./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label42.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_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label42.c -s /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/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 f26f03c860343ad9f09339729a3698f1aa119a50 ....................................................................................................................................................................................................................................................................................................................................................... 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 16:24:06,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:24:06,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:24:06,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:24:06,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:24:06,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:24:06,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:24:06,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:24:06,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:24:06,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:24:06,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:24:06,721 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:24:06,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:24:06,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:24:06,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:24:06,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:24:06,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:24:06,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:24:06,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:24:06,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:24:06,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:24:06,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:24:06,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:24:06,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:24:06,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:24:06,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:24:06,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:24:06,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:24:06,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:24:06,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:24:06,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:24:06,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:24:06,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:24:06,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:24:06,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:24:06,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:24:06,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:24:06,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:24:06,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:24:06,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:24:06,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:24:06,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:24:06,847 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:24:06,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:24:06,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:24:06,849 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:24:06,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:24:06,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:24:06,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:24:06,851 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:24:06,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:24:06,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:24:06,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:24:06,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:24:06,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:24:06,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:24:06,854 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:24:06,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:24:06,855 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:24:06,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:24:06,855 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:24:06,855 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:24:06,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:24:06,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:24:06,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:24:06,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:24:06,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:24:06,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:24:06,857 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:24:06,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:24:06,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:24:06,860 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_2bf97080-a2f7-4891-9523-72653a75627d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f26f03c860343ad9f09339729a3698f1aa119a50 [2020-12-01 16:24:07,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:24:07,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:24:07,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:24:07,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:24:07,196 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:24:07,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2020-12-01 16:24:07,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/data/b8e2e1bf9/50bf565cf6c84ca9ad6bf6046cc669ae/FLAG1812cb2ef [2020-12-01 16:24:08,096 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:24:08,097 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2020-12-01 16:24:08,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/data/b8e2e1bf9/50bf565cf6c84ca9ad6bf6046cc669ae/FLAG1812cb2ef [2020-12-01 16:24:08,159 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/data/b8e2e1bf9/50bf565cf6c84ca9ad6bf6046cc669ae [2020-12-01 16:24:08,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:24:08,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:24:08,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:24:08,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:24:08,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:24:08,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:24:08" (1/1) ... [2020-12-01 16:24:08,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c9230e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:08, skipping insertion in model container [2020-12-01 16:24:08,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:24:08" (1/1) ... [2020-12-01 16:24:08,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:24:08,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:24:09,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:24:09,486 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:24:10,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:24:10,119 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:24:10,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10 WrapperNode [2020-12-01 16:24:10,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:24:10,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:24:10,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:24:10,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:24:10,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:24:10,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:24:10,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:24:10,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:24:10,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... [2020-12-01 16:24:10,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:24:10,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:24:10,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:24:10,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:24:10,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:24:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/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 16:24:11,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:24:11,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:24:11,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:24:11,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:34:40,732 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:34:40,732 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:34:40,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:34:40 BoogieIcfgContainer [2020-12-01 16:34:40,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:34:40,737 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:34:40,738 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:34:40,765 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:34:40,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:34:40" (1/1) ... [2020-12-01 16:34:40,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:34:41,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:41,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2020-12-01 16:34:41,077 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2020-12-01 16:34:41,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:34:41,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:41,575 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 16:34:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:42,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2020-12-01 16:34:42,332 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2020-12-01 16:34:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:34:42,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:46,105 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2020-12-01 16:34:46,195 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 16:34:46,423 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2020-12-01 16:34:47,339 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2020-12-01 16:34:48,310 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2020-12-01 16:34:49,217 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2020-12-01 16:34:49,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:34:49,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2020-12-01 16:34:49,376 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2020-12-01 16:34:49,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:34:49,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:34:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:34:58,496 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2020-12-01 16:34:58,967 WARN L197 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 21 [2020-12-01 16:34:59,519 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2020-12-01 16:35:00,207 WARN L197 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2020-12-01 16:35:00,424 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 16:35:00,672 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2020-12-01 16:35:01,438 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2020-12-01 16:35:02,018 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2020-12-01 16:35:02,218 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-01 16:35:02,465 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-12-01 16:35:03,556 WARN L197 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 24 [2020-12-01 16:35:03,801 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-12-01 16:35:04,254 WARN L197 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2020-12-01 16:35:04,484 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-12-01 16:35:05,287 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:35:06,167 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 11 [2020-12-01 16:35:06,455 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2020-12-01 16:35:06,760 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 21 [2020-12-01 16:35:07,622 WARN L197 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2020-12-01 16:35:07,910 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-01 16:35:08,234 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-01 16:35:08,607 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-01 16:35:08,997 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-01 16:35:10,849 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2020-12-01 16:35:11,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:35:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2020-12-01 16:35:11,696 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2020-12-01 16:35:11,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:35:11,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:35:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:35:18,477 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 16:35:19,046 WARN L197 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2020-12-01 16:35:19,625 WARN L197 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-12-01 16:35:20,009 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-01 16:35:20,391 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 16:35:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:35:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2020-12-01 16:35:20,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2020-12-01 16:35:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:35:20,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:35:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:35:31,804 WARN L197 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 27 [2020-12-01 16:35:32,102 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-12-01 16:35:32,723 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:35:33,380 WARN L197 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2020-12-01 16:35:33,442 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 16:35:34,167 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2020-12-01 16:35:34,813 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-01 16:35:35,582 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2020-12-01 16:35:35,880 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2020-12-01 16:35:36,135 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-01 16:35:37,242 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 16:35:37,622 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 16:35:38,343 WARN L197 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2020-12-01 16:35:38,900 WARN L197 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 16:35:39,658 WARN L197 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 16:35:40,759 WARN L197 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 16:35:41,424 WARN L197 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 46 [2020-12-01 16:35:42,007 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-01 16:35:42,454 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-12-01 16:35:42,994 WARN L197 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-01 16:35:43,429 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-01 16:35:44,105 WARN L197 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2020-12-01 16:35:44,744 WARN L197 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-12-01 16:35:45,224 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 16:35:46,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:35:46,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2020-12-01 16:35:46,307 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2020-12-01 16:35:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:35:46,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:35:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:35:55,348 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 16:35:55,646 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2020-12-01 16:35:55,947 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 23 [2020-12-01 16:35:57,261 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2020-12-01 16:35:58,419 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 18 [2020-12-01 16:35:59,468 WARN L197 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-12-01 16:36:00,007 WARN L197 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2020-12-01 16:36:00,412 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-01 16:36:00,905 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-01 16:36:02,161 WARN L197 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-12-01 16:36:02,729 WARN L197 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2020-12-01 16:36:03,153 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-01 16:36:03,568 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-01 16:36:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:36:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2020-12-01 16:36:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2020-12-01 16:36:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:36:03,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:36:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:36:12,260 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 16:36:12,727 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2020-12-01 16:36:13,262 WARN L197 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2020-12-01 16:36:13,656 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 16:36:13,996 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-12-01 16:36:14,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:36:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2020-12-01 16:36:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2020-12-01 16:36:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:36:14,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:36:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:36:23,110 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 16:36:23,924 WARN L197 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2020-12-01 16:36:24,509 WARN L197 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-12-01 16:36:25,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:36:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2020-12-01 16:36:25,813 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2020-12-01 16:36:25,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:36:25,814 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2020-12-01 16:36:25,822 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 16:36:26,540 WARN L197 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 19 [2020-12-01 16:36:27,459 WARN L197 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2020-12-01 16:36:28,219 WARN L197 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 19 [2020-12-01 16:36:28,938 WARN L197 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 18 [2020-12-01 16:36:28,939 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:36:28,943 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2020-12-01 16:36:28,950 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2020-12-01 16:36:28,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:36:28 ImpRootNode [2020-12-01 16:36:28,952 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:36:28,952 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:36:28,953 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:36:28,953 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:36:28,958 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:34:40" (3/4) ... [2020-12-01 16:36:28,963 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 16:36:29,063 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 733 nodes and edges [2020-12-01 16:36:29,076 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-12-01 16:36:29,088 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 16:36:29,107 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:36:29,585 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2bf97080-a2f7-4891-9523-72653a75627d/bin/ukojak/witness.graphml [2020-12-01 16:36:29,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:36:29,586 INFO L168 Benchmark]: Toolchain (without parser) took 741421.12 ms. Allocated memory was 94.4 MB in the beginning and 6.7 GB in the end (delta: 6.6 GB). Free memory was 56.7 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 4.5 GB. Max. memory is 16.1 GB. [2020-12-01 16:36:29,587 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 94.4 MB. Free memory is still 56.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:36:29,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1952.73 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 56.5 MB in the beginning and 104.8 MB in the end (delta: -48.3 MB). Peak memory consumption was 37.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:36:29,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 393.66 ms. Allocated memory is still 153.1 MB. Free memory was 104.8 MB in the beginning and 86.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:36:29,592 INFO L168 Benchmark]: Boogie Preprocessor took 416.60 ms. Allocated memory is still 153.1 MB. Free memory was 86.8 MB in the beginning and 73.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:36:29,593 INFO L168 Benchmark]: RCFGBuilder took 629801.26 ms. Allocated memory was 153.1 MB in the beginning and 6.7 GB in the end (delta: 6.6 GB). Free memory was 73.2 MB in the beginning and 3.2 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.4 GB. Max. memory is 16.1 GB. [2020-12-01 16:36:29,594 INFO L168 Benchmark]: CodeCheck took 108214.40 ms. Allocated memory is still 6.7 GB. Free memory was 3.2 GB in the beginning and 2.3 GB in the end (delta: 965.5 MB). Peak memory consumption was 964.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:36:29,594 INFO L168 Benchmark]: Witness Printer took 632.72 ms. Allocated memory is still 6.7 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 88.1 MB). Peak memory consumption was 86.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:36:29,597 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: 104.7s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1616 SDtfs, 3478 SDslu, 2208 SDs, 0 SdLazy, 10142 SolverSat, 1720 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 57.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1113 GetRequests, 969 SyntacticMatches, 40 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5940 ImplicationChecksByTransitivity, 35.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 30.2s SatisfiabilityAnalysisTime, 31.2s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 33380 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: 4269]: Loop Invariant Derived loop invariant: (((12 <= a18 || 116 <= a3) || !(a24 == 2)) || a18 <= 10) || !(a15 == 4) - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((116 <= a3 || !(a24 == 2)) || !(a18 == 11)) || !(a15 == 4) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 94.4 MB. Free memory is still 56.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1952.73 ms. Allocated memory was 94.4 MB in the beginning and 153.1 MB in the end (delta: 58.7 MB). Free memory was 56.5 MB in the beginning and 104.8 MB in the end (delta: -48.3 MB). Peak memory consumption was 37.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 393.66 ms. Allocated memory is still 153.1 MB. Free memory was 104.8 MB in the beginning and 86.8 MB in the end (delta: 18.0 MB). Peak memory consumption was 53.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 416.60 ms. Allocated memory is still 153.1 MB. Free memory was 86.8 MB in the beginning and 73.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 43.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 629801.26 ms. Allocated memory was 153.1 MB in the beginning and 6.7 GB in the end (delta: 6.6 GB). Free memory was 73.2 MB in the beginning and 3.2 GB in the end (delta: -3.2 GB). Peak memory consumption was 3.4 GB. Max. memory is 16.1 GB. * CodeCheck took 108214.40 ms. Allocated memory is still 6.7 GB. Free memory was 3.2 GB in the beginning and 2.3 GB in the end (delta: 965.5 MB). Peak memory consumption was 964.4 MB. Max. memory is 16.1 GB. * Witness Printer took 632.72 ms. Allocated memory is still 6.7 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 88.1 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...