./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label37.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/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 6945cc41a1307d768849218ecc1e0a83fc49d7ce ............................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:10:19,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:19,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:19,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:19,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:19,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:19,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:19,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:19,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:19,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:19,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:19,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:19,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:19,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:19,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:19,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:19,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:19,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:19,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:19,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:19,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:19,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:19,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:19,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:19,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:19,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:19,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:19,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:19,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:19,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:19,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:19,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:19,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:19,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:19,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:19,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:19,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:19,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:19,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:19,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:19,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:19,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:10:19,851 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:19,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:19,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:10:19,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:10:19,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:19,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:19,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:19,855 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:10:19,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:10:19,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:10:19,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:19,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:10:19,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:19,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:10:19,858 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:10:19,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:10:19,858 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:19,858 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:10:19,859 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:10:19,859 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:10:19,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:19,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:19,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:10:19,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:19,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:19,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:10:19,860 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:10:19,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:10:19,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:10:19,862 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_ab168993-a557-4fb6-8d53-5aa8646c15fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6945cc41a1307d768849218ecc1e0a83fc49d7ce [2020-11-30 01:10:20,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:20,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:20,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:20,160 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:20,161 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:20,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2020-11-30 01:10:20,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/data/41f2d1d67/fdb921d829704341ae933cfb1e3c5518/FLAG674201564 [2020-11-30 01:10:20,983 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:20,984 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/sv-benchmarks/c/eca-rers2012/Problem11_label37.c [2020-11-30 01:10:21,007 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/data/41f2d1d67/fdb921d829704341ae933cfb1e3c5518/FLAG674201564 [2020-11-30 01:10:21,172 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/data/41f2d1d67/fdb921d829704341ae933cfb1e3c5518 [2020-11-30 01:10:21,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:21,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:10:21,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:21,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:21,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:21,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:21" (1/1) ... [2020-11-30 01:10:21,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8cb69f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:21, skipping insertion in model container [2020-11-30 01:10:21,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:21" (1/1) ... [2020-11-30 01:10:21,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:21,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:21,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:21,837 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:10:22,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:22,035 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:10:22,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22 WrapperNode [2020-11-30 01:10:22,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:22,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:22,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:10:22,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:10:22,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:22,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:10:22,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:10:22,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:10:22,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... [2020-11-30 01:10:22,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:10:22,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:10:22,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:10:22,419 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:10:22,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/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 [2020-11-30 01:10:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:10:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:10:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:10:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:14:34,953 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:14:34,953 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 01:14:34,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:34 BoogieIcfgContainer [2020-11-30 01:14:34,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:14:34,957 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 01:14:34,957 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 01:14:34,967 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 01:14:34,968 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:34" (1/1) ... [2020-11-30 01:14:34,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:14:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:35,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2020-11-30 01:14:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2020-11-30 01:14:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-30 01:14:35,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:35,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2020-11-30 01:14:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2020-11-30 01:14:35,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 01:14:35,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:47,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2020-11-30 01:14:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2020-11-30 01:14:47,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 01:14:47,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:50,863 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 36 [2020-11-30 01:14:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:51,733 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2020-11-30 01:14:51,955 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-11-30 01:14:52,397 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2020-11-30 01:14:53,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2020-11-30 01:14:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2020-11-30 01:14:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 01:14:53,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:14:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:14:55,556 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2020-11-30 01:14:55,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:14:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2020-11-30 01:14:55,967 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2020-11-30 01:14:55,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:14:55,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:14:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:15:01,457 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 145 DAG size of output: 73 [2020-11-30 01:15:03,270 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 216 DAG size of output: 118 [2020-11-30 01:15:04,722 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 304 DAG size of output: 88 [2020-11-30 01:15:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:15:05,032 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2020-11-30 01:15:05,245 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-11-30 01:15:05,533 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 58 [2020-11-30 01:15:06,355 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 64 [2020-11-30 01:15:06,779 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 77 [2020-11-30 01:15:06,980 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-30 01:15:07,201 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-11-30 01:15:30,694 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 53 [2020-11-30 01:15:31,301 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 104 [2020-11-30 01:15:31,669 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2020-11-30 01:15:32,433 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2020-11-30 01:15:32,663 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-11-30 01:15:33,018 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 64 [2020-11-30 01:15:33,666 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2020-11-30 01:15:34,104 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2020-11-30 01:15:34,350 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-11-30 01:15:34,586 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-11-30 01:15:44,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:15:44,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 41 states and 93 transitions. [2020-11-30 01:15:44,983 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 93 transitions. [2020-11-30 01:15:44,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:15:44,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:15:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:15:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:15:48,226 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 98 [2020-11-30 01:15:48,617 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 108 [2020-11-30 01:15:48,865 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-11-30 01:15:49,265 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-11-30 01:15:59,828 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2020-11-30 01:16:00,200 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2020-11-30 01:16:00,426 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-11-30 01:16:00,715 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-30 01:16:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:16:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 44 states and 101 transitions. [2020-11-30 01:16:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 101 transitions. [2020-11-30 01:16:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:16:00,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:16:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:16:03,405 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:16:03,754 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 35 [2020-11-30 01:16:04,026 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 43 [2020-11-30 01:16:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:16:14,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 47 states and 107 transitions. [2020-11-30 01:16:14,922 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 107 transitions. [2020-11-30 01:16:14,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 01:16:14,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:16:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:16:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:16:17,437 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 25 [2020-11-30 01:16:17,620 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 40 [2020-11-30 01:16:18,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:16:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2020-11-30 01:16:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2020-11-30 01:16:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:16:18,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:16:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:16:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 01:16:49,663 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 107 [2020-11-30 01:16:50,061 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-11-30 01:16:50,653 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2020-11-30 01:16:50,928 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-30 01:16:51,344 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 99 [2020-11-30 01:16:51,624 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 43 [2020-11-30 01:16:51,909 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-11-30 01:16:53,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:16:53,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 57 states and 132 transitions. [2020-11-30 01:16:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 132 transitions. [2020-11-30 01:16:53,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:16:53,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:16:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:17:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 01:17:18,451 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2020-11-30 01:17:18,619 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32 [2020-11-30 01:17:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:17:19,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 60 states and 135 transitions. [2020-11-30 01:17:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 135 transitions. [2020-11-30 01:17:19,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:17:19,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:17:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:17:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 01:17:44,601 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 50 [2020-11-30 01:17:55,452 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2020-11-30 01:17:55,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:17:55,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 63 states and 138 transitions. [2020-11-30 01:17:55,718 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 138 transitions. [2020-11-30 01:17:55,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:17:55,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:17:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:18:21,076 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 01:18:21,265 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2020-11-30 01:18:21,419 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 24 [2020-11-30 01:18:22,651 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2020-11-30 01:18:23,290 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-11-30 01:18:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:18:31,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 67 states and 145 transitions. [2020-11-30 01:18:31,118 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 145 transitions. [2020-11-30 01:18:31,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 01:18:31,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:18:32,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:18:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 01:18:56,274 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2020-11-30 01:18:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:18:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 70 states and 148 transitions. [2020-11-30 01:18:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 148 transitions. [2020-11-30 01:18:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 01:18:56,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 01:18:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:18:59,506 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-30 01:19:00,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 01:19:00,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 47 states and 110 transitions. [2020-11-30 01:19:00,007 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 110 transitions. [2020-11-30 01:19:00,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:19:00,008 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2020-11-30 01:19:00,015 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-30 01:19:00,690 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 35 [2020-11-30 01:19:01,119 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 33 [2020-11-30 01:19:01,893 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 35 [2020-11-30 01:19:02,408 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 34 [2020-11-30 01:19:02,409 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-30 01:19:02,412 INFO L569 CodeCheckObserver]: Invariant with dag size 33 [2020-11-30 01:19:02,418 INFO L569 CodeCheckObserver]: Invariant with dag size 35 [2020-11-30 01:19:02,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 01:19:02 ImpRootNode [2020-11-30 01:19:02,420 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 01:19:02,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:19:02,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:19:02,426 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:19:02,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:14:34" (3/4) ... [2020-11-30 01:19:02,430 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:19:02,461 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 255 nodes and edges [2020-11-30 01:19:02,464 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2020-11-30 01:19:02,467 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-30 01:19:02,470 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:19:02,694 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ab168993-a557-4fb6-8d53-5aa8646c15fc/bin/ukojak/witness.graphml [2020-11-30 01:19:02,694 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:19:02,696 INFO L168 Benchmark]: Toolchain (without parser) took 521519.31 ms. Allocated memory was 117.4 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 86.8 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 861.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:19:02,696 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:19:02,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 858.45 ms. Allocated memory is still 117.4 MB. Free memory was 86.5 MB in the beginning and 61.8 MB in the end (delta: 24.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:19:02,697 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.03 ms. Allocated memory is still 117.4 MB. Free memory was 61.8 MB in the beginning and 45.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:19:02,697 INFO L168 Benchmark]: Boogie Preprocessor took 219.76 ms. Allocated memory is still 117.4 MB. Free memory was 45.0 MB in the beginning and 80.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:19:02,698 INFO L168 Benchmark]: RCFGBuilder took 252537.57 ms. Allocated memory was 117.4 MB in the beginning and 337.6 MB in the end (delta: 220.2 MB). Free memory was 80.1 MB in the beginning and 75.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 307.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:19:02,698 INFO L168 Benchmark]: CodeCheck took 267463.78 ms. Allocated memory was 337.6 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 75.9 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 603.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:19:02,698 INFO L168 Benchmark]: Witness Printer took 268.72 ms. Allocated memory is still 3.1 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:19:02,701 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: 265.0s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 108668 SDtfs, 223642 SDslu, 151800 SDs, 0 SdLazy, 661100 SolverSat, 71590 SolverUnsat, 12048 SolverUnknown, 0 SolverNotchecked, 741.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2669 GetRequests, 2426 SyntacticMatches, 125 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7096 ImplicationChecksByTransitivity, 26.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 17.8s SatisfiabilityAnalysisTime, 138.6s InterpolantComputationTime, 238 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 134356 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 1 PerfectInterpolantSequences, 160/342 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: 12]: 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: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((a29 <= 277 || 12 < a25) || a25 <= 11) || !(a4 == 1)) || a23 + 43 <= 0) || 138 < a23) && a8 == 15) && a3 == 1) || (((312 <= a23 && a23 <= 312) && a29 <= 130) && a4 == 1) - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((((a29 <= 277 || a25 <= 11) || !(a4 == 1)) || 13 <= a25) && a8 == 15) && a3 == 1) || (((312 <= a23 && a23 <= 312) && a29 <= 130) && a4 == 1)) || ((a8 == 15 && (139 <= a23 || a23 + 43 <= 0)) && a3 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 49.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 858.45 ms. Allocated memory is still 117.4 MB. Free memory was 86.5 MB in the beginning and 61.8 MB in the end (delta: 24.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 158.03 ms. Allocated memory is still 117.4 MB. Free memory was 61.8 MB in the beginning and 45.1 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 219.76 ms. Allocated memory is still 117.4 MB. Free memory was 45.0 MB in the beginning and 80.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 252537.57 ms. Allocated memory was 117.4 MB in the beginning and 337.6 MB in the end (delta: 220.2 MB). Free memory was 80.1 MB in the beginning and 75.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 307.3 MB. Max. memory is 16.1 GB. * CodeCheck took 267463.78 ms. Allocated memory was 337.6 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 75.9 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 603.7 MB. Max. memory is 16.1 GB. * Witness Printer took 268.72 ms. Allocated memory is still 3.1 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...