./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test24_false-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test24_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/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 45294379b83c6b60e0b0199955cdf7244f057430 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 16:22:50,514 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 16:22:50,515 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 16:22:50,521 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 16:22:50,521 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 16:22:50,521 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 16:22:50,522 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 16:22:50,523 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 16:22:50,524 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 16:22:50,524 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 16:22:50,524 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 16:22:50,524 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 16:22:50,525 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 16:22:50,525 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 16:22:50,526 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 16:22:50,526 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 16:22:50,527 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 16:22:50,528 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 16:22:50,528 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 16:22:50,529 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 16:22:50,530 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 16:22:50,530 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 16:22:50,531 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 16:22:50,531 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 16:22:50,532 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 16:22:50,532 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 16:22:50,532 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 16:22:50,533 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 16:22:50,533 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 16:22:50,534 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 16:22:50,534 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 16:22:50,534 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 16:22:50,534 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 16:22:50,535 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 16:22:50,535 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 16:22:50,535 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 16:22:50,536 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 16:22:50,542 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 16:22:50,543 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 16:22:50,543 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 16:22:50,543 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 16:22:50,544 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 16:22:50,544 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 16:22:50,544 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 16:22:50,545 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 16:22:50,545 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 16:22:50,545 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 16:22:50,545 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 16:22:50,546 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 16:22:50,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 16:22:50,546 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_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/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 -> 45294379b83c6b60e0b0199955cdf7244f057430 [2018-12-08 16:22:50,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 16:22:50,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 16:22:50,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 16:22:50,574 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 16:22:50,574 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 16:22:50,574 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test24_false-unreach-call.c [2018-12-08 16:22:50,611 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/data/a54f193f1/978bb6c6bea74a47a644978d68defae6/FLAGf3f710739 [2018-12-08 16:22:51,033 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 16:22:51,033 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/sv-benchmarks/c/ldv-regression/test24_false-unreach-call.c [2018-12-08 16:22:51,036 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/data/a54f193f1/978bb6c6bea74a47a644978d68defae6/FLAGf3f710739 [2018-12-08 16:22:51,044 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/data/a54f193f1/978bb6c6bea74a47a644978d68defae6 [2018-12-08 16:22:51,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 16:22:51,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 16:22:51,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 16:22:51,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 16:22:51,049 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 16:22:51,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16eade82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51, skipping insertion in model container [2018-12-08 16:22:51,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 16:22:51,064 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 16:22:51,154 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:22:51,159 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 16:22:51,169 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 16:22:51,178 INFO L195 MainTranslator]: Completed translation [2018-12-08 16:22:51,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51 WrapperNode [2018-12-08 16:22:51,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 16:22:51,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 16:22:51,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 16:22:51,179 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 16:22:51,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 16:22:51,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 16:22:51,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 16:22:51,200 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 16:22:51,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 16:22:51,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 16:22:51,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 16:22:51,247 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 16:22:51,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 04:22:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/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 [2018-12-08 16:22:51,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 16:22:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 16:22:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 16:22:51,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 16:22:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 16:22:51,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 16:22:51,419 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 16:22:51,419 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-08 16:22:51,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:22:51 BoogieIcfgContainer [2018-12-08 16:22:51,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 16:22:51,420 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 16:22:51,420 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 16:22:51,427 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 16:22:51,427 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:22:51" (1/1) ... [2018-12-08 16:22:51,433 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 16:22:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2018-12-08 16:22:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2018-12-08 16:22:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-08 16:22:51,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:51,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-12-08 16:22:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-12-08 16:22:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 16:22:51,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:51,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-12-08 16:22:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-12-08 16:22:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 16:22:51,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:51,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:51,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-12-08 16:22:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-12-08 16:22:51,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 16:22:51,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:51,734 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-12-08 16:22:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-12-08 16:22:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 16:22:51,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:51,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-12-08 16:22:51,839 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-12-08 16:22:51,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 16:22:51,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:51,866 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-12-08 16:22:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-12-08 16:22:51,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 16:22:51,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-08 16:22:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-08 16:22:52,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 16:22:52,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-12-08 16:22:52,071 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-12-08 16:22:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 16:22:52,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-08 16:22:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-08 16:22:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 16:22:52,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-08 16:22:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-08 16:22:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 16:22:52,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2018-12-08 16:22:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2018-12-08 16:22:52,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 16:22:52,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,421 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2018-12-08 16:22:52,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2018-12-08 16:22:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 16:22:52,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2018-12-08 16:22:52,577 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2018-12-08 16:22:52,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 16:22:52,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,627 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2018-12-08 16:22:52,695 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2018-12-08 16:22:52,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 16:22:52,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2018-12-08 16:22:52,794 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2018-12-08 16:22:52,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 16:22:52,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,835 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:52,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2018-12-08 16:22:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2018-12-08 16:22:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 16:22:52,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:52,942 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:53,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2018-12-08 16:22:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2018-12-08 16:22:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 16:22:53,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:53,050 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:53,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:53,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2018-12-08 16:22:53,120 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2018-12-08 16:22:53,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-08 16:22:53,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2018-12-08 16:22:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2018-12-08 16:22:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 16:22:53,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 16:22:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 16:22:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 16:22:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2018-12-08 16:22:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2018-12-08 16:22:53,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-08 16:22:53,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 16:22:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:22:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:22:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:23:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 16:23:00,821 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2018-12-08 16:23:00,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 04:23:00 ImpRootNode [2018-12-08 16:23:00,843 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 16:23:00,843 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 16:23:00,843 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 16:23:00,843 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 16:23:00,843 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 04:22:51" (3/4) ... [2018-12-08 16:23:00,845 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 16:23:00,891 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4ad0b66c-77cd-49f3-a68b-39b58bb31a7a/bin-2019/ukojak/witness.graphml [2018-12-08 16:23:00,891 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 16:23:00,891 INFO L168 Benchmark]: Toolchain (without parser) took 9845.37 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 954.4 MB in the beginning and 848.3 MB in the end (delta: 106.0 MB). Peak memory consumption was 202.5 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:00,892 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. [2018-12-08 16:23:00,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 131.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:00,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.53 ms. Allocated memory is still 1.0 GB. Free memory was 942.6 MB in the beginning and 939.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:00,893 INFO L168 Benchmark]: Boogie Preprocessor took 46.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:00,894 INFO L168 Benchmark]: RCFGBuilder took 172.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:00,894 INFO L168 Benchmark]: CodeCheck took 9422.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 851.8 MB in the end (delta: 225.5 MB). Peak memory consumption was 225.5 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:00,894 INFO L168 Benchmark]: Witness Printer took 48.14 ms. Allocated memory is still 1.1 GB. Free memory was 851.8 MB in the beginning and 848.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 16:23:00,896 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, 17 locations, 1 error locations. UNSAFE Result, 9.3s OverallTime, 21 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4718592 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 7864310 SolverSat, 5767162 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2474 GetRequests, 2225 SyntacticMatches, 171 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2299 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 377 NumberOfCodeBlocks, 377 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 329 ConstructedInterpolants, 0 QuantifiedInterpolants, 14355 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1330 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: 37]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] struct dummy ad1[20], *ad2; [L16] int i, j, *pa; [L17] j=0 [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND TRUE j<20 [L18] ad1[j].a = __VERIFIER_nondet_int() [L19] ad1[j].b = __VERIFIER_nondet_int() [L17] j++ [L17] COND FALSE !(j<20) [L21] i = __VERIFIER_nondet_int() [L22] COND TRUE i >= 0 && i < 10 [L23] ad2 = ad1 [L24] ad1[i].a = i [L25] pa = &ad1[i].a [L26] EXPR ad2[i].a [L26] i = ad2[i].a + 10 [L27] EXPR \read(*pa) [L27] COND FALSE !(i < *pa) [L10] EXPR ad1[b].a [L10] return ad1[b].a == b; [L30] COND TRUE !check(ad1, i) [L37] __VERIFIER_error() * 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 131.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.53 ms. Allocated memory is still 1.0 GB. Free memory was 942.6 MB in the beginning and 939.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 172.93 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * CodeCheck took 9422.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 851.8 MB in the end (delta: 225.5 MB). Peak memory consumption was 225.5 MB. Max. memory is 11.5 GB. * Witness Printer took 48.14 ms. Allocated memory is still 1.1 GB. Free memory was 851.8 MB in the beginning and 848.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...