./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label20.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_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/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 7bd2985f660b19340ae7013a5ce2561bd08d1535 ............................................................................................................................................................................................................................................................................................................................ 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 18:02:01,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:02:01,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:02:01,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:02:01,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:02:01,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:02:01,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:02:01,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:02:01,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:02:01,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:02:01,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:02:01,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:02:01,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:02:01,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:02:01,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:02:01,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:02:01,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:02:01,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:02:01,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:02:01,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:02:01,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:02:01,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:02:01,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:02:01,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:02:01,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:02:01,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:02:01,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:02:01,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:02:01,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:02:01,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:02:01,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:02:01,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:02:01,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:02:01,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:02:01,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:02:01,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:02:01,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:02:01,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:02:01,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:02:01,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:02:01,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:02:01,753 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:02:01,796 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:02:01,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:02:01,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:02:01,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:02:01,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:02:01,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:02:01,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:02:01,800 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:02:01,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:02:01,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:02:01,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:02:01,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:02:01,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:02:01,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:02:01,802 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:02:01,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:02:01,803 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:02:01,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:02:01,803 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:02:01,803 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:02:01,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:02:01,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:02:01,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:02:01,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:02:01,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:02:01,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:02:01,805 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:02:01,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:02:01,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:02:01,806 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_92518a35-bf7d-4c89-a74c-e54db37145ff/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bd2985f660b19340ae7013a5ce2561bd08d1535 [2020-12-01 18:02:02,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:02:02,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:02:02,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:02:02,117 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:02:02,120 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:02:02,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2020-12-01 18:02:02,196 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/data/79ad127a2/6227644c939540dfa4bcacbc5ba48087/FLAG3a59972bc [2020-12-01 18:02:02,885 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:02:02,885 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/sv-benchmarks/c/eca-rers2012/Problem15_label20.c [2020-12-01 18:02:02,907 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/data/79ad127a2/6227644c939540dfa4bcacbc5ba48087/FLAG3a59972bc [2020-12-01 18:02:03,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/data/79ad127a2/6227644c939540dfa4bcacbc5ba48087 [2020-12-01 18:02:03,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:02:03,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:02:03,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:02:03,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:02:03,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:02:03,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:02:03" (1/1) ... [2020-12-01 18:02:03,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f11f4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:03, skipping insertion in model container [2020-12-01 18:02:03,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:02:03" (1/1) ... [2020-12-01 18:02:03,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:02:03,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:02:04,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:02:04,116 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:02:04,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:02:04,423 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:02:04,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04 WrapperNode [2020-12-01 18:02:04,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:02:04,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:02:04,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:02:04,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:02:04,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:02:04,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:02:04,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:02:04,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:02:04,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:04,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... [2020-12-01 18:02:05,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:02:05,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:02:05,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:02:05,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:02:05,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:02:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/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 18:02:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:02:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:02:05,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:02:05,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:04:38,036 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:04:38,037 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 18:04:38,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:04:38 BoogieIcfgContainer [2020-12-01 18:04:38,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:04:38,040 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:04:38,041 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:04:38,049 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:04:38,050 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:04:38" (1/1) ... [2020-12-01 18:04:38,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:04:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:38,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2020-12-01 18:04:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2020-12-01 18:04:38,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 18:04:38,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:38,353 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 18:04:38,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:38,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2020-12-01 18:04:38,845 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2020-12-01 18:04:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:04:38,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:43,260 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 18:04:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:04:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2020-12-01 18:04:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2020-12-01 18:04:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:04:46,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:04:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:04:52,362 WARN L197 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2020-12-01 18:04:52,612 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-12-01 18:04:53,144 WARN L197 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2020-12-01 18:04:53,230 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 18:04:53,495 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-12-01 18:04:53,821 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2020-12-01 18:04:53,975 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-12-01 18:04:54,312 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-01 18:04:55,283 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 39 [2020-12-01 18:04:55,502 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-01 18:04:55,783 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 32 [2020-12-01 18:04:55,942 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-01 18:04:56,545 WARN L197 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2020-12-01 18:04:56,842 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-12-01 18:04:57,153 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-01 18:04:58,082 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2020-12-01 18:05:02,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 25 states and 41 transitions. [2020-12-01 18:05:02,043 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 41 transitions. [2020-12-01 18:05:02,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:05:02,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:07,242 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 18:05:07,519 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2020-12-01 18:05:07,795 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-12-01 18:05:08,481 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-12-01 18:05:09,190 WARN L197 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-01 18:05:09,584 WARN L197 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2020-12-01 18:05:09,864 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-01 18:05:10,108 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-12-01 18:05:10,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:10,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2020-12-01 18:05:10,154 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2020-12-01 18:05:10,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:05:10,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:22,323 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-12-01 18:05:22,358 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 18:05:23,014 WARN L197 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2020-12-01 18:05:23,284 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 37 [2020-12-01 18:05:23,583 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-12-01 18:05:24,628 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 18:05:25,125 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-01 18:05:25,704 WARN L197 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 63 [2020-12-01 18:05:26,158 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-01 18:05:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:37,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2020-12-01 18:05:37,893 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2020-12-01 18:05:37,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:05:37,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:05:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:05:49,269 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 18:05:49,536 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-12-01 18:05:49,748 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2020-12-01 18:05:49,962 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-12-01 18:05:51,225 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2020-12-01 18:05:51,575 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-12-01 18:05:51,861 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2020-12-01 18:05:52,039 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 29 [2020-12-01 18:05:53,459 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2020-12-01 18:05:53,630 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 32 [2020-12-01 18:05:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:05:54,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2020-12-01 18:05:54,055 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2020-12-01 18:05:54,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:05:54,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:03,566 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 18:06:03,899 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2020-12-01 18:06:04,289 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-12-01 18:06:05,866 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2020-12-01 18:06:06,237 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-01 18:06:06,692 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2020-12-01 18:06:07,073 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-01 18:06:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:07,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2020-12-01 18:06:07,258 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2020-12-01 18:06:07,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:06:07,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:06:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:06:42,513 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 18:06:42,698 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 26 [2020-12-01 18:06:43,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:06:43,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2020-12-01 18:06:43,035 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2020-12-01 18:06:43,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:06:43,036 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2020-12-01 18:06:43,042 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:06:43,610 WARN L197 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 25 [2020-12-01 18:06:44,243 WARN L197 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 27 [2020-12-01 18:06:44,730 WARN L197 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 28 [2020-12-01 18:06:45,342 WARN L197 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 25 [2020-12-01 18:06:45,345 INFO L569 CodeCheckObserver]: Invariant with dag size 24 [2020-12-01 18:06:45,358 INFO L569 CodeCheckObserver]: Invariant with dag size 25 [2020-12-01 18:06:45,360 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:06:45,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:06:45 ImpRootNode [2020-12-01 18:06:45,361 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:06:45,362 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:06:45,362 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:06:45,362 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:06:45,363 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:04:38" (3/4) ... [2020-12-01 18:06:45,367 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:06:45,444 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 395 nodes and edges [2020-12-01 18:06:45,449 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2020-12-01 18:06:45,456 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-12-01 18:06:45,461 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:06:45,767 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_92518a35-bf7d-4c89-a74c-e54db37145ff/bin/ukojak/witness.graphml [2020-12-01 18:06:45,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:06:45,768 INFO L168 Benchmark]: Toolchain (without parser) took 282724.75 ms. Allocated memory was 86.0 MB in the beginning and 5.4 GB in the end (delta: 5.3 GB). Free memory was 48.1 MB in the beginning and 2.5 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.1 GB. [2020-12-01 18:06:45,769 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 86.0 MB. Free memory was 59.3 MB in the beginning and 59.2 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:06:45,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1378.79 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.8 MB in the beginning and 43.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:45,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 319.66 ms. Allocated memory is still 104.9 MB. Free memory was 43.5 MB in the beginning and 53.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:45,770 INFO L168 Benchmark]: Boogie Preprocessor took 295.03 ms. Allocated memory was 104.9 MB in the beginning and 178.3 MB in the end (delta: 73.4 MB). Free memory was 53.1 MB in the beginning and 112.5 MB in the end (delta: -59.4 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:45,771 INFO L168 Benchmark]: RCFGBuilder took 152995.27 ms. Allocated memory was 178.3 MB in the beginning and 5.4 GB in the end (delta: 5.3 GB). Free memory was 112.5 MB in the beginning and 4.7 GB in the end (delta: -4.6 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-12-01 18:06:45,771 INFO L168 Benchmark]: CodeCheck took 127320.88 ms. Allocated memory is still 5.4 GB. Free memory was 4.7 GB in the beginning and 2.6 GB in the end (delta: 2.1 GB). Peak memory consumption was 2.1 GB. Max. memory is 16.1 GB. [2020-12-01 18:06:45,771 INFO L168 Benchmark]: Witness Printer took 405.73 ms. Allocated memory is still 5.4 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 43.5 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:06:45,775 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: 124.9s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1520 SDtfs, 2680 SDslu, 2040 SDs, 0 SdLazy, 7860 SolverSat, 1276 SolverUnsat, 16 SolverUnknown, 0 SolverNotchecked, 108.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1049 GetRequests, 916 SyntacticMatches, 39 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4199 ImplicationChecksByTransitivity, 18.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 40.5s SatisfiabilityAnalysisTime, 44.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 36616 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: 13]: 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: 1776]: Loop Invariant Derived loop invariant: ((((a0 + 147 <= 0 || 0 <= a0 + 97) || 0 < a4 + 86) || !(a2 == 1)) || a29 + 144 <= 0) || 0 <= a29 + 15 - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((!((a2 == 1 && 0 < a0 + 147) && a4 + 86 <= 0) || a29 + 144 <= 0) || 0 < a29 + 16) || 0 < a0 + 98 - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 86.0 MB. Free memory was 59.3 MB in the beginning and 59.2 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1378.79 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.8 MB in the beginning and 43.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 319.66 ms. Allocated memory is still 104.9 MB. Free memory was 43.5 MB in the beginning and 53.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 295.03 ms. Allocated memory was 104.9 MB in the beginning and 178.3 MB in the end (delta: 73.4 MB). Free memory was 53.1 MB in the beginning and 112.5 MB in the end (delta: -59.4 MB). Peak memory consumption was 32.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 152995.27 ms. Allocated memory was 178.3 MB in the beginning and 5.4 GB in the end (delta: 5.3 GB). Free memory was 112.5 MB in the beginning and 4.7 GB in the end (delta: -4.6 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. * CodeCheck took 127320.88 ms. Allocated memory is still 5.4 GB. Free memory was 4.7 GB in the beginning and 2.6 GB in the end (delta: 2.1 GB). Peak memory consumption was 2.1 GB. Max. memory is 16.1 GB. * Witness Printer took 405.73 ms. Allocated memory is still 5.4 GB. Free memory was 2.6 GB in the beginning and 2.5 GB in the end (delta: 43.5 MB). Peak memory consumption was 44.0 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...