./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c -s /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f5bdb078d6ad5b90a3e716506f89d68a310f749 ................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c -s /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f5bdb078d6ad5b90a3e716506f89d68a310f749 ........................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:40,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:40,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:40,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:40,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:40,316 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:40,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:40,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:40,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:40,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:40,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:40,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:40,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:40,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:40,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:40,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:40,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:40,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:40,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:40,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:40,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:40,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:40,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:40,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:40,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:40,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:40,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:40,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:40,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:40,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:40,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:40,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:40,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:40,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:40,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:40,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:40,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:40,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:40,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:40,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:40,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:40,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:55:40,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:40,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:40,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:40,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:40,361 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:40,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:40,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:40,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:40,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:40,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:40,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:55:40,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:40,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:55:40,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:40,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:40,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:40,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:55:40,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:40,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:40,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:40,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:40,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:40,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:40,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:40,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:55:40,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:55:40,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:55:40,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:55:40,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/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(__VERIFIER_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 -> 7f5bdb078d6ad5b90a3e716506f89d68a310f749 [2019-10-22 08:55:40,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:40,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:40,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:40,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:40,421 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:40,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2019-10-22 08:55:40,476 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/1103715f3/8d132aca94fc49459b2dbe3208f6a4d9/FLAG9363485f5 [2019-10-22 08:55:40,837 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:40,838 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2019-10-22 08:55:40,842 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/1103715f3/8d132aca94fc49459b2dbe3208f6a4d9/FLAG9363485f5 [2019-10-22 08:55:40,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/1103715f3/8d132aca94fc49459b2dbe3208f6a4d9 [2019-10-22 08:55:40,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:40,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:40,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:40,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:40,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:40,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb01580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40, skipping insertion in model container [2019-10-22 08:55:40,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,868 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:40,881 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:41,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:41,012 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:41,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:41,126 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:41,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41 WrapperNode [2019-10-22 08:55:41,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:41,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:41,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:41,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:41,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:41,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:41,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:41,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:41,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... [2019-10-22 08:55:41,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:41,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:41,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:41,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:41,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/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 [2019-10-22 08:55:41,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:41,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:41,344 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:41,344 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:55:41,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:41 BoogieIcfgContainer [2019-10-22 08:55:41,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:41,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:41,347 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:41,349 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:41,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:40" (1/3) ... [2019-10-22 08:55:41,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f06ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:41, skipping insertion in model container [2019-10-22 08:55:41,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:41" (2/3) ... [2019-10-22 08:55:41,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f06ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:41, skipping insertion in model container [2019-10-22 08:55:41,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:41" (3/3) ... [2019-10-22 08:55:41,352 INFO L109 eAbstractionObserver]: Analyzing ICFG bin-suffix-5.c [2019-10-22 08:55:41,361 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:41,367 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:55:41,377 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:55:41,397 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:41,398 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:41,398 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:41,398 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:41,398 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:41,398 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:41,398 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:41,398 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2019-10-22 08:55:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-10-22 08:55:41,416 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:41,416 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-10-22 08:55:41,418 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:41,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:41,423 INFO L82 PathProgramCache]: Analyzing trace with hash 29954948, now seen corresponding path program 1 times [2019-10-22 08:55:41,431 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:41,432 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9805194] [2019-10-22 08:55:41,432 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:41,432 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:41,432 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:41,519 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9805194] [2019-10-22 08:55:41,519 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:41,519 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:55:41,520 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106395253] [2019-10-22 08:55:41,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:55:41,524 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:41,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:55:41,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:55:41,538 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 2 states. [2019-10-22 08:55:41,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:41,553 INFO L93 Difference]: Finished difference Result 19 states and 21 transitions. [2019-10-22 08:55:41,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:55:41,555 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2019-10-22 08:55:41,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:41,564 INFO L225 Difference]: With dead ends: 19 [2019-10-22 08:55:41,565 INFO L226 Difference]: Without dead ends: 7 [2019-10-22 08:55:41,568 INFO L600 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 [2019-10-22 08:55:41,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-10-22 08:55:41,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-10-22 08:55:41,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-10-22 08:55:41,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-10-22 08:55:41,597 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 5 [2019-10-22 08:55:41,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:41,598 INFO L462 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-10-22 08:55:41,598 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:55:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-10-22 08:55:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-10-22 08:55:41,598 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:41,599 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-10-22 08:55:41,599 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:41,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:41,599 INFO L82 PathProgramCache]: Analyzing trace with hash 921957070, now seen corresponding path program 1 times [2019-10-22 08:55:41,599 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:41,600 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397161734] [2019-10-22 08:55:41,600 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:41,600 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:41,600 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:41,644 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:41,645 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 08:55:41,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:41 BoogieIcfgContainer [2019-10-22 08:55:41,667 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:41,667 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:41,667 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:41,668 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:41,668 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:41" (3/4) ... [2019-10-22 08:55:41,671 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:55:41,671 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:41,673 INFO L168 Benchmark]: Toolchain (without parser) took 816.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -154.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:41,673 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:41,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -193.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:41,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:41,675 INFO L168 Benchmark]: Boogie Preprocessor took 16.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:41,676 INFO L168 Benchmark]: RCFGBuilder took 173.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:41,676 INFO L168 Benchmark]: TraceAbstraction took 320.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:41,676 INFO L168 Benchmark]: Witness Printer took 4.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:41,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 269.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -193.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.41 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 173.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 320.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 14. Possible FailurePath: [L10] unsigned int x = 5; [L11] COND FALSE !(__VERIFIER_nondet_int()) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 11 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:43,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:43,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:43,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:43,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:43,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:43,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:43,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:43,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:43,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:43,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:43,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:43,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:43,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:43,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:43,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:43,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:43,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:43,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:43,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:43,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:43,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:43,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:43,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:43,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:43,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:43,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:43,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:43,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:43,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:43,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:43,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:43,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:43,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:43,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:43,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:43,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:43,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:43,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:43,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:43,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:43,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:55:43,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:43,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:43,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:43,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:43,647 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:43,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:43,647 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:43,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:43,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:43,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:55:43,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:43,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:55:43,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:55:43,648 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:55:43,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:43,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:43,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:43,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:55:43,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:43,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:43,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:43,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:43,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:43,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:43,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:43,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:55:43,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:55:43,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:55:43,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:55:43,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:55:43,651 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/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(__VERIFIER_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 -> 7f5bdb078d6ad5b90a3e716506f89d68a310f749 [2019-10-22 08:55:43,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:43,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:43,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:43,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:43,698 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:43,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2019-10-22 08:55:43,740 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/1519bd63a/9349535d005e4197a35b3633e086a2f1/FLAG0e0502b9c [2019-10-22 08:55:44,137 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:44,137 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2019-10-22 08:55:44,143 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/1519bd63a/9349535d005e4197a35b3633e086a2f1/FLAG0e0502b9c [2019-10-22 08:55:44,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/data/1519bd63a/9349535d005e4197a35b3633e086a2f1 [2019-10-22 08:55:44,541 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:44,542 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:44,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:44,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:44,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:44,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@624d62cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44, skipping insertion in model container [2019-10-22 08:55:44,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,559 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:44,572 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:44,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:44,706 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:44,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:44,731 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:44,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44 WrapperNode [2019-10-22 08:55:44,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:44,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:44,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:44,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:44,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:44,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:44,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:44,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:44,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... [2019-10-22 08:55:44,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:44,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:44,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:44,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:44,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/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 [2019-10-22 08:55:44,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:44,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:44,991 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:44,991 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:55:44,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:44 BoogieIcfgContainer [2019-10-22 08:55:44,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:44,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:44,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:44,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:44,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:44" (1/3) ... [2019-10-22 08:55:44,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a51eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:44, skipping insertion in model container [2019-10-22 08:55:44,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:44" (2/3) ... [2019-10-22 08:55:44,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a51eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:44, skipping insertion in model container [2019-10-22 08:55:44,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:44" (3/3) ... [2019-10-22 08:55:44,998 INFO L109 eAbstractionObserver]: Analyzing ICFG bin-suffix-5.c [2019-10-22 08:55:45,004 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:45,008 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:55:45,017 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:55:45,035 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:45,035 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:45,035 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:45,035 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:45,035 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:45,035 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:45,036 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:45,036 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:45,045 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states. [2019-10-22 08:55:45,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-10-22 08:55:45,049 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:45,050 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-10-22 08:55:45,051 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:45,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:45,056 INFO L82 PathProgramCache]: Analyzing trace with hash 29805000, now seen corresponding path program 1 times [2019-10-22 08:55:45,065 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:55:45,066 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [771979293] [2019-10-22 08:55:45,066 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 08:55:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:45,108 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-22 08:55:45,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:55:45,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:45,179 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:55:45,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:45,227 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [771979293] [2019-10-22 08:55:45,228 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:45,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-10-22 08:55:45,228 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606701] [2019-10-22 08:55:45,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:55:45,233 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:55:45,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:55:45,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:55:45,243 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 6 states. [2019-10-22 08:55:45,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:45,301 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2019-10-22 08:55:45,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:55:45,302 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 5 [2019-10-22 08:55:45,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:45,309 INFO L225 Difference]: With dead ends: 23 [2019-10-22 08:55:45,309 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:55:45,312 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:45,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:55:45,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:55:45,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:55:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:55:45,330 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2019-10-22 08:55:45,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:45,330 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:55:45,331 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:55:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:55:45,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:55:45,532 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 08:55:45,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:55:45,656 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:55:45,657 INFO L439 ceAbstractionStarter]: At program point L15(lines 9 16) the Hoare annotation is: (and (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv5 32) (bvand (_ bv5 32) ULTIMATE.start_main_~x~0))) [2019-10-22 08:55:45,657 INFO L439 ceAbstractionStarter]: At program point L11-2(lines 11 13) the Hoare annotation is: (= (_ bv5 32) (bvand (_ bv5 32) ULTIMATE.start_main_~x~0)) [2019-10-22 08:55:45,657 INFO L443 ceAbstractionStarter]: For program point L11-3(lines 11 13) no Hoare annotation was computed. [2019-10-22 08:55:45,657 INFO L443 ceAbstractionStarter]: For program point L5(line 5) no Hoare annotation was computed. [2019-10-22 08:55:45,657 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2019-10-22 08:55:45,657 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:55:45,657 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:55:45,658 INFO L443 ceAbstractionStarter]: For program point L4(lines 4 6) no Hoare annotation was computed. [2019-10-22 08:55:45,658 INFO L439 ceAbstractionStarter]: At program point L4-2(lines 3 8) the Hoare annotation is: (and (= (bvadd ULTIMATE.start___VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv5 32) (bvand (_ bv5 32) ULTIMATE.start_main_~x~0))) [2019-10-22 08:55:45,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:45 BoogieIcfgContainer [2019-10-22 08:55:45,676 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:45,677 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:45,677 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:45,677 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:45,677 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:44" (3/4) ... [2019-10-22 08:55:45,681 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:55:45,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:55:45,691 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:55:45,728 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_236c8ca2-4cdf-46a2-b8cb-b7b73132d00d/bin/uautomizer/witness.graphml [2019-10-22 08:55:45,728 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:45,730 INFO L168 Benchmark]: Toolchain (without parser) took 1187.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -122.0 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:45,730 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:45,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.60 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 940.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:45,731 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:45,731 INFO L168 Benchmark]: Boogie Preprocessor took 20.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:45,732 INFO L168 Benchmark]: RCFGBuilder took 165.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:45,733 INFO L168 Benchmark]: TraceAbstraction took 683.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:45,733 INFO L168 Benchmark]: Witness Printer took 51.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:45,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.60 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 940.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -191.8 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 165.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 683.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. * Witness Printer took 51.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 9]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 && 5bv32 == ~bvand32(5bv32, x) - InvariantResult [Line: 3]: Loop Invariant Derived loop invariant: ~bvadd64(cond, 4294967295bv32) == 0bv32 && 5bv32 == ~bvand32(5bv32, x) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 5bv32 == ~bvand32(5bv32, x) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. Result: SAFE, OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 5 SDtfs, 26 SDslu, 6 SDs, 0 SdLazy, 7 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 8 NumberOfFragments, 27 HoareAnnotationTreeSize, 3 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 24 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 108 SizeOfPredicates, 3 NumberOfNonLiveVariables, 8 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...