./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.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_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/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 7f1b097c6afa8c7725240a0195cb226f841ae6ea ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:00:21,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:00:21,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:00:21,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:00:21,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:00:21,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:00:21,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:00:21,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:00:21,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:00:21,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:00:21,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:00:21,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:00:21,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:00:21,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:00:21,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:00:21,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:00:21,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:00:21,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:00:21,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:00:21,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:00:21,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:00:21,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:00:21,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:00:21,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:00:21,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:00:21,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:00:21,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:00:21,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:00:21,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:00:21,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:00:21,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:00:21,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:00:21,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:00:21,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:00:21,744 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:00:21,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:00:21,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:00:21,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:00:21,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:00:21,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:00:21,749 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:00:21,752 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 20:00:21,804 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:00:21,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:00:21,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 20:00:21,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 20:00:21,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:00:21,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:00:21,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:00:21,809 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:00:21,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:00:21,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:00:21,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:00:21,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:00:21,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:00:21,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:00:21,812 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:00:21,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:00:21,812 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:00:21,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:00:21,813 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 20:00:21,813 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 20:00:21,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:00:21,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:00:21,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 20:00:21,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:00:21,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:00:21,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:00:21,815 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 20:00:21,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:00:21,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:00:21,816 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_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f1b097c6afa8c7725240a0195cb226f841ae6ea [2020-11-29 20:00:22,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:00:22,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:00:22,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:00:22,304 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:00:22,306 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:00:22,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2020-11-29 20:00:22,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/data/15edf3333/a99c2b30f39b45948a84d0b631d400cc/FLAGed9399312 [2020-11-29 20:00:23,026 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:00:23,027 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound20.c [2020-11-29 20:00:23,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/data/15edf3333/a99c2b30f39b45948a84d0b631d400cc/FLAGed9399312 [2020-11-29 20:00:23,369 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/data/15edf3333/a99c2b30f39b45948a84d0b631d400cc [2020-11-29 20:00:23,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:00:23,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:00:23,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:00:23,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:00:23,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:00:23,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c5daa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23, skipping insertion in model container [2020-11-29 20:00:23,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:00:23,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:00:23,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:00:23,653 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:00:23,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:00:23,712 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:00:23,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23 WrapperNode [2020-11-29 20:00:23,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:00:23,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:00:23,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:00:23,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:00:23,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:00:23,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:00:23,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:00:23,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:00:23,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... [2020-11-29 20:00:23,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:00:23,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:00:23,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:00:23,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:00:23,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:00:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/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 [2020-11-29 20:00:23,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:00:23,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:00:23,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:00:23,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:00:23,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 20:00:23,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 20:00:24,543 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:00:24,545 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 20:00:24,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:00:24 BoogieIcfgContainer [2020-11-29 20:00:24,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:00:24,550 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 20:00:24,550 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 20:00:24,563 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 20:00:24,563 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:00:24" (1/1) ... [2020-11-29 20:00:24,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:00:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2020-11-29 20:00:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2020-11-29 20:00:24,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-29 20:00:24,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:24,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:00:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2020-11-29 20:00:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2020-11-29 20:00:24,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-29 20:00:24,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:25,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:00:25,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:25,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2020-11-29 20:00:25,159 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2020-11-29 20:00:25,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 20:00:25,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:25,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 20:00:25,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:25,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:00:25,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:25,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 24 states and 40 transitions. [2020-11-29 20:00:25,772 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 40 transitions. [2020-11-29 20:00:25,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 20:00:25,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:25,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 20:00:25,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:25,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 20:00:26,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:26,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2020-11-29 20:00:26,065 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2020-11-29 20:00:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 20:00:26,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:26,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 20:00:26,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 20:00:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:26,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 29 states and 52 transitions. [2020-11-29 20:00:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2020-11-29 20:00:26,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 20:00:26,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:26,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:26,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:26,480 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 20:00:26,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:26,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2020-11-29 20:00:26,885 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2020-11-29 20:00:26,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 20:00:26,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:26,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:26,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 20:00:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:27,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 60 transitions. [2020-11-29 20:00:27,512 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2020-11-29 20:00:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 20:00:27,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:27,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 20:00:27,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:27,664 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 20:00:28,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:28,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 37 states and 66 transitions. [2020-11-29 20:00:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2020-11-29 20:00:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 20:00:28,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:28,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:28,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:28,218 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 20:00:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-29 20:00:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:29,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 39 states and 69 transitions. [2020-11-29 20:00:29,411 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2020-11-29 20:00:29,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 20:00:29,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:29,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:29,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 20:00:30,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:30,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 74 transitions. [2020-11-29 20:00:30,132 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 74 transitions. [2020-11-29 20:00:30,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 20:00:30,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:30,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:30,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:30,252 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 20:00:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 82 transitions. [2020-11-29 20:00:34,530 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 82 transitions. [2020-11-29 20:00:34,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 20:00:34,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:34,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 20:00:34,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:34,806 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 20:00:35,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:35,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 85 transitions. [2020-11-29 20:00:35,261 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2020-11-29 20:00:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 20:00:35,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:35,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:35,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 20:00:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:35,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 48 states and 88 transitions. [2020-11-29 20:00:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2020-11-29 20:00:35,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 20:00:35,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:35,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 21 conjunts are in the unsatisfiable core [2020-11-29 20:00:35,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-29 20:00:36,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:36,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 51 states and 94 transitions. [2020-11-29 20:00:36,969 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 94 transitions. [2020-11-29 20:00:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 20:00:36,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:37,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 20:00:37,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:37,208 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-11-29 20:00:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:38,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 53 states and 99 transitions. [2020-11-29 20:00:38,493 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 99 transitions. [2020-11-29 20:00:38,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-29 20:00:38,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:38,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 20:00:38,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-11-29 20:00:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 107 transitions. [2020-11-29 20:00:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2020-11-29 20:00:39,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-29 20:00:39,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:39,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-29 20:00:39,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 18 proven. 21 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2020-11-29 20:00:41,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:41,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 110 transitions. [2020-11-29 20:00:41,503 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 110 transitions. [2020-11-29 20:00:41,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-29 20:00:41,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:41,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:41,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:41,624 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2020-11-29 20:00:42,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:42,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 113 transitions. [2020-11-29 20:00:42,400 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2020-11-29 20:00:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-29 20:00:42,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:42,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 27 conjunts are in the unsatisfiable core [2020-11-29 20:00:42,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 20 proven. 24 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2020-11-29 20:00:44,240 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2020-11-29 20:00:45,398 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2020-11-29 20:00:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:46,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 63 states and 119 transitions. [2020-11-29 20:00:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 119 transitions. [2020-11-29 20:00:46,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 20:00:46,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:46,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-29 20:00:46,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2020-11-29 20:00:49,227 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-29 20:00:50,113 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-11-29 20:00:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 124 transitions. [2020-11-29 20:00:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2020-11-29 20:00:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 20:00:50,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:50,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-29 20:00:50,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:51,184 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 24 proven. 30 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2020-11-29 20:00:51,895 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2020-11-29 20:00:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 132 transitions. [2020-11-29 20:00:53,884 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 132 transitions. [2020-11-29 20:00:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 20:00:53,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:53,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 23 conjunts are in the unsatisfiable core [2020-11-29 20:00:53,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 24 proven. 38 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2020-11-29 20:00:56,794 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-11-29 20:00:58,002 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-11-29 20:00:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 70 states and 135 transitions. [2020-11-29 20:00:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 135 transitions. [2020-11-29 20:00:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 20:00:58,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:00:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:00:58,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:00:58,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:00:58,497 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2020-11-29 20:00:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:00:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 138 transitions. [2020-11-29 20:00:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 138 transitions. [2020-11-29 20:00:59,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 20:00:59,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:01:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:00,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 33 conjunts are in the unsatisfiable core [2020-11-29 20:01:00,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:02,557 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 26 proven. 42 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2020-11-29 20:01:04,699 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 11 [2020-11-29 20:01:07,890 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-11-29 20:01:09,306 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-11-29 20:01:09,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:01:09,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 144 transitions. [2020-11-29 20:01:09,947 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 144 transitions. [2020-11-29 20:01:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 20:01:09,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:01:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:10,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 23 conjunts are in the unsatisfiable core [2020-11-29 20:01:10,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 28 proven. 46 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-11-29 20:01:15,672 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 14 [2020-11-29 20:01:18,933 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-11-29 20:01:21,784 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-11-29 20:01:22,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:01:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 149 transitions. [2020-11-29 20:01:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 149 transitions. [2020-11-29 20:01:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-11-29 20:01:22,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:01:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:22,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 23 conjunts are in the unsatisfiable core [2020-11-29 20:01:22,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:24,028 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 50 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-11-29 20:01:26,421 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16 [2020-11-29 20:01:28,222 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2020-11-29 20:01:32,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:01:32,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 80 states and 157 transitions. [2020-11-29 20:01:32,191 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 157 transitions. [2020-11-29 20:01:32,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-29 20:01:32,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:01:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:32,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 27 conjunts are in the unsatisfiable core [2020-11-29 20:01:32,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:34,020 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-11-29 20:01:37,222 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-11-29 20:01:40,208 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-11-29 20:01:40,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:01:40,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 160 transitions. [2020-11-29 20:01:40,870 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 160 transitions. [2020-11-29 20:01:40,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-11-29 20:01:40,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:01:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:40,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 20:01:40,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:41,011 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2020-11-29 20:01:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:01:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 84 states and 163 transitions. [2020-11-29 20:01:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 163 transitions. [2020-11-29 20:01:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 20:01:43,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:01:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:01:43,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 16 conjunts are in the unsatisfiable core [2020-11-29 20:01:43,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:01:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 135 proven. 20 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2020-11-29 20:01:50,670 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2020-11-29 20:01:52,086 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2020-11-29 20:01:53,117 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-11-29 20:01:55,548 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 18 [2020-11-29 20:01:57,314 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2020-11-29 20:01:58,823 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 20:02:00,320 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-11-29 20:02:02,079 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 18 [2020-11-29 20:02:03,992 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2020-11-29 20:02:05,652 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-11-29 20:02:07,350 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-11-29 20:02:09,606 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2020-11-29 20:02:11,605 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 17 [2020-11-29 20:02:13,593 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-11-29 20:02:15,586 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-11-29 20:02:16,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:02:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 39 states and 63 transitions. [2020-11-29 20:02:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2020-11-29 20:02:16,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:02:16,310 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 30 iterations. [2020-11-29 20:02:16,321 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 20:02:16,750 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 1 [2020-11-29 20:02:17,482 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 1 [2020-11-29 20:02:18,002 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 1 [2020-11-29 20:02:18,736 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 1 [2020-11-29 20:02:19,446 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 1 [2020-11-29 20:02:19,987 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 1 [2020-11-29 20:02:20,018 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 20:02:20,022 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 20:02:20,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 08:02:20 ImpRootNode [2020-11-29 20:02:20,023 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 20:02:20,023 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:02:20,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:02:20,024 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:02:20,024 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:00:24" (3/4) ... [2020-11-29 20:02:20,028 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:02:20,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2020-11-29 20:02:20,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-11-29 20:02:20,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 20:02:20,057 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 20:02:20,057 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:02:20,148 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9ab3d6bf-bcb2-4666-bec5-6fb316e16f52/bin/ukojak/witness.graphml [2020-11-29 20:02:20,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:02:20,149 INFO L168 Benchmark]: Toolchain (without parser) took 116771.87 ms. Allocated memory was 102.8 MB in the beginning and 144.7 MB in the end (delta: 41.9 MB). Free memory was 67.6 MB in the beginning and 81.2 MB in the end (delta: -13.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:02:20,155 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 102.8 MB. Free memory was 75.6 MB in the beginning and 75.6 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:02:20,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.84 ms. Allocated memory is still 102.8 MB. Free memory was 67.5 MB in the beginning and 78.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:02:20,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.10 ms. Allocated memory is still 102.8 MB. Free memory was 78.6 MB in the beginning and 77.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:02:20,158 INFO L168 Benchmark]: Boogie Preprocessor took 22.79 ms. Allocated memory is still 102.8 MB. Free memory was 77.4 MB in the beginning and 76.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:02:20,159 INFO L168 Benchmark]: RCFGBuilder took 759.55 ms. Allocated memory is still 102.8 MB. Free memory was 76.4 MB in the beginning and 60.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:02:20,159 INFO L168 Benchmark]: CodeCheck took 115473.04 ms. Allocated memory was 102.8 MB in the beginning and 144.7 MB in the end (delta: 41.9 MB). Free memory was 59.7 MB in the beginning and 84.3 MB in the end (delta: -24.6 MB). Peak memory consumption was 68.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:02:20,160 INFO L168 Benchmark]: Witness Printer took 125.00 ms. Allocated memory is still 144.7 MB. Free memory was 84.3 MB in the beginning and 81.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:02:20,163 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 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 111.7s, OverallIterations: 30, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -1233125376 SDtfs, 933165004 SDslu, 1228254600 SDs, 0 SdLazy, 566872768 SolverSat, -1404720832 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 152.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10949 GetRequests, 10421 SyntacticMatches, 376 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13783 ImplicationChecksByTransitivity, 90.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 18.5s InterpolantComputationTime, 1485 NumberOfCodeBlocks, 1485 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 1456 ConstructedInterpolants, 0 QuantifiedInterpolants, 327041 SizeOfPredicates, 66 NumberOfNonLiveVariables, 4073 ConjunctsInSsa, 430 ConjunctsInUnsatCore, 29 InterpolantComputations, 5 PerfectInterpolantSequences, 5315/5777 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: 5]: 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: 30]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 102.8 MB. Free memory was 75.6 MB in the beginning and 75.6 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 333.84 ms. Allocated memory is still 102.8 MB. Free memory was 67.5 MB in the beginning and 78.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.10 ms. Allocated memory is still 102.8 MB. Free memory was 78.6 MB in the beginning and 77.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.79 ms. Allocated memory is still 102.8 MB. Free memory was 77.4 MB in the beginning and 76.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 759.55 ms. Allocated memory is still 102.8 MB. Free memory was 76.4 MB in the beginning and 60.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 115473.04 ms. Allocated memory was 102.8 MB in the beginning and 144.7 MB in the end (delta: 41.9 MB). Free memory was 59.7 MB in the beginning and 84.3 MB in the end (delta: -24.6 MB). Peak memory consumption was 68.0 MB. Max. memory is 16.1 GB. * Witness Printer took 125.00 ms. Allocated memory is still 144.7 MB. Free memory was 84.3 MB in the beginning and 81.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...