./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/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 b39600b9df22c6d48a4a2c98275a4ced37851cc3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:15:32,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:15:32,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:15:32,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:15:32,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:15:32,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:15:32,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:15:32,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:15:32,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:15:32,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:15:32,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:15:32,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:15:32,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:15:32,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:15:32,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:15:32,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:15:32,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:15:32,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:15:32,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:15:32,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:15:32,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:15:32,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:15:32,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:15:32,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:15:32,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:15:32,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:15:32,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:15:32,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:15:32,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:15:32,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:15:32,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:15:32,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:15:32,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:15:32,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:15:32,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:15:32,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:15:32,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:15:32,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:15:32,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:15:32,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:15:32,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:15:32,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 05:15:32,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:15:32,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:15:32,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:15:32,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:15:32,268 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:15:32,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:15:32,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:15:32,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:15:32,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:15:32,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:15:32,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:15:32,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:15:32,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:15:32,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:15:32,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:15:32,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:15:32,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:15:32,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:15:32,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:15:32,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:15:32,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:15:32,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:15:32,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:15:32,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:15:32,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:15:32,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:15:32,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:15:32,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:15:32,272 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/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/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 -> b39600b9df22c6d48a4a2c98275a4ced37851cc3 [2019-11-20 05:15:32,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:15:32,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:15:32,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:15:32,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:15:32,476 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:15:32,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i [2019-11-20 05:15:32,544 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/data/92ace372d/844484b511de43cbb414d03bf5847f8f/FLAG611ca99b7 [2019-11-20 05:15:32,900 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:15:32,901 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i [2019-11-20 05:15:32,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/data/92ace372d/844484b511de43cbb414d03bf5847f8f/FLAG611ca99b7 [2019-11-20 05:15:33,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/data/92ace372d/844484b511de43cbb414d03bf5847f8f [2019-11-20 05:15:33,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:15:33,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:15:33,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:15:33,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:15:33,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:15:33,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c8b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33, skipping insertion in model container [2019-11-20 05:15:33,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,317 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:15:33,336 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:15:33,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:15:33,552 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:15:33,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:15:33,588 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:15:33,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33 WrapperNode [2019-11-20 05:15:33,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:15:33,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:15:33,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:15:33,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:15:33,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:15:33,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:15:33,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:15:33,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:15:33,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2019-11-20 05:15:33,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:15:33,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:15:33,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:15:33,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:15:33,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/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 [2019-11-20 05:15:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 05:15:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 05:15:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 05:15:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 05:15:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:15:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:15:34,072 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:15:34,072 INFO L285 CfgBuilder]: Removed 24 assume(true) statements. [2019-11-20 05:15:34,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:34 BoogieIcfgContainer [2019-11-20 05:15:34,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:15:34,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:15:34,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:15:34,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:15:34,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:15:33" (1/3) ... [2019-11-20 05:15:34,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3a441d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:15:34, skipping insertion in model container [2019-11-20 05:15:34,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (2/3) ... [2019-11-20 05:15:34,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c3a441d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:15:34, skipping insertion in model container [2019-11-20 05:15:34,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:34" (3/3) ... [2019-11-20 05:15:34,081 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.i [2019-11-20 05:15:34,090 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:15:34,095 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 05:15:34,102 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 05:15:34,120 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:15:34,121 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:15:34,121 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:15:34,121 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:15:34,121 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:15:34,122 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:15:34,122 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:15:34,122 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:15:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2019-11-20 05:15:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 05:15:34,141 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:15:34,142 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:15:34,142 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:15:34,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:15:34,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1398180523, now seen corresponding path program 1 times [2019-11-20 05:15:34,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:15:34,155 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835766208] [2019-11-20 05:15:34,156 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:15:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:34,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:15:34,329 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835766208] [2019-11-20 05:15:34,329 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:15:34,330 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 05:15:34,330 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075739128] [2019-11-20 05:15:34,334 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:15:34,334 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:15:34,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:15:34,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:15:34,348 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 5 states. [2019-11-20 05:15:34,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:15:34,435 INFO L93 Difference]: Finished difference Result 35 states and 43 transitions. [2019-11-20 05:15:34,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 05:15:34,437 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2019-11-20 05:15:34,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:15:34,446 INFO L225 Difference]: With dead ends: 35 [2019-11-20 05:15:34,446 INFO L226 Difference]: Without dead ends: 23 [2019-11-20 05:15:34,449 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-20 05:15:34,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-11-20 05:15:34,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-11-20 05:15:34,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-11-20 05:15:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2019-11-20 05:15:34,479 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 10 [2019-11-20 05:15:34,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:15:34,480 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2019-11-20 05:15:34,480 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:15:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2019-11-20 05:15:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 05:15:34,481 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:15:34,481 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:15:34,481 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:15:34,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:15:34,482 INFO L82 PathProgramCache]: Analyzing trace with hash -552110481, now seen corresponding path program 1 times [2019-11-20 05:15:34,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:15:34,482 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611930717] [2019-11-20 05:15:34,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:15:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:15:34,555 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611930717] [2019-11-20 05:15:34,556 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:15:34,556 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 05:15:34,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571395419] [2019-11-20 05:15:34,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 05:15:34,558 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:15:34,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 05:15:34,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:15:34,558 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 5 states. [2019-11-20 05:15:34,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:15:34,620 INFO L93 Difference]: Finished difference Result 29 states and 32 transitions. [2019-11-20 05:15:34,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 05:15:34,621 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-11-20 05:15:34,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:15:34,622 INFO L225 Difference]: With dead ends: 29 [2019-11-20 05:15:34,622 INFO L226 Difference]: Without dead ends: 23 [2019-11-20 05:15:34,623 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-20 05:15:34,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-11-20 05:15:34,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-11-20 05:15:34,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-11-20 05:15:34,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2019-11-20 05:15:34,628 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 13 [2019-11-20 05:15:34,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:15:34,628 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2019-11-20 05:15:34,628 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 05:15:34,628 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2019-11-20 05:15:34,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 05:15:34,629 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:15:34,629 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:15:34,629 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:15:34,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:15:34,630 INFO L82 PathProgramCache]: Analyzing trace with hash 639921467, now seen corresponding path program 1 times [2019-11-20 05:15:34,630 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:15:34,630 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337435962] [2019-11-20 05:15:34,630 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:15:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:15:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 05:15:34,724 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 05:15:34,724 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 05:15:34,737 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,738 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,739 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,739 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,745 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,745 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,746 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,746 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,747 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,747 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,748 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,748 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,748 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,749 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,750 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,750 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,751 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,751 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,752 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,752 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,753 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,753 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,754 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,754 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,755 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,755 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,756 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,756 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,757 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,757 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,758 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,758 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:15:34 BoogieIcfgContainer [2019-11-20 05:15:34,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:15:34,788 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:15:34,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:15:34,788 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:15:34,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:34" (3/4) ... [2019-11-20 05:15:34,790 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 05:15:34,792 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,792 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,792 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,792 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,793 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,793 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,793 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,795 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,797 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,797 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,797 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,797 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,797 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,798 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,798 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,798 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,802 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,804 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,804 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,809 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,809 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,809 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,810 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,810 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,810 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,811 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,811 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,811 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,813 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,816 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-20 05:15:34,874 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7951cc5e-1d56-4e22-8526-6ac2141ebb53/bin/uautomizer/witness.graphml [2019-11-20 05:15:34,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:15:34,876 INFO L168 Benchmark]: Toolchain (without parser) took 1571.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -99.5 MB). Peak memory consumption was 36.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:15:34,877 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:15:34,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 283.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:15:34,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.55 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:15:34,879 INFO L168 Benchmark]: Boogie Preprocessor took 25.45 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:15:34,879 INFO L168 Benchmark]: RCFGBuilder took 420.03 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:15:34,880 INFO L168 Benchmark]: TraceAbstraction took 712.84 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: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:15:34,880 INFO L168 Benchmark]: Witness Printer took 86.84 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:15:34,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 283.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.55 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.45 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 420.03 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 712.84 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: 51.1 MB). Peak memory consumption was 51.1 MB. Max. memory is 11.5 GB. * Witness Printer took 86.84 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L39] struct slot *tmp_slot; [L40] int used_tmp_slot = 0; [L41] int freed_tmp_slot = 1; VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L72] struct hotplug_slot *hp_slot_ptr; [L74] struct bus_info *bus_info_ptr1; [L75] int rc; [L46] return calloc(1, size); VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L77] hp_slot_ptr = kzalloc(sizeof(*hp_slot_ptr), 1) [L78] COND FALSE !(!hp_slot_ptr) [L82] hp_slot_ptr->b = 5 [L46] return calloc(1, size); VAL [freed_tmp_slot=1, tmp_slot={0:0}, used_tmp_slot=0] [L84] tmp_slot = kzalloc(sizeof(*tmp_slot), 1) [L86] COND FALSE !(!tmp_slot) [L91] used_tmp_slot = 0 [L92] freed_tmp_slot = 0 [L94] tmp_slot->a = 2 [L95] tmp_slot->b = 3 [L56] return __VERIFIER_nondet_pointer(); [L97] bus_info_ptr1 = ibmphp_find_same_bus_num() [L98] COND TRUE !bus_info_ptr1 [L99] rc = -3 VAL [freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L126] hp_slot_ptr->private [L49] COND FALSE !(p!=0 && p==tmp_slot) VAL [freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L131] return rc; VAL [freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L136] COND TRUE !used_tmp_slot VAL [freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L137] (freed_tmp_slot) ? (0) : __blast_assert () VAL [freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] [L6] __VERIFIER_error() VAL [freed_tmp_slot=0, tmp_slot={-2:0}, used_tmp_slot=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 26 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 41 SDtfs, 143 SDslu, 7 SDs, 0 SdLazy, 26 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 414 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 incorrect! Received shutdown request...