./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1232b_false-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1232b_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 064927d7c1e3d8158c8524deee46f65d988c7936 ........................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1232b_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 064927d7c1e3d8158c8524deee46f65d988c7936 .......................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 25 --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:24:25,793 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:24:25,794 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:24:25,802 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:24:25,802 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:24:25,803 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:24:25,803 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:24:25,805 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:24:25,806 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:24:25,806 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:24:25,807 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:24:25,807 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:24:25,807 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:24:25,808 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:24:25,809 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:24:25,809 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:24:25,810 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:24:25,811 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:24:25,812 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:24:25,813 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:24:25,813 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:24:25,814 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:24:25,815 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:24:25,816 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:24:25,816 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:24:25,816 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:24:25,817 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:24:25,817 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:24:25,818 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:24:25,818 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:24:25,819 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:24:25,819 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:24:25,819 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:24:25,819 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:24:25,820 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:24:25,820 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:24:25,821 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:24:25,829 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:24:25,829 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:24:25,830 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:24:25,830 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:24:25,831 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:24:25,831 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:24:25,831 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:24:25,831 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:24:25,831 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:24:25,831 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:24:25,831 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:24:25,832 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:24:25,832 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:24:25,832 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:24:25,832 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:24:25,832 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:24:25,832 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:24:25,832 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:24:25,832 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:24:25,833 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:24:25,833 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:24:25,833 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:24:25,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:24:25,833 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:24:25,833 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:24:25,833 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:24:25,834 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:24:25,834 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:24:25,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:24:25,834 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak 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 -> Kojak 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 -> 064927d7c1e3d8158c8524deee46f65d988c7936 [2018-11-18 11:24:25,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:24:25,865 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:24:25,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:24:25,869 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:24:25,869 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:24:25,870 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1232b_false-unreach-call.c [2018-11-18 11:24:25,914 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/ff55879ff/99babf0be4584f22acf4814843c4adfc/FLAG96d26747c [2018-11-18 11:24:26,308 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:24:26,308 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/sv-benchmarks/c/float-newlib/double_req_bl_1232b_false-unreach-call.c [2018-11-18 11:24:26,312 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/ff55879ff/99babf0be4584f22acf4814843c4adfc/FLAG96d26747c [2018-11-18 11:24:26,320 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/ff55879ff/99babf0be4584f22acf4814843c4adfc [2018-11-18 11:24:26,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:24:26,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:24:26,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:24:26,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:24:26,325 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:24:26,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3bfeb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26, skipping insertion in model container [2018-11-18 11:24:26,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:24:26,346 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:24:26,460 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:24:26,462 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:24:26,478 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:24:26,492 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:24:26,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26 WrapperNode [2018-11-18 11:24:26,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:24:26,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:24:26,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:24:26,493 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:24:26,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:24:26,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:24:26,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:24:26,516 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:24:26,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:24:26,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:24:26,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:24:26,574 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:24:26,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 11:24:26,616 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-18 11:24:26,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-18 11:24:26,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 11:24:26,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:24:26,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:24:26,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:24:26,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 11:24:26,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:24:26,943 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:24:26,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:24:26 BoogieIcfgContainer [2018-11-18 11:24:26,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:24:26,944 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:24:26,944 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:24:26,953 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:24:26,953 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:24:26" (1/1) ... [2018-11-18 11:24:26,962 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:24:26,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-11-18 11:24:26,984 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-11-18 11:24:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 11:24:26,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:27,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-11-18 11:24:27,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-11-18 11:24:27,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 11:24:27,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:24:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:24:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:24:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:24:27,156 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 11:24:27,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:24:27 ImpRootNode [2018-11-18 11:24:27,180 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:24:27,181 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:24:27,181 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:24:27,181 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:24:27,181 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:24:26" (3/4) ... [2018-11-18 11:24:27,185 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 11:24:27,185 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:24:27,186 INFO L168 Benchmark]: Toolchain (without parser) took 863.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -145.7 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:27,187 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:24:27,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 940.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:27,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.62 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:24:27,189 INFO L168 Benchmark]: Boogie Preprocessor took 57.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 940.3 MB in the beginning and 1.2 GB in the end (delta: -213.3 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:27,189 INFO L168 Benchmark]: RCFGBuilder took 369.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:27,190 INFO L168 Benchmark]: CodeCheck took 236.34 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: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:27,190 INFO L168 Benchmark]: Witness Printer took 4.54 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. [2018-11-18 11:24:27,194 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 31 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someUnaryDOUBLEoperation at line 74. Possible FailurePath: [L74] double x = -0.0; [L75] double y = 0.0; [L76] CALL, EXPR fmin_double(x, y) [L46] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=1] [L19] __uint32_t msw, lsw; VAL [\old(x)=1, x=1] [L22] FCALL ieee_double_shape_type ew_u; [L23] FCALL ew_u.value = (x) [L24] EXPR, FCALL ew_u.parts.msw [L24] (msw) = ew_u.parts.msw [L25] EXPR, FCALL ew_u.parts.lsw [L25] (lsw) = ew_u.parts.lsw [L26] COND FALSE !(0) VAL [\old(x)=1, lsw=1, msw=2146435072, x=1] [L28-L29] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L31-L32] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L34-L35] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L38-L39] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L42] RET return 0; [L46] EXPR __fpclassify_double(x) [L46] COND TRUE __fpclassify_double(x) == 0 [L47] RET return y; [L76] EXPR fmin_double(x, y) [L76] double res = fmin_double(x, y); [L79] EXPR res == -0.0 && __signbit_double(res) == 1 [L79] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L80] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 169.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.7 MB in the beginning and 940.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.62 ms. Allocated memory is still 1.0 GB. Free memory is still 940.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 940.3 MB in the beginning and 1.2 GB in the end (delta: -213.3 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 369.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. * CodeCheck took 236.34 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: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.54 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 11:24:28,624 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:24:28,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:24:28,634 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:24:28,634 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:24:28,635 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:24:28,636 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:24:28,637 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:24:28,638 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:24:28,639 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:24:28,639 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:24:28,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:24:28,641 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:24:28,641 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:24:28,642 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:24:28,643 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:24:28,643 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:24:28,645 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:24:28,646 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:24:28,647 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:24:28,648 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:24:28,649 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:24:28,651 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:24:28,651 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:24:28,651 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:24:28,652 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:24:28,653 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:24:28,653 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:24:28,654 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:24:28,655 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:24:28,655 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:24:28,656 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:24:28,656 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:24:28,656 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:24:28,657 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:24:28,657 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:24:28,657 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 11:24:28,668 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:24:28,668 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:24:28,669 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:24:28,669 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:24:28,670 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:24:28,670 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:24:28,670 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:24:28,670 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:24:28,670 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:24:28,670 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:24:28,670 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:24:28,671 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:24:28,671 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:24:28,671 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 11:24:28,671 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 11:24:28,671 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:24:28,671 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:24:28,671 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:24:28,672 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:24:28,672 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:24:28,672 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:24:28,672 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:24:28,672 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:24:28,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:24:28,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:24:28,673 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:24:28,673 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:24:28,673 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 11:24:28,673 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 11:24:28,673 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:24:28,673 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 11:24:28,673 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 11:24:28,674 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak 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 -> Kojak 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 -> 064927d7c1e3d8158c8524deee46f65d988c7936 [2018-11-18 11:24:28,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:24:28,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:24:28,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:24:28,714 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:24:28,714 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:24:28,715 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1232b_false-unreach-call.c [2018-11-18 11:24:28,757 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/c2c35d764/7632a20331fe4c318c7437c369c3de2c/FLAGbe4f9dc5b [2018-11-18 11:24:29,061 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:24:29,061 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/sv-benchmarks/c/float-newlib/double_req_bl_1232b_false-unreach-call.c [2018-11-18 11:24:29,065 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/c2c35d764/7632a20331fe4c318c7437c369c3de2c/FLAGbe4f9dc5b [2018-11-18 11:24:29,074 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/data/c2c35d764/7632a20331fe4c318c7437c369c3de2c [2018-11-18 11:24:29,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:24:29,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:24:29,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:24:29,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:24:29,081 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:24:29,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c1c7639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29, skipping insertion in model container [2018-11-18 11:24:29,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:24:29,102 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:24:29,220 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:24:29,224 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:24:29,244 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:24:29,262 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:24:29,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29 WrapperNode [2018-11-18 11:24:29,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:24:29,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:24:29,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:24:29,263 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:24:29,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:24:29,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:24:29,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:24:29,290 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:24:29,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:24:29,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:24:29,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:24:29,357 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:24:29,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:24:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee80546f-24b5-4283-be02-64181e2d1704/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 11:24:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 11:24:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-11-18 11:24:29,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-11-18 11:24:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 11:24:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 11:24:29,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:24:29,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:24:29,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 11:24:29,495 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:24:29,588 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 11:24:29,721 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:24:29,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:24:29 BoogieIcfgContainer [2018-11-18 11:24:29,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:24:29,723 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:24:29,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:24:29,729 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:24:29,729 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:24:29" (1/1) ... [2018-11-18 11:24:29,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:24:29,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:29,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-18 11:24:29,760 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-18 11:24:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 11:24:29,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:29,796 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:24:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:29,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:24:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:29,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-11-18 11:24:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-11-18 11:24:29,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 11:24:29,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:29,836 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:24:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:29,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:24:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:29,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2018-11-18 11:24:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-18 11:24:29,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 11:24:29,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:29,975 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:24:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:29,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:24:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:24:29,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:24:29,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2018-11-18 11:24:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-18 11:24:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 11:24:30,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:24:30,000 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 11:24:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:24:30,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:24:30,091 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:24:30,091 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:24:30,096 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:24:30,097 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:24:30,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-11-18 11:24:30,177 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 11:24:30,178 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimCell_1 term size 25 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 11:24:30,180 INFO L168 Benchmark]: Toolchain (without parser) took 1103.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -90.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:30,182 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:24:30,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.39 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:30,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.10 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:24:30,183 INFO L168 Benchmark]: Boogie Preprocessor took 66.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:30,184 INFO L168 Benchmark]: RCFGBuilder took 365.28 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:30,184 INFO L168 Benchmark]: CodeCheck took 457.25 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: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 11.5 GB. [2018-11-18 11:24:30,186 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 25 de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: var is still there: v_arrayElimCell_1 term size 25: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.39 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.10 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 365.28 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * CodeCheck took 457.25 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: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...