./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6ff697c57265298ce2261966fa58c440777fc865 ......................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:33:48,450 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:33:48,451 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:33:48,457 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:33:48,457 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:33:48,457 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:33:48,458 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:33:48,459 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:33:48,459 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:33:48,460 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:33:48,460 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:33:48,460 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:33:48,461 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:33:48,461 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:33:48,462 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:33:48,462 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:33:48,463 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:33:48,463 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:33:48,464 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:33:48,465 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:33:48,465 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:33:48,466 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:33:48,467 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:33:48,467 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:33:48,467 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:33:48,467 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:33:48,468 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:33:48,468 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:33:48,469 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:33:48,469 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:33:48,469 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:33:48,470 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:33:48,470 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:33:48,470 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:33:48,470 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:33:48,471 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:33:48,471 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-12-09 00:33:48,478 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:33:48,478 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:33:48,478 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:33:48,478 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:33:48,479 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:33:48,479 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:33:48,479 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:33:48,479 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 00:33:48,479 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:33:48,479 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:33:48,479 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:33:48,479 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:33:48,479 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:33:48,480 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-12-09 00:33:48,480 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:33:48,480 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:33:48,480 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:33:48,480 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:33:48,480 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:33:48,480 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:33:48,480 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:33:48,480 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:33:48,480 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:33:48,481 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:33:48,481 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:33:48,481 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:33:48,481 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:33:48,481 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:33:48,481 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_d22177da-660f-4f0a-9c99-f2453652cdd7/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ff697c57265298ce2261966fa58c440777fc865 [2018-12-09 00:33:48,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:33:48,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:33:48,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:33:48,507 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:33:48,507 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:33:48,507 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c [2018-12-09 00:33:48,542 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/data/4214513e1/661c4e2a64d24545a9c61d5a8bda558b/FLAGbc352fe98 [2018-12-09 00:33:48,851 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:33:48,852 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c [2018-12-09 00:33:48,857 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/data/4214513e1/661c4e2a64d24545a9c61d5a8bda558b/FLAGbc352fe98 [2018-12-09 00:33:49,272 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/data/4214513e1/661c4e2a64d24545a9c61d5a8bda558b [2018-12-09 00:33:49,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:33:49,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:33:49,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:33:49,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:33:49,281 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:33:49,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60ff7dc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49, skipping insertion in model container [2018-12-09 00:33:49,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:33:49,304 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:33:49,395 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:33:49,397 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:33:49,408 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:33:49,415 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:33:49,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49 WrapperNode [2018-12-09 00:33:49,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:33:49,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:33:49,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:33:49,416 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:33:49,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:33:49,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:33:49,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:33:49,435 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:33:49,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:33:49,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:33:49,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:33:49,447 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:33:49,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:33:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/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 [2018-12-09 00:33:49,508 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2018-12-09 00:33:49,509 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2018-12-09 00:33:49,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:33:49,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:33:49,753 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:33:49,754 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-09 00:33:49,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:33:49 BoogieIcfgContainer [2018-12-09 00:33:49,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:33:49,754 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:33:49,754 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:33:49,761 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:33:49,761 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:33:49" (1/1) ... [2018-12-09 00:33:49,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:33:49,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2018-12-09 00:33:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2018-12-09 00:33:49,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-09 00:33:49,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:49,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:49,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2018-12-09 00:33:49,886 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2018-12-09 00:33:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-09 00:33:49,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:49,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:49,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:49,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2018-12-09 00:33:49,919 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2018-12-09 00:33:49,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 00:33:49,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:49,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2018-12-09 00:33:49,947 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2018-12-09 00:33:49,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 00:33:49,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:49,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2018-12-09 00:33:50,070 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2018-12-09 00:33:50,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 00:33:50,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2018-12-09 00:33:50,123 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2018-12-09 00:33:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 00:33:50,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 123 transitions. [2018-12-09 00:33:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2018-12-09 00:33:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 00:33:50,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2018-12-09 00:33:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2018-12-09 00:33:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:33:50,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 114 transitions. [2018-12-09 00:33:50,288 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2018-12-09 00:33:50,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:33:50,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 66 states and 110 transitions. [2018-12-09 00:33:50,320 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2018-12-09 00:33:50,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:33:50,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 106 transitions. [2018-12-09 00:33:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2018-12-09 00:33:50,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:33:50,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 60 states and 99 transitions. [2018-12-09 00:33:50,365 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2018-12-09 00:33:50,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 00:33:50,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 107 transitions. [2018-12-09 00:33:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2018-12-09 00:33:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 00:33:50,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 123 transitions. [2018-12-09 00:33:50,552 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2018-12-09 00:33:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 00:33:50,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 82 states and 145 transitions. [2018-12-09 00:33:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2018-12-09 00:33:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 00:33:50,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 160 transitions. [2018-12-09 00:33:50,749 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 160 transitions. [2018-12-09 00:33:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 92 states and 162 transitions. [2018-12-09 00:33:50,778 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 162 transitions. [2018-12-09 00:33:50,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,779 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 94 states and 164 transitions. [2018-12-09 00:33:50,811 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 164 transitions. [2018-12-09 00:33:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 96 states and 166 transitions. [2018-12-09 00:33:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2018-12-09 00:33:50,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 98 states and 168 transitions. [2018-12-09 00:33:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2018-12-09 00:33:50,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 100 states and 174 transitions. [2018-12-09 00:33:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 174 transitions. [2018-12-09 00:33:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 102 states and 176 transitions. [2018-12-09 00:33:50,916 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2018-12-09 00:33:50,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 178 transitions. [2018-12-09 00:33:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2018-12-09 00:33:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:50,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:50,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:50,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 106 states and 180 transitions. [2018-12-09 00:33:50,957 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 180 transitions. [2018-12-09 00:33:50,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:33:50,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 109 states and 188 transitions. [2018-12-09 00:33:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2018-12-09 00:33:51,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:33:51,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:51,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:33:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:51,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 186 transitions. [2018-12-09 00:33:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 186 transitions. [2018-12-09 00:33:51,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:51,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:33:51,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:33:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:33:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 188 transitions. [2018-12-09 00:33:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 188 transitions. [2018-12-09 00:33:51,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:33:51,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:33:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:33:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:33:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:33:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:33:51,372 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 27 iterations. [2018-12-09 00:33:51,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:33:51 ImpRootNode [2018-12-09 00:33:51,391 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:33:51,391 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:33:51,391 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:33:51,391 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:33:51,392 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:33:49" (3/4) ... [2018-12-09 00:33:51,394 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 00:33:51,429 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d22177da-660f-4f0a-9c99-f2453652cdd7/bin-2019/ukojak/witness.graphml [2018-12-09 00:33:51,429 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:33:51,430 INFO L168 Benchmark]: Toolchain (without parser) took 2154.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 952.2 MB in the beginning and 948.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 96.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:33:51,432 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:33:51,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 138.11 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:33:51,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.44 ms. Allocated memory is still 1.0 GB. Free memory is still 941.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:33:51,433 INFO L168 Benchmark]: Boogie Preprocessor took 12.54 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:33:51,433 INFO L168 Benchmark]: RCFGBuilder took 306.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -122.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:33:51,434 INFO L168 Benchmark]: CodeCheck took 1636.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 951.6 MB in the end (delta: 110.1 MB). Peak memory consumption was 110.1 MB. Max. memory is 11.5 GB. [2018-12-09 00:33:51,434 INFO L168 Benchmark]: Witness Printer took 38.38 ms. Allocated memory is still 1.1 GB. Free memory was 951.6 MB in the beginning and 948.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 00:33:51,437 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, 48 locations, 6 error locations. UNSAFE Result, 1.5s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 829693920 SDtfs, 950386090 SDslu, 1450664312 SDs, 0 SdLazy, 803229900 SolverSat, 202666026 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4097 GetRequests, 3783 SyntacticMatches, 246 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2070 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 424 NumberOfCodeBlocks, 424 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 380 ConstructedInterpolants, 0 QuantifiedInterpolants, 20442 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 24 PerfectInterpolantSequences, 1/5 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 - CounterExampleResult [Line: 81]: integer overflow possible integer overflow possible We found a FailurePath: [L53] int d = 1; [L54] int x = __VERIFIER_nondet_int(); [L56] COND TRUE __VERIFIER_nondet_int() [L57] EXPR d - 1 [L57] d = d - 1 [L61] COND FALSE !(__VERIFIER_nondet_int()) [L64] COND FALSE !(__VERIFIER_nondet_int()) [L67] COND FALSE !(__VERIFIER_nondet_int()) [L70] COND FALSE !(__VERIFIER_nondet_int()) [L76] COND TRUE __VERIFIER_nondet_int() [L77] EXPR d - 1 [L77] d = d - 1 [L80] COND TRUE x > 0 [L81] x - d * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 138.11 ms. Allocated memory is still 1.0 GB. Free memory was 952.2 MB in the beginning and 941.4 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.44 ms. Allocated memory is still 1.0 GB. Free memory is still 941.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.54 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 306.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 938.8 MB in the beginning and 1.1 GB in the end (delta: -122.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * CodeCheck took 1636.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 951.6 MB in the end (delta: 110.1 MB). Peak memory consumption was 110.1 MB. Max. memory is 11.5 GB. * Witness Printer took 38.38 ms. Allocated memory is still 1.1 GB. Free memory was 951.6 MB in the beginning and 948.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...