-11-30 01:04:18,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:18,308 INFO L225 Difference]: With dead ends: 93 [2020-11-30 01:04:18,309 INFO L226 Difference]: Without dead ends: 71 [2020-11-30 01:04:18,309 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:04:18,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-11-30 01:04:18,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 51. [2020-11-30 01:04:18,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-30 01:04:18,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 57 transitions. [2020-11-30 01:04:18,320 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 57 transitions. Word has length 35 [2020-11-30 01:04:18,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:18,320 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 57 transitions. [2020-11-30 01:04:18,320 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-30 01:04:18,320 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2020-11-30 01:04:18,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 01:04:18,321 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:18,321 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:18,521 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:18,521 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:18,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:18,522 INFO L82 PathProgramCache]: Analyzing trace with hash -953486666, now seen corresponding path program 1 times [2020-11-30 01:04:18,522 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:18,522 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485363085] [2020-11-30 01:04:18,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:04:18,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485363085] [2020-11-30 01:04:18,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1714009773] [2020-11-30 01:04:18,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:18,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:04:18,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:18,755 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:04:18,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:18,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-11-30 01:04:18,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018285036] [2020-11-30 01:04:18,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:04:18,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:18,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:04:18,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:04:18,757 INFO L87 Difference]: Start difference. First operand 51 states and 57 transitions. Second operand 6 states. [2020-11-30 01:04:18,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:18,830 INFO L93 Difference]: Finished difference Result 70 states and 78 transitions. [2020-11-30 01:04:18,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:04:18,831 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 40 [2020-11-30 01:04:18,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:18,832 INFO L225 Difference]: With dead ends: 70 [2020-11-30 01:04:18,832 INFO L226 Difference]: Without dead ends: 60 [2020-11-30 01:04:18,832 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:04:18,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-11-30 01:04:18,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 52. [2020-11-30 01:04:18,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-11-30 01:04:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 58 transitions. [2020-11-30 01:04:18,852 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 58 transitions. Word has length 40 [2020-11-30 01:04:18,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:18,852 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 58 transitions. [2020-11-30 01:04:18,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:04:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2020-11-30 01:04:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 01:04:18,853 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:18,853 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:19,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:19,069 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:19,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:19,070 INFO L82 PathProgramCache]: Analyzing trace with hash 841770453, now seen corresponding path program 3 times [2020-11-30 01:04:19,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:19,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186592984] [2020-11-30 01:04:19,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:19,160 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 01:04:19,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186592984] [2020-11-30 01:04:19,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431589849] [2020-11-30 01:04:19,160 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:19,338 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-11-30 01:04:19,338 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-30 01:04:19,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:04:19,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 01:04:19,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:04:19,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2020-11-30 01:04:19,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753386178] [2020-11-30 01:04:19,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:04:19,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:19,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:04:19,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:04:19,418 INFO L87 Difference]: Start difference. First operand 52 states and 58 transitions. Second operand 6 states. [2020-11-30 01:04:19,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:19,465 INFO L93 Difference]: Finished difference Result 74 states and 82 transitions. [2020-11-30 01:04:19,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:04:19,466 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 40 [2020-11-30 01:04:19,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:19,466 INFO L225 Difference]: With dead ends: 74 [2020-11-30 01:04:19,466 INFO L226 Difference]: Without dead ends: 42 [2020-11-30 01:04:19,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:04:19,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-11-30 01:04:19,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-11-30 01:04:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-11-30 01:04:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2020-11-30 01:04:19,480 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 40 [2020-11-30 01:04:19,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:19,480 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2020-11-30 01:04:19,481 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:04:19,481 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-11-30 01:04:19,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 01:04:19,482 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:19,482 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:19,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:19,683 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:19,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:19,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1393435773, now seen corresponding path program 1 times [2020-11-30 01:04:19,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:19,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986403961] [2020-11-30 01:04:19,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:19,799 ERROR L253 erpolLogProxyWrapper]: Interpolant 20 not inductive [2020-11-30 01:04:19,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 01:04:19,826 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: generated interpolants did not pass sanity check at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:876) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) 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) [2020-11-30 01:04:19,831 INFO L168 Benchmark]: Toolchain (without parser) took 9855.43 ms. Allocated memory was 111.1 MB in the beginning and 211.8 MB in the end (delta: 100.7 MB). Free memory was 84.9 MB in the beginning and 155.4 MB in the end (delta: -70.6 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:19,832 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 111.1 MB. Free memory was 67.0 MB in the beginning and 67.0 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:04:19,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.41 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 75.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:19,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.26 ms. Allocated memory is still 111.1 MB. Free memory was 75.7 MB in the beginning and 73.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:19,834 INFO L168 Benchmark]: Boogie Preprocessor took 46.68 ms. Allocated memory is still 111.1 MB. Free memory was 73.6 MB in the beginning and 71.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:19,835 INFO L168 Benchmark]: RCFGBuilder took 526.93 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 50.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:04:19,835 INFO L168 Benchmark]: TraceAbstraction took 8692.71 ms. Allocated memory was 111.1 MB in the beginning and 211.8 MB in the end (delta: 100.7 MB). Free memory was 49.7 MB in the beginning and 155.4 MB in the end (delta: -105.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:04:19,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 111.1 MB. Free memory was 67.0 MB in the beginning and 67.0 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 501.41 ms. Allocated memory is still 111.1 MB. Free memory was 84.7 MB in the beginning and 75.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.26 ms. Allocated memory is still 111.1 MB. Free memory was 75.7 MB in the beginning and 73.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.68 ms. Allocated memory is still 111.1 MB. Free memory was 73.6 MB in the beginning and 71.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 526.93 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 50.2 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8692.71 ms. Allocated memory was 111.1 MB in the beginning and 211.8 MB in the end (delta: 100.7 MB). Free memory was 49.7 MB in the beginning and 155.4 MB in the end (delta: -105.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: generated interpolants did not pass sanity check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: generated interpolants did not pass sanity check: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:04:22,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:04:22,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:04:22,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:04:22,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:04:22,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:04:22,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:04:22,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:04:22,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:04:22,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:04:22,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:04:22,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:04:22,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:04:22,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:04:22,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:04:22,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:04:22,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:04:22,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:04:22,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:04:22,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:04:22,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:04:22,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:04:22,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:04:22,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:04:22,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:04:22,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:04:22,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:04:22,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:04:22,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:04:22,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:04:22,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:04:22,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:04:22,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:04:22,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:04:22,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:04:22,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:04:22,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:04:22,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:04:22,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:04:22,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:04:22,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:04:22,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-30 01:04:22,835 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:04:22,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:04:22,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:04:22,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:04:22,840 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:04:22,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:04:22,841 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:04:22,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:04:22,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:04:22,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:04:22,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:04:22,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:04:22,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:04:22,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:04:22,844 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:04:22,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:04:22,844 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:04:22,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:04:22,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:04:22,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:04:22,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:04:22,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:04:22,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:04:22,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:04:22,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:04:22,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:04:22,847 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 01:04:22,848 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:04:22,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:04:22,848 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:04:22,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:04:22,849 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-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8db9818917d4101818df459d2d32c905a41e37ef [2020-11-30 01:04:23,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:04:23,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:04:23,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:04:23,305 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:04:23,306 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:04:23,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/../../sv-benchmarks/c/list-simple/sll2n_update_all.i [2020-11-30 01:04:23,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/7b0d41004/ebb3d3b0a9bc42fb80e28d3a651b72cd/FLAGafdf78b65 [2020-11-30 01:04:23,955 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:04:23,955 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/sv-benchmarks/c/list-simple/sll2n_update_all.i [2020-11-30 01:04:23,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/7b0d41004/ebb3d3b0a9bc42fb80e28d3a651b72cd/FLAGafdf78b65 [2020-11-30 01:04:24,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/data/7b0d41004/ebb3d3b0a9bc42fb80e28d3a651b72cd [2020-11-30 01:04:24,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:04:24,254 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:04:24,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:24,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:04:24,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:04:24,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:24,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec5ce7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24, skipping insertion in model container [2020-11-30 01:04:24,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:24,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:04:24,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:04:24,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:24,772 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:04:24,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:04:24,931 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:04:24,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24 WrapperNode [2020-11-30 01:04:24,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:04:24,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:04:24,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:04:24,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:04:24,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:24,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:24,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:04:24,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:04:24,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:04:24,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:04:24,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:24,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:25,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:25,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:25,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:25,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:25,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... [2020-11-30 01:04:25,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:04:25,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:04:25,031 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:04:25,031 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:04:25,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:04:25,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:04:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 01:04:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:04:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:04:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:04:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:04:25,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:04:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:04:25,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:04:25,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:04:25,850 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:04:25,850 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2020-11-30 01:04:25,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:25 BoogieIcfgContainer [2020-11-30 01:04:25,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:04:25,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:04:25,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:04:25,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:04:25,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:04:24" (1/3) ... [2020-11-30 01:04:25,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e56964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:04:25, skipping insertion in model container [2020-11-30 01:04:25,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:04:24" (2/3) ... [2020-11-30 01:04:25,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46e56964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:04:25, skipping insertion in model container [2020-11-30 01:04:25,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:25" (3/3) ... [2020-11-30 01:04:25,866 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2n_update_all.i [2020-11-30 01:04:25,879 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:04:25,884 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:04:25,898 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:04:25,940 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:04:25,941 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:04:25,941 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:04:25,941 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:04:25,942 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:04:25,942 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:04:25,942 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:04:25,942 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:04:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2020-11-30 01:04:25,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 01:04:25,967 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:25,967 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:25,968 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:25,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:25,976 INFO L82 PathProgramCache]: Analyzing trace with hash 526950926, now seen corresponding path program 1 times [2020-11-30 01:04:25,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:25,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [702260555] [2020-11-30 01:04:25,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:26,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-30 01:04:26,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:26,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:26,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:26,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:26,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [702260555] [2020-11-30 01:04:26,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:26,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-30 01:04:26,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143152118] [2020-11-30 01:04:26,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-30 01:04:26,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:26,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 01:04:26,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:04:26,285 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2020-11-30 01:04:26,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:26,305 INFO L93 Difference]: Finished difference Result 55 states and 80 transitions. [2020-11-30 01:04:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:04:26,306 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2020-11-30 01:04:26,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:26,315 INFO L225 Difference]: With dead ends: 55 [2020-11-30 01:04:26,316 INFO L226 Difference]: Without dead ends: 24 [2020-11-30 01:04:26,319 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 01:04:26,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-11-30 01:04:26,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-11-30 01:04:26,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-11-30 01:04:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2020-11-30 01:04:26,358 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 15 [2020-11-30 01:04:26,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:26,359 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2020-11-30 01:04:26,359 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-30 01:04:26,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2020-11-30 01:04:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 01:04:26,360 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:26,360 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:26,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 01:04:26,584 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:26,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:26,585 INFO L82 PathProgramCache]: Analyzing trace with hash 926431742, now seen corresponding path program 1 times [2020-11-30 01:04:26,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:26,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [967154592] [2020-11-30 01:04:26,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:26,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:04:26,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:26,709 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:26,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [967154592] [2020-11-30 01:04:26,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:26,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 01:04:26,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560540107] [2020-11-30 01:04:26,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:04:26,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:26,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:04:26,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:04:26,735 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand 4 states. [2020-11-30 01:04:26,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:26,780 INFO L93 Difference]: Finished difference Result 47 states and 56 transitions. [2020-11-30 01:04:26,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:04:26,782 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2020-11-30 01:04:26,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:26,783 INFO L225 Difference]: With dead ends: 47 [2020-11-30 01:04:26,783 INFO L226 Difference]: Without dead ends: 30 [2020-11-30 01:04:26,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:04:26,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-11-30 01:04:26,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-11-30 01:04:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-11-30 01:04:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2020-11-30 01:04:26,809 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 15 [2020-11-30 01:04:26,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:26,811 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2020-11-30 01:04:26,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:04:26,814 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2020-11-30 01:04:26,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:04:26,815 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:26,815 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:27,034 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 01:04:27,034 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:27,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:27,036 INFO L82 PathProgramCache]: Analyzing trace with hash -2065483522, now seen corresponding path program 1 times [2020-11-30 01:04:27,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:27,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922009691] [2020-11-30 01:04:27,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:27,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 01:04:27,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:27,224 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:27,263 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:27,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922009691] [2020-11-30 01:04:27,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:27,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-30 01:04:27,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16733064] [2020-11-30 01:04:27,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:04:27,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:27,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:04:27,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:04:27,271 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand 6 states. [2020-11-30 01:04:27,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:27,406 INFO L93 Difference]: Finished difference Result 57 states and 66 transitions. [2020-11-30 01:04:27,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:04:27,407 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2020-11-30 01:04:27,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:27,408 INFO L225 Difference]: With dead ends: 57 [2020-11-30 01:04:27,408 INFO L226 Difference]: Without dead ends: 46 [2020-11-30 01:04:27,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:04:27,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-30 01:04:27,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 35. [2020-11-30 01:04:27,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-30 01:04:27,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 40 transitions. [2020-11-30 01:04:27,420 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 40 transitions. Word has length 25 [2020-11-30 01:04:27,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:27,420 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 40 transitions. [2020-11-30 01:04:27,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:04:27,421 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2020-11-30 01:04:27,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 01:04:27,434 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:27,434 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:27,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-30 01:04:27,651 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:27,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:27,652 INFO L82 PathProgramCache]: Analyzing trace with hash -686297646, now seen corresponding path program 1 times [2020-11-30 01:04:27,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:27,653 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1768792541] [2020-11-30 01:04:27,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:27,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:04:27,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:27,906 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:27,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:27,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1768792541] [2020-11-30 01:04:27,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:27,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-11-30 01:04:27,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123354019] [2020-11-30 01:04:27,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 01:04:27,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:27,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 01:04:27,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:04:27,949 INFO L87 Difference]: Start difference. First operand 35 states and 40 transitions. Second operand 8 states. [2020-11-30 01:04:28,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:28,213 INFO L93 Difference]: Finished difference Result 78 states and 92 transitions. [2020-11-30 01:04:28,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 01:04:28,215 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 33 [2020-11-30 01:04:28,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:28,216 INFO L225 Difference]: With dead ends: 78 [2020-11-30 01:04:28,216 INFO L226 Difference]: Without dead ends: 63 [2020-11-30 01:04:28,217 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-11-30 01:04:28,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-11-30 01:04:28,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 36. [2020-11-30 01:04:28,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-11-30 01:04:28,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2020-11-30 01:04:28,234 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 33 [2020-11-30 01:04:28,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:28,234 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2020-11-30 01:04:28,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 01:04:28,237 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2020-11-30 01:04:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-30 01:04:28,239 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:28,239 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:28,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-30 01:04:28,457 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:28,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:28,458 INFO L82 PathProgramCache]: Analyzing trace with hash -521171701, now seen corresponding path program 1 times [2020-11-30 01:04:28,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:28,458 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1617309338] [2020-11-30 01:04:28,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:28,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 47 conjunts are in the unsatisfiable core [2020-11-30 01:04:28,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:28,728 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-11-30 01:04:28,729 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:28,736 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:28,737 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:28,737 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2020-11-30 01:04:28,816 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:28,816 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2020-11-30 01:04:28,817 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:28,823 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:28,823 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:28,824 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2020-11-30 01:04:28,908 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-11-30 01:04:28,908 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:28,920 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:28,921 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:28,921 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:21, output treesize:14 [2020-11-30 01:04:29,109 INFO L441 ElimStorePlain]: Different costs {0=[|v_#memory_int_17|], 2=[|v_#memory_$Pointer$.base_18|]} [2020-11-30 01:04:29,117 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-11-30 01:04:29,118 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,143 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:29,155 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2020-11-30 01:04:29,155 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,167 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:29,168 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,168 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:38, output treesize:19 [2020-11-30 01:04:29,312 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 01:04:29,313 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 8 [2020-11-30 01:04:29,314 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,340 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:29,340 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,340 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:15 [2020-11-30 01:04:29,409 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2020-11-30 01:04:29,410 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,434 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:29,436 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,437 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:26, output treesize:11 [2020-11-30 01:04:29,634 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2020-11-30 01:04:29,634 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,637 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:29,637 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:29,637 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3 [2020-11-30 01:04:29,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:29,749 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:47,495 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_sll_update_at_~data (_ BitVec 32)) (v_ULTIMATE.start_sll_update_at_~head.offset_10 (_ BitVec 32))) (= c_ULTIMATE.start_main_~len~0 (select (select (let ((.cse0 (select (select |c_#memory_$Pointer$.base| c_ULTIMATE.start_sll_update_at_~head.base) (bvadd c_ULTIMATE.start_sll_update_at_~head.offset (_ bv4 32))))) (store |c_#memory_int| .cse0 (store (select |c_#memory_int| .cse0) v_ULTIMATE.start_sll_update_at_~head.offset_10 ULTIMATE.start_sll_update_at_~data))) c_ULTIMATE.start_main_~s~0.base) c_ULTIMATE.start_main_~s~0.offset))) is different from false [2020-11-30 01:04:49,542 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_sll_update_at_~data (_ BitVec 32)) (v_ULTIMATE.start_sll_update_at_~head.offset_10 (_ BitVec 32))) (= c_ULTIMATE.start_main_~len~0 (select (select (let ((.cse0 (select (select |c_#memory_$Pointer$.base| c_ULTIMATE.start_main_~s~0.base) (bvadd c_ULTIMATE.start_main_~s~0.offset (_ bv4 32))))) (store |c_#memory_int| .cse0 (store (select |c_#memory_int| .cse0) v_ULTIMATE.start_sll_update_at_~head.offset_10 ULTIMATE.start_sll_update_at_~data))) c_ULTIMATE.start_main_~s~0.base) c_ULTIMATE.start_main_~s~0.offset))) is different from false [2020-11-30 01:04:49,593 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 194 treesize of output 186 [2020-11-30 01:04:49,595 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-11-30 01:04:49,603 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-30 01:04:49,609 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-30 01:04:49,610 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-30 01:04:49,618 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2020-11-30 01:04:50,347 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2020-11-30 01:04:50,349 INFO L625 ElimStorePlain]: treesize reduction 302, result has 26.9 percent of original size [2020-11-30 01:04:50,356 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-11-30 01:04:50,363 INFO L603 QuantifierPusher]: Distributing 4 disjuncts over 2 conjuncts [2020-11-30 01:04:50,367 INFO L545 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2020-11-30 01:04:50,611 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2020-11-30 01:04:50,612 INFO L625 ElimStorePlain]: treesize reduction 52, result has 58.7 percent of original size [2020-11-30 01:04:50,620 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 5 xjuncts. [2020-11-30 01:04:50,620 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:60, output treesize:56 [2020-11-30 01:04:50,900 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2020-11-30 01:04:51,255 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16 [2020-11-30 01:04:51,260 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-11-30 01:04:51,277 INFO L625 ElimStorePlain]: treesize reduction 18, result has 18.2 percent of original size [2020-11-30 01:04:51,277 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:51,280 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:51,281 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:51,281 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:4 [2020-11-30 01:04:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 5 not checked. [2020-11-30 01:04:51,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1617309338] [2020-11-30 01:04:51,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:51,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 31 [2020-11-30 01:04:51,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007680295] [2020-11-30 01:04:51,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-11-30 01:04:51,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:51,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-11-30 01:04:51,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=731, Unknown=10, NotChecked=110, Total=930 [2020-11-30 01:04:51,439 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. Second operand 31 states. [2020-11-30 01:04:53,324 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 52 [2020-11-30 01:04:53,533 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-11-30 01:04:55,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:55,424 INFO L93 Difference]: Finished difference Result 86 states and 100 transitions. [2020-11-30 01:04:55,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-11-30 01:04:55,429 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 34 [2020-11-30 01:04:55,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:55,430 INFO L225 Difference]: With dead ends: 86 [2020-11-30 01:04:55,430 INFO L226 Difference]: Without dead ends: 82 [2020-11-30 01:04:55,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 23.2s TimeCoverageRelationStatistics Valid=439, Invalid=2211, Unknown=10, NotChecked=202, Total=2862 [2020-11-30 01:04:55,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-11-30 01:04:55,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 51. [2020-11-30 01:04:55,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-30 01:04:55,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 60 transitions. [2020-11-30 01:04:55,467 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 60 transitions. Word has length 34 [2020-11-30 01:04:55,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:55,467 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 60 transitions. [2020-11-30 01:04:55,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-11-30 01:04:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2020-11-30 01:04:55,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 01:04:55,472 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:55,473 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:55,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-30 01:04:55,681 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:55,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:55,681 INFO L82 PathProgramCache]: Analyzing trace with hash -876573746, now seen corresponding path program 1 times [2020-11-30 01:04:55,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:55,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1402338178] [2020-11-30 01:04:55,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:55,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 01:04:55,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:55,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:04:55,827 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:55,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:04:55,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1402338178] [2020-11-30 01:04:55,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:55,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-30 01:04:55,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50134341] [2020-11-30 01:04:55,873 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 01:04:55,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:55,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 01:04:55,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:04:55,874 INFO L87 Difference]: Start difference. First operand 51 states and 60 transitions. Second operand 6 states. [2020-11-30 01:04:55,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:55,954 INFO L93 Difference]: Finished difference Result 72 states and 83 transitions. [2020-11-30 01:04:55,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:04:55,958 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-11-30 01:04:55,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:55,959 INFO L225 Difference]: With dead ends: 72 [2020-11-30 01:04:55,959 INFO L226 Difference]: Without dead ends: 62 [2020-11-30 01:04:55,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:04:55,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-11-30 01:04:55,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 53. [2020-11-30 01:04:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-30 01:04:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 61 transitions. [2020-11-30 01:04:55,983 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 61 transitions. Word has length 35 [2020-11-30 01:04:55,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:55,986 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 61 transitions. [2020-11-30 01:04:55,986 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 01:04:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2020-11-30 01:04:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-30 01:04:55,990 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:55,990 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:56,211 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-30 01:04:56,211 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:56,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:56,212 INFO L82 PathProgramCache]: Analyzing trace with hash 302765298, now seen corresponding path program 2 times [2020-11-30 01:04:56,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:56,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2045058064] [2020-11-30 01:04:56,213 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:56,369 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-30 01:04:56,369 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-30 01:04:56,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-30 01:04:56,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:56,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:04:56,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2045058064] [2020-11-30 01:04:56,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:56,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2020-11-30 01:04:56,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232186073] [2020-11-30 01:04:56,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-30 01:04:56,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:56,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-30 01:04:56,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-11-30 01:04:56,525 INFO L87 Difference]: Start difference. First operand 53 states and 61 transitions. Second operand 11 states. [2020-11-30 01:04:56,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:56,785 INFO L93 Difference]: Finished difference Result 121 states and 137 transitions. [2020-11-30 01:04:56,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-30 01:04:56,786 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 35 [2020-11-30 01:04:56,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:56,787 INFO L225 Difference]: With dead ends: 121 [2020-11-30 01:04:56,788 INFO L226 Difference]: Without dead ends: 99 [2020-11-30 01:04:56,789 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2020-11-30 01:04:56,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-11-30 01:04:56,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 51. [2020-11-30 01:04:56,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-30 01:04:56,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 57 transitions. [2020-11-30 01:04:56,805 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 57 transitions. Word has length 35 [2020-11-30 01:04:56,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:56,806 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 57 transitions. [2020-11-30 01:04:56,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-30 01:04:56,806 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2020-11-30 01:04:56,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 01:04:56,807 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:56,807 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:57,020 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-30 01:04:57,021 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:57,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:57,021 INFO L82 PathProgramCache]: Analyzing trace with hash -953486666, now seen corresponding path program 1 times [2020-11-30 01:04:57,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:57,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [650738478] [2020-11-30 01:04:57,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:57,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:04:57,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:04:57,192 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:57,235 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:04:57,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [650738478] [2020-11-30 01:04:57,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:57,235 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-11-30 01:04:57,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610173512] [2020-11-30 01:04:57,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 01:04:57,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:57,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 01:04:57,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:04:57,236 INFO L87 Difference]: Start difference. First operand 51 states and 57 transitions. Second operand 8 states. [2020-11-30 01:04:57,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:57,445 INFO L93 Difference]: Finished difference Result 86 states and 97 transitions. [2020-11-30 01:04:57,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 01:04:57,446 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-11-30 01:04:57,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:57,447 INFO L225 Difference]: With dead ends: 86 [2020-11-30 01:04:57,447 INFO L226 Difference]: Without dead ends: 76 [2020-11-30 01:04:57,447 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-11-30 01:04:57,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-11-30 01:04:57,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 52. [2020-11-30 01:04:57,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-11-30 01:04:57,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 58 transitions. [2020-11-30 01:04:57,460 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 58 transitions. Word has length 40 [2020-11-30 01:04:57,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:57,461 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 58 transitions. [2020-11-30 01:04:57,461 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 01:04:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2020-11-30 01:04:57,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-30 01:04:57,462 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:57,462 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:57,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-30 01:04:57,681 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:57,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:57,681 INFO L82 PathProgramCache]: Analyzing trace with hash 841770453, now seen corresponding path program 3 times [2020-11-30 01:04:57,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:57,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815016266] [2020-11-30 01:04:57,682 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:57,886 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-11-30 01:04:57,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-30 01:04:57,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:04:57,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:57,958 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 01:04:57,959 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:04:58,146 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 01:04:58,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815016266] [2020-11-30 01:04:58,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:58,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2020-11-30 01:04:58,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557539220] [2020-11-30 01:04:58,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-30 01:04:58,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:04:58,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-30 01:04:58,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-11-30 01:04:58,149 INFO L87 Difference]: Start difference. First operand 52 states and 58 transitions. Second operand 11 states. [2020-11-30 01:04:58,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:58,253 INFO L93 Difference]: Finished difference Result 74 states and 82 transitions. [2020-11-30 01:04:58,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:04:58,254 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2020-11-30 01:04:58,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:58,255 INFO L225 Difference]: With dead ends: 74 [2020-11-30 01:04:58,255 INFO L226 Difference]: Without dead ends: 42 [2020-11-30 01:04:58,255 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-11-30 01:04:58,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-11-30 01:04:58,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-11-30 01:04:58,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-11-30 01:04:58,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2020-11-30 01:04:58,267 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 40 [2020-11-30 01:04:58,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:58,268 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2020-11-30 01:04:58,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-30 01:04:58,268 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-11-30 01:04:58,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-30 01:04:58,269 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:58,269 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:58,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-30 01:04:58,485 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:58,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:58,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1393435773, now seen corresponding path program 1 times [2020-11-30 01:04:58,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:04:58,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1952881988] [2020-11-30 01:04:58,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2020-11-30 01:04:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:58,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 54 conjunts are in the unsatisfiable core [2020-11-30 01:04:58,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:58,737 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-11-30 01:04:58,737 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:58,746 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:58,746 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:58,747 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:12, output treesize:11 [2020-11-30 01:04:58,815 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:58,816 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2020-11-30 01:04:58,816 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:58,829 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:58,830 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:58,830 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:13 [2020-11-30 01:04:58,895 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-11-30 01:04:58,895 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:58,910 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:58,910 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:58,911 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:19 [2020-11-30 01:04:59,135 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2020-11-30 01:04:59,135 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:59,153 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:59,154 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:59,154 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:20 [2020-11-30 01:04:59,407 INFO L441 ElimStorePlain]: Different costs {0=[|v_#memory_int_34|], 2=[|v_#memory_$Pointer$.offset_32|], 6=[|v_#memory_$Pointer$.base_36|]} [2020-11-30 01:04:59,417 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2020-11-30 01:04:59,418 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:59,473 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:59,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 01:04:59,480 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 84 [2020-11-30 01:04:59,481 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:59,508 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:59,528 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 01:04:59,600 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:04:59,601 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 163 [2020-11-30 01:04:59,604 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 3, 2, 1] term [2020-11-30 01:04:59,605 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-30 01:04:59,606 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-30 01:04:59,667 INFO L625 ElimStorePlain]: treesize reduction 125, result has 24.2 percent of original size [2020-11-30 01:04:59,667 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:04:59,667 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:138, output treesize:40 [2020-11-30 01:05:00,038 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2020-11-30 01:05:00,039 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:05:00,055 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:00,058 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2020-11-30 01:05:00,059 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-30 01:05:00,072 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:00,073 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:05:00,073 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:43, output treesize:13 [2020-11-30 01:05:00,127 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2020-11-30 01:05:00,127 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-30 01:05:00,134 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:00,134 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-30 01:05:00,134 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:22, output treesize:11 [2020-11-30 01:05:00,221 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:05:00,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:05:00,574 INFO L441 ElimStorePlain]: Different costs {1=[|#memory_int|], 2=[|v_#memory_$Pointer$.base_37|, |v_#memory_$Pointer$.offset_33|]} [2020-11-30 01:05:00,589 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 52 [2020-11-30 01:05:00,604 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2020-11-30 01:05:00,645 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:00,648 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2020-11-30 01:05:00,720 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:00,723 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2020-11-30 01:05:00,748 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:00,749 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2020-11-30 01:05:00,749 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:62, output treesize:40 [2020-11-30 01:05:00,905 INFO L441 ElimStorePlain]: Different costs {0=[v_prenex_3], 3=[|#memory_$Pointer$.offset|]} [2020-11-30 01:05:00,921 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2020-11-30 01:05:00,921 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:05:00,957 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:01,009 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:01,010 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 70 treesize of output 55 [2020-11-30 01:05:01,011 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-30 01:05:01,011 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-11-30 01:05:01,016 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-11-30 01:05:01,020 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 3 xjuncts. [2020-11-30 01:05:01,186 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2020-11-30 01:05:01,187 INFO L625 ElimStorePlain]: treesize reduction 10, result has 87.0 percent of original size [2020-11-30 01:05:01,189 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 5 xjuncts. [2020-11-30 01:05:01,189 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:88, output treesize:61 [2020-11-30 01:05:03,285 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 29 DAG size of output: 19 [2020-11-30 01:05:03,389 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-30 01:05:03,558 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-30 01:05:03,564 INFO L545 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-30 01:05:03,569 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-30 01:05:03,581 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-30 01:05:03,581 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2020-11-30 01:05:03,581 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:48, output treesize:22 [2020-11-30 01:05:04,253 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:05:04,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1952881988] [2020-11-30 01:05:04,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:05:04,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 41 [2020-11-30 01:05:04,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927277768] [2020-11-30 01:05:04,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-11-30 01:05:04,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:05:04,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-11-30 01:05:04,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1516, Unknown=0, NotChecked=0, Total=1640 [2020-11-30 01:05:04,257 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 41 states. [2020-11-30 01:05:08,055 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2020-11-30 01:05:08,534 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-11-30 01:05:08,759 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2020-11-30 01:05:09,131 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-11-30 01:05:09,336 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-11-30 01:05:09,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:05:09,355 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2020-11-30 01:05:09,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-11-30 01:05:09,356 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 41 [2020-11-30 01:05:09,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:05:09,357 INFO L225 Difference]: With dead ends: 53 [2020-11-30 01:05:09,357 INFO L226 Difference]: Without dead ends: 46 [2020-11-30 01:05:09,358 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=489, Invalid=3171, Unknown=0, NotChecked=0, Total=3660 [2020-11-30 01:05:09,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-11-30 01:05:09,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2020-11-30 01:05:09,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-30 01:05:09,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2020-11-30 01:05:09,368 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 41 [2020-11-30 01:05:09,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:05:09,368 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2020-11-30 01:05:09,368 INFO L482 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-11-30 01:05:09,368 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2020-11-30 01:05:09,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-30 01:05:09,369 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:05:09,369 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:05:09,585 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2020-11-30 01:05:09,585 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:05:09,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:05:09,586 INFO L82 PathProgramCache]: Analyzing trace with hash -2146956202, now seen corresponding path program 2 times [2020-11-30 01:05:09,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-30 01:05:09,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1476975671] [2020-11-30 01:05:09,586 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-11-30 01:05:09,719 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-30 01:05:09,720 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-30 01:05:09,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-30 01:05:09,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:05:09,764 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:05:09,764 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 01:05:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-30 01:05:09,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1476975671] [2020-11-30 01:05:09,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:05:09,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2020-11-30 01:05:09,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483591424] [2020-11-30 01:05:09,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-30 01:05:09,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-30 01:05:09,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-30 01:05:09,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:05:09,830 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 10 states. [2020-11-30 01:05:09,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:05:09,935 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2020-11-30 01:05:09,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 01:05:09,951 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 42 [2020-11-30 01:05:09,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:05:09,951 INFO L225 Difference]: With dead ends: 43 [2020-11-30 01:05:09,951 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:05:09,952 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-11-30 01:05:09,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:05:09,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:05:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:05:09,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:05:09,952 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2020-11-30 01:05:09,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:05:09,953 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:05:09,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-30 01:05:09,953 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:05:09,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:05:10,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 mathsat -unsat_core_generation=3 [2020-11-30 01:05:10,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:05:10,338 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 90 [2020-11-30 01:05:10,546 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 101 [2020-11-30 01:05:11,607 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2020-11-30 01:05:12,221 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 74 [2020-11-30 01:05:12,923 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 85 [2020-11-30 01:05:14,104 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 108 DAG size of output: 88 [2020-11-30 01:05:14,755 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 74 [2020-11-30 01:05:14,814 INFO L277 CegarLoopResult]: At program point L572(line 572) the Hoare annotation is: true [2020-11-30 01:05:14,814 INFO L274 CegarLoopResult]: For program point L622-2(lines 622 627) no Hoare annotation was computed. [2020-11-30 01:05:14,815 INFO L270 CegarLoopResult]: At program point L622-3(lines 622 627) the Hoare annotation is: (let ((.cse17 (bvadd ULTIMATE.start_main_~s~0.offset (_ bv4 32)))) (let ((.cse10 (bvsgt ULTIMATE.start_main_~i~0 (_ bv0 32))) (.cse13 (= (_ bv0 32) ULTIMATE.start_main_~i~0)) (.cse15 (bvadd ULTIMATE.start_main_~len~0 (_ bv1 32))) (.cse5 (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base) .cse17)) (.cse16 (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) .cse17))) (let ((.cse2 (= ULTIMATE.start_sll_update_at_~head.offset .cse16)) (.cse6 (= .cse15 (select (select |#memory_int| .cse5) .cse16))) (.cse8 (= ULTIMATE.start_sll_update_at_~head.base .cse5)) (.cse11 (= .cse15 ULTIMATE.start_sll_update_at_~data)) (.cse12 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32))) (.cse7 (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base))) (.cse0 (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))) (.cse1 (not (bvsgt ULTIMATE.start_sll_get_data_at_~index (_ bv0 32)))) (.cse3 (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1))) (.cse9 (let ((.cse14 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))) (or (and .cse14 .cse10) (and .cse13 .cse14)))) (.cse4 (not (bvsgt ULTIMATE.start_sll_update_at_~index (_ bv0 32))))) (or (and .cse0 (= (_ bv0 32) ULTIMATE.start_sll_get_data_at_~index) .cse1 .cse2 .cse3 (= (_ bv1 32) ULTIMATE.start_main_~i~0) .cse4 (not (= .cse5 ULTIMATE.start_main_~s~0.base)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse13 .cse0 .cse2 .cse3 .cse4 .cse6 .cse7 (= ULTIMATE.start_main_~len~0 (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)) .cse8 .cse9 (not (= ULTIMATE.start_sll_update_at_~head.base ULTIMATE.start_main_~s~0.base)) .cse11 .cse12) (and .cse7 .cse0 (= (_ bv2 32) ULTIMATE.start_main_~i~0) .cse1 .cse3 .cse9 .cse10 .cse4))))) [2020-11-30 01:05:14,815 INFO L274 CegarLoopResult]: For program point L622-4(lines 622 627) no Hoare annotation was computed. [2020-11-30 01:05:14,815 INFO L270 CegarLoopResult]: At program point L581(lines 574 582) the Hoare annotation is: (let ((.cse0 (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))) (.cse1 (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1))) (.cse2 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))) (or (and (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base)) .cse0 (not (= ULTIMATE.start_sll_create_~head~0.base |ULTIMATE.start_node_create_#res.base|)) .cse1 .cse2 (not (= ULTIMATE.start_node_create_~temp~0.base ULTIMATE.start_sll_create_~head~0.base)) (bvsgt ULTIMATE.start_sll_create_~len (_ bv0 32)) (= (_ bv0 32) ULTIMATE.start_node_create_~temp~0.offset) (= (_ bv0 32) |ULTIMATE.start_node_create_#res.offset|)) (and .cse0 .cse1 .cse2 (= (bvadd ULTIMATE.start_sll_create_~len (_ bv4294967294 32)) (_ bv0 32))))) [2020-11-30 01:05:14,815 INFO L274 CegarLoopResult]: For program point L606(lines 1 632) no Hoare annotation was computed. [2020-11-30 01:05:14,815 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:05:14,815 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:05:14,815 INFO L277 CegarLoopResult]: At program point L631(lines 613 632) the Hoare annotation is: true [2020-11-30 01:05:14,816 INFO L270 CegarLoopResult]: At program point L590(lines 583 591) the Hoare annotation is: (and (not (= |ULTIMATE.start_sll_create_#res.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_create_#res.base|) (_ bv4 32)))) (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base)) (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1)) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_create_~head~0.base) (bvadd ULTIMATE.start_sll_create_~head~0.offset (_ bv4 32))) ULTIMATE.start_sll_create_~head~0.base)) (= ULTIMATE.start_sll_create_~head~0.offset (_ bv0 32)) (= |ULTIMATE.start_sll_create_#res.offset| (_ bv0 32)) (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32))) [2020-11-30 01:05:14,816 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-30 01:05:14,816 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-11-30 01:05:14,816 INFO L274 CegarLoopResult]: For program point L12-3(line 12) no Hoare annotation was computed. [2020-11-30 01:05:14,816 INFO L270 CegarLoopResult]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse17 (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base))) (let ((.cse2 (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_update_at_~head.offset)) (.cse12 (not (= ULTIMATE.start_main_~s~0.base (select .cse17 (_ bv4 32))))) (.cse0 (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))) (.cse1 (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_create_~head~0.base) (bvadd ULTIMATE.start_sll_create_~head~0.offset (_ bv4 32))) ULTIMATE.start_sll_create_~head~0.base))) (.cse4 (= ULTIMATE.start_sll_create_~head~0.offset (_ bv0 32))) (.cse5 (= |ULTIMATE.start_sll_create_#res.offset| (_ bv0 32))) (.cse6 (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1))) (.cse7 (= (_ bv1 32) ULTIMATE.start_main_~i~0)) (.cse8 (not (= |ULTIMATE.start_sll_create_#res.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_create_#res.base|) (_ bv4 32))))) (.cse9 (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base))) (.cse10 (= ULTIMATE.start_main_~len~0 (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset))) (.cse11 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32))) (.cse3 (= ULTIMATE.start_sll_update_at_~head.base ULTIMATE.start_main_~s~0.base)) (.cse15 (= (_ bv0 32) ULTIMATE.start_sll_update_at_~index)) (.cse13 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv1 32)) ULTIMATE.start_sll_update_at_~data)) (.cse14 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= (_ bv1 32) ULTIMATE.start_sll_update_at_~index) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and (= (_ bv0 32) ULTIMATE.start_main_~i~0) .cse0 (= ULTIMATE.start_main_~len~0 ULTIMATE.start_sll_update_at_~data) .cse2 .cse1 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse11 .cse12 .cse15 .cse14) (let ((.cse16 (bvadd ULTIMATE.start_main_~s~0.offset (_ bv4 32)))) (and .cse0 .cse1 .cse4 .cse5 (= ULTIMATE.start_sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) .cse16)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= ULTIMATE.start_sll_update_at_~head.base (select .cse17 .cse16)) (not .cse3) .cse15 .cse13 .cse14))))) [2020-11-30 01:05:14,816 INFO L274 CegarLoopResult]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2020-11-30 01:05:14,816 INFO L274 CegarLoopResult]: For program point L624(lines 624 626) no Hoare annotation was computed. [2020-11-30 01:05:14,817 INFO L270 CegarLoopResult]: At program point L600-2(lines 600 603) the Hoare annotation is: (let ((.cse20 (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base)) (.cse23 (bvadd ULTIMATE.start_main_~s~0.offset (_ bv4 32)))) (let ((.cse17 (= (_ bv0 32) ULTIMATE.start_main_~i~0)) (.cse19 (bvadd ULTIMATE.start_main_~len~0 (_ bv1 32))) (.cse21 (select .cse20 .cse23)) (.cse22 (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) .cse23))) (let ((.cse1 (= (_ bv0 32) ULTIMATE.start_sll_get_data_at_~index)) (.cse3 (select |#memory_int| ULTIMATE.start_sll_get_data_at_~head.base)) (.cse16 (= (_ bv0 32) ULTIMATE.start_sll_get_data_at_~head.offset)) (.cse0 (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))) (.cse2 (= ULTIMATE.start_sll_update_at_~head.offset .cse22)) (.cse4 (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1))) (.cse5 (= (_ bv1 32) ULTIMATE.start_main_~i~0)) (.cse6 (= ULTIMATE.start_main_~expected~0 (_ bv3 32))) (.cse7 (not (bvsgt ULTIMATE.start_sll_update_at_~index (_ bv0 32)))) (.cse9 (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base))) (.cse8 (= .cse19 (select (select |#memory_int| .cse21) .cse22))) (.cse10 (or .cse17 (and (bvslt ULTIMATE.start_main_~i~0 ULTIMATE.start_main_~len~0) (bvsgt ULTIMATE.start_main_~i~0 (_ bv0 32))))) (.cse11 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32))) (.cse12 (= ULTIMATE.start_sll_update_at_~head.base .cse21)) (.cse13 (not (= ULTIMATE.start_main_~s~0.base (select .cse20 (_ bv4 32))))) (.cse14 (= .cse19 ULTIMATE.start_sll_update_at_~data)) (.cse15 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (select .cse3 ULTIMATE.start_sll_get_data_at_~head.offset) (_ bv3 32)) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse16 .cse17 .cse0 .cse1 .cse2 .cse4 .cse7 (= ULTIMATE.start_main_~expected~0 (select .cse3 (_ bv0 32))) .cse9 .cse8 (= ULTIMATE.start_main_~len~0 (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)) .cse11 .cse12 .cse13 .cse14 .cse15) (let ((.cse18 (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_get_data_at_~head.base) (_ bv4 32)))) (and .cse16 .cse0 .cse2 .cse4 .cse5 .cse6 .cse7 (= (_ bv3 32) (select (select |#memory_int| .cse18) (select (select |#memory_$Pointer$.offset| ULTIMATE.start_sll_get_data_at_~head.base) (_ bv4 32)))) .cse9 .cse8 .cse10 (= (_ bv1 32) ULTIMATE.start_sll_get_data_at_~index) .cse11 .cse12 .cse13 .cse14 .cse15 (not (= .cse18 ULTIMATE.start_sll_get_data_at_~head.base)))))))) [2020-11-30 01:05:14,817 INFO L274 CegarLoopResult]: For program point L600-3(lines 600 603) no Hoare annotation was computed. [2020-11-30 01:05:14,817 INFO L270 CegarLoopResult]: At program point L625(lines 613 632) the Hoare annotation is: false [2020-11-30 01:05:14,817 INFO L274 CegarLoopResult]: For program point L592(lines 592 598) no Hoare annotation was computed. [2020-11-30 01:05:14,817 INFO L274 CegarLoopResult]: For program point L576(lines 576 578) no Hoare annotation was computed. [2020-11-30 01:05:14,817 INFO L274 CegarLoopResult]: For program point L576-1(lines 576 578) no Hoare annotation was computed. [2020-11-30 01:05:14,817 INFO L277 CegarLoopResult]: At program point L593-2(lines 593 597) the Hoare annotation is: true [2020-11-30 01:05:14,818 INFO L270 CegarLoopResult]: At program point L618-2(lines 618 621) the Hoare annotation is: (let ((.cse14 (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base))) (let ((.cse3 (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_create_~head~0.base) (bvadd ULTIMATE.start_sll_create_~head~0.offset (_ bv4 32))) ULTIMATE.start_sll_create_~head~0.base))) (.cse4 (= ULTIMATE.start_sll_create_~head~0.offset (_ bv0 32))) (.cse5 (= |ULTIMATE.start_sll_create_#res.offset| (_ bv0 32))) (.cse0 (not (= |ULTIMATE.start_sll_create_#res.base| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_sll_create_#res.base|) (_ bv4 32))))) (.cse8 (not (= ULTIMATE.start_main_~s~0.base (select .cse14 (_ bv4 32))))) (.cse2 (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))) (.cse6 (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1))) (.cse1 (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base))) (.cse10 (= ULTIMATE.start_main_~len~0 (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset))) (.cse7 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32))) (.cse9 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32)))) (or (and .cse0 .cse1 (= (_ bv0 32) ULTIMATE.start_main_~i~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse2 (= ULTIMATE.start_main_~len~0 ULTIMATE.start_sll_update_at_~data) (= ULTIMATE.start_main_~s~0.offset ULTIMATE.start_sll_update_at_~head.offset) .cse3 (= ULTIMATE.start_sll_update_at_~head.base ULTIMATE.start_main_~s~0.base) .cse4 .cse5 .cse6 (= (_ bv1 32) ULTIMATE.start_main_~i~0) .cse0 .cse1 .cse10 .cse7 .cse8 (= (_ bv0 32) ULTIMATE.start_sll_update_at_~index) .cse9) (let ((.cse15 (bvadd ULTIMATE.start_main_~s~0.offset (_ bv4 32)))) (let ((.cse11 (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) .cse15)) (.cse12 (select .cse14 .cse15)) (.cse13 (bvadd ULTIMATE.start_main_~len~0 (_ bv1 32)))) (and .cse2 (= (_ bv2 32) ULTIMATE.start_main_~i~0) (= ULTIMATE.start_sll_update_at_~head.offset .cse11) .cse6 (not (bvsgt ULTIMATE.start_sll_update_at_~index (_ bv0 32))) (not (= .cse12 ULTIMATE.start_main_~s~0.base)) (= .cse13 (select (select |#memory_int| .cse12) .cse11)) .cse1 .cse10 .cse7 (= ULTIMATE.start_sll_update_at_~head.base .cse12) (= .cse13 ULTIMATE.start_sll_update_at_~data) .cse9)))))) [2020-11-30 01:05:14,818 INFO L274 CegarLoopResult]: For program point L585-2(lines 585 589) no Hoare annotation was computed. [2020-11-30 01:05:14,818 INFO L274 CegarLoopResult]: For program point L618-3(lines 618 621) no Hoare annotation was computed. [2020-11-30 01:05:14,818 INFO L270 CegarLoopResult]: At program point L585-3(lines 585 589) the Hoare annotation is: (let ((.cse1 (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base))) (.cse2 (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))) (.cse3 (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1))) (.cse0 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ULTIMATE.start_sll_create_~len (_ bv4294967294 32)) (_ bv0 32))) (and .cse1 .cse2 (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_sll_create_~head~0.base) (bvadd ULTIMATE.start_sll_create_~head~0.offset (_ bv4 32))) ULTIMATE.start_sll_create_~head~0.base)) (= ULTIMATE.start_sll_create_~head~0.offset (_ bv0 32)) .cse3 .cse0) (and .cse1 .cse2 .cse3 .cse0 (bvsgt ULTIMATE.start_sll_create_~len (_ bv0 32))))) [2020-11-30 01:05:14,818 INFO L274 CegarLoopResult]: For program point L585-4(lines 585 589) no Hoare annotation was computed. [2020-11-30 01:05:14,818 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:05:14,819 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-30 01:05:14,819 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:05:14,819 INFO L270 CegarLoopResult]: At program point L604(lines 599 605) the Hoare annotation is: (let ((.cse10 (select |#memory_$Pointer$.base| ULTIMATE.start_main_~s~0.base)) (.cse19 (bvadd ULTIMATE.start_main_~s~0.offset (_ bv4 32)))) (let ((.cse14 (bvadd ULTIMATE.start_main_~len~0 (_ bv1 32))) (.cse15 (select .cse10 .cse19)) (.cse4 (= (_ bv1 32) ULTIMATE.start_main_~i~0)) (.cse13 (= (_ bv0 32) ULTIMATE.start_main_~i~0)) (.cse16 (select (select |#memory_$Pointer$.offset| ULTIMATE.start_main_~s~0.base) .cse19))) (let ((.cse0 (= (bvadd (select |#valid| ULTIMATE.start_node_create_~temp~0.base) (_ bv1 1)) (_ bv0 1))) (.cse1 (= ULTIMATE.start_sll_update_at_~head.offset .cse16)) (.cse3 (= (bvadd (select |#valid| |ULTIMATE.start_node_create_#res.base|) (_ bv1 1)) (_ bv0 1))) (.cse5 (let ((.cse17 (bvslt ULTIMATE.start_main_~i~0 ULTIMATE.start_main_~len~0)) (.cse18 (= (bvadd ULTIMATE.start_main_~len~0 (_ bv4294967294 32)) (_ bv0 32)))) (or (and .cse17 .cse18 .cse4) (and .cse13 .cse17 .cse18)))) (.cse6 (not (bvsgt ULTIMATE.start_sll_update_at_~index (_ bv0 32)))) (.cse2 (select |#memory_int| ULTIMATE.start_sll_get_data_at_~head.base)) (.cse8 (= .cse14 (select (select |#memory_int| .cse15) .cse16))) (.cse7 (= (_ bv1 1) (select |#valid| ULTIMATE.start_sll_create_~head~0.base))) (.cse9 (= ULTIMATE.start_sll_update_at_~head.base .cse15)) (.cse11 (= .cse14 ULTIMATE.start_sll_update_at_~data)) (.cse12 (= ULTIMATE.start_main_~s~0.offset (_ bv0 32)))) (or (and (= (_ bv3 32) |ULTIMATE.start_sll_get_data_at_#res|) .cse0 (not (bvsgt ULTIMATE.start_sll_get_data_at_~index (_ bv0 32))) .cse1 (= (select .cse2 ULTIMATE.start_sll_get_data_at_~head.offset) (_ bv3 32)) .cse3 .cse4 (= ULTIMATE.start_main_~expected~0 (_ bv3 32)) .cse5 .cse6 .cse7 .cse8 .cse9 (not (= ULTIMATE.start_main_~s~0.base (select .cse10 (_ bv4 32)))) .cse11 .cse12) (and (= (_ bv0 32) ULTIMATE.start_sll_get_data_at_~head.offset) .cse13 .cse0 (= (_ bv0 32) ULTIMATE.start_sll_get_data_at_~index) .cse1 (= ULTIMATE.start_main_~expected~0 |ULTIMATE.start_sll_get_data_at_#res|) .cse3 .cse5 .cse6 (= ULTIMATE.start_main_~expected~0 (select .cse2 (_ bv0 32))) .cse8 .cse7 (= ULTIMATE.start_main_~len~0 (select (select |#memory_int| ULTIMATE.start_main_~s~0.base) ULTIMATE.start_main_~s~0.offset)) .cse9 (not (= ULTIMATE.start_sll_update_at_~head.base ULTIMATE.start_main_~s~0.base)) .cse11 .cse12))))) [2020-11-30 01:05:14,831 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,832 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,834 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,835 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,839 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,839 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,840 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,840 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,842 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,843 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,843 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,847 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,848 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,849 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,850 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,850 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,850 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,850 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,851 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,851 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,851 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,852 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,852 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,852 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,853 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,854 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,854 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,855 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,855 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,855 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,856 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,856 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,856 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,857 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,857 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,859 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,859 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,860 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,860 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,860 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,861 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,861 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,861 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,862 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,862 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,862 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,862 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,863 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,863 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,865 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,865 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,866 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,866 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,867 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,867 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,867 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,868 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,868 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,868 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,872 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,872 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,872 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,872 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,873 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,873 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,874 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,875 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,875 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,875 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,877 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,877 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,877 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,879 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,879 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,879 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,880 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,880 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,880 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,880 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,881 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,881 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,881 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,881 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,882 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,883 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,884 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,884 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,884 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,885 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,885 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,885 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,886 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,886 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,891 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,892 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,892 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,892 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,892 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,893 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,893 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,893 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,894 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,895 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,895 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,895 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,898 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,899 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,900 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,901 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,913 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,914 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,915 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,915 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,915 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,915 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,916 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,916 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,916 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,923 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,923 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,923 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,923 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,923 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,924 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,924 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,924 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,924 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,924 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,925 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,936 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,936 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,936 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,942 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,943 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:14,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:14,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:14,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:14,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:05:14 BoogieIcfgContainer [2020-11-30 01:05:14,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:05:14,966 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:05:14,966 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:05:14,966 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:05:14,967 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:04:25" (3/4) ... [2020-11-30 01:05:14,971 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:05:14,984 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-30 01:05:14,984 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-30 01:05:14,984 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:05:14,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:05:15,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvadd64(len, 4294967294bv32) == 0bv32) || (((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32)) || ((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && ~bvsgt32(len, 0bv32)) [2020-11-30 01:05:15,015 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == #memory_$Pointer$[\result][4bv32]) && 1bv1 == \valid[head]) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32 [2020-11-30 01:05:15,015 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\result == #memory_$Pointer$[\result][4bv32]) && 1bv1 == \valid[head]) && 0bv32 == i) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && s == 0bv32) || (((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && len == data) && s == head) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == s) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && 0bv32 == index) && s == 0bv32)) || ((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && 2bv32 == i) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && !(#memory_$Pointer$[s][~bvadd64(s, 4bv32)] == s)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) [2020-11-30 01:05:15,016 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && 0bv32 == index) && !~bvsgt32(index, 0bv32)) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !~bvsgt32(index, 0bv32)) && !(#memory_$Pointer$[s][~bvadd64(s, 4bv32)] == s)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvsgt32(i, 0bv32)) || (0bv32 == i && ~bvadd64(len, 4294967294bv32) == 0bv32))) && ~bvsgt32(i, 0bv32)) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || ((((((((((((0bv32 == i && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvsgt32(i, 0bv32)) || (0bv32 == i && ~bvadd64(len, 4294967294bv32) == 0bv32))) && !(head == s)) && ~bvadd64(len, 1bv32) == data) && s == 0bv32)) || (((((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && 2bv32 == i) && !~bvsgt32(index, 0bv32)) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvsgt32(i, 0bv32)) || (0bv32 == i && ~bvadd64(len, 4294967294bv32) == 0bv32))) && ~bvsgt32(i, 0bv32)) && !~bvsgt32(index, 0bv32)) [2020-11-30 01:05:15,016 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(head == \result)) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(temp == head)) && ~bvsgt32(len, 0bv32)) && 0bv32 == temp) && 0bv32 == \result) || (((~bvadd64(\valid[temp], 1bv1) == 0bv1 && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32) [2020-11-30 01:05:15,016 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && s == head) && head == s) && head == 0bv32) && \result == 0bv32) && 1bv32 == index) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || ((((((((((((((0bv32 == i && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && len == data) && s == head) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == s) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && 0bv32 == index) && s == 0bv32)) || (((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && \result == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(head == s)) && 0bv32 == index) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) [2020-11-30 01:05:15,017 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && 0bv32 == index) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && unknown-#memory_int-unknown[head][head] == 3bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && expected == 3bv32) && !~bvsgt32(index, 0bv32)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && (0bv32 == i || (~bvslt32(i, len) && ~bvsgt32(i, 0bv32)))) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || (((((((((((((((0bv32 == head && 0bv32 == i) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && 0bv32 == index) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && expected == unknown-#memory_int-unknown[head][0bv32]) && 1bv1 == \valid[head]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32)) || (((((((((((((((((0bv32 == head && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && expected == 3bv32) && !~bvsgt32(index, 0bv32)) && 3bv32 == unknown-#memory_int-unknown[#memory_$Pointer$[head][4bv32]][#memory_$Pointer$[head][4bv32]]) && 1bv1 == \valid[head]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && (0bv32 == i || (~bvslt32(i, len) && ~bvsgt32(i, 0bv32)))) && 1bv32 == index) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) && !(#memory_$Pointer$[head][4bv32] == head)) [2020-11-30 01:05:15,018 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((3bv32 == \result && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && unknown-#memory_int-unknown[head][head] == 3bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && expected == 3bv32) && (((~bvslt32(i, len) && ~bvadd64(len, 4294967294bv32) == 0bv32) && 1bv32 == i) || ((0bv32 == i && ~bvslt32(i, len)) && ~bvadd64(len, 4294967294bv32) == 0bv32))) && !~bvsgt32(index, 0bv32)) && 1bv1 == \valid[head]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || ((((((((((((((((0bv32 == head && 0bv32 == i) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && 0bv32 == index) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && expected == \result) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && (((~bvslt32(i, len) && ~bvadd64(len, 4294967294bv32) == 0bv32) && 1bv32 == i) || ((0bv32 == i && ~bvslt32(i, len)) && ~bvadd64(len, 4294967294bv32) == 0bv32))) && !~bvsgt32(index, 0bv32)) && expected == unknown-#memory_int-unknown[head][0bv32]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(head == s)) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) [2020-11-30 01:05:15,044 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dfaf736d-0d76-4590-83a2-b156dcaafb47/bin/uautomizer/witness.graphml [2020-11-30 01:05:15,045 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:05:15,046 INFO L168 Benchmark]: Toolchain (without parser) took 50792.01 ms. Allocated memory was 50.3 MB in the beginning and 104.9 MB in the end (delta: 54.5 MB). Free memory was 26.5 MB in the beginning and 36.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 45.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:15,046 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:05:15,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.44 ms. Allocated memory was 50.3 MB in the beginning and 67.1 MB in the end (delta: 16.8 MB). Free memory was 26.3 MB in the beginning and 36.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:15,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.04 ms. Allocated memory is still 67.1 MB. Free memory was 36.7 MB in the beginning and 34.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:15,053 INFO L168 Benchmark]: Boogie Preprocessor took 39.71 ms. Allocated memory is still 67.1 MB. Free memory was 34.3 MB in the beginning and 32.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:05:15,053 INFO L168 Benchmark]: RCFGBuilder took 821.44 ms. Allocated memory is still 67.1 MB. Free memory was 32.5 MB in the beginning and 47.7 MB in the end (delta: -15.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:15,054 INFO L168 Benchmark]: TraceAbstraction took 49109.98 ms. Allocated memory was 67.1 MB in the beginning and 104.9 MB in the end (delta: 37.7 MB). Free memory was 47.1 MB in the beginning and 40.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 63.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:15,054 INFO L168 Benchmark]: Witness Printer took 79.19 ms. Allocated memory is still 104.9 MB. Free memory was 40.2 MB in the beginning and 36.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:15,057 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 676.44 ms. Allocated memory was 50.3 MB in the beginning and 67.1 MB in the end (delta: 16.8 MB). Free memory was 26.3 MB in the beginning and 36.7 MB in the end (delta: -10.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.04 ms. Allocated memory is still 67.1 MB. Free memory was 36.7 MB in the beginning and 34.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.71 ms. Allocated memory is still 67.1 MB. Free memory was 34.3 MB in the beginning and 32.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 821.44 ms. Allocated memory is still 67.1 MB. Free memory was 32.5 MB in the beginning and 47.7 MB in the end (delta: -15.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 49109.98 ms. Allocated memory was 67.1 MB in the beginning and 104.9 MB in the end (delta: 37.7 MB). Free memory was 47.1 MB in the beginning and 40.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 63.0 MB. Max. memory is 16.1 GB. * Witness Printer took 79.19 ms. Allocated memory is still 104.9 MB. Free memory was 40.2 MB in the beginning and 36.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant [2020-11-30 01:05:15,103 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,103 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,104 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,104 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,104 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((!(\result == #memory_$Pointer$[\result][4bv32]) && 1bv1 == \valid[head]) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32 - InvariantResult [Line: 618]: Loop Invariant [2020-11-30 01:05:15,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,105 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,108 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,108 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,108 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,108 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,111 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,111 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,111 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,112 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,112 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,112 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,112 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,112 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,113 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,113 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,113 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((((((!(\result == #memory_$Pointer$[\result][4bv32]) && 1bv1 == \valid[head]) && 0bv32 == i) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && s == 0bv32) || (((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && len == data) && s == head) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == s) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && 0bv32 == index) && s == 0bv32)) || ((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && 2bv32 == i) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && !(#memory_$Pointer$[s][~bvadd64(s, 4bv32)] == s)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) - InvariantResult [Line: 607]: Loop Invariant [2020-11-30 01:05:15,117 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,117 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,117 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,117 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,119 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,122 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,122 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,122 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,123 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,123 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,123 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,123 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,123 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,124 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,124 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,124 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && s == head) && head == s) && head == 0bv32) && \result == 0bv32) && 1bv32 == index) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || ((((((((((((((0bv32 == i && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && len == data) && s == head) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == s) && head == 0bv32) && \result == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(s == #memory_$Pointer$[s][4bv32])) && 0bv32 == index) && s == 0bv32)) || (((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && \result == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !(\result == #memory_$Pointer$[\result][4bv32])) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(head == s)) && 0bv32 == index) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 599]: Loop Invariant [2020-11-30 01:05:15,127 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,128 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,128 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,128 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,128 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,128 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,129 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,129 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,129 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,132 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,132 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,132 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((((((((((3bv32 == \result && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && unknown-#memory_int-unknown[head][head] == 3bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && expected == 3bv32) && (((~bvslt32(i, len) && ~bvadd64(len, 4294967294bv32) == 0bv32) && 1bv32 == i) || ((0bv32 == i && ~bvslt32(i, len)) && ~bvadd64(len, 4294967294bv32) == 0bv32))) && !~bvsgt32(index, 0bv32)) && 1bv1 == \valid[head]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || ((((((((((((((((0bv32 == head && 0bv32 == i) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && 0bv32 == index) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && expected == \result) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && (((~bvslt32(i, len) && ~bvadd64(len, 4294967294bv32) == 0bv32) && 1bv32 == i) || ((0bv32 == i && ~bvslt32(i, len)) && ~bvadd64(len, 4294967294bv32) == 0bv32))) && !~bvsgt32(index, 0bv32)) && expected == unknown-#memory_int-unknown[head][0bv32]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(head == s)) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant [2020-11-30 01:05:15,138 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvadd64(len, 4294967294bv32) == 0bv32) || (((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(#memory_$Pointer$[head][~bvadd64(head, 4bv32)] == head)) && head == 0bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32)) || ((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && ~bvsgt32(len, 0bv32)) - InvariantResult [Line: 600]: Loop Invariant [2020-11-30 01:05:15,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,156 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,156 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,156 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,156 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,157 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,157 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,157 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,157 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,157 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,158 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,158 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,158 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,158 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,158 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,159 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,159 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,159 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,159 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && 0bv32 == index) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && unknown-#memory_int-unknown[head][head] == 3bv32) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && expected == 3bv32) && !~bvsgt32(index, 0bv32)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && (0bv32 == i || (~bvslt32(i, len) && ~bvsgt32(i, 0bv32)))) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || (((((((((((((((0bv32 == head && 0bv32 == i) && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && 0bv32 == index) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && expected == unknown-#memory_int-unknown[head][0bv32]) && 1bv1 == \valid[head]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && len == unknown-#memory_int-unknown[s][s]) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32)) || (((((((((((((((((0bv32 == head && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && expected == 3bv32) && !~bvsgt32(index, 0bv32)) && 3bv32 == unknown-#memory_int-unknown[#memory_$Pointer$[head][4bv32]][#memory_$Pointer$[head][4bv32]]) && 1bv1 == \valid[head]) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && (0bv32 == i || (~bvslt32(i, len) && ~bvsgt32(i, 0bv32)))) && 1bv32 == index) && ~bvadd64(len, 4294967294bv32) == 0bv32) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && !(s == #memory_$Pointer$[s][4bv32])) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) && !(#memory_$Pointer$[head][4bv32] == head)) - InvariantResult [Line: 622]: Loop Invariant [2020-11-30 01:05:15,165 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,165 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,165 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,166 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,166 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,166 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,166 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,166 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,167 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,170 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,170 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,170 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,170 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-30 01:05:15,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-30 01:05:15,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,173 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,174 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-30 01:05:15,174 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-30 01:05:15,174 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((((((((((~bvadd64(\valid[temp], 1bv1) == 0bv1 && 0bv32 == index) && !~bvsgt32(index, 0bv32)) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && 1bv32 == i) && !~bvsgt32(index, 0bv32)) && !(#memory_$Pointer$[s][~bvadd64(s, 4bv32)] == s)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvsgt32(i, 0bv32)) || (0bv32 == i && ~bvadd64(len, 4294967294bv32) == 0bv32))) && ~bvsgt32(i, 0bv32)) && ~bvadd64(len, 1bv32) == data) && s == 0bv32) || ((((((((((((0bv32 == i && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && !~bvsgt32(index, 0bv32)) && ~bvadd64(len, 1bv32) == unknown-#memory_int-unknown[#memory_$Pointer$[s][~bvadd64(s, 4bv32)]][#memory_$Pointer$[s][~bvadd64(s, 4bv32)]]) && 1bv1 == \valid[head]) && len == unknown-#memory_int-unknown[s][s]) && head == #memory_$Pointer$[s][~bvadd64(s, 4bv32)]) && ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvsgt32(i, 0bv32)) || (0bv32 == i && ~bvadd64(len, 4294967294bv32) == 0bv32))) && !(head == s)) && ~bvadd64(len, 1bv32) == data) && s == 0bv32)) || (((((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && 2bv32 == i) && !~bvsgt32(index, 0bv32)) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ((~bvadd64(len, 4294967294bv32) == 0bv32 && ~bvsgt32(i, 0bv32)) || (0bv32 == i && ~bvadd64(len, 4294967294bv32) == 0bv32))) && ~bvsgt32(i, 0bv32)) && !~bvsgt32(index, 0bv32)) - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: ((((((((1bv1 == \valid[head] && ~bvadd64(\valid[temp], 1bv1) == 0bv1) && !(head == \result)) && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && !(temp == head)) && ~bvsgt32(len, 0bv32)) && 0bv32 == temp) && 0bv32 == \result) || (((~bvadd64(\valid[temp], 1bv1) == 0bv1 && ~bvadd64(\valid[\result], 1bv1) == 0bv1) && ~bvadd64(len, 4294967294bv32) == 0bv32) && ~bvadd64(len, 4294967294bv32) == 0bv32) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 44.2s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 10.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 288 SDtfs, 986 SDslu, 1195 SDs, 0 SdLazy, 1471 SolverSat, 272 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 748 GetRequests, 571 SyntacticMatches, 2 SemanticMatches, 175 ConstructedPredicates, 2 IntricatePredicates, 2 DeprecatedPredicates, 1121 ImplicationChecksByTransitivity, 31.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 153 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 32 NumberOfFragments, 1564 HoareAnnotationTreeSize, 12 FomulaSimplifications, 27426 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 12 FomulaSimplificationsInter, 12974 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 29.3s InterpolantComputationTime, 355 NumberOfCodeBlocks, 354 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 688 ConstructedInterpolants, 20 QuantifiedInterpolants, 117249 SizeOfPredicates, 114 NumberOfNonLiveVariables, 1353 ConjunctsInSsa, 140 ConjunctsInUnsatCore, 22 InterpolantComputations, 8 PerfectInterpolantSequences, 236/340 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 proved your program to be correct! Received shutdown request...