./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_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_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/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 7f7ab7fb07c84cec955ed17f81b1e4c956a66f53 ..................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:59:31,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:59:31,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:59:31,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:59:31,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:59:31,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:59:31,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:59:31,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:59:31,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:59:31,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:59:31,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:59:31,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:59:31,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:59:31,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:59:31,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:59:31,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:59:31,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:59:31,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:59:31,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:59:31,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:59:31,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:59:31,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:59:31,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:59:31,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:59:31,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:59:31,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:59:31,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:59:31,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:59:31,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:59:31,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:59:31,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:59:31,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:59:31,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:59:31,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:59:31,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:59:31,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:59:31,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:59:31,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:59:31,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:59:31,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:59:31,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:59:31,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:59:31,286 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:59:31,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:59:31,287 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:59:31,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:59:31,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:59:31,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:59:31,289 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:59:31,289 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:59:31,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:59:31,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:59:31,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:59:31,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:59:31,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:59:31,291 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:59:31,291 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:59:31,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:59:31,291 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:59:31,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:59:31,292 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:59:31,292 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:59:31,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:59:31,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:59:31,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:59:31,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:59:31,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:59:31,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:59:31,294 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:59:31,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:59:31,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:59:31,295 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_6abd5708-d394-4b74-beac-5eef3edd50a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f7ab7fb07c84cec955ed17f81b1e4c956a66f53 [2020-12-01 16:59:31,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:59:31,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:59:31,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:59:31,551 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:59:31,552 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:59:31,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2020-12-01 16:59:31,625 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/data/b970488e4/141d4be0f5bd4c4e859b0e57905f1a4e/FLAG1811bf180 [2020-12-01 16:59:32,086 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:59:32,087 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2020-12-01 16:59:32,099 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/data/b970488e4/141d4be0f5bd4c4e859b0e57905f1a4e/FLAG1811bf180 [2020-12-01 16:59:32,453 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/data/b970488e4/141d4be0f5bd4c4e859b0e57905f1a4e [2020-12-01 16:59:32,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:59:32,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:59:32,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:59:32,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:59:32,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:59:32,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3237f2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32, skipping insertion in model container [2020-12-01 16:59:32,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:59:32,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:59:32,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:59:32,665 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:59:32,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:59:32,727 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:59:32,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32 WrapperNode [2020-12-01 16:59:32,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:59:32,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:59:32,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:59:32,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:59:32,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:59:32,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:59:32,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:59:32,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:59:32,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... [2020-12-01 16:59:32,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:59:32,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:59:32,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:59:32,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:59:32,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:59:32,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:59:32,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:59:32,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:59:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:59:32,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:59:32,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:59:33,206 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:59:33,207 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 16:59:33,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:33 BoogieIcfgContainer [2020-12-01 16:59:33,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:59:33,210 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:59:33,210 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:59:33,220 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:59:33,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:33" (1/1) ... [2020-12-01 16:59:33,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:59:33,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:33,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2020-12-01 16:59:33,285 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2020-12-01 16:59:33,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:59:33,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:33,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:59:33,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 38 transitions. [2020-12-01 16:59:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2020-12-01 16:59:33,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:59:33,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:59:33,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:33,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 42 transitions. [2020-12-01 16:59:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2020-12-01 16:59:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:59:33,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:33,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 21 conjunts are in the unsatisfiable core [2020-12-01 16:59:33,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:34,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:59:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2020-12-01 16:59:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2020-12-01 16:59:34,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 16:59:34,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:34,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:59:34,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 16:59:35,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:35,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 55 transitions. [2020-12-01 16:59:35,034 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2020-12-01 16:59:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 16:59:35,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:35,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:59:35,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:35,193 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:59:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:35,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 60 transitions. [2020-12-01 16:59:35,411 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2020-12-01 16:59:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 16:59:35,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:35,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 27 conjunts are in the unsatisfiable core [2020-12-01 16:59:35,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:35,657 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:59:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:36,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 70 transitions. [2020-12-01 16:59:36,445 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2020-12-01 16:59:36,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 16:59:36,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:36,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:59:36,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:59:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 45 states and 79 transitions. [2020-12-01 16:59:36,754 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2020-12-01 16:59:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 16:59:36,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:36,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 16:59:36,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:36,886 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 16:59:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:37,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 87 transitions. [2020-12-01 16:59:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2020-12-01 16:59:37,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 16:59:37,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:37,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:59:37,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:37,396 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 16:59:37,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:37,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 88 transitions. [2020-12-01 16:59:37,664 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2020-12-01 16:59:37,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 16:59:37,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:37,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:37,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:59:37,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-12-01 16:59:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:37,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 50 states and 87 transitions. [2020-12-01 16:59:37,989 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2020-12-01 16:59:37,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 16:59:37,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:38,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:59:38,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:38,281 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-01 16:59:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 40 states and 67 transitions. [2020-12-01 16:59:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2020-12-01 16:59:38,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 16:59:38,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:39,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 33 conjunts are in the unsatisfiable core [2020-12-01 16:59:39,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 24 proven. 20 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-01 16:59:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:40,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 46 states and 81 transitions. [2020-12-01 16:59:40,506 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2020-12-01 16:59:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 16:59:40,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:40,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 31 conjunts are in the unsatisfiable core [2020-12-01 16:59:40,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 26 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2020-12-01 16:59:40,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:40,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 48 states and 85 transitions. [2020-12-01 16:59:40,881 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2020-12-01 16:59:40,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 16:59:40,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:40,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 35 conjunts are in the unsatisfiable core [2020-12-01 16:59:40,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:41,309 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 28 proven. 28 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-12-01 16:59:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 37 states and 51 transitions. [2020-12-01 16:59:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2020-12-01 16:59:42,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 16:59:42,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:42,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 33 conjunts are in the unsatisfiable core [2020-12-01 16:59:42,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:59:42,214 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 30 proven. 31 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2020-12-01 16:59:42,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:42,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 32 states and 46 transitions. [2020-12-01 16:59:42,655 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2020-12-01 16:59:42,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:59:42,656 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2020-12-01 16:59:42,662 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 16:59:42,858 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2020-12-01 16:59:43,195 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:59:43,197 INFO L569 CodeCheckObserver]: Invariant with dag size 29 [2020-12-01 16:59:43,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:59:43 ImpRootNode [2020-12-01 16:59:43,204 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:59:43,205 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:59:43,205 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:59:43,205 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:59:43,205 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:33" (3/4) ... [2020-12-01 16:59:43,208 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 16:59:43,213 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2020-12-01 16:59:43,217 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2020-12-01 16:59:43,217 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 16:59:43,217 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 16:59:43,217 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:59:43,264 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6abd5708-d394-4b74-beac-5eef3edd50a9/bin/ukojak/witness.graphml [2020-12-01 16:59:43,264 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:59:43,265 INFO L168 Benchmark]: Toolchain (without parser) took 10807.48 ms. Allocated memory was 88.1 MB in the beginning and 192.9 MB in the end (delta: 104.9 MB). Free memory was 57.3 MB in the beginning and 161.4 MB in the end (delta: -104.1 MB). Peak memory consumption was 2.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:59:43,266 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:59:43,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.13 ms. Allocated memory is still 88.1 MB. Free memory was 57.1 MB in the beginning and 66.0 MB in the end (delta: -8.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:59:43,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.14 ms. Allocated memory is still 88.1 MB. Free memory was 65.7 MB in the beginning and 64.2 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:59:43,267 INFO L168 Benchmark]: Boogie Preprocessor took 22.07 ms. Allocated memory is still 88.1 MB. Free memory was 64.2 MB in the beginning and 63.4 MB in the end (delta: 776.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:59:43,268 INFO L168 Benchmark]: RCFGBuilder took 415.20 ms. Allocated memory is still 88.1 MB. Free memory was 63.0 MB in the beginning and 44.3 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:59:43,272 INFO L168 Benchmark]: CodeCheck took 9994.25 ms. Allocated memory was 88.1 MB in the beginning and 192.9 MB in the end (delta: 104.9 MB). Free memory was 44.1 MB in the beginning and 163.4 MB in the end (delta: -119.3 MB). Peak memory consumption was 95.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:59:43,273 INFO L168 Benchmark]: Witness Printer took 59.48 ms. Allocated memory is still 192.9 MB. Free memory was 163.4 MB in the beginning and 161.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:59:43,276 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, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.4s, OverallIterations: 16, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 320512 SDtfs, 144920 SDslu, 236000 SDs, 0 SdLazy, 1132348 SolverSat, 403156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4524 GetRequests, 4268 SyntacticMatches, 108 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10856 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 555 NumberOfCodeBlocks, 555 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 540 ConstructedInterpolants, 0 QuantifiedInterpolants, 103106 SizeOfPredicates, 43 NumberOfNonLiveVariables, 1603 ConjunctsInSsa, 263 ConjunctsInUnsatCore, 15 InterpolantComputations, 5 PerfectInterpolantSequences, 1125/1271 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: 59]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((!(q == 0) || !(A == r)) || (p == 2 && B <= r)) || (r <= 1 && p == 1)) || (!((B == 1 && p == 2) && B * 2 == d) && !((B == 1 && B == d) && p == 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 268.13 ms. Allocated memory is still 88.1 MB. Free memory was 57.1 MB in the beginning and 66.0 MB in the end (delta: -8.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.14 ms. Allocated memory is still 88.1 MB. Free memory was 65.7 MB in the beginning and 64.2 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.07 ms. Allocated memory is still 88.1 MB. Free memory was 64.2 MB in the beginning and 63.4 MB in the end (delta: 776.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 415.20 ms. Allocated memory is still 88.1 MB. Free memory was 63.0 MB in the beginning and 44.3 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 9994.25 ms. Allocated memory was 88.1 MB in the beginning and 192.9 MB in the end (delta: 104.9 MB). Free memory was 44.1 MB in the beginning and 163.4 MB in the end (delta: -119.3 MB). Peak memory consumption was 95.8 MB. Max. memory is 16.1 GB. * Witness Printer took 59.48 ms. Allocated memory is still 192.9 MB. Free memory was 163.4 MB in the beginning and 161.4 MB in the end (delta: 2.0 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...