./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-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_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f .......................................................................................................................................................................................................................................... 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_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f ................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:31:44,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:31:44,468 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:31:44,474 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:31:44,474 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:31:44,475 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:31:44,476 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:31:44,477 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:31:44,478 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:31:44,479 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:31:44,479 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:31:44,479 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:31:44,480 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:31:44,481 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:31:44,481 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:31:44,482 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:31:44,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:31:44,484 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:31:44,485 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:31:44,486 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:31:44,487 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:31:44,487 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:31:44,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:31:44,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:31:44,489 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:31:44,490 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:31:44,491 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:31:44,491 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:31:44,492 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:31:44,493 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:31:44,493 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:31:44,493 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:31:44,493 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:31:44,494 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:31:44,494 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:31:44,494 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:31:44,494 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:31:44,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:31:44,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:31:44,505 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:31:44,506 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:31:44,506 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:31:44,506 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:31:44,506 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:31:44,506 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:31:44,507 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:31:44,508 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:31:44,508 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:31:44,508 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:31:44,508 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:31:44,508 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:31:44,508 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:31:44,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:31:44,508 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:31:44,509 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:31:44,509 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:31:44,509 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:31:44,509 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:31:44,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:31:44,509 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_8b81369b-0d93-4763-82e2-5fd014cf3495/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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2018-11-18 10:31:44,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:31:44,542 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:31:44,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:31:44,546 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:31:44,546 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:31:44,546 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-11-18 10:31:44,591 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/29061574a/26e3e4dac88d4804966d639f43b4fe6c/FLAGe95c61935 [2018-11-18 10:31:44,996 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:31:44,997 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-11-18 10:31:45,001 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/29061574a/26e3e4dac88d4804966d639f43b4fe6c/FLAGe95c61935 [2018-11-18 10:31:45,013 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/29061574a/26e3e4dac88d4804966d639f43b4fe6c [2018-11-18 10:31:45,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:31:45,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:31:45,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:31:45,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:31:45,021 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:31:45,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c74022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45, skipping insertion in model container [2018-11-18 10:31:45,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:31:45,048 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:31:45,169 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:31:45,171 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:31:45,185 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:31:45,199 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:31:45,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45 WrapperNode [2018-11-18 10:31:45,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:31:45,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:31:45,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:31:45,200 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:31:45,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:31:45,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:31:45,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:31:45,260 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:31:45,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:31:45,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:31:45,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:31:45,281 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:31:45,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/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 10:31:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 10:31:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:31:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 10:31:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:31:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:31:45,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:31:45,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:31:45,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:31:45,471 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:31:45,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:31:45 BoogieIcfgContainer [2018-11-18 10:31:45,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:31:45,472 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:31:45,472 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:31:45,478 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:31:45,479 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:31:45" (1/1) ... [2018-11-18 10:31:45,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:31:45,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:31:45,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-11-18 10:31:45,510 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-11-18 10:31:45,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 10:31:45,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:31:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:31:45,589 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 10:31:45,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:31:45,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-11-18 10:31:45,597 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-11-18 10:31:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 10:31:45,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:31:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:31:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:31:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:31:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:31:45,678 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 10:31:45,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:31:45 ImpRootNode [2018-11-18 10:31:45,695 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:31:45,696 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:31:45,696 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:31:45,696 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:31:45,696 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:31:45" (3/4) ... [2018-11-18 10:31:45,699 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 10:31:45,699 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:31:45,699 INFO L168 Benchmark]: Toolchain (without parser) took 683.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:45,700 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:31:45,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.97 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:45,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:45,702 INFO L168 Benchmark]: Boogie Preprocessor took 20.02 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:45,702 INFO L168 Benchmark]: RCFGBuilder took 191.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:45,703 INFO L168 Benchmark]: CodeCheck took 223.37 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:45,703 INFO L168 Benchmark]: Witness Printer took 3.20 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 10:31:45,705 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 1 procedures, 19 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 12 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 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: 52]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of bitwiseAnd at line 35. Possible FailurePath: [L47] double x = 0.0; [L48] CALL, EXPR fabs_double(x) [L26] __uint32_t high; [L28] FCALL ieee_double_shape_type gh_u; [L29] FCALL gh_u.value = (x) [L30] EXPR, FCALL gh_u.parts.msw [L30] (high) = gh_u.parts.msw [L31] COND FALSE !(0) [L33] FCALL ieee_double_shape_type sh_u; [L34] FCALL sh_u.value = (x) [L35] FCALL sh_u.parts.msw = (high & 0x7fffffff) [L36] EXPR, FCALL sh_u.value [L36] (x) = sh_u.value [L37] COND FALSE !(0) [L38] RET return x; [L48] EXPR fabs_double(x) [L48] double res = fabs_double(x); [L51] EXPR res == 0.0 && __signbit_double(res) == 0 [L51] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L52] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.97 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 945.8 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 60.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -191.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.02 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 191.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 223.37 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.20 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 10:31:47,152 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:31:47,153 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:31:47,160 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:31:47,160 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:31:47,161 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:31:47,162 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:31:47,163 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:31:47,164 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:31:47,165 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:31:47,165 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:31:47,166 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:31:47,166 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:31:47,167 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:31:47,168 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:31:47,168 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:31:47,169 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:31:47,170 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:31:47,171 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:31:47,172 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:31:47,173 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:31:47,174 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:31:47,175 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:31:47,176 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:31:47,176 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:31:47,176 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:31:47,177 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:31:47,178 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:31:47,178 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:31:47,179 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:31:47,179 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:31:47,180 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:31:47,180 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:31:47,180 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:31:47,180 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:31:47,181 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:31:47,181 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 10:31:47,192 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:31:47,192 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:31:47,192 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:31:47,193 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:31:47,193 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:31:47,193 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:31:47,193 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:31:47,193 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:31:47,194 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:31:47,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:31:47,195 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:31:47,195 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:31:47,195 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:31:47,195 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:31:47,195 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:31:47,195 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:31:47,195 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:31:47,196 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:31:47,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:31:47,196 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:31:47,196 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 10:31:47,196 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 10:31:47,196 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:31:47,196 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:31:47,196 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:31:47,197 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_8b81369b-0d93-4763-82e2-5fd014cf3495/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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2018-11-18 10:31:47,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:31:47,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:31:47,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:31:47,240 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:31:47,240 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:31:47,241 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-11-18 10:31:47,277 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/deb29f874/a60a638b8abb4c23bf251701e644f5db/FLAGe533c04be [2018-11-18 10:31:47,677 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:31:47,677 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/sv-benchmarks/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-11-18 10:31:47,681 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/deb29f874/a60a638b8abb4c23bf251701e644f5db/FLAGe533c04be [2018-11-18 10:31:47,690 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/data/deb29f874/a60a638b8abb4c23bf251701e644f5db [2018-11-18 10:31:47,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:31:47,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:31:47,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:31:47,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:31:47,697 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:31:47,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f61ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47, skipping insertion in model container [2018-11-18 10:31:47,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:31:47,719 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:31:47,835 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:31:47,838 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:31:47,855 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:31:47,872 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:31:47,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47 WrapperNode [2018-11-18 10:31:47,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:31:47,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:31:47,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:31:47,874 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:31:47,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:31:47,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:31:47,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:31:47,903 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:31:47,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... [2018-11-18 10:31:47,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:31:47,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:31:47,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:31:47,927 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:31:47,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:31:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/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 10:31:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 10:31:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 10:31:48,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:31:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 10:31:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:31:48,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:31:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 10:31:48,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:31:48,110 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:31:48,128 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:31:48,157 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 10:31:48,199 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:31:48,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:31:48 BoogieIcfgContainer [2018-11-18 10:31:48,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:31:48,200 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:31:48,200 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:31:48,209 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:31:48,210 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:31:48" (1/1) ... [2018-11-18 10:31:48,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:31:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:31:48,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2018-11-18 10:31:48,245 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2018-11-18 10:31:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 10:31:48,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:31:48,288 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:31:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:31:48,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:31:48,317 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 10:31:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:31:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2018-11-18 10:31:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2018-11-18 10:31:48,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 10:31:48,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:31:48,323 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:31:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:31:48,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:31:48,385 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,393 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 10:31:48,447 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,448 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,450 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2018-11-18 10:31:48,451 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,475 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 10:31:48,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-11-18 10:31:48,480 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,483 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,485 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,496 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 10:31:48,496 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:17 [2018-11-18 10:31:48,524 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-11-18 10:31:48,530 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 55 [2018-11-18 10:31:48,555 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-11-18 10:31:48,555 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,565 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,571 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,592 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-18 10:31:48,592 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:91, output treesize:52 [2018-11-18 10:31:48,635 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 10:31:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:31:48,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-11-18 10:31:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-11-18 10:31:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 10:31:48,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:31:48,781 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:31:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:31:48,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:31:48,795 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 10:31:48,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:31:48,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-11-18 10:31:48,800 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-11-18 10:31:48,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 10:31:48,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:31:48,801 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 10:31:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:31:48,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:31:48,835 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,835 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 10:31:48,870 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,871 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 29 [2018-11-18 10:31:48,871 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,885 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-18 10:31:48,889 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:48,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 5 [2018-11-18 10:31:48,891 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,893 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,896 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,907 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 10:31:48,909 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:45, output treesize:17 [2018-11-18 10:31:48,925 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-11-18 10:31:48,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 55 [2018-11-18 10:31:48,940 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-11-18 10:31:48,940 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,945 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,949 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:48,965 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-18 10:31:48,965 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:91, output treesize:52 [2018-11-18 10:31:49,014 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:49,014 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:49,015 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 10:31:49,057 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:49,058 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 29 [2018-11-18 10:31:49,058 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:49,073 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 10:31:49,076 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 10:31:49,076 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-18 10:31:49,077 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 10:31:49,080 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:49,082 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 10:31:49,086 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 10:31:49,086 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-11-18 10:31:49,118 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 10:31:49,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:31:49,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-11-18 10:31:49,505 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-11-18 10:31:49,506 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:31:49,506 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-18 10:31:49,513 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 10:31:49,544 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:31:49,549 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:31:49,549 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 10:31:49,550 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,550 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,551 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,551 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,551 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,551 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,551 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,552 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,552 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:31:49,552 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:31:49,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:31:49 ImpRootNode [2018-11-18 10:31:49,553 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:31:49,553 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:31:49,553 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:31:49,553 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:31:49,554 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:31:48" (3/4) ... [2018-11-18 10:31:49,556 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:31:49,563 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 10:31:49,563 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 10:31:49,563 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 10:31:49,563 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 10:31:49,579 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_q#valueAsBitvector_6 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_6[63:63], v_q#valueAsBitvector_6[62:52], v_q#valueAsBitvector_6[51:0]) == ~Pluszero~LONGDOUBLE() && v_q#valueAsBitvector_6[63:32] == msw) [2018-11-18 10:31:49,592 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8b81369b-0d93-4763-82e2-5fd014cf3495/bin-2019/ukojak/witness.graphml [2018-11-18 10:31:49,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:31:49,593 INFO L168 Benchmark]: Toolchain (without parser) took 1901.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 949.7 MB in the beginning and 965.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 102.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:49,594 INFO L168 Benchmark]: CDTParser took 0.13 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 10:31:49,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 179.67 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 10:31:49,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.10 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 10:31:49,595 INFO L168 Benchmark]: Boogie Preprocessor took 23.96 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 10:31:49,595 INFO L168 Benchmark]: RCFGBuilder took 272.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -152.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:49,595 INFO L168 Benchmark]: CodeCheck took 1352.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.5 MB in the end (delta: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:49,596 INFO L168 Benchmark]: Witness Printer took 39.63 ms. Allocated memory is still 1.1 GB. Free memory was 972.5 MB in the beginning and 965.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:31:49,597 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 1 procedures, 19 locations, 1 error locations. SAFE Result, 1.2s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 46 SDslu, 36 SDs, 0 SdLazy, 174 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 277 GetRequests, 256 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 6 QuantifiedInterpolants, 1471 SizeOfPredicates, 17 NumberOfNonLiveVariables, 140 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - PositiveResult [Line: 52]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant [2018-11-18 10:31:49,598 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,599 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,599 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,599 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,599 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,599 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,599 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] [2018-11-18 10:31:49,600 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] Derived loop invariant: (\exists v_q#valueAsBitvector_6 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_6[63:63], v_q#valueAsBitvector_6[62:52], v_q#valueAsBitvector_6[51:0]) == ~Pluszero~LONGDOUBLE() && v_q#valueAsBitvector_6[63:32] == msw) - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 179.67 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 29.10 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 23.96 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. * RCFGBuilder took 272.99 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -152.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * CodeCheck took 1352.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 972.5 MB in the end (delta: 113.9 MB). Peak memory consumption was 113.9 MB. Max. memory is 11.5 GB. * Witness Printer took 39.63 ms. Allocated memory is still 1.1 GB. Free memory was 972.5 MB in the beginning and 965.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_6,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...