./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label43.c -s /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e01a79231e8910aa5374b3e9132a7ab53b5f6185 ......................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:37:49,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:37:49,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:37:49,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:37:49,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:37:49,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:37:49,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:37:49,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:37:49,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:37:49,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:37:49,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:37:49,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:37:49,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:37:49,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:37:49,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:37:49,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:37:49,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:37:49,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:37:49,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:37:49,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:37:49,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:37:49,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:37:49,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:37:49,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:37:49,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:37:49,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:37:49,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:37:49,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:37:49,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:37:49,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:37:49,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:37:49,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:37:49,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:37:49,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:37:49,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:37:49,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:37:49,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:37:49,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:37:49,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:37:49,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:37:49,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:37:49,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:37:49,369 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:37:49,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:37:49,371 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:37:49,371 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:37:49,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:37:49,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:37:49,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:37:49,373 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:37:49,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:37:49,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:37:49,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:37:49,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:37:49,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:37:49,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:37:49,376 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:37:49,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:37:49,377 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:37:49,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:37:49,377 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:37:49,377 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:37:49,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:37:49,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:37:49,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:37:49,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:37:49,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:37:49,379 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:37:49,379 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:37:49,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:37:49,380 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:37:49,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e01a79231e8910aa5374b3e9132a7ab53b5f6185 [2020-12-01 16:37:49,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:37:49,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:37:49,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:37:49,805 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:37:49,808 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:37:49,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2020-12-01 16:37:49,921 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/data/c426bfbaa/116ef3e710b9435da60b56ab1a8e2043/FLAG86ccf2dac [2020-12-01 16:37:50,914 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:37:50,915 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2020-12-01 16:37:50,954 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/data/c426bfbaa/116ef3e710b9435da60b56ab1a8e2043/FLAG86ccf2dac [2020-12-01 16:37:51,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/data/c426bfbaa/116ef3e710b9435da60b56ab1a8e2043 [2020-12-01 16:37:51,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:37:51,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:37:51,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:37:51,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:37:51,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:37:51,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:37:51" (1/1) ... [2020-12-01 16:37:51,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6b1e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:51, skipping insertion in model container [2020-12-01 16:37:51,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:37:51" (1/1) ... [2020-12-01 16:37:51,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:37:51,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:37:52,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:37:52,696 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:37:53,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:37:53,383 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:37:53,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53 WrapperNode [2020-12-01 16:37:53,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:37:53,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:37:53,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:37:53,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:37:53,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:53,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:53,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:37:53,824 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:37:53,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:37:53,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:37:53,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:53,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:53,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:53,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:54,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:54,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:54,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... [2020-12-01 16:37:54,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:37:54,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:37:54,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:37:54,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:37:54,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:37:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/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 [2020-12-01 16:37:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:37:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:37:54,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:37:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:47:24,833 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:47:24,833 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:47:24,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:24 BoogieIcfgContainer [2020-12-01 16:47:24,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:47:24,837 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:47:24,838 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:47:24,859 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:47:24,860 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:24" (1/1) ... [2020-12-01 16:47:24,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:47:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:24,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2020-12-01 16:47:24,933 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2020-12-01 16:47:24,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:47:24,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:25,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:25,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2020-12-01 16:47:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2020-12-01 16:47:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:47:26,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:29,205 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2020-12-01 16:47:32,141 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 11 [2020-12-01 16:47:32,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:32,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2020-12-01 16:47:32,318 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2020-12-01 16:47:32,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:47:32,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:42,002 WARN L197 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-01 16:47:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:42,751 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2020-12-01 16:47:43,449 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 16 [2020-12-01 16:47:44,745 WARN L197 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2020-12-01 16:47:44,971 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-12-01 16:47:45,425 WARN L197 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2020-12-01 16:47:45,794 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 16:47:46,468 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:47:47,499 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 16 [2020-12-01 16:47:47,983 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 21 [2020-12-01 16:47:48,632 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-01 16:47:48,834 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-12-01 16:47:49,117 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-12-01 16:47:49,385 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-01 16:47:50,283 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2020-12-01 16:47:50,605 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2020-12-01 16:47:52,223 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2020-12-01 16:47:52,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:52,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 30 states and 53 transitions. [2020-12-01 16:47:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 53 transitions. [2020-12-01 16:47:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:47:52,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:48:01,027 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-12-01 16:48:01,250 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-01 16:48:01,544 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-12-01 16:48:01,849 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-01 16:48:01,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2020-12-01 16:48:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2020-12-01 16:48:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:48:01,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:14,963 WARN L197 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 37 [2020-12-01 16:48:16,174 WARN L197 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2020-12-01 16:48:17,024 WARN L197 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-12-01 16:48:18,502 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2020-12-01 16:48:18,604 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:48:18,932 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2020-12-01 16:48:19,813 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-12-01 16:48:21,377 WARN L197 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2020-12-01 16:48:21,813 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:48:22,479 WARN L197 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2020-12-01 16:48:22,864 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-01 16:48:23,724 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 16:48:24,822 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2020-12-01 16:48:25,195 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-01 16:48:25,837 WARN L197 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-12-01 16:48:26,186 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-01 16:48:26,656 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-12-01 16:48:27,179 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2020-12-01 16:48:27,816 WARN L197 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-12-01 16:48:28,188 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-01 16:48:28,672 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-12-01 16:48:29,996 WARN L197 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2020-12-01 16:48:30,593 WARN L197 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-01 16:48:31,281 WARN L197 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 31 [2020-12-01 16:48:31,595 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-12-01 16:48:32,406 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-01 16:48:33,576 WARN L197 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2020-12-01 16:48:34,326 WARN L197 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 35 [2020-12-01 16:48:34,709 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-01 16:48:35,109 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:48:36,311 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2020-12-01 16:48:37,060 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 16:48:38,074 WARN L197 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2020-12-01 16:48:38,803 WARN L197 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 16:48:39,589 WARN L197 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 16:48:41,158 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 26 [2020-12-01 16:48:42,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:48:42,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 45 states and 95 transitions. [2020-12-01 16:48:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 95 transitions. [2020-12-01 16:48:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:48:42,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:48:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:48:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:48:53,657 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 16 [2020-12-01 16:48:54,019 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2020-12-01 16:48:54,545 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-01 16:48:56,513 WARN L197 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-01 16:48:57,740 WARN L197 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2020-12-01 16:48:58,667 WARN L197 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-12-01 16:48:59,958 WARN L197 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-01 16:49:01,960 WARN L197 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 55 [2020-12-01 16:49:02,892 WARN L197 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 51 [2020-12-01 16:49:03,634 WARN L197 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-01 16:49:04,315 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 16:49:04,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:49:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 50 states and 111 transitions. [2020-12-01 16:49:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 111 transitions. [2020-12-01 16:49:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:49:04,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:49:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:49:14,634 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:49:15,494 WARN L197 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2020-12-01 16:49:16,286 WARN L197 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 45 [2020-12-01 16:49:16,879 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-01 16:49:17,443 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-01 16:49:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:49:17,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 51 states and 112 transitions. [2020-12-01 16:49:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 112 transitions. [2020-12-01 16:49:17,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:49:17,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:49:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:49:27,346 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-12-01 16:49:28,451 WARN L197 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2020-12-01 16:49:29,294 WARN L197 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 16:49:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:49:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 46 states and 106 transitions. [2020-12-01 16:49:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 106 transitions. [2020-12-01 16:49:30,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:49:30,601 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2020-12-01 16:49:30,610 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 16:49:31,853 WARN L197 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 115 DAG size of output: 19 [2020-12-01 16:49:32,773 WARN L197 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2020-12-01 16:49:33,983 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 115 DAG size of output: 19 [2020-12-01 16:49:35,268 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2020-12-01 16:49:35,270 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:49:35,274 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2020-12-01 16:49:35,282 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2020-12-01 16:49:35,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:49:35 ImpRootNode [2020-12-01 16:49:35,284 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:49:35,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:49:35,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:49:35,285 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:49:35,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:24" (3/4) ... [2020-12-01 16:49:35,295 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 16:49:35,388 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 732 nodes and edges [2020-12-01 16:49:35,400 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-12-01 16:49:35,412 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-01 16:49:35,430 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 16:49:35,966 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_611af805-9990-41f8-9ab3-d97e87589907/bin/ukojak/witness.graphml [2020-12-01 16:49:35,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:49:35,968 INFO L168 Benchmark]: Toolchain (without parser) took 704609.03 ms. Allocated memory was 100.7 MB in the beginning and 7.4 GB in the end (delta: 7.3 GB). Free memory was 60.8 MB in the beginning and 3.4 GB in the end (delta: -3.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 16.1 GB. [2020-12-01 16:49:35,968 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 83.9 MB. Free memory was 41.9 MB in the beginning and 41.8 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:49:35,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2021.11 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 60.3 MB in the beginning and 92.4 MB in the end (delta: -32.1 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:35,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 434.88 ms. Allocated memory is still 142.6 MB. Free memory was 92.4 MB in the beginning and 75.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:35,970 INFO L168 Benchmark]: Boogie Preprocessor took 478.87 ms. Allocated memory is still 142.6 MB. Free memory was 75.1 MB in the beginning and 59.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:35,971 INFO L168 Benchmark]: RCFGBuilder took 570532.09 ms. Allocated memory was 142.6 MB in the beginning and 7.4 GB in the end (delta: 7.3 GB). Free memory was 59.0 MB in the beginning and 4.0 GB in the end (delta: -4.0 GB). Peak memory consumption was 3.4 GB. Max. memory is 16.1 GB. [2020-12-01 16:49:35,972 INFO L168 Benchmark]: CodeCheck took 130446.81 ms. Allocated memory is still 7.4 GB. Free memory was 4.0 GB in the beginning and 3.5 GB in the end (delta: 512.7 MB). Peak memory consumption was 511.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:35,973 INFO L168 Benchmark]: Witness Printer took 682.10 ms. Allocated memory is still 7.4 GB. Free memory was 3.5 GB in the beginning and 3.4 GB in the end (delta: 87.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:49:35,976 INFO L339 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, 9 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 125.7s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1680 SDtfs, 3522 SDslu, 2336 SDs, 0 SdLazy, 10908 SolverSat, 1698 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 67.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1169 GetRequests, 1025 SyntacticMatches, 30 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6549 ImplicationChecksByTransitivity, 46.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 32.3s SatisfiabilityAnalysisTime, 36.8s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 37116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 36/122 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 - PositiveResult [Line: 14]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4263]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((!(a18 == 12) || !(a24 == 2)) || 115 < a3) || !(a15 == 4) - InvariantResult [Line: 4269]: Loop Invariant Derived loop invariant: (((3 <= a24 || a24 <= 1) || 116 <= a3) || !(a18 == 12)) || !(a15 == 4) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 83.9 MB. Free memory was 41.9 MB in the beginning and 41.8 MB in the end (delta: 67.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2021.11 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 60.3 MB in the beginning and 92.4 MB in the end (delta: -32.1 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 434.88 ms. Allocated memory is still 142.6 MB. Free memory was 92.4 MB in the beginning and 75.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 478.87 ms. Allocated memory is still 142.6 MB. Free memory was 75.1 MB in the beginning and 59.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 570532.09 ms. Allocated memory was 142.6 MB in the beginning and 7.4 GB in the end (delta: 7.3 GB). Free memory was 59.0 MB in the beginning and 4.0 GB in the end (delta: -4.0 GB). Peak memory consumption was 3.4 GB. Max. memory is 16.1 GB. * CodeCheck took 130446.81 ms. Allocated memory is still 7.4 GB. Free memory was 4.0 GB in the beginning and 3.5 GB in the end (delta: 512.7 MB). Peak memory consumption was 511.7 MB. Max. memory is 16.1 GB. * Witness Printer took 682.10 ms. Allocated memory is still 7.4 GB. Free memory was 3.5 GB in the beginning and 3.4 GB in the end (delta: 87.0 MB). Peak memory consumption was 86.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...