./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test24-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test24-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/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 0.1.25-f470102 [2019-12-02 00:23:10,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:23:10,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:23:10,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:23:10,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:23:10,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:23:10,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:23:10,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:23:10,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:23:10,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:23:10,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:23:10,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:23:10,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:23:10,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:23:10,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:23:10,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:23:10,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:23:10,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:23:10,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:23:10,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:23:10,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:23:10,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:23:10,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:23:10,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:23:10,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:23:10,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:23:10,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:23:10,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:23:10,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:23:10,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:23:10,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:23:10,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:23:10,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:23:10,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:23:10,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:23:10,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:23:10,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:23:10,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:23:10,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:23:10,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:23:10,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:23:10,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 00:23:10,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:23:10,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:23:10,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:23:10,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:23:10,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:23:10,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:23:10,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:23:10,549 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:23:10,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 00:23:10,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:23:10,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:23:10,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:23:10,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:23:10,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:23:10,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:23:10,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:23:10,550 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:23:10,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:23:10,550 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:23:10,551 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:23:10,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:23:10,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:23:10,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:23:10,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:23:10,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:23:10,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:23:10,551 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 00:23:10,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 00:23:10,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:23:10,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/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 [2019-12-02 00:23:10,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:23:10,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:23:10,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:23:10,662 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:23:10,662 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:23:10,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/../../sv-benchmarks/c/ldv-regression/test24-2.c [2019-12-02 00:23:10,704 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/data/1fd355fe6/c2a1c276ae0145a69857dc0077a49365/FLAGa66570cb7 [2019-12-02 00:23:11,105 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:23:11,105 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/sv-benchmarks/c/ldv-regression/test24-2.c [2019-12-02 00:23:11,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/data/1fd355fe6/c2a1c276ae0145a69857dc0077a49365/FLAGa66570cb7 [2019-12-02 00:23:11,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/data/1fd355fe6/c2a1c276ae0145a69857dc0077a49365 [2019-12-02 00:23:11,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:23:11,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:23:11,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:23:11,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:23:11,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:23:11,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408e5454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11, skipping insertion in model container [2019-12-02 00:23:11,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:23:11,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:23:11,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:23:11,295 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:23:11,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:23:11,320 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:23:11,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11 WrapperNode [2019-12-02 00:23:11,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:23:11,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:23:11,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:23:11,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:23:11,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:23:11,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:23:11,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:23:11,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:23:11,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:23:11,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:23:11,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:23:11,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:23:11,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:23:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/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 [2019-12-02 00:23:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 00:23:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:23:11,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:23:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 00:23:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:23:11,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 00:23:11,581 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 00:23:11,581 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-02 00:23:11,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:23:11 BoogieIcfgContainer [2019-12-02 00:23:11,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 00:23:11,582 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 00:23:11,582 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 00:23:11,589 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 00:23:11,589 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:23:11" (1/1) ... [2019-12-02 00:23:11,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 00:23:11,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2019-12-02 00:23:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2019-12-02 00:23:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-02 00:23:11,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:11,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:11,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2019-12-02 00:23:11,732 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2019-12-02 00:23:11,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-02 00:23:11,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:11,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:11,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2019-12-02 00:23:11,811 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2019-12-02 00:23:11,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 00:23:11,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:11,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:11,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2019-12-02 00:23:11,882 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2019-12-02 00:23:11,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 00:23:11,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:11,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:11,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2019-12-02 00:23:11,951 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2019-12-02 00:23:11,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 00:23:11,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:11,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2019-12-02 00:23:12,023 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2019-12-02 00:23:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 00:23:12,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2019-12-02 00:23:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2019-12-02 00:23:12,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 00:23:12,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2019-12-02 00:23:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2019-12-02 00:23:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 00:23:12,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,212 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2019-12-02 00:23:12,265 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2019-12-02 00:23:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 00:23:12,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,308 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2019-12-02 00:23:12,357 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2019-12-02 00:23:12,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 00:23:12,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,394 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2019-12-02 00:23:12,447 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2019-12-02 00:23:12,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-02 00:23:12,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2019-12-02 00:23:12,543 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2019-12-02 00:23:12,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-02 00:23:12,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2019-12-02 00:23:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2019-12-02 00:23:12,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 00:23:12,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,688 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2019-12-02 00:23:12,751 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-12-02 00:23:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 00:23:12,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,798 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2019-12-02 00:23:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2019-12-02 00:23:12,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 00:23:12,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:12,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:12,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2019-12-02 00:23:12,983 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2019-12-02 00:23:12,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 00:23:12,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:13,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2019-12-02 00:23:13,098 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2019-12-02 00:23:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 00:23:13,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:13,155 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:13,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2019-12-02 00:23:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2019-12-02 00:23:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 00:23:13,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:13,285 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:13,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:13,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2019-12-02 00:23:13,368 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2019-12-02 00:23:13,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 00:23:13,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:13,413 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:13,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:13,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2019-12-02 00:23:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2019-12-02 00:23:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 00:23:13,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 00:23:13,551 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 00:23:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 00:23:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2019-12-02 00:23:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2019-12-02 00:23:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 00:23:13,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 00:23:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:23:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:23:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:23:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 00:23:20,892 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2019-12-02 00:23:20,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:23:20 ImpRootNode [2019-12-02 00:23:20,931 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 00:23:20,931 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 00:23:20,931 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 00:23:20,932 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 00:23:20,932 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:23:11" (3/4) ... [2019-12-02 00:23:20,934 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-02 00:23:20,988 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_744bc2ef-ac42-49fe-9415-c1ee49872203/bin/ukojak/witness.graphml [2019-12-02 00:23:20,988 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 00:23:20,990 INFO L168 Benchmark]: Toolchain (without parser) took 9869.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 943.4 MB in the beginning and 845.1 MB in the end (delta: 98.2 MB). Peak memory consumption was 212.0 MB. Max. memory is 11.5 GB. [2019-12-02 00:23:20,990 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:23:20,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -165.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-12-02 00:23:20,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.76 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:23:20,991 INFO L168 Benchmark]: Boogie Preprocessor took 17.06 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:23:20,991 INFO L168 Benchmark]: RCFGBuilder took 217.57 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:23:20,991 INFO L168 Benchmark]: CodeCheck took 9349.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 850.6 MB in the end (delta: 230.3 MB). Peak memory consumption was 230.3 MB. Max. memory is 11.5 GB. [2019-12-02 00:23:20,992 INFO L168 Benchmark]: Witness Printer took 57.03 ms. Allocated memory is still 1.1 GB. Free memory was 850.6 MB in the beginning and 845.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:23:20,993 INFO L335 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, 12 locations, 1 error locations. Result: UNSAFE, OverallTime: 9.2s, OverallIterations: 21, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 4718592 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 7864310 SolverSat, 5767162 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s 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, 5.1s 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 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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -165.2 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.76 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.06 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 217.57 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * CodeCheck took 9349.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 850.6 MB in the end (delta: 230.3 MB). Peak memory consumption was 230.3 MB. Max. memory is 11.5 GB. * Witness Printer took 57.03 ms. Allocated memory is still 1.1 GB. Free memory was 850.6 MB in the beginning and 845.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...