./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3296e44e2ada4db375cf31b8823cddd76a460f7b ............................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:54:59,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:54:59,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:54:59,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:54:59,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:54:59,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:54:59,066 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:54:59,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:54:59,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:54:59,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:54:59,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:54:59,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:54:59,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:54:59,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:54:59,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:54:59,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:54:59,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:54:59,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:54:59,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:54:59,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:54:59,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:54:59,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:54:59,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:54:59,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:54:59,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:54:59,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:54:59,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:54:59,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:54:59,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:54:59,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:54:59,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:54:59,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:54:59,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:54:59,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:54:59,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:54:59,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:54:59,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:54:59,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:54:59,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:54:59,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:54:59,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:54:59,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:54:59,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:54:59,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:54:59,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:54:59,141 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:54:59,141 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:54:59,141 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:54:59,142 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:54:59,142 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:54:59,142 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:54:59,142 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:54:59,142 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:54:59,142 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:54:59,143 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:54:59,143 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:54:59,143 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:54:59,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:54:59,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:54:59,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:54:59,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:54:59,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:54:59,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:54:59,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:54:59,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:54:59,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:54:59,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:54:59,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:54:59,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:54:59,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:54:59,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:54:59,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:54:59,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:54:59,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:54:59,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:54:59,147 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:54:59,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:54:59,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:54:59,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:54:59,147 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan 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 -> Taipan 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 -> 3296e44e2ada4db375cf31b8823cddd76a460f7b [2019-11-26 02:54:59,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:54:59,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:54:59,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:54:59,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:54:59,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:54:59,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2019-11-26 02:54:59,405 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/data/0a9c4a9c9/c0148085cb374a0c93190377b72bc42f/FLAGa00383a00 [2019-11-26 02:54:59,826 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:54:59,827 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2019-11-26 02:54:59,834 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/data/0a9c4a9c9/c0148085cb374a0c93190377b72bc42f/FLAGa00383a00 [2019-11-26 02:55:00,212 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/data/0a9c4a9c9/c0148085cb374a0c93190377b72bc42f [2019-11-26 02:55:00,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:55:00,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:55:00,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:55:00,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:55:00,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:55:00,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d96c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00, skipping insertion in model container [2019-11-26 02:55:00,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:55:00,259 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:55:00,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:55:00,563 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:55:00,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:55:00,615 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:55:00,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00 WrapperNode [2019-11-26 02:55:00,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:55:00,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:55:00,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:55:00,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:55:00,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:55:00,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:55:00,659 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:55:00,659 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:55:00,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... [2019-11-26 02:55:00,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:55:00,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:55:00,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:55:00,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:55:00,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/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 [2019-11-26 02:55:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:55:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:55:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:55:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:55:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:55:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:55:01,306 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:55:01,307 INFO L284 CfgBuilder]: Removed 30 assume(true) statements. [2019-11-26 02:55:01,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:01 BoogieIcfgContainer [2019-11-26 02:55:01,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:55:01,309 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:55:01,309 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:55:01,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:55:01,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:55:00" (1/3) ... [2019-11-26 02:55:01,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5944c1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:55:01, skipping insertion in model container [2019-11-26 02:55:01,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:55:00" (2/3) ... [2019-11-26 02:55:01,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5944c1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:55:01, skipping insertion in model container [2019-11-26 02:55:01,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:01" (3/3) ... [2019-11-26 02:55:01,315 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2019-11-26 02:55:01,322 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:55:01,328 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-26 02:55:01,336 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-26 02:55:01,355 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:55:01,356 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:55:01,356 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:55:01,356 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:55:01,356 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:55:01,356 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:55:01,356 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:55:01,357 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:55:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2019-11-26 02:55:01,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:55:01,375 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:01,376 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:01,376 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:01,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:01,382 INFO L82 PathProgramCache]: Analyzing trace with hash 101002033, now seen corresponding path program 1 times [2019-11-26 02:55:01,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:01,390 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241245401] [2019-11-26 02:55:01,390 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:01,543 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241245401] [2019-11-26 02:55:01,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:01,544 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:55:01,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516020739] [2019-11-26 02:55:01,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:55:01,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:01,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:55:01,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:55:01,565 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 4 states. [2019-11-26 02:55:01,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:01,726 INFO L93 Difference]: Finished difference Result 26 states and 36 transitions. [2019-11-26 02:55:01,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:55:01,728 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-26 02:55:01,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:01,737 INFO L225 Difference]: With dead ends: 26 [2019-11-26 02:55:01,737 INFO L226 Difference]: Without dead ends: 16 [2019-11-26 02:55:01,740 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-26 02:55:01,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-11-26 02:55:01,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2019-11-26 02:55:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-11-26 02:55:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 22 transitions. [2019-11-26 02:55:01,772 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 22 transitions. Word has length 8 [2019-11-26 02:55:01,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:01,772 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 22 transitions. [2019-11-26 02:55:01,773 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:55:01,773 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2019-11-26 02:55:01,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:55:01,773 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:01,774 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:01,774 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:01,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:01,774 INFO L82 PathProgramCache]: Analyzing trace with hash 1984932161, now seen corresponding path program 1 times [2019-11-26 02:55:01,775 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:01,775 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411166688] [2019-11-26 02:55:01,775 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:01,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:01,834 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411166688] [2019-11-26 02:55:01,834 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:01,834 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-26 02:55:01,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960711642] [2019-11-26 02:55:01,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:55:01,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:01,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:55:01,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:55:01,837 INFO L87 Difference]: Start difference. First operand 16 states and 22 transitions. Second operand 4 states. [2019-11-26 02:55:01,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:01,892 INFO L93 Difference]: Finished difference Result 22 states and 27 transitions. [2019-11-26 02:55:01,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:55:01,893 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-11-26 02:55:01,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:01,893 INFO L225 Difference]: With dead ends: 22 [2019-11-26 02:55:01,893 INFO L226 Difference]: Without dead ends: 16 [2019-11-26 02:55:01,894 INFO L630 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 [2019-11-26 02:55:01,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-11-26 02:55:01,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2019-11-26 02:55:01,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-11-26 02:55:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2019-11-26 02:55:01,899 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 21 transitions. Word has length 10 [2019-11-26 02:55:01,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:01,900 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 21 transitions. [2019-11-26 02:55:01,900 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:55:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2019-11-26 02:55:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:55:01,901 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:01,901 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:01,901 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:01,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:01,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1171390906, now seen corresponding path program 1 times [2019-11-26 02:55:01,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:01,902 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795464373] [2019-11-26 02:55:01,902 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:01,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:01,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795464373] [2019-11-26 02:55:01,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:01,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-26 02:55:01,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707022540] [2019-11-26 02:55:01,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-26 02:55:01,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:01,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-26 02:55:01,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-26 02:55:01,985 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. Second operand 4 states. [2019-11-26 02:55:02,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:02,022 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2019-11-26 02:55:02,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-26 02:55:02,023 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-26 02:55:02,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:02,024 INFO L225 Difference]: With dead ends: 23 [2019-11-26 02:55:02,024 INFO L226 Difference]: Without dead ends: 16 [2019-11-26 02:55:02,025 INFO L630 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 [2019-11-26 02:55:02,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-11-26 02:55:02,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2019-11-26 02:55:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-11-26 02:55:02,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2019-11-26 02:55:02,029 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 13 [2019-11-26 02:55:02,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:02,029 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2019-11-26 02:55:02,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-26 02:55:02,029 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2019-11-26 02:55:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:55:02,030 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:02,030 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:02,030 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:02,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:02,031 INFO L82 PathProgramCache]: Analyzing trace with hash 136580601, now seen corresponding path program 1 times [2019-11-26 02:55:02,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:02,031 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780889410] [2019-11-26 02:55:02,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:02,113 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780889410] [2019-11-26 02:55:02,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:02,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-26 02:55:02,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197198928] [2019-11-26 02:55:02,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:02,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:02,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:02,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:02,115 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. Second operand 3 states. [2019-11-26 02:55:02,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:02,124 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2019-11-26 02:55:02,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:02,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-26 02:55:02,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:02,126 INFO L225 Difference]: With dead ends: 16 [2019-11-26 02:55:02,126 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:55:02,126 INFO L630 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 [2019-11-26 02:55:02,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:55:02,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:55:02,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:55:02,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:55:02,127 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-26 02:55:02,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:02,127 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:55:02,128 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:55:02,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:55:02,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:55:02,216 INFO L440 ceAbstractionStarter]: At program point L97(lines 97 105) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~bus_info_ptr1~0.base)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0))) [2019-11-26 02:55:02,216 INFO L440 ceAbstractionStarter]: At program point L126(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0))) [2019-11-26 02:55:02,216 INFO L444 ceAbstractionStarter]: For program point L85(lines 85 88) no Hoare annotation was computed. [2019-11-26 02:55:02,216 INFO L444 ceAbstractionStarter]: For program point L77(lines 77 80) no Hoare annotation was computed. [2019-11-26 02:55:02,216 INFO L444 ceAbstractionStarter]: For program point L135(lines 135 136) no Hoare annotation was computed. [2019-11-26 02:55:02,216 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-26 02:55:02,217 INFO L440 ceAbstractionStarter]: At program point L-1-2(line -1) the Hoare annotation is: (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) [2019-11-26 02:55:02,217 INFO L440 ceAbstractionStarter]: At program point L-1-5(line -1) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0))) [2019-11-26 02:55:02,217 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2019-11-26 02:55:02,217 INFO L440 ceAbstractionStarter]: At program point L-1-8(line -1) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0))) [2019-11-26 02:55:02,217 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 120) no Hoare annotation was computed. [2019-11-26 02:55:02,217 INFO L440 ceAbstractionStarter]: At program point L115(lines 115 116) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0))) [2019-11-26 02:55:02,218 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-26 02:55:02,218 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:55:02,218 INFO L440 ceAbstractionStarter]: At program point L120(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0))) [2019-11-26 02:55:02,218 INFO L444 ceAbstractionStarter]: For program point L133(lines 133 137) no Hoare annotation was computed. [2019-11-26 02:55:02,218 INFO L444 ceAbstractionStarter]: For program point L6(line 6) no Hoare annotation was computed. [2019-11-26 02:55:02,218 INFO L440 ceAbstractionStarter]: At program point L130(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0))) [2019-11-26 02:55:02,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:55:02 BoogieIcfgContainer [2019-11-26 02:55:02,250 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:55:02,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:55:02,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:55:02,253 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:55:02,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:01" (3/4) ... [2019-11-26 02:55:02,257 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:55:02,266 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2019-11-26 02:55:02,266 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:55:02,267 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:55:02,336 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b10012f9-97ab-446d-969c-b4172ba48c89/bin/utaipan/witness.graphml [2019-11-26 02:55:02,340 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:55:02,342 INFO L168 Benchmark]: Toolchain (without parser) took 2126.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 950.1 MB in the beginning and 1.0 GB in the end (delta: -80.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:02,343 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:55:02,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:02,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.22 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:02,344 INFO L168 Benchmark]: Boogie Preprocessor took 29.22 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. [2019-11-26 02:55:02,345 INFO L168 Benchmark]: RCFGBuilder took 620.36 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: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:02,345 INFO L168 Benchmark]: TraceAbstraction took 941.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.5 MB). Peak memory consumption was 64.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:02,345 INFO L168 Benchmark]: Witness Printer took 88.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:02,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 396.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -195.3 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.22 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.22 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 620.36 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: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 941.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 64.5 MB). Peak memory consumption was 64.5 MB. Max. memory is 11.5 GB. * Witness Printer took 88.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: 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: -1]: Loop Invariant Derived loop invariant: !(0 == hp_slot_ptr) && !(calloc(1, size) == 0) - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: ((!(0 == hp_slot_ptr) && !(0 == bus_info_ptr1)) && !(calloc(1, size) == 0)) && !(tmp_slot == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(tmp_slot == 0) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: !(calloc(1, size) == 0) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: ((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 1 error locations. Result: SAFE, OverallTime: 0.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 65 SDtfs, 95 SDslu, 26 SDs, 0 SdLazy, 27 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 11 NumberOfFragments, 107 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 682 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...