./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound1.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_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/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 0319027e70a0d2daf010f688863825be9b20c732 .................................................................................................................................................................................................................................................................................................................................... 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 18:08:50,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:08:50,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:08:50,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:08:50,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:08:50,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:08:50,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:08:50,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:08:50,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:08:50,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:08:50,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:08:50,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:08:50,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:08:50,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:08:50,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:08:50,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:08:50,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:08:50,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:08:50,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:08:50,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:08:50,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:08:50,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:08:50,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:08:50,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:08:50,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:08:50,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:08:50,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:08:50,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:08:50,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:08:50,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:08:50,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:08:50,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:08:50,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:08:50,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:08:50,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:08:50,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:08:50,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:08:50,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:08:50,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:08:50,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:08:50,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:08:50,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:08:50,960 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:08:50,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:08:50,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:08:50,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:08:50,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:08:50,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:08:50,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:08:50,965 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:08:50,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:08:50,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:08:50,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:08:50,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:08:50,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:08:50,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:08:50,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:08:50,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:08:50,967 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:08:50,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:08:50,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:08:50,968 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:08:50,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:08:50,969 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:08:50,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:08:50,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:08:50,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:08:50,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:08:50,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:08:50,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:08:50,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:08:50,971 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_0e17789b-f790-4d55-a216-3a7db06603d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0319027e70a0d2daf010f688863825be9b20c732 [2020-12-01 18:08:51,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:08:51,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:08:51,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:08:51,303 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:08:51,304 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:08:51,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound1.c [2020-12-01 18:08:51,375 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/data/184b513b6/58bcea87ffa2464a91cc4d5e4fa510d7/FLAG81f860236 [2020-12-01 18:08:51,879 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:08:51,880 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound1.c [2020-12-01 18:08:51,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/data/184b513b6/58bcea87ffa2464a91cc4d5e4fa510d7/FLAG81f860236 [2020-12-01 18:08:52,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/data/184b513b6/58bcea87ffa2464a91cc4d5e4fa510d7 [2020-12-01 18:08:52,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:08:52,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:08:52,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:08:52,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:08:52,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:08:52,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a49e628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52, skipping insertion in model container [2020-12-01 18:08:52,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:08:52,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:08:52,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:08:52,490 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:08:52,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:08:52,557 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:08:52,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52 WrapperNode [2020-12-01 18:08:52,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:08:52,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:08:52,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:08:52,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:08:52,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:08:52,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:08:52,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:08:52,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:08:52,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... [2020-12-01 18:08:52,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:08:52,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:08:52,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:08:52,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:08:52,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:08:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/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 18:08:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 18:08:52,741 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 18:08:52,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:08:52,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:08:52,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:08:52,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:08:52,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:08:52,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:08:53,116 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:08:53,117 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 18:08:53,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:08:53 BoogieIcfgContainer [2020-12-01 18:08:53,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:08:53,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:08:53,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:08:53,131 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:08:53,132 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:08:53" (1/1) ... [2020-12-01 18:08:53,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:08:53,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2020-12-01 18:08:53,183 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2020-12-01 18:08:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:08:53,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:53,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 25 conjunts are in the unsatisfiable core [2020-12-01 18:08:53,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:53,597 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:08:53,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 52 transitions. [2020-12-01 18:08:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2020-12-01 18:08:53,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:08:53,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:53,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 25 conjunts are in the unsatisfiable core [2020-12-01 18:08:53,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:54,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 18:08:54,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:54,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 59 transitions. [2020-12-01 18:08:54,614 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2020-12-01 18:08:54,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 18:08:54,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:54,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 18:08:54,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 18:08:54,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:54,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 63 transitions. [2020-12-01 18:08:54,985 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2020-12-01 18:08:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:08:54,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:55,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 25 conjunts are in the unsatisfiable core [2020-12-01 18:08:55,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:55,187 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 18:08:55,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 69 transitions. [2020-12-01 18:08:55,417 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2020-12-01 18:08:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 18:08:55,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:55,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 18:08:55,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:55,551 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 18:08:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 44 states and 74 transitions. [2020-12-01 18:08:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2020-12-01 18:08:55,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 18:08:55,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:55,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 18:08:55,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:55,893 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 18:08:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:56,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 80 transitions. [2020-12-01 18:08:56,388 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2020-12-01 18:08:56,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 18:08:56,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:56,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:56,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 13 conjunts are in the unsatisfiable core [2020-12-01 18:08:56,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:56,693 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-12-01 18:08:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 52 states and 93 transitions. [2020-12-01 18:08:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2020-12-01 18:08:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:08:57,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:57,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 18:08:57,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-12-01 18:08:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:08:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 58 states and 106 transitions. [2020-12-01 18:08:58,719 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 106 transitions. [2020-12-01 18:08:58,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:08:58,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:08:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:08:58,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 33 conjunts are in the unsatisfiable core [2020-12-01 18:08:58,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:08:59,272 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:08:59,277 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:08:59,279 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:08:59,282 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:08:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 18:09:01,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:01,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 125 transitions. [2020-12-01 18:09:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2020-12-01 18:09:01,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:09:01,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:01,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:01,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 33 conjunts are in the unsatisfiable core [2020-12-01 18:09:01,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:09:01,653 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 18:09:01,657 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:09:01,659 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:09:01,662 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:09:01,664 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:09:01,666 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 18:09:01,678 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 18:09:02,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 70 states and 128 transitions. [2020-12-01 18:09:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 128 transitions. [2020-12-01 18:09:02,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-01 18:09:02,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:09:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:09:02,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 18:09:02,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 18:09:02,521 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2020-12-01 18:09:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:09:03,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 29 states and 38 transitions. [2020-12-01 18:09:03,211 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2020-12-01 18:09:03,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:09:03,213 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2020-12-01 18:09:03,220 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:09:03,526 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2020-12-01 18:09:03,549 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:09:03,549 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:09:03,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:09:03 ImpRootNode [2020-12-01 18:09:03,550 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:09:03,551 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:09:03,551 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:09:03,551 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:09:03,552 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:08:53" (3/4) ... [2020-12-01 18:09:03,555 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:09:03,559 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2020-12-01 18:09:03,559 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2020-12-01 18:09:03,565 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2020-12-01 18:09:03,565 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 18:09:03,565 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 18:09:03,566 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:09:03,634 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0e17789b-f790-4d55-a216-3a7db06603d3/bin/ukojak/witness.graphml [2020-12-01 18:09:03,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:09:03,639 INFO L168 Benchmark]: Toolchain (without parser) took 11385.15 ms. Allocated memory was 102.8 MB in the beginning and 218.1 MB in the end (delta: 115.3 MB). Free memory was 74.2 MB in the beginning and 167.6 MB in the end (delta: -93.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:09:03,640 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 102.8 MB. Free memory was 59.7 MB in the beginning and 59.7 MB in the end (delta: 40.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:09:03,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.72 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 73.9 MB in the beginning and 100.3 MB in the end (delta: -26.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:09:03,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.31 ms. Allocated memory is still 123.7 MB. Free memory was 100.3 MB in the beginning and 99.3 MB in the end (delta: 968.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:09:03,643 INFO L168 Benchmark]: Boogie Preprocessor took 49.83 ms. Allocated memory is still 123.7 MB. Free memory was 98.8 MB in the beginning and 98.2 MB in the end (delta: 563.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:09:03,644 INFO L168 Benchmark]: RCFGBuilder took 458.40 ms. Allocated memory is still 123.7 MB. Free memory was 97.8 MB in the beginning and 80.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:09:03,644 INFO L168 Benchmark]: CodeCheck took 10430.05 ms. Allocated memory was 123.7 MB in the beginning and 218.1 MB in the end (delta: 94.4 MB). Free memory was 80.5 MB in the beginning and 170.8 MB in the end (delta: -90.3 MB). Peak memory consumption was 107.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:09:03,645 INFO L168 Benchmark]: Witness Printer took 86.91 ms. Allocated memory is still 218.1 MB. Free memory was 170.8 MB in the beginning and 167.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:09:03,648 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 3 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.0s, OverallIterations: 12, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 38720 SDtfs, 10974 SDslu, 9744 SDs, 0 SdLazy, 87814 SolverSat, 26564 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3715 GetRequests, 3525 SyntacticMatches, 54 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8264 ImplicationChecksByTransitivity, 7.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 447 NumberOfCodeBlocks, 447 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 436 ConstructedInterpolants, 0 QuantifiedInterpolants, 66027 SizeOfPredicates, 44 NumberOfNonLiveVariables, 1360 ConjunctsInSsa, 208 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 624/644 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: 8]: 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: 47]: Loop Invariant Derived loop invariant: (1 <= r || !(((1 <= y && a == 1) && y <= 1) && b == y)) || !(x == r + q * y) - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 102.8 MB. Free memory was 59.7 MB in the beginning and 59.7 MB in the end (delta: 40.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 305.72 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 73.9 MB in the beginning and 100.3 MB in the end (delta: -26.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.31 ms. Allocated memory is still 123.7 MB. Free memory was 100.3 MB in the beginning and 99.3 MB in the end (delta: 968.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.83 ms. Allocated memory is still 123.7 MB. Free memory was 98.8 MB in the beginning and 98.2 MB in the end (delta: 563.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 458.40 ms. Allocated memory is still 123.7 MB. Free memory was 97.8 MB in the beginning and 80.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 10430.05 ms. Allocated memory was 123.7 MB in the beginning and 218.1 MB in the end (delta: 94.4 MB). Free memory was 80.5 MB in the beginning and 170.8 MB in the end (delta: -90.3 MB). Peak memory consumption was 107.4 MB. Max. memory is 16.1 GB. * Witness Printer took 86.91 ms. Allocated memory is still 218.1 MB. Free memory was 170.8 MB in the beginning and 167.6 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...